CN102711693B

CN102711693B - The absorbent article of fastening can be repeated

Info

Publication number: CN102711693B
Application number: CN201180006720.3A
Authority: CN
Inventors: G.D.拉万; T.贝克; A.J.梅洛斯; A.D.塞茨; B.K.韦; T.海因里希; K.M.史密斯; B.D.塞茨; J.A.巴恩霍斯特
Original assignee: Procter and Gamble Ltd
Current assignee: Procter and Gamble Ltd
Priority date: 2010-01-20
Filing date: 2011-01-20
Publication date: 2016-02-03
Anticipated expiration: 2031-01-20
Also published as: EP2525755A2; JP2013517103A; CA2787511A1; WO2011091110A3; CN102711693A; WO2011091110A2; BR112012018090A2

Abstract

Present disclose provides a kind of absorbent article comprising front waist region and back waist region.A part for front waist region engages to form the trousers comprising the first permanent side seam second permanent side seam relative with transverse direction with a part for back waist region with surperficial effects on surface relation.First and second permanent side seam limit around initial waist opening and a pair leg opening.This absorbent article comprises the first fastening assembly with the first fastening surface and the first connecting surface.On the inner surface that first connecting surface is arranged on this absorbent article in front waist region or outer surface.This absorbent article comprises the second fastening assembly with the second fastening surface.Second fastening assembly is arranged on or is formed the part on the surface identical with the surface being provided with described first connected surfaces of described absorbent article.Be configured to around the initial waist opening formed by the first and second permanent side seam to open.First fastening surface is configured to engage each other refastenable and be separated with the second fastening surface.

Description

The absorbent article of fastening can be repeated

Invention field

The disclosure relates generally to absorbent article and the method for the manufacture of described absorbent article.More particularly, the disclosure relate to can repeat fastening and disposable absorbent article and manufacture their method.

Background of invention

Many disposable absorbent article such as trousers or diaper fastening assemblies when being supplied to consumer that wears that can repeat fastening initially engage.This type of wherein such as the first and second fasteners or the first fastener and the second fastener be in the structure initially engaged, fastening assembly can form the trousers comprising two latasutures, waist opening and two leg openings.The latasuture of what consumer was generally had a preference for is described trousers easily can be opened and can reliably again close.If the fastening assembly initially engaged is designed to send low initial opening power, then also can have low follow-up tensile force after being again closed latasuture.To open and the latasuture of again closed latasuture (that is, fastener) reopens power probably it is desirable that lower than the power of initial opening power.The trousers with low follow-up latasuture tensile force can cause poor latasuture intensity and not too firmly close, because identical fastener not only provides initial, preferably low tensile force, and must provide enough latasuture intensity after fastening again.Need to be improved afore-mentioned.

Summary of the invention

In one non-limiting embodiment, the disclosure partly relates to a kind of absorbent article, described absorbent article comprises front waist region, back waist region, is arranged on crotch district between front waist region and back waist region, Attacking Midfielder holds limit, low back end limit, holds the mid point on limit to extend to longitudinal axis, the side of the first longitudinal extension, the side of the second longitudinal extension, outer surface, inner surface, top flat, the egative film of the mid point on low back end limit from Attacking Midfielder, and is arranged on the absorbent cores between egative film and top flat.A part for front waist region engages to form the trousers comprising the first permanent side seam second permanent side seam relative with transverse direction with a part for back waist region with surperficial effects on surface relation.First and second permanent side seam limit around initial waist opening and a pair leg opening.This absorbent article comprises the first fastening assembly with the first fastening surface and the first connecting surface.On the inner surface that first connecting surface is arranged on this absorbent article in front waist region or outer surface.This absorbent article comprises the second fastening assembly with the second fastening surface.Second fastening assembly is arranged on or is formed the part on the surface identical with the surface being provided with described first connected surfaces of described absorbent article.Be configured to around the initial waist opening formed by the first and second permanent side seam to open.First fastening surface is configured to engage each other refastenable and be separated with the second fastening surface.

Accompanying drawing is sketched

By reference to the description to non-limiting embodiments of the present disclosure done below in conjunction with accompanying drawing, above-mentioned and further feature of the present disclosure and advantage and the mode obtaining them will become more obviously, and the disclosure self will be understood better, wherein:

In the accompanying drawings and in explanatory note book, add the element that lower case instruction in drawing reference numeral is roughly symmetrical to, such as symmetrical element can identify with drawing reference numeral 1a and 1b respectively.Unless otherwise indicated herein, do not add the drawing reference numeral mark of lower case be this certain figures label all elements of being suitable for.In certain instances herein, symmetric element is alleg when not using this dvielement such as 1a and 1b.

For the sake of simplicity, the mutual component of multiple figure all may not have numbering in all figure.Applicant retains the power that other figure depended in description and description does to support.Although common digital can be used in multiple figure to represent particular element, but should be appreciated that although certain element has common digital, (namely this element can be an alternative embodiment, identical numeral may not represent that this element is identical, although this element can be identical).

Fig. 1 is a kind of plane graph simplifying absorbent article according to a non-limiting embodiments, and described absorbent article is shown as the flat out, uncontracted state be in before it is shaped as trousers.In FIG, the outer surface of absorbent article is shown as in the face of observer.

Fig. 2 A is the profile of the absorbent article of the Fig. 1 intercepted according to the A-A along the line of a non-limiting embodiments.

Fig. 2 B is the profile of the absorbent article of the Fig. 1 intercepted according to the B-B along the line of a non-limiting embodiments.

Fig. 3 is the perspective view of the trousers formed by the absorbent article of Fig. 1 engaged by permanent side seam according to a non-limiting embodiments.

Fig. 4 is the anterior elevational view of the trousers around the dress of wearer's lower body according to a non-limiting embodiments.

Fig. 5 is the rear front view of the trousers of Fig. 4 according to a non-limiting embodiments.

Fig. 6 is the left side elevation view of the trousers of Fig. 4 according to a non-limiting embodiments.

Fig. 7 is the right side elevation view of the trousers of Fig. 4 according to a non-limiting embodiments.

Fig. 8 is the perspective view of the trousers engaged by permanent side seam according to a non-limiting embodiments.

Fig. 9 is a kind of plane graph simplifying absorbent article according to a non-limiting embodiments, and described absorbent article is shown as and is in flat out, uncontracted state and is configured to be shaped as the trousers comprising lap seams.

Figure 10 be according to a non-limiting embodiments by the top view of the simplification absorbent article of partially-formed Fig. 9 for trousers.

Figure 11 is the top view being shaped as the simplification absorbent article of Fig. 9 of trousers according to a non-limiting embodiments.

Figure 12 is the top view of the simplification trousers of Figure 11 according to a non-limiting embodiments, the described separative Disengagement zone of trousers tool and be in flat out, uncontracted state.

Figure 13 is the top view of the simplification trousers of Figure 12 according to a non-limiting embodiments, wherein Disengagement zone to be separated and the first fastening assembly fastens to the second fastening assembly again, described second fastening assembly be a part for the front waist region of trousers parts, be shaped together with described part, arrange on the mentioned parts or be connected to described part.

Figure 14 is a kind of plane graph simplifying absorbent article according to a non-limiting embodiments, and described absorbent article is shown as the flat out, uncontracted state be in before it is shaped as trousers.In fig. 14, the outer surface of absorbent article is shown as in the face of observer.

Figure 15 A is the profile of the absorbent article of the Figure 14 intercepted according to the A-A along the line of a non-limiting embodiments.

Figure 15 B is the profile of the absorbent article of the Figure 14 intercepted according to the B-B along the line of a non-limiting embodiments.

Figure 16 is the perspective view being shaped as the trousers with lap seams according to a non-limiting embodiments.

Figure 17 is the profile of the trousers of the Figure 16 intercepted according to the D-D along the line of a non-limiting embodiments.

Figure 18 is the top view being shaped as the trousers with lap seams according to a non-limiting embodiments.

Figure 19 is the top view of the trousers of Figure 18, wherein Disengagement zone be separated and closed bonding disconnects.First side of trousers is non-fastening, and the second side of trousers fastens to the front waist region of trousers again.

Figure 20 is the top view being shaped as the trousers with lap seams according to a non-limiting embodiments.

Figure 21 is the top view of the trousers of Figure 20, wherein Disengagement zone be separated and closed be bonded as disconnection.First side of trousers is non-fastening, and the second side of trousers fastens to the front waist region of trousers again.

Figure 22 is the top view being shaped as the trousers with lap seams according to a non-limiting embodiments.

Figure 23 is the top view of the trousers of Figure 22, wherein Disengagement zone be separated and closed be bonded as disconnection.First side of trousers is non-fastening, and the second side of trousers fastens to the front waist region of trousers again.

Figure 24-28c shows the equipment being used for manufacturing absorbent article of the present disclosure according to various non-limiting embodiments.

Various non-limiting embodiments of the present disclosure will be described now to understand the structural principle of equipment disclosed herein and method, function, manufacture and purposes on the whole.One or more example of these non-limiting embodiments is illustrated in accompanying drawing.Those of ordinary skill in the art will be understood that, herein specifically described and equipment shown by accompanying drawing and method are all limiting examples embodiments, and the scope of described various non-limiting embodiments of the present disclosure is defined by the claims completely.In conjunction with a non-limiting embodiments Suo Shi or described feature can be combined with the feature of other non-limiting embodiments.This type of modification and modification are intended to included within the scope of the present disclosure.

In this manual, following term generally has following implication:

Term " absorbent article " refers to that the health being close to or being close to wearer is placed, for absorbing and hold the device of the various effluents discharged by health.Example absorbent article can comprise diaper, training pants, trousers, wear pants-type diaper (namely has the diaper of preformed waist opening and leg opening, such as United States Patent (USP) 6,120, shown in 487), the diaper of fastening, incontinence briefs and underwear, napkin holder and lining, feminine can be repeated, and correlated product.

Term " fastening assembly " refers to limit and can repeat the element of the join domain of fastening or multiple element.Fastening assembly makes it possible to again fastening absorbent article waist opening and leg opening are reconstructed closed configuration till described fastening assembly is separated.The element that fastening assembly can repeat fastening by one or more is formed, and such as suspension hook, the collar, spherical parts, mushroom-shaped part, arrow, stem-ball element, button, snap-fastener, the adhesive that can repeat fastening, selectivity can repeat the binding agent etc. of fastening.Fastening assembly reliably can be opened and subsequently again closes and can not damage described fastening assembly.Fastening assembly comprises these elements following of fastening system, and described element forms join domain by the contact of direct surperficial effects on surface, thus forms the closure member that can repeat fastening.For clarity sake, the contact of surperficial effects on surface comprises the contact such as between hook material surface and the surface of collar material.Such as, the tab member joining egative film to will not be discussed fastening member.Fastening assembly can be suspension hook or the collar, and described suspension hook or the collar join protuberance to and be connected to a part for other fastening assembly or absorbent article.

Around the waist opening of disposable training pants time term " around initial waist opening " refers to following: when described disposable training pants is placed in packaging, and subsequently when it is taken out from packaging by consumer.

Term " transverse direction " refers to from a side of absorbent article to relative side and extends and direction roughly at a right angle with longitudinal direction.Direction within the scope of transverse direction ± 45 ° is considered to " transverse direction ".

Term " longitudinal direction " refers to the extension from an edge of waist of absorbent article to relative edge of waist and is roughly parallel to the direction of the maximum linear dimension of described goods.Direction within the scope of longitudinal direction ± 45 ° is considered to " longitudinal direction ".

Term " trousers " (also referred to as " disposable training pants ", " training pants " and " wearing pants-type diaper ") refers to the disposable absorbent article with continuous periphery waist opening and continuous periphery leg opening being designed to baby, child or adult wearers (hereinafter referred to as " wearer ").Trousers can be formed at trousers and wear wearer and had continuous or closed waist opening and at least one continuous or closed leg opening with it.Trousers preform is made by any suitable technology, include but not limited to use any that can repeat fastening and/or closed permanent component (such as, stitching, hot adhesion, pressure welding, binding agent, adhesive bonds, mechanical fastener etc.) various piece of absorbent article to be bonded together.Trousers can be preformed (such as, side fastening, Attacking Midfielder's fastening, low back fastening) along any position around it in lumbar region.Example trousers and trousers configuration are disclosed in United States Patent (USP) 5,246,433,5,569,234,6,120,487,6,120,489,4,940,464,5,092,861,5,897,545,5,957,908 and U.S. Patent Publication 2003/0233082 in.

Term " around secondary waist opening " refers to and to have disconnected around initial waist opening and around the waist opening of the trousers of trousers again after fastening.

Term " side seam " refers to certain given side, a part for side (or district of adjacent side) wherein in front waist region joins a part for the same side (or district of adjacent side) in back waist region to, to limit closed annular leg opening and closed waist opening.Because side seam closed permanent component closes, therefore it can not be opened and not cause described closed permanent component damage (that is, described closed permanent component can not by reliably closing again).

In order to improve the general function of the latasuture trousers that can repeat fastening, may expect to make initial opening power and again fastening or the tensile force again after closed trousers independent of one another.In other words, independent closure member or fastening member can be used producing around initial waist opening and around the second waist opening (again fastening).When being formed around initial waist opening, fastening assembly being initially arranged to disengaged orientation makes the initial opening power around initial waist opening independent of the tensile force around the second waist opening at trousers again fastening or after again closing.If fastening assembly does not initially engage, then can control initial opening power independent of fastening assembly.

In one embodiment, initial opening power can change with the intensity of the Disengagement zone limited in trousers.Because initial opening power is independent of the follow-up tensile force after fastening again, therefore can send high follow-up tensile force, thus after being provided in again fastening latasuture more firmly and more stable latasuture close.In addition, have the trousers of permanent latasuture as the structural detail of restriction latasuture, waist opening and leg opening are tending towards sending more solid and more reliable latasuture.In one embodiment, permanent latasuture can use bond such as hot adhesion and/or ultrasonic bonding to be formed, or binding agent, permanent adhesive or other suitable bonding or closing device can be used alternatively to be formed.

In one embodiment, two kinds of fastening assemblies (that is, the first fastening assembly and the second fastening assembly) of each latasuture can be set up simultaneously or together be formed in the front waist region of trousers to improve use to described fastening assembly.It should be pointed out that the second fastening assembly can be only arranged on or to be formed set by the first fastening assembly a part for front waist region thereon.Improve and care-giver can be made significantly easily to open and fastening trousers again by placing the first and second fastening assemblies in front waist region to the use of fastening assembly, and when wearer to stand in face of care-giver (such as, face-to-face) or when wearer lies low, allow care-giver more easily carry out front waist region to the fastening of front waist region, change trousers or check trousers.In addition, in the front waist region of trousers or diaper fastening assembly described in fastening be also care-giver be familiar with, because this is similar to the situation of adhesive type diaper.

In one embodiment, these two kinds of fastening assemblies also can be arranged on the same surface of trousers.In one embodiment, these two kinds of fastening assemblies can be arranged on the outer surface of trousers or be shaped on the surface of clothes or together with described surface, thus these two kinds of fastening assemblies are easily identified by care-giver, thus make care-giver sooner and more easily change trousers or check trousers.

Prove that these pull-up are such as in the child of such as bedpan training stage for especially being expected and the product of practicality for wearer.These type of trousers generally comprise absorption base structure, and described base structure comprises the top flat of the impermeable egative film of liquid, fluid permeable, and is positioned at the absorbent cores between top flat and egative film.Absorb base structure and lateral plate (when it is present) can be preliminary closure to be formed around initial waist opening and around two initial leg openings.

Some trousers have just can not the permanent latasuture of fastening or seam again once disconnect, around described latasuture or seam formation leg opening and around waist opening.This type of permanent seam be generally preliminary closure to provide the trousers seemed as underwear, and can to wear as underwear (namely putting two lower limbs of wearer and the position be worn in around wearer lumbar region).But the trousers with permanent latasuture may need independent component to carry out waste treatment to trousers, such as, be positioned at the waste treatment band (trousers can being wrapped and going out of use to dispose) on the outer surface of trousers.Other trousers have impermanent latasuture thus refastenable, thus allow care-giver to be similar to the traditional adhesive type diaper waist opening of open and close trousers and leg opening like that.

Open and again fastening trousers ability for care-giver provide convenience.Such as, when leaving home outside or when being inconvenient to take off clothes and/or the shoes of wearer, can more easily trousers being worn as traditional adhesive type diaper.When need to change trousers owing to being difficult to prediction wearer, when therefore certain specifically wears pattern when needs, a kind of trousers being suitable for wearing as traditional adhesive type diaper or disposable training pants can be provided valuably.In addition, the product that can wear as traditional adhesive type diaper or disposable training pants also allows to inspect the inside of described product and will not take off from two lower limbs of wearer by described product.Trousers of the present disclosure provide the dual-use function wearing and remove aspect, make it possible to easily wrap up and the trousers of waste treatment simultaneously.

In addition to the above, compared with trousers of the present disclosure, the trousers of some association areas can allow wearer be easier to remove them.In the trousers of association area, usually produce the overlap of two of trousers again fastening parts as lower panel around latasuture, wearer may catch and fin and remove trousers less desirable time described in tractive.Because this fin generally extends to leg opening from lumbar region, therefore its length allows wearer easily to remove trousers and regardless of the dexterity of wearer.In addition, around the initial waist opening due to the closed generation training pants of described fin, therefore once open, trousers just may come off from wearer with it.

In order to alleviate some problems of the trousers of described association area, the disclosure partly proposes following a kind of trousers, that minimizes the chance allowing wearer remove trousers, simultaneously still for care-giver provides the convenience that can repeat fastening.Trousers of the present disclosure comprise one and open and closed-system again, are at least the causes due to the described position of open and close system on trousers, and described system needs larger dexterity to open.In one embodiment, these trousers can comprise one or more permanent latasuture, and absorbent article is configured as by described permanent latasuture has the waist opening of preliminary closure and the trousers of leg opening; With fastening assembly, described fastening assembly makes it possible to be easy to again close and trousers described in waste treatment.In one embodiment, this is opened and closed-system can be orientated to and makes enclosed member not obvious for wearer again.In addition, if wearer opens the fastening assembly of the closed-system that can repeat fastening really, trousers also can not come off, because fastening assembly is not formed around initial waist opening and around leg opening at their initial unengaged position.Therefore, trousers of the present disclosure allow care-giver to determine how trousers are worn wearer's (as trousers or as traditional adhesive type diaper) with it.In addition, care-giver also can experience the safety of increase: trousers can not easily be removed by wearer.Therefore, a kind of can neatly as traditional adhesive type diaper or trousers dress and have the aesthetic characteristics of underwear and the trousers of outward appearance be produced as wearer and care-giver provides best overall experience.

To the described various assembly being used for being formed various example trousers of the present disclosure be described in more detail now.

absorbent article

In one embodiment, a kind of absorbent article can comprise base structure, and described base structure comprises top flat, egative film, and is at least partially disposed on the absorbent cores between top flat and egative film.Absorb base structure and can comprise belt, lower limb hoop and/or elastic strands.In various embodiments, see Fig. 1 and 2, example absorbent article 10 is shown as the flat out, uncontracted state be in before it is shaped as trousers.Absorbent article 10 can be shaped as the trousers 20 such as shown in Fig. 3 and 8.The various suitable configuration of trousers 20 is disclosed in United States Patent (USP) 5,246,433,5,569,234,6,120,487,6,120,489,4,940,464,5,092,861,5,897,545,5,957,908, and in U.S. Patent Publication 2003/0233082,2003/0088220,2003/0233082,2005/0215971,2005/0215970,2007/0078427,2007/0093769,2007/0074381,2007/0078426,2007/0078427,2007/0093769 and 2008/0107861.

In one embodiment, see Fig. 1 and 2, an end of absorbent article 10 can be constructed to front waist region 36, and longitudinally relative end can be constructed to back waist region 38.Between front waist region 36 and back waist region 38, the mid portion of the absorbent article 10 of longitudinal extension can be constructed to crotch district 37.In one embodiment, although so do not illustrate, the respective length in front waist region 36, back waist region 38 and crotch district 37 can be about 1/3 of the length of such as absorbent article 10.In other embodiments, the length that front waist region 36, back waist region 38 and crotch district 37 are respective can have other size.In various embodiments, the Attacking Midfielder that absorbent article 10 can have horizontal expansion in front waist region 36 holds limit 136, and has longitudinally relatively and the low back end limit 138 of horizontal expansion in back waist region 38.

In one embodiment, still see Fig. 1 and 2, the base structure 100 of absorbent article 10 can comprise the side 137a of the first longitudinal extension and the side 137b of the second laterally relative longitudinal extension.Two sides 137 all can hold longitudinal extension between limit 136 and low back end limit 138 Attacking Midfielder.The Attacking Midfielder of the horizontal expansion that base structure 100 can be formed in front waist region 36 holds the part on limit 136 with longitudinal relative in back waist region 38 and the part on the low back end limit 138 of horizontal expansion.In addition, base structure 100 also can comprise inner surface 102, outer surface 104, longitudinal axis 42 and axis of pitch 44.Longitudinal axis 42 can extend across Attacking Midfielder hold limit 136 mid point and through the mid point on low back end limit 138, and axis of pitch 44 can extend across first side 137a mid point and through the mid point of second side 137b.

In various embodiments, the part of absorbent article 10 or whole described absorbent article all can be manufactured into and laterally can to extend.The ductility of absorbent article 10 can be expectation to allow absorbent article 10 to conform to the health of wearer during wearer movement.Described ductility also can be expectation, such as, to allow care-giver to extend front waist region 36, back waist region 38, crotch district 37 and/or base structure 100, thus provides additional body coverage rate for the wearer that stature is different, is individual wearer customization absorbent article 10.This type of extension can be the shape that absorbent article 10 provides general hourglass, as long as the degree that crotch district 37 is extended relatively is less than the situation of lumbar region 36 and/or 38.This extension also can give absorbent article 10 fit outward appearance during use.

top flat

In one embodiment, refer again to Fig. 1 and 2, absorbent article 10 can comprise top flat 81.Top flat 81 can be submissive, soft feel and to wearer no skin irritation, and can be can elastic stretching in one or more directions.In addition, top flat 81 also can be fluid permeable, allows liquid (such as, through liquid, urine and/or loose stool) to penetrate its thickness.Various top flat also can comprise such as hydrophilic material, and described material is configured to body fluid to be drawn into (when these fluids are discharged by health) in the absorbent cores of base structure 100.Suitable top flat 81 can be made up of various material, the thermoplastic film of such as weaving material and non-woven material, perforate or hydroforming, apertured nonwovens, porous foam, reticulated foams, reticulated thermoplastic films and/or thermoplastic scrim.Suitable perforated film can comprise United States Patent (USP) 5, and 628,097,5,916,661,6,545,197 and 6,107, those described in 539.Apertured film topsheet usually can allow body exudates through but do not absorb them, and can weaken allow fluid flow back to and bleed back the trend of wearer's skin.Suitable weaving material and non-woven material can comprise natural fiber, the such as wood fiber or cotton fiber; Synthetic fibers are polyester, polypropylene or polyethylene fibre such as; Or their combination.If top flat 81 comprises fiber, then described fiber can be such as spunbond, carding, wet-laying, melt-blown, water thorn or otherwise process, known as this area.

egative film

In one embodiment, see such as Fig. 3 and 8, absorbent article 10 can comprise egative film 83.In Fig. 3 and 8, show the absorbent article 10 being shaped as trousers 20.Egative film 83 can be fluid or body exudates (such as, through liquid, urine and/or loose stool) is impervious or impervious at least in part, and can be made up of thin plastic sheeting, although also can use the impermeable material of the liquid of other flexibility.When being shaped as trousers 20, egative film 83 can prevent from being absorbed the goods such as sheet, nightwear, clothes and/or the underwear that contact absorbent article 10 with the body exudates in the absorbent cores being contained in absorbent article 10 or fluid wets.Egative film 83 can comprise weaving material or non-woven material, the material of thin polymer film such as polyethylene or polyacrylic thermoplastic film and/or multilamellar or composite, comprises thin film and non-woven material (such as, having interior thin layer and outer non-woven layer).A kind of suitable egative film can comprise there is about 0.012mm(0.5 mil) to about 0.051mm(2.0 mil) polyethylene film of thickness.The example of polyethylene film is by ClopayCorporation(Cincinnati, Ohio) to name BR-120 and BR-121 to manufacture, and manufactured to name XP-39385 by TredegarFilmProducts, TerreHaute, Ind..In one embodiment, embossing and/or matte finish can be carried out to provide the outward appearance of more clothlike to egative film 83.In addition, egative film 83 also can allow steam to overflow (that is, egative film 83 for breathable) from the absorbent cores of absorbent article 10, still prevent simultaneously or at least suppression fluid or body exudates through egative film 83.In one embodiment, the size of egative film 83 size that can be depending on absorbent article 10 and the design of trousers 20 that such as will be formed or configuration.

absorbent cores

In various embodiments, see Fig. 1 and 2, absorbent article 10 can comprise the absorbent cores 200 be arranged between top flat 81 and egative film 83.Absorbent cores 200 can comprise in the leading edge 236 of the horizontal expansion in front waist region 36, back waist region 38 longitudinally relatively and the side 237b of the side 237a of back edge 238, first longitudinal extension of horizontal expansion and the second laterally relative longitudinal extension.Two sides 237 all can between leading edge 236 and back edge 238 longitudinal extension.In one embodiment, such as more than one absorbent cores 200 or more than one absorbent core layer can be provided in absorbent article 10.Absorbent cores 200 can be any suitable size compatible with absorbent article 10 or shape.The example absorbing structure being used as absorbent cores 200 of the present disclosure having obtained accreditation and business success is described in United States Patent (USP) 4,610,678,4,673,402,4,888,231 and 4,834, in 735.

In one embodiment, suitable absorbent cores can comprise cellulose airfelt material.Such as, this type of absorbent cores can comprise measure by weight be less than about 40%, 30%, 20%, 10%, 5%, or even 1% described cellulose airfelt material.In addition, this absorbent cores can be formed primarily of the absorbent gelling material of the amount measured by weight as follows, and described amount is at least about 60%, 70%, 80%, 85%, 90%, 95%, or even about 100%.In addition, a part for absorbent cores also can comprise microfibre glue (if applicable).This type of absorbent cores, microfibre glue and absorbent gelling material are described in United States Patent (USP) 5,599,335,5,562,646,5,669,894,6,790,798 and 7,521,587 and U.S. Patent Publication 2004/0158212 in.

lower limb hoop

In one embodiment, see Fig. 1 and 2, the base structure 100 of absorbent article 10 can comprise longitudinal extension and laterally relative lower limb hoop 147a and 147b, and described lower limb hoop is arranged on and inwardly contacts on the inner surface of base structure 100 of wearer towards wearer.Lower limb hoop 147a and 147b can comprise one or more elastic gathering members 159, described in tighten up the proximal that component was arranged on or was arranged to the one or both in contiguous lower limb hoop 147.Except elastic gathering members 159, lower limb hoop also can comprise one or more elastic strands 168, and described strand is arranged on or is arranged to the distal side edge 139 of the one or both in contiguous lower limb hoop 147.Elastification lower limb hoop 147 can comprise several embodiment being intended to reduce lower limb district body exudates or fluid leaks.Elastification lower limb hoop 147 is sometimes called as that lower limb encloses, barrier cuff, elastic cuffs or lining ring hoop.) suitable elastification lower limb hoop 147 can comprise and be described in United States Patent (USP) 3,860,003,4,909,803,4,695,278,4,795,454,4,704,115 and 4,909,803 and U.S. Patent Publication 2009/0312730 in those.Lower limb hoop 147 by laterally inwardly namely being formed towards the some parts of longitudinal axis 42 folding base structure 100, to form the side 137 of corresponding lower limb hoop 147 and base structure 100 simultaneously.In other embodiments, lower limb hoop 147 by by additional one or more layers or each corresponding side 137a and 137b of contiguous base structure 100 be connected to base structure 100 and formed.In one embodiment, base structure 100 also can comprise other elastomeric element 141 that adjacent side 137 is arranged, when allow lax thus stretch the inner surface 102 of front waist region 36 towards the inner surface 102 of back waist region 38 time, described elastomeric element can make trousers 20 be configured as " U " shape.

In one embodiment, refer again to Fig. 1 and 2, each lower limb hoop 147 all can comprise proximal 157a and 157b.These edges 157a and 157b is oriented to contiguous longitudinal axis 42 relative to distal side edge 139a and 139b.Lower limb hoop 147 can overlapping absorbance core 200, and namely proximal 157a and 157b is positioned at the laterally inner side of corresponding side 237a and 237b of absorbent cores 200.That this juxtaposed configuration can be expectation so as to give absorbent article 10 give with by non-overlapped configuration compared with closer to the outward appearance of finished product.In other embodiments, lower limb hoop 147 can not overlapping absorbance core 200.

In one embodiment, still see Fig. 1 and 2, each lower limb hoop 147 all can hold being adjacent to Attacking Midfielder the inner surface 102 being connected to base structure 100 in the lower limb hoop bonding pad (not shown) on the limit 136 lower limb hoop bonding pad (not shown) relative with the longitudinal direction being adjacent to low back end limit 138.In one embodiment, between described lower limb hoop bonding pad, the proximal 157 of lower limb hoop 147 keeps freely, being namely free of attachment to inner surface 102 or the absorbent cores 200 of base structure 100.In addition, between longitudinally relative lower limb hoop bonding pad, each lower limb hoop 147 can comprise one or more and (comprise one specifically, two, three or four elastic strands/lower limb hoops 147) the hoop elastic gathering members 159 that can longitudinally extend, described in tighten up component is arranged on or is arranged to be adjacent to lower limb hoop 147 proximal 157 by any suitable method.Eachly all can to connect along a part for lower limb hoop length along the whole length of lower limb hoop or only in this type of hoop elastic gathering members 159.Such as, this type of hoop elastic gathering members 159 can only or connect near the end that the longitudinal direction of lower limb hoop is relative, and can to connect at the middle part of lower limb hoop length.This type of hoop elastic gathering members 159 can be arranged in crotch district 37, and may extend in the one or both in front waist region 36 and back waist region 38.Such as, in the exemplary basic structure 100 shown in Fig. 2, elastic gathering members 159 can or the proximal 157 that is adjacent to each lower limb hoop 147 connect, and to extend in both front waist region 36 and back waist region 38.

In various embodiments, each hoop elastic gathering members 159 all can be encapsulated in such as folding ruffle 170.In various embodiments, hoop elastic gathering members 159 can by two of base structure 100 layer be interposed in forms lower limb hoop 147 two layers between, the surface that maybe can be connected to base structure 100 or lower limb hoop 147 keeps exposure.

In one embodiment, when stretched, the hoop elastic gathering members 159 that the proximal 157 being adjacent to each lower limb hoop is arranged allows lower limb hoop proximal 157 to extend to the flat uncontracted length of base structure 100, the length of such as base structure 100 as shown in Figure 1.When allowed to relax, hoop elastic gathering members 159 shrinks to be lifted toward each other in front waist region 36 and back waist region 38, thus make trousers 20 bend to " U " shape, wherein the inside of " U " shape can be formed by the part (that is, inner surface 102) being intended to place towards the health of wearer of trousers 20.Due to each all maintenance freedom between the lower limb hoop bonding pad of vertical trend in proximal 157, therefore the contractility of elastic gathering members 159 can by the inner surface 102 of the proximal 157 lift-off base structure 100 of lower limb hoop 147.When trousers 20 are in relaxed state, lower limb hoop 147 rises in the position as side barriers to prevent or at least to suppress the seepage of body exudates by this lift-off of proximal 157.

In one embodiment, see Fig. 2, elastic strands 168a and 168b can be connected to or connect into side 137a and 137b of contiguous base structure 100 or the distal side edge 139 of lower limb hoop 147 one or more (comprising one, two, three or four elastic strands/lower limb hoops 147 specifically).When allowed to relax, elastic strands 168a and 168b can tighten up side 137a and 137b of base structure 100 and/or the distal side edge 139 of lower limb hoop 147 to form side barriers and as the second barrier preventing body exudates (such as, urine and feces) seepage.

In various embodiments, lower limb hoop 147 can be shaped as the hoop wing 631 and side barriers 633.Specifically, side barriers bonding pad 630 can be oriented between elastic gathering members 159 and elastic strands 168.Side barriers bonding pad 630a and 630b can have directly and coupling influence the size of the degree of depth of the hoop wing 631a and 631b and side barriers 633a and 633b relative to the placement of longitudinal axis 42.Such as, as shown in Figure 2, when laterally inwardly moving side barriers bonding pad 630, the degree of depth of the hoop wing 631 can reduce and the size of side barriers 633 can increase.On the contrary, when horizontal outside mobile side barriers bonding pad 630, the degree of depth of the hoop wing 631 can increase and the size of side barriers 633 can reduce.For various application, the degree of depth of the adjustable hoop wing 631 and side barriers 633 and/or size are to provide the functional of enhancing.In this type of embodiment, find that the hoop wing 631 degree of depth reduces and side barriers 633 becomes large and wears to provide better wear convenience for wearing pants type.This configuration can increase the size of leg opening, and two lower limbs can more easily be put in diaper 20 by wearer.In another embodiment, the degree of depth of the hoop wing 631 has been found to increase and the size reducing side barriers 633 can provide the leakage barrier of improvement and the capacity sense of increase.

For wherein by or each corresponding side 137a and 137b of being adjacent to base structure 100 extra play is connected to the embodiment that base structure 100 forms lower limb hoop 147, described one or more elastic strands 168a and 168b can orientation and being connected between each layer (such as, forming the layer of egative film 83 and lower limb hoop 147).

belt

In one embodiment, see Fig. 3 and 8, the trousers 20 formed by absorbent article 10 can comprise elasticized waistband 82.

In one embodiment, elasticized waistband 82 can provide stickiness and the containment of improvement, and can be configured to transverse elasticity can expand and shrink with the waist of the wearer that dynamically fits.Elasticized waistband 82 longitudinally can stretch out from the edge of waist of trousers 20 towards the edge of waist of absorbent cores 200.In one embodiment, trousers 20 can have two elasticized waistband 82, and be positioned in back waist region 38, and another is positioned in front waist region 36, although can construct other trousers embodiment with unitary elasticity belt 82.Elasticized waistband 82 can be constructed to many different configurations, comprises and is described in United States Patent (USP) 4,515,595 and 5,151, those in 092.

In one embodiment, elasticized waistband 82 can comprise by the material of " prestrain " or " mechanical prestrain " (that is, stand to a certain degree partial model mechanical stretching to make material permanent elongation).These materials can use suitable dark embossing technology to carry out prestrain.In other embodiments, these materials by described material is directed across as United States Patent (USP) 5,330, the mechanical tensioning system that increases progressively described in 458 carrys out prestrain.Then these material recovers can be allowed to their state substantially do not stretched, thus form zero strain expanded material that can extend, that at least reach incipient extension point.The example of zero strain material is disclosed in United States Patent (USP) 2,075, and 189,3,025,199,4,107,364,4,209,563,4,834,741 and 5,151, in 092.

lateral plate

In one embodiment, see Fig. 1 and 2, absorbent article 10 can comprise lateral plate 189, is connected to or connects into the side 137 of contiguous base structure 100 in the one or both of described lateral plate in front waist region 36 and/or back waist region 38.In various embodiments, each lateral plate 189 all can be the discrete independent component be fixed in base structure 100, maybe can comprise the material piece of one, and described material piece is not separated with element such as egative film, top flat or the lower limb hoop of base structure 100 and coupled.In various embodiments, a pair laterally relative lateral plate 189 can connect into relative side 137a and 137b of the transverse direction of contiguous base structure 100 in front waist region 36, and longitudinally relative a pair lateral plate 189 can be connected to or connect into relative side 137a and 137b of the transverse direction of contiguous base structure 100 in back waist region 38.Lateral plate 189 in front waist region 36 can have the identical lateral extent from the side 137 of base structure 100 to the distal side edge (being also indicated as 137a and 137b) of each lateral plate 189 of the lateral plate 189 relative with the longitudinal direction in back waist region 38; Or alternatively, the lateral plate 189 be arranged in front waist region 36 can have the lateral extent different from the lateral plate 189 be arranged in back waist region 38, described lateral extent is measure distal side edge to lateral plate 189 from the side 137 of base structure 100.When there is lateral plate 189, the distal side edge 137 of lateral plate 189 forms a part for side 137 or absorbent article 10.In various embodiments, lateral plate 189 can comprise the first non-woven material layer 191, elastomer film layer 193 and the second non-woven material layer 195.Thin layer 193 can be arranged on or be at least partially disposed between the first non-woven material layer 191 and the second non-woven material layer 195.

In one embodiment, lateral plate 189 can be substantially rectangular shape or can molding in the following manner: described mode provides overall protuberance so that open and fastening thus to produce around secondary waist opening 61 again.Lateral plate 189 can such as laterally and/or longitudinally on for can extend or can elastic extension.In various embodiments, lateral plate 189 can comprise the combination of elastomer thin film, this non-woven material or thin film and non-woven material.In one embodiment, lateral plate 189 also can comprise such as multiple strand form long filament and non-woven material.Strand form long filament can be at least transversely such as can elastic extension.Suitable elastomeric side panels is disclosed in United States Patent (USP) 5,669,897,5,899,895,4,940,464,5,246,433,5,545,158,5,591,155,5,897, in 545 with the absorbent article comprising this type of lateral plate.

side seam

In one embodiment, see Fig. 3 and 8, the front waist region 36 of absorbent article 10 and back waist region 38 can be bonded together to be formed the trousers 20 around initial waist opening with around 160 and two leg openings 62.Front waist region 36 can comprise side seam 51a and 51b with the joint of back waist region 38.The position that this type of side seam 51 can engage in front waist region and back waist region 36 and 38 is formed, and makes the inner surface 102 of front waist region 36 with face-to-face relation such as with the outer surface 104 of so-called lap seams joint face to back waist region 38.This type of side seam 51 is illustrated in such as Fig. 3 and 8.Laterally inwardly can fold towards front waist region 36 and/or back waist region 38 from the outward extending finger tab 72 of bonding of side seam 51 or formation side seam 51.Two side seam 51 all can be preliminary closure, to this means before take out trousers 20 from its packaging and therefore wear wearer with it before, side seam 51 is closed.Around initial waist opening 160 and leg opening around 62 can to open, as hereafter more described in detail at predetermined Disengagement zone 59 place.In one embodiment, once be disconnected, side seam 51 just may not be closed to be formed around secondary waist opening and around secondary leg opening when not using the first fastening assembly 53 again.

In one embodiment, the bonding of side seam 51 can comprise permanent suitable bonding, and they are applicable to concrete material used in the structure of trousers 20.Suitable type of bond can comprise discrete bonding, such as sonic seal bonding, heat seal bond, high pressure bonding, radio frequency bonding, binding agent or adhesive bonds, sews up bonding, spontaneous bonding, and their combination.In various embodiments, permanent side seam 51 engages by the heat/pressure of predetermined pattern or ultrasonic bonding pattern, and described welding can tolerate during the wearing and wear of trousers 20, be applied to power in side seam 51 and stress.Permanent side seam 51 can be formed as disclosed in following patent: such as United States Patent (USP) 5,779,831,5,772,825,5,607,537,5,622,589,5,662,638,6,042,673 and 6,726,792.Aforementioned patent also discloses the various processing methods of producing trousers.

the component of fastening can be repeated

In one embodiment, see Fig. 1-8, trousers 20 of the present disclosure can comprise can form around initial waist opening 160 side seam 51(such as, permanent bond), be arranged on or be arranged to be adjacent to side seam 51 the first fastening assembly 53, be arranged on the second fastening assembly 55 between the first fastening assembly 53 and longitudinal axis 42 in limited area.The same surface (that is, outer surface 104 or inner surface 102) that first and second fastening assemblies 53 and 55 can be arranged on trousers 20 is gone up and/or is arranged in the same lumbar region (i.e. front waist region 36 or back waist region 38) of trousers 20.In one embodiment, Disengagement zone 59a can be arranged in the lumbar region 36 identical with the first fastening assembly 53a, and Disengagement zone 59b can be arranged in the lumbar region 36 identical with the first fastening assembly 59b.In one embodiment, second fastening assembly 55 can not can form the part of the one or both in the inner surface of trousers 20 or outer surface for specifically special element, a such as part for egative film 83, makes the first fastening assembly 53 can be connected to the part of the trousers 20 formed by the second fastening assembly 55.In one embodiment, the first and second fastening assemblies 53 and 55 (that is, before the use) when packaged do not contact each other.

In one embodiment, the first and/or second fastening assembly 53 and 55 can comprise at least one in fastening surface and connecting surface separately respectively.Fastening surface can comprise such as fastener, tightening device and/or fastening compositions.Fastening surface can be used to fastening assembly be connected to the fastening surface of another fastening assembly or be connected to another part of absorbent article 10 or trousers 20.Connecting surface can be used to the first and/or second fastening assembly 53 and 55 to be connected to such as a part for base structure 100, front waist region 36 or another part of absorbent article 10.In one embodiment, the second fastening assembly 55 can not comprise connecting surface, because it or can be and become described part with a part of monolithic molding of front waist region 36.In such an implementation, the second fastening assembly 55 can still comprise fastening surface, makes it can be connected to the first fastening assembly 53.

In one embodiment, the first and second fastening assemblies 53 and 55 can be arranged on the outer surface 104 of absorbent article 10 in front waist region 36.One wherein absorbent article 10 comprise in the alternative embodiment of lateral plate 189, the first and second fastening assemblies 53 and 55 can be arranged on the surface of lateral plate 189 in such as front waist region 36.

In various embodiments, fastening assembly 53 all with each in 55 can be for good and all bonded to or adhere to or otherwise directly or indirectly join to trousers 20 at the horizontal inner side of side 137a with 137b or be shaped together with described trousers in front waist region 36.In fastening assembly 53 and 55 one or more by following any suitable method or the position of side 137 of contiguous trousers 20 for good and all bond or engage: such as adhesives, sound wave bonding, pressure bonding, hot adhesion or their combination.

In one embodiment, the first fastening assembly 53 and/or the second fastening assembly 55 can be made up of the suitable fastener that can engage with discharging.Such as, first and second fastening assemblies 53 and 55 can comprise mechanical fastener, such as hook-loop fastener, hook-hook fastener, mechanical fastener, grand fastener, button, snap-fastener, tabs & slots fastener, adhesive tape fasteners, adhesive fasteners, adhesive fastener, magnetic fastener, hermaphroditic fasteners, and other suitable fastener.Some suitable examples of fastening system and/or fastening assembly 53 and 55 are discussed at United States Patent (USP) 3,848, and 594,4,662,875,4,846,815,4,894,060,4,946,527,5,151,092,5,221,274,6,251,097,6,669,618,6,432,098,7,101,359 and 7,407, in 468.

disengaged district

In one embodiment, see such as Fig. 1 and 2, absorbent article 10 can comprise one or more disengaged district 54, and described disengaged district is arranged on or is formed with a part for the first fastening assembly 53 similar face and is in the lumbar region identical with described first fastening assembly.In various embodiments, disengaged district 54 can be intended to when packaged, prevent or at least suppress the first fastening assembly 53 to engage with other element of absorbent article 10.In certain embodiments, when trousers 20 are packaged, disengaged district 54 can with the fastening surface effects on surface of the first fastening assembly 53 contact.In one embodiment, disengaged district 54 can be arranged on the laterally inner side of the first fastening assembly 53, as illustrated in fig. 1 and 2.Disengaged district 54 can be arranged on or be arranged to contiguous permanent side seam 51.In various embodiments, disengaged district 54 can comprise thin film, sheet material, coating or the another kind of material that can not be connected to or join to the first fastening assembly 53.Suitable disengaged district material can comprise the polyethylene or polyacrylic thin film, polytetrafluoroethylene, latex, non-adhesive binding agent, selectivity binding agent, adhesive that can not join the first fastening assembly 53 to, and other material.

disengagement zone

Tear or be separated trousers 20 to remove the tension level needed for described trousers with it from wearer to be minimized in precalculated position, can or adjacent side seam 51 place Disengagement zone 59 is provided.Around the initial waist opening of keeping intact of trousers 20 in 160, Disengagement zone 59 can be positioned in the lumbar region identical with the second fastening assembly 55 with the first fastening assembly 53, as shown in such as Fig. 1-3 and 5-8.In one embodiment, a part for Disengagement zone 59 can be arranged on the laterally inner side of the first fastening assembly 53.For the embodiment comprising the first and second fastening assemblies 53 and 55, a part for Disengagement zone 59 can be arranged between the first and second fastening assemblies 53 and 55, and can be arranged in the lumbar region identical with 55 with the first and second fastening assemblies 53.

In one embodiment, Disengagement zone 59 can be positioned on trousers 20 by following any mode, and described mode provides function and easily wearing property and the easily fastening again of expectation.Such as, Disengagement zone 59 can be positioned at the laterally inner side of the side 137 of absorbent article 10 in the one or both in front waist region 36 and back waist region 38.In various embodiments, Disengagement zone 59 can be arranged to be adjacent to or to be included in the region such as surrounded by fastening assembly 53 and 55.In various embodiments, Disengagement zone 59 can be arranged between the first fastening assembly 53 and the second fastening assembly 55.In other embodiments, a part for Disengagement zone 59 can be arranged on the laterally inner side of first side seam 51 and the first fastening assembly 53 can be arranged on such as between side seam 51 and the side 137a of the first longitudinal extension.In one embodiment, a part for Disengagement zone 59 can be arranged on the laterally inner side of the first fastening assembly 53, or the first fastening assembly 53 can be arranged on the laterally inner side of Disengagement zone 59.In other embodiments, the first fastening assembly 53 can be horizontally installed between the side 137a of the first longitudinal extension and first side seam 51a.

Although Disengagement zone 59 is shown as dotted line in certain embodiments for the sake of simplicity, should be appreciated that in fact Disengagement zone 59 can be in " region " with certain face and non-thread.Disengagement zone 59 can be any suitable size for specific trousers.In one embodiment, care-giver can select the more than one position in such as Disengagement zone 59 to be separated Disengagement zone 59.

In one embodiment, Disengagement zone 59 is formed in the layered product of certain layer or multiple layers by following any method, and when applying stress on Disengagement zone, described method is facilitated and preferentially broken or be separated.Disengagement zone 59 is also formed by multiple method and can comprise multiple patterns.In one embodiment, Disengagement zone 59 can comprise following pattern, and the intensity that described pattern provides in the cross direction (cd) is greater than the intensity provided on such as longitudinal (MD).This configuration can wear and help between the operating period to keep pant like form, but still provides and be easy to the property opened to make it possible to remove trousers 20 or to make it possible to as traditional adhesive type diaper but not trousers wear.In other embodiments, Disengagement zone 59 can not comprise atenuator region, but the region around Disengagement zone 59 of trousers 10 can comprise such as strengthening region.In such an implementation, the transition between strengthening region and adjacent domain can form region of stress concentration, and described region of stress concentration can with helping the separation of propagating Disengagement zone 59.

In one embodiment, each laterally all can comprise laterally relative edge, Disengagement zone in relative Disengagement zone 59, and described edge can be formed in the transverse direction inner side of the first fastening assembly 53 in lumbar region 36 and 38.In such an implementation, edge, Disengagement zone can intersect at Attacking Midfielder in the transverse direction inner side of side 137 and hold limit 136 and the side 137 that can intersect at absorbent article 10 in the limit of each leg opening 62.In other embodiments, edge, Disengagement zone also can be arranged in other position on absorbent article 10.Such as, if substantial linear ground in edge, Disengagement zone continues towards axis of pitch 44, then the continuous part of trousers 20 can remain fixed in around the leg of wearer.When edge, Disengagement zone be molded to intersect at corresponding leg opening 62 marginal as described above time, simultaneously at the relative Disengagement zone marginal laceration of these two transverse directions or be separated trousers 20 and can discharge trousers 20 from the waist of wearer and two lower limbs.In one embodiment, Disengagement zone 59 can comprise first edge, Disengagement zone of extended to from the waist opening of absorbent article 10 leg opening of absorbent article 10, and extends to the second edge, Disengagement zone of the relative leg opening of the transverse direction of absorbent article 10 from the waist opening of absorbent article 10.In various embodiments, the first and second edges, Disengagement zone can be linear, nonlinear, parallel or nonparallel.

In one embodiment, Disengagement zone 59 can comprise bonding, such as sonic seal bonding, heat seal bond, high pressure bonding, radio frequency bonding, adhesives, adhesive bonds, sews up bonding, spontaneous bonding, and their combination.In this type of embodiment, bonded areas can form the region that intensity increases, thus forms the region of stress concentration of direct neighbor.Region of stress concentration can help to make it possible to be separated Disengagement zone.In an alternative embodiment, described bonding can separated (not shown) to produce Disengagement zone.

In one embodiment, 160 be configured to open by being separated the Part I of Disengagement zone 59 and the Part II of Disengagement zone 59 around initial waist opening.The Part I of Disengagement zone 59 is separated the linear or nonlinear separation edge that can produce through or pass at least in part Disengagement zone 59 with the Part II of Disengagement zone 59.

In certain embodiments, can provide the Disengagement zone keeper or visual signal that comprise one or more structural detail, graphic elements or matter constitutive element part, therefore care-giver clearly can distinguish the remainder of Disengagement zone 59 and trousers 20.Such as, Disengagement zone keeper can be printed on or be printed as and be adjacent to Disengagement zone 59.In such an implementation, the provable care-giver of contributing to that exists of visible Disengagement zone keeper finds Disengagement zone 59 for use in removing trousers 20.

In one embodiment, see Fig. 8, finger tab 72 can be arranged on or be arranged to adjacent side seam 51, thus allow care-giver to use finger tab 72 to discharge the first fastening assembly 53(in one embodiment from the outer surface 104 of trousers 20, by disconnecting closed bonding to carry out), and disconnect Disengagement zone 59 subsequently.Finger tab 72 can be arranged to contiguous first fastening assembly 53 and extend beyond the side 137 of trousers 20.In other embodiments, finger tab 72 can to form set by the first fastening assembly 53 part on surface thereon.

Therefore, finger tab 72 can partly be alignd with Disengagement zone 59, as shown in Figure 8.But, should be appreciated that protuberance 72 can be used as another selection and locates with any alternate ways being conducive to having a mind to open Disengagement zone 59 and arrange.Such as, protuberance 72 can extend along the whole length of Disengagement zone 59 substantially.Protuberance 72 can be configured to be grasped by care-giver when applying tensile force or release force to the first fastening assembly 53 and Disengagement zone 59, to cut off around initial waist opening around 160 and leg opening 62 to remove trousers 20 with it from wearer.Protuberance 72 also can be care-giver provide vision to grasp a little and larger leverage to open the first fastening assembly 53 and to cut off Disengagement zone 59 and (in some embodiments) closed bonding.

In one embodiment, protuberance 72 can comprise any suitable labelling, and described labelling can be printed on the exposed surface (that is, the visible surface when trousers 20 are worn) of protuberance 72.Alternatively, labelling can be arranged on be fixed to such as protuberance 72 auxiliary layer on.Therefore, labelling can be wanted the care-giver removing trousers 20 from wearer with it to see.

In one embodiment, suitable labelling can comprise increase visibility and pass on the figure of the intuition usage of protuberance 72, word (such as, how " herein tractive " or " open here " or other suitable instruction use the language of protuberance 72), coloring mode is different from the region of trousers 20 assembly such as base structure 100 around and their combination.In addition, finger tab 72, first fastening assembly 53, disengaged district 54, second fastening assembly 55 and Disengagement zone 59 also can comprise visibly different color, pattern, character, or carry other identification marking, described identification marking provides the contrast between described various assembly, thus increases their visibility and pass on their intuition usage to care-giver.In various embodiments, described labelling can comprise such as pictorial symbol, photo, picture, cartoon and logo.Labelling 76 also can comprise the series of identical or different icon of single icon.Figure except above-mentioned image can be used to attract the attention of care-giver and indicate clip position, as such as described in U.S. Patent Publication 2006/0212010 and 2006/0212018.

As mentioned above, Disengagement zone 59 can be configured to be disconnected, be separated or cut off, make care-giver easily can be separated a part for the part of front waist region 36 and himself or separable back waist region 38 and himself whether there occurs dirty to inspect trousers 20 or initially use trousers 20 with traditional adhesive type diaper form (if needs), and after dirty, with it remove trousers 20 from wearer at it.In one embodiment, Disengagement zone 59 can have and is less than about 5000 grams, is less than about 4000 grams, or is less than the tensile force of about 3000 grams, makes care-giver can select disconnect Disengagement zone 59 and remove trousers 20.Alternatively, can keep intact in Disengagement zone 59, allows care-giver or wearer from slippage trousers 20 waist and two lower limbs, be similar to the situation of such as conventional underwear.

In one embodiment, Disengagement zone 59 can comprise recess or notch part (not shown).In one embodiment, recess can help be separated in the region of such as Disengagement zone 59 or tear edge, described two Disengagement zone.In various embodiments, labelling or figure can be oriented in (such as, the middle part in Disengagement zone) in a part for Disengagement zone 59, make the position that care-giver is expecting tear or be separated Disengagement zone.In such an implementation, described separation can be assisted without a kind of material etc. of atenuator region, perforation, contiguous another kind of material.Gained separation can be such as extremely rough, jagged and/or unpredictable.

example implementations

In one embodiment, see Fig. 1-7, when trousers 20 are worn on wearer's lower body, the Attacking Midfielder of base structure 100 holds limit 136 and low back end limit 138 can around a part for waist, and side 137a and 137b can around wearer's leg at least partially simultaneously.Meanwhile, crotch district 37 generally can be positioned between wearer two lower limb, and absorbent cores 200 can extend to back waist region 38 from front waist region 36 through crotch district 37.

lap seams fate map

In one embodiment, see Fig. 9-13,18 and 22, absorbent article 10 can be folded to form around axis of pitch 44 trousers 20 comprising lap seams 58.Absorbent article 10 can comprise have that Attacking Midfielder holds the front waist region 36 on limit 136, has the back waist region 38 on low back end limit 138, one or more the first fastening assembly 53, one or more the second fastening assembly 54, one or more disengaged district 54, optionally one or more closed bonding 56, and longitudinal axis 42.In one embodiment, one or more closed bonding 56 described can not be there is folded and till being ready to be shaped as trousers 20 around axis of pitch 44 until absorbent article 10.In various embodiments, absorbent article 10 can comprise one or more the first fastening assembly 53 be arranged in the first lumbar region, and optionally comprises one or more the second fastening assembly 55 be arranged in the lumbar region identical with the first fastening assembly 53.One or more the second fastening assembly 55 described can be shaped as a part for the first lumbar region, with a part of monolithic molding of the first lumbar region, or is connected to or is arranged in a part for the first lumbar region.In one embodiment, the second fastening assembly 55 more than two can be provided along such as the first region, lumbar region.In various embodiments, the first fastening assembly 53 and the second fastening assembly 55 can be arranged in identical lumbar region (such as the first lumbar region 36) and to be arranged in the similar face (such as outer surface 104) of identical lumbar region 36.

Present description be the process (that is, manufacturer take step) how absorbent article 10 can be shaped as trousers 20.In one embodiment, see Fig. 9, it illustrates the simplified version of absorbent article 10.Form by single although absorbent article 10 is shown as, but it will be appreciated by those skilled in the art that absorbent article 10 can be made up of multiple or assembly such as top flat, egative film, accommodation district, absorbent cores, lower limb hoop, belt, elastomeric element and/or lateral plate.Described simplified version is only in order to illustrate that shaping process illustrates simply.In order to form trousers 20, first absorbent article 10 is folded around axis of pitch 44, surperficial effects on surface formed by the inner surface 102 making the inner surface 102 of front waist region 36 be in back waist region 38 in the face of position.In one embodiment, this configuration is illustrated in Figure 10.If see such, permanent latasuture 51 can be formed to overlap seam.Overlapping permanent side seam 51 becomes surperficial effects on surface orientation to produce by a part for the outer surface 104 of the part with back waist region 38 that make the inner surface 102 of front waist region 36, as shown in Figure 10.Alternatively, overlapping permanent side seam 51 becomes surperficial effects on surface orientation to produce by a part for the inner surface 102 of the part with back waist region 38 that make the outer surface 104 of front waist region 36, (also sees Fig. 1 and 2) as shown in figure 18.In other embodiments, overlapping permanent side seam 51 becomes surperficial effects on surface orientation to produce by a part for the inner surface 102 of the part with back waist region 38 that make the inner surface 102 of front waist region 36, as shown in figure 22.In one embodiment, the bonding being used for being formed permanent latasuture 51 is formed by various method, such as adhesives, permanent adhesive bonding, hot adhesion, ultrasonic bonding or pressure bonding.And in the configuration of Figure 10, front waist region 36 joins back waist region 38 to by lap seams 58.Disengagement zone 59 can be formed between each first fastening assembly 53 and each permanent side seam 51 in front waist region 36.Optionally, in the step shown in Figure 10, one or more closed bonding 56 is formed by various method, such as adhesives, adhesive bonds, hot adhesion, ultrasonic bonding or pressure bonding.Closed bonding 56 can or contiguous each side 137 and/or each first fastening assembly 53 be arranged on the outer surface 104 of front waist region 36.Then, still see Figure 10, the some parts comprising the absorbent article 10 of lap seams 58 and/or the first fastening assembly 53 laterally inwardly can fold on the direction towards longitudinal axis 42.In one embodiment, closed bonding 56 can keep the part folded over to lean the outer surface 104 of the front waist region 36 of trousers 20.In one embodiment, the trousers 20 be shaped completely are illustrated in Figure 10.If see in Fig. 10 such, the trousers 20 be shaped completely to comprise around initial waist opening 160.In such an implementation, first fastening assembly 53 is not used for keeping or to be formed around initial waist opening 160, and in fact can not engage to fastening with the other parts of the second fastening assembly 55 or trousers 20, although they can the disengaged district 54 of contact, surperficial effects on surface ground.As described herein, disengaged district 54 prevents or at least suppresses the first fastening assembly 53 when packaged and a part of fastening of trousers 20.In some cases, consumer (such as, care-giver) receives trousers 20 by with the configuration shown in Figure 10.

In one embodiment, when receiving trousers 20 or take out trousers 20 from packaging (in one embodiment, trousers 20 are in the configuration shown in Figure 10), care-giver can determine as pull-up or as adhesive type diaper to use trousers 20.In order to use trousers 20 as pull-up, care-giver can use trousers 20 as underwear, thus allows wearer be placed on by a foot in each leg opening and trousers 20 are lifted the region around waist.In this configuration, the first fastening assembly 53 will can not engage to fastening with the parts of trousers 20 or the second fastening assembly 55.On the contrary, lap seams 58 will to keep around initial waist opening 160 around the waist of wearer.If care-giver needs the whenever inspection trousers 20 between wearer's operating period, then care-giver can adjacent side 137 tractive trousers a part be separated or disconnect closed bonding 56 and the part turned folding subsequently away from longitudinal axis 42, thus be separated or tear Disengagement zone 59.In one embodiment, separation or the Disengagement zone 59 of tearing be illustrated in Figure 11.In various embodiments, one or more part of the front waist region 36 be separated with the remainder (middle part) of front waist region 36 can reconnect to front waist region 36 subsequently, is similar to the example configuration shown in Figure 12 and 13.When trousers 20 are in the configuration of Figure 11 and 12, care-giver can check that trousers 20 are to determine whether to need to change trousers.If do not need to change trousers, then care-giver can carry out fastening trousers 20 again by making the first fastening assembly 53 and the second fastening assembly 55 be engaged with each other to produce around the second waist opening 61.This type of embodiment engaged is illustrated in Figure 13.Do not provide in the embodiment of independent second fastening assembly 55 wherein, care-giver can make the first fastening assembly 53 engage with another part (such as, egative film 83) of front waist region 36 thus form the second fastening assembly 55.

In one embodiment, in order to trousers 20 are used as adhesive type diaper, care-giver can adjacent side 137 tractive trousers a part be separated or disconnect closed bonding 56 and the part turned folding away from longitudinal axis 42, thus be separated or tear Disengagement zone 59.In one embodiment, this configuration is illustrated in Figure 11.See Figure 12, but trousers 20 can be launched around axis of pitch 44.In one embodiment, see Figure 12, when trousers 20 are unfolded, one or more part of front waist region 36 can remain connected to back waist region 38.In this configuration, trousers 20 can be worn to it wearer as adhesive type diaper.In one embodiment, the configuration worn is illustrated in Figure 13.In fig. 13, the other parts of the first fastening assembly 53 and the second fastening assembly 55 or front waist region 36 to engage to produce around the second waist opening 61.

example implementations

In one embodiment, see Figure 14-17, laterally relative permanent latasuture 51 can or adjacent side 137 place be arranged in the one or both in lumbar region 36 and/or 38.During the permanent side seam 51 of bonding, the lateral extent of front waist region 36 is substantially equal in the embodiment of the lateral extent of back waist region 38 wherein, permanent side seam 51 can or the side 137 of contiguous absorbent article 10 be arranged in both front waist region and back waist region 36 and 38.In one embodiment, the fold line place that absorbent article 10 is being arranged on the horizontal expansion in crotch district 37 folds, to make the face-to-face orientation of front waist region 36 and 38 one-tenth, back waist region inner surface inner surface.Permanent side seam 51 is by being formed with under type: adjacent side 137 inner surface 102 of in lumbar region 36 or 38 is placed to relative to the outer surface 104 one-tenth overlapping relation of lumbar region 36 or 38, and subsequently lumbar region 36 and 38 to be bonded together.First fastening assembly 53 can be applied to absorbent article 10 before the permanent side seam 51 of formation.Second fastening assembly 55 also or can form the after-applied of permanent side seam 51 before forming permanent side seam 51.In this embodiment, the first fastening assembly 53 and/or disengaged district 54 can be at least partially disposed in permanent side seam 51, wherein the fastening surface surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district of the first fastening assembly 53.When taken out of the packaging, the form of absorbent article 10 in trousers 20.Care-giver is by being administered to wearer with it by absorbent article 10 as trousers or adhesive type diaper using under type: be first separated front waist region 36 with back waist region 38 to discharge the first fastening assembly 53 by disconnecting permanent side seam 51, thus around opening initial waist opening 160(is such as, if closed bonding 56 exists, also can be disconnected), then the first fastening assembly 53 is fastened to the second fastening assembly 55 under the back waist region 38 of absorbent article 10 being placed on the body of wearer, another part of front waist region 36 or another part of absorbent article 10 are again to close at it wearer by trousers 20.In one embodiment, Figure 15 A is the profile of the absorbent article 10 of Figure 14 that A-A along the line intercepts.In one embodiment, Figure 15 B is the profile of the absorbent article 10 of Figure 14 that B-B along the line intercepts.In one embodiment, Figure 16 is the perspective view being shaped as the trousers 20 with lap seams.In various embodiments, Figure 16 can comprise various labelling or figure 76 with indicate care-giver to land wherein or fastening first fastening assembly 53 to produce around the second waist opening.In one embodiment, labelling or figure 76 can be molding to illustrate such as various waistline.In one embodiment, Figure 17 is the profile of the trousers 20 of Figure 16 that D-D along the line intercepts.

In one embodiment, see Figure 18 and 19, laterally relative permanent latasuture 51 can or adjacent side 137 place be arranged in the one or both in lumbar region 36 and/or 38.The lateral extent of one wherein in the bonding point front waist region of permanent side seam 51 or back waist region 36 or 38 is greater than in the embodiment of the lateral extent of relative lumbar region 36 or 38, permanent side seam 51 can or the side 137 of contiguous absorbent article 10 to be arranged in a lumbar region 36 or 38 and in relative lumbar region 36 or 38, to be arranged on the laterally inner side of side 137.In one embodiment, the fold line place that absorbent article 10 is being arranged on the horizontal expansion in crotch district 37 folds, to make the face-to-face orientation of front waist region 36 and 38 one-tenth, back waist region inner surface inner surface.Permanent side seam 51 is by being formed with under type: adjacent side 137 inner surface 102 of a lumbar region 36 or 38 is placed to relative to lumbar region 36 or 38 outer surface 104 one-tenth overlapping relation and subsequently lumbar region 36 and 38 is bonded together.First fastening assembly 53 can be applied to absorbent article 10 before the permanent side seam 51 of formation.Second fastening assembly 55 also or can form the after-applied of permanent side seam 51 before forming permanent side seam 51.In this embodiment, the first fastening assembly 53 and disengaged district 54 can be close to permanent side seam 51 and arrange, wherein the fastening surface surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district of the first fastening assembly 53.When taken out of the packaging, the form of absorbent article 10 in trousers 20.Care-giver is by being administered to wearer with it by trousers 20 as trousers or adhesive type diaper using under type: first to disconnect around initial waist opening 160, discharge the first fastening assembly (by disconnecting such as closed bonding 56, if present), fasten to the second fastening assembly 53, a part for front waist region 36 or another part of absorbent article 10 under the back waist region 38 of absorbent article 10 is placed on wearer's body and by the first fastening assembly 53 again to close trousers 10 around waist, thus formed around the second waist opening.In one embodiment, Figure 19 is shown having the Disengagement zone 59 of separation and is in the first side of not connecting configuration and is in the second side reconnecting configuration.

In one embodiment, see Figure 20 and 21, before the permanent side seam 51 of bonding, lateral extent in lumbar region 36 or 38 one of absorbent article 10 is greater than the lateral extent of absorbent article 10 in relative lumbar region 36 or 38, and permanent side seam 137 can be arranged on or be arranged to the side 137 of in contiguous lumbar region 36 or 38 and be arranged on the lateral outer side of the side 137 of relative lumbar region 36 or 38.In one embodiment, absorbent article 10 can fold to make the face-to-face orientation of front waist region 36 and 38 one-tenth, back waist region inner surface inner surface at the fold line place being arranged on the horizontal expansion in crotch district 37.In certain embodiments, the part comprising the base structure 100 of the first fastening assembly 53 can laterally inwardly fold, thus the fastening surface alignment of the first fastening assembly 53 is become surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district.The outer surface 104 that the laterally inwardly folding part comprising the base structure 100 of the first fastening assembly 53 and/or permanent side seam 51 can be connected to absorbent article 10 with discharging to keep the position of the first fastening assembly 53 until it is by till care-giver's release (such as, by disconnecting closed bonding 56).Subsequently, permanent side seam 51 is formed by the outer surface 104 inner surface 102 of a lumbar region 36 or 38 being bonded to relative lumbar region 36 or 38.First fastening assembly 53 can be applied on absorbent article 10 before the permanent side seam 51 of formation.Second fastening assembly 55 also or can form the after-applied of permanent side seam 51 before forming permanent side seam 51.When taken out of the packaging, the form of absorbent article 10 in trousers 20.Care-giver by using under type by trousers 20 as trousers be administered to wearer with it or care-giver absorbent article 10 can be used as adhesive type diaper: first launch the laterally inwardly folding part of base structure 100 (such as, disconnect closed bonding 56), to disconnect around initial waist opening 160, under the back waist region 38 of absorbent article 10 is placed on wearer's body the first fastening assembly 53 fastened to the second optional fastening assembly 55, a part for front waist region 36 or another part of absorbent article 10, thus around waist again closed trousers 20 to be formed around the second waist opening.In one embodiment, Figure 21 is shown having the Disengagement zone 59 of separation and is in the first side of not connecting configuration and is in the second side reconnecting configuration.

In one embodiment, see Figure 22 and 23, before the permanent side seam 51 of bonding, lateral extent in lumbar region 36 or 38 one of absorbent article 10 is greater than the lateral extent of absorbent article 10 in relative lumbar region 36 or 38, and permanent side seam 51 can be arranged on or be arranged to the side 137 of in contiguous lumbar region 36 or 38 and be arranged on the lateral outer side of the side 137 of relative lumbar region 36 or 38.In one embodiment, absorbent article 10 can fold at the fold line place being arranged on the horizontal expansion in crotch district 37, to make the face-to-face orientation of front waist region 36 and 38 one-tenth, back waist region inner surface inner surface.In certain embodiments, the part comprising the base structure 100 of the first fastening assembly 53 can laterally inwardly fold, thus the fastening surface alignment of the first fastening assembly 53 is become surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district.The outer surface 104 that the laterally inwardly folding part comprising the base structure 100 of the first fastening assembly 53 can be connected to absorbent article 10 with discharging to keep the position of the first fastening assembly 53 until it is by till care-giver's release (such as, by disconnecting closed bonding 56).Subsequently, permanent side seam 51 is formed by the inner surface 102 inner surface 102 of a lumbar region 36 or 38 being bonded to relative lumbar region 36 or 38.First fastening assembly 53 can be applied on absorbent article 10 before the permanent side seam 51 of formation.Second fastening assembly 55 also or can form the after-applied of permanent side seam 51 before forming permanent side seam 51.When taken out of the packaging, the form of absorbent article 10 in trousers 20.Care-giver by using under type by absorbent article 10 as trousers or be administered to it wearer as adhesive type diaper: launch the laterally inwardly folding part of base structure 100 (such as, by disconnecting closed bonding 56), to disconnect around initial waist opening 160, under the back waist region 38 of absorbent article 10 is placed on wearer's body the first fastening assembly 53 fastened to the second fastening assembly 55, a part for front waist region 36 or a part for absorbent article 10, thus around waist again closed trousers 20 to be formed around the second waist opening.In one embodiment, Figure 23 is shown having the Disengagement zone 59 of separation and is in the first side of not connecting configuration and is in the second side reconnecting configuration.

The invention people being filed on January 20th, 2010 is that the attorney docket 11577P of GaryDeanLaVon generally discloses various acceptable product component, and described product component may be implemented in the embodiment described in present patent application.Specifically, above-mentioned embodiment can comprise (if appropriate) fastening system as described in attorney docket 11577P and lateral plate.

preparation method

Below Figure 24-28c is related generally to the description of manufacture method.Element numbers similar above will be applicable to hereafter, though they not shown be also like this in Figure 24-28c.Some numberings above also can be overlapping with numbering hereafter.

In one embodiment, the methods combining forming the absorbent article 10 in pre-fastening trousers form employs a following equipment, and the non-fastening formation reconfiguration that absorbent article 10 assembles from the part opened by described equipment during the manufacture of absorbent article is pre-fastening configuration.

In one embodiment, this equipment comprises multiple folding device 230, and described folding device is arranged on and is configured in wheel or on the transporter of rotating cylinder form, as shown in FIG. 24 and 25.During the manufacture of pre-fastening trousers 20, folding device 230 receives the discrete absorbent article 10 being in the open and flat non-fastening configuration opened.Discrete absorbent article 10 is held stationary on folding arm 60 and 63.Folding device 230 is suitable for discrete absorbent article 10 to be folded into two-fold configuration to form trousers 20 from its open and flat configuration of opening, wherein absorbent article 10 folds around the axis of pitch 44 be arranged in crotch district 37, thus roughly towards the first lumbar region of unfolded absorbent article 10 on the direction of relative lumbar region, as shown in figure 26.Except except axis of pitch 44 unfolded absorbent article 10, folding device 230 can also the some parts of lateral plate 189 that laterally inwardly arranges of the side 137 of one or more part such as contiguous longitudinal extension of unfolded absorbent article 10, make the part be arranged in the first lumbar region be placed with relative to lumbar region in the part of absorbent article 10 becomes overlapping face-to-face orientation (as shown in figure 27) to form the permanent side seam 51 of overlap.When the element that can repeat fastening or the side 137 of contiguous longitudinal extension is arranged in the one or both in lumbar region 36 and 38 time, folding device 230 is collapsible to be comprised towards the part of the absorbent article 10 of the first fastening assembly 53 of relative lumbar region, thus the part of the absorbent article 10 comprising the first fastening assembly 53 is placed to relative to lumbar region in the part of base structure 100 become aspectant surperficial effects on surface relation.Folding device 230 can facilitate the some parts of the first lumbar region to contact with the some parts of the second lumbar region to form permanent side seam 51, and the example of this type of permanent side seam is illustrated in Figure 28 a-c.Permanent side seam 51 can comprise adhesives, adhesive bonds, hot adhesion, ultrasonic bonding, pressure bonding or any suitable adhesive method or device.Folding device 230 and/or transporter 210 can comprise holding device, and described holding device is intended to keep the position of absorbent article 10 on transporter 210 to be removed and for till processing further until absorbent article 10.U.S. Patent Publication 2008/0083489 and United States Patent (USP) 5,779,831 generally disclose various acceptable embodiment, and described embodiment is for performing described above and as described in Figure 24-28c of present patent application method.More particularly, as U.S. Patent Publication 2008/0083489 and United States Patent (USP) 5,779, the folding and jointing apparatus (fixture and sealer) of transporter (processing wheel) disclosed in 831, folding device (processing stations), lateral plate can be used for the method for present patent application.

In an embodiment of this manufacture method, by combined for paired Discrete side panels 189 relative with a series of transverse direction for the continuous fiber net that comprises multiple interconnection egative film 83.Lateral plate 189 can comprise can the material of elastic extension, and can add the fastening assembly that can repeat fastening on the surface that comprises and be arranged on lateral plate 189.Join the continuous fiber net of interconnection egative film 83 to comprise multiple interconnection top flat 81 continuous fiber net subsequently.Discrete absorbent cores 200 is arranged between continuous egative film 83 fleece and continuous top flat 81 fleece, thus the absorbability forming multiple interconnection holds molectron.Described fleece is cut off to form multiple discrete absorbent article 10.Be arranged to by discrete absorbent article 10 launch and the state of non-fastening, namely the first fastening assembly 53 and the second fastening assembly 55 are non-fastening.Discrete absorbent article 10 is carried out transmitting in the vertical and longitudinal folding around the axis of pitch 44 be arranged in crotch district 37, make front waist region 36 and back waist region 38 be configured to the face-to-face relation of inner surface 102 inner surface 102.Towards the second lumbar region, the laterally inwardly folding and part comprising the absorbent article 10 in the disengaged district 54 be arranged in the second lumbar region laterally inwardly folds towards the first lumbar region the part comprising the absorbent article 10 of the first fastening assembly 53 in the first lumbar region.The laterally folded some parts comprising the absorbent article 10 of the first fastening assembly 53 is configured to become overlapping face-to-face relation with the part of the absorbent article 10 comprising disengaged district 54.In such an implementation, contact the non-joining surface in disengaged district 54 with making the fastening surface effects on surface of the first fastening assembly 53.Overlapping region can be bondd subsequently to form permanent side seam 51.Side seam 51 is formed by hot adhesion, ultrasonic bonding, pressure bonding or other suitable adhesive method or device.A part for one or both in first fastening assembly 53 and disengaged district 54 can be arranged in permanent side seam 51.

In an alternative embodiment of this manufacture method, by combined for paired Discrete side panels 189 relative with a series of transverse direction for the continuous fiber net that comprises multiple interconnection egative film 83.Lateral plate 189 can comprise can the material of elastic extension, and can add the fastening assembly that can repeat fastening on the surface that comprises and be arranged on lateral plate 189.Lateral plate 189 can comprise disengaged district 54, and described disengaged district is arranged on or is formed the part on the surface of lateral plate 189.The part comprising the lateral plate 189 of the first fastening assembly 53 laterally inwardly can fold that the first fastening assembly 53 is positioned to surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district.The connection of the first fastening assembly 53 pairs of lateral plates 189 and the folding of lateral plate 189 can occur in lateral plate 189 to before or after the connection of the continuous fiber net of interconnection egative film 83.Join the continuous fiber net of interconnection egative film 83 to comprise multiple interconnection top flat 81 continuous fiber net subsequently.Discrete absorbent cores 200 is arranged between continuous egative film 83 fleece and continuous top flat 81 fleece, thus the absorbability forming multiple interconnection holds molectron.Described fleece is cut off to form multiple discrete absorbent article 10.Be arranged to by discrete absorbent article 10 launch and the state of non-fastening, namely the first fastening assembly 53 and the second fastening assembly 55 are non-fastening.Discrete absorbent article 10 is carried out transmitting in the vertical and longitudinal folding around the axis of pitch 44 be arranged in crotch district 37, make the first lumbar region and the second lumbar region be configured to the face-to-face relation of inner surface 102 inner surface 102.The part comprising the absorbent article 10 of the first fastening assembly 53 in the first lumbar region laterally inwardly folds towards the second lumbar region, and the part comprising the absorbent article 10 in the disengaged district 54 be arranged in the second lumbar region laterally inwardly folds towards the first lumbar region.The laterally folded some parts comprising the absorbent article 10 in the first lumbar region of the first fastening assembly 53 be configured to be arranged on relative to lumbar region in the part of absorbent article 10 become overlapping face-to-face relation.Overlapping region can be bondd subsequently to form permanent side seam 51.Permanent side seam 51 is formed by adhesives, adhesive bonds, hot adhesion, ultrasonic bonding, pressure bonding or other suitable adhesive method or device.A part for one or both in first fastening assembly 53 and disengaged district 54 can be arranged in permanent side seam 51.

In an embodiment of this manufacture method, by combined for paired Discrete side panels 189 relative with a series of transverse direction for the continuous fiber net that comprises multiple interconnection egative film 83.Lateral plate 189 can comprise can the material of elastic extension, and can add the fastening assembly that can repeat fastening on the surface that comprises and be arranged on lateral plate 189.Lateral plate 189 can comprise disengaged district 54, and described disengaged district is arranged on or is formed the part on the surface of lateral plate 189.The connection of the first fastening assembly 53 and the generation in disengaged district 54 can occur in lateral plate 189 to before or after the connection of the continuous fiber net of interconnection egative film 83.Join the continuous fiber net of interconnection egative film 83 to comprise multiple interconnection top flat 81 continuous fiber net subsequently.Discrete absorbent cores 200 is arranged between continuous egative film 83 fleece and continuous top flat 81 fleece, thus the absorbability forming multiple interconnection holds molectron.Described fleece is cut off to form multiple discrete absorbent article 10.Be arranged to by discrete absorbent article 10 launch and the state of non-fastening, namely the first fastening assembly 53 and the second fastening assembly 55 are non-fastening.Discrete absorbent article 10 is carried out transmitting in the vertical and axis 44 around the horizontal expansion be arranged in crotch district 37 is longitudinal folding, make the first lumbar region and the second lumbar region be configured to the face-to-face relation of inner surface 102 inner surface 102.Towards the second lumbar region, the laterally inwardly folding and part comprising the absorbent article 10 in the disengaged district 54 be arranged in the second lumbar region laterally inwardly folds towards the first lumbar region the part comprising the absorbent article 10 of the first fastening assembly 53 in the first lumbar region.The laterally folded some parts comprising the absorbent article 10 in the first lumbar region of the first fastening assembly 53 be configured to be arranged on relative to lumbar region in the part of absorbent article 10 become overlapping face-to-face relation.Overlapping region can be bondd subsequently to form permanent side seam 51.Side seam 51 is formed by adhesives, adhesive bonds, hot adhesion, ultrasonic bonding, pressure bonding or other suitable adhesive method or device.The part comprising the lateral plate 189 of the first fastening assembly 53 laterally inwardly can fold that the first fastening assembly 53 is positioned to surperficial effects on surface orientation aspectant with disengaged 54 one-tenth, district.A part for one or both in first fastening assembly 53 and disengaged district 54 can be arranged on the laterally inner side of permanent side seam 51.

Dimension disclosed herein and value are not intended to be understood to strictly be limited to described exact value.On the contrary, except as otherwise noted, each such dimension refers to quoted numerical value and the functionally equivalent scope around this numerical value.Such as, the dimension being disclosed as " 40mm " is intended to represent " about 40mm ".

The All Files quoted in detailed Description Of The Invention is all incorporated herein by reference in full in relevant portion.The quoting of any document all may not be interpreted as its accreditation as the prior art of present disclosure.When any implication of term in any implication of term in the disclosure or definition and the file that is incorporated to way of reference or when defining contradiction, the implication or definition of in disclosure file, giving this term should be obeyed.

Unless expressly excluded, or in other words limit to some extent, each file quoted herein, comprise any cross reference or Patents or patent application, be incorporated in full herein with way of reference all accordingly.Quoting of any document is not all to recognize that it is the prior art of disclosed herein or claimed any invention or admit that it independently or propose, advise or disclose any this type of in the mode of any combination with other one or more list of references any and invent.In addition, if any implication of term or definition and any implication of same term in any document be incorporated herein by reference or define is conflicted mutually in this document, be as the criterion with the implication or definition of giving that term in this document.

Although illustrate and describe the present invention by specific embodiments, it will be apparent to those skilled in the art that can make in the case of without departing from the spirit and scope of protection of the present invention many other change and modification.Therefore, be intended to all these containing in the scope of the invention in following claims change and modification.

Claims

1. manufacture a method for the absorbent article in the trousers form that can repeat fastening, said method comprising the steps of:

At least one first fastening assembly is connected to the fleece comprising multiple lateral plate;

At least one second fastening assembly is connected to the fleece comprising multiple interconnection egative films;

Or the relative side edge of the transverse direction of contiguous described egative film horizontal a pair relative lateral plate is connected to the fleece of described interconnection egative film;

The combination of egative film, top flat and absorbent cores is held molectron to form absorbability, and wherein said absorbent cores is arranged between described egative film and described top flat;

Cut off the continuous fiber net that described absorbability holds molectron, thus form multiple discrete absorbent article;

Fold described discrete absorbent article around cross central line, thus the inner surface of front waist region is contacted with the inner surface of back waist region;

One or more in laterally inwardly folding described lateral plate contacts with disengaged district to make described first fastening assembly, described disengaged district is arranged on or is formed with a part for the first fastening assembly similar face and is in the lumbar region identical with described first fastening assembly, and described disengaged district is intended to when packaged, prevent or at least suppress the first fastening assembly to engage with other element of absorbent article;

Fold a pair lateral plate that described transverse direction in described front waist region is relative towards described back waist region, and fold a pair relative lateral plate of described transverse direction in described back waist region towards described front waist region, thus form overlapping region between described front and rear lumbar region; And

Form permanent side seam, described front waist region is bonded to described back waist region by described permanent side seam in described overlapping region.