CN1136427A - 复合式预先折叠封带系统 - Google Patents
复合式预先折叠封带系统 Download PDFInfo
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Abstract
一种预先折叠复合带,系由一复合式粘封带片(20)构成卷体以用于可弃式物件,其可切断且包含一支承片(21)及一机械式接合件(30),其中支承片(21)具有一备有结合层(24)的接合表面(23),使支承片(21)的一第一轴向延伸段(25)具有一含有机械式接合件(30)设于结合层(24)上的嵌片(26),而支承片的一第二轴向延伸段(31)具有一暴露的结合层(24),系在制造过程中接于一可弃式物件(10)的一缘部(14)。
Description
本发明涉及一种预先折叠条卷体,由此可切出用于可弃式物件的复合式粘封带,其中封带呈卷体状,以利于此封带在加工制造方法中使用,例如可弃式物件的制造,尤其是尿片与可弃式衣物。
可弃式尿片通常具有一薄软且可拉伸的低密度聚乙烯底片膜、一设于底片膜内侧上的吸收芯材及一叠设于芯材上的有孔顶片,此尿片置于穿者的胯下,尿片的二端分别伸向前及后方,各侧的尿片邻接缘系互相接近或重叠,一条感压式粘带或机械式接合带可在各缘邻接处粘接于底片,以令尿片封闭。
用于可弃式物件的所需封闭系统采用一机械式接合件,例如包含钩与环的接合组件,机械式接合组件的优点在于可重复打开及重新接合可弃式尿片,含有机械式接合件的封闭系统可见于美国专利5019073及5176671号与欧洲专利申请0324578、0563457、0563458号。实际上,机械式封闭必须在尿片生产线上使所有接合件与松释组件在线上折叠,只是,线上折叠使所需产品的制造程序更加复杂,且对制造者来说有时会遇到或发生问题。
另方面,卷体状的封闭系统接合装置一般即粘胶带,含有粘封带的封闭系统可见美国专利4778701号及欧洲专利申请案0324578号,含有粘接带的封闭系统缺点为粘胶会受体液、粉末与婴儿油等污损而降低带子的粘性而使尿片的封闭或重新封闭即成无效,造成尿片的过早失效。
可弃式物件尤其是可弃式尿片,其需以高速制造才符合经济生产,因此尿片制造厂商需将一卷封带而含有所有所需元件直接装入生产线中,封带以复合带方式应用于尿片,而卷体宽度大致相同于待制成的尿片封带长度,封带在间隔处与复合带卷成直角处切下,其对应于所需封带的宽度,且沿尿片一侧的接缘而粘接于一适当位置。
此预先折叠复合卷以一致性的封片状配置出封带,使其可在加工制造系统中稳定使用,例如在尿片的制造,为避免制造问题,封带卷需稳定,即卷体可连续脱卷且高速进行,使封片由此切下而不拉长卷体。含有机械式接合组件的封片卷并不是已知的,因为其构成封片卷的各底层厚度不同,使所得的卷体不稳定及不适用于可弃式物件的线上的制造程序。
本发明的目的是为提供一种含有一机械式接合组件的预先折叠复合物,其可卷绕成一稳定的卷体,由此可切出用于可弃式物件的复合粘胶与机械式接合封带片。
为达到上述目的,本发明的卷体状的预先折叠复合带与机械式接合件,由此切出用于可弃式物件的复合粘封带片,其包含一支承片及一机械式接合件,其中支承片具有一备有结合层的接合表面,使支承片的一第一轴向延伸段具有一含有一机械式接合件设于结合层上的嵌片,而支承片的一第二轴向延伸段具有一暴露的结合层,系在制造过程中接于一可弃式物件的一缘部。
因此,本发明的宗旨是使得一取自稳定卷体的预先折叠复合式封带,以提供一具有机械式接合件的封带片,稳定卷体,系指本发明的卷体可高速连续卷出,使封片由此切出且不拉伸卷体,尿片与其他可弃式衣物的制造厂商在制造期间可从预先折叠卷体切下预定长度的短片,在尿片生产线上不必折叠所有接合带组件,因其常造成不适当的折叠。
本发明的复合式预先折叠物的使用有利于可弃式尿片与衣料的制造厂商。因此,含有机械式接合系统的预先折叠物可直接用在上述物件的制造上,不需大幅修改生产线等优点。
此外,取自本发明卷体的封带可接于产品应加以封闭的缘部,例如尿片的底片缘部,以利于固接,封带的其余部分,包含机械式接合件伸出产品的缘部,以接于一相邻片,例如一尿片的相对缘。并可用于制造加工过程中,例如预先折叠复合物有利于包含廉价接合系统的尿片的制造,接合系统可牢接物件(衣料)及供接合件做有限的开启与封闭,而不致严重减损接合件的性能。
图1系一尿片呈封闭状态时的立体图。
图2系本发明封带片截面的示意图。
图3系含有机械式接合片的嵌片示意图。
图4系本发明封带片较佳实施例的截面图。
图5系封带片接于一尿片边缘的截面图。
图6至9系本发明封带片较佳实例的截面图。
图10揭示本发明封带片另一实施例的立体图。
图11系预备使用状态时封带片接于尿片一边缘的截面图。
图12系储存时封带片接于尿片一边缘之截面图。
图13系封带卷之立体图。
封带片的详细结构系如图2至12所示。
如图2,封带片复合件20具有一支承片21,支承片21可由供任何接合层24使用的任何底材制成,用于支承片21的适当底材例如布料、牛皮、玻璃膜纸、不织布、聚合膜或其他适当材料或层材,其中可用的聚合膜包括聚丙烯、聚氯乙烯、聚对苯二甲酸乙二酯及聚乙烯膜,聚丙烯膜较适于尿片使用。粘胶层24使用于支承片21的接合表面22,一底粘接底材(LAB)可设于支承片的底侧表面23上,例如,底侧表面23可涂以一如矽层的松释层,在涂以松释层或粘胶层之前,需对支承片21之一或二个表面作放电处理。
为了取得稳定的滚动,封带片的底侧表面具有一增加底侧表面对机械式接合件之静摩擦的装置,此装置可为有助于底侧表面对机械式接合件之静摩擦的不同装置,且可铺在底侧表面或可成为表面材料,支承片21的底侧表面23具有粗制的表面结构,聚合物片底侧表面23的粗制可在薄膜制造过程中取得,例如铸造或凸制,或在表面23上产生一表层,此表面结构的制造为通常于此技术有关之操作员所熟悉,底侧表面23最好具有一粗度Ra,系以一雷射扫描器测量平均表面粗度而得,其至少为1Jim,最好在3.5与10PM之间。
支承片21具有一提供粘胶层24的接合表面22,对于支承片21的第一轴向延伸段25而言,一嵌片26包含一机械式接合组件30且可设于粘胶层24上,支承片21的第二轴向延伸段31在制程中可利用粘胶层24而固接于可弃式尿片或衣料10的缘部14。
固定的粘胶层24所用的材料最好具有一定剥离强度,足以将支承片21固接于可弃式尿片或衣料10的外表面且即使在负荷下仍可将嵌片26固接于支承片21,亦即当使用可弃式尿片或衣料10时以及封带20作多次开、闭时,嵌片26应不致脱落,设于接合表面22上的粘胶层24可为任意常用的粘胶层,例如使用感压胶及非感压胶,适合的感压胶包含常规的橡胶材料胶(亦称为橡胶树脂胶),其粘性可由美国专利号4136031所述的粘性树脂调整之,该专利所述的胶包含混以块状共聚物并由人造聚萜烯树脂粘化的聚苯乙烯-异戊二烯-聚苯乙烯。
机械式接合嵌片26的大致结构系揭示于图3,其主要包含一具有第一表面29之底片27,可借助粘胶层24而接于支承片21,另有一第二表面28且其上设有一机械式接合组件30,底片27与机械式接合组件30可由相同或不同材料组成。
机械式接合组件30可为任一已知机械式接合系统的一部份,合适的接合系统为包含二种互接物的钩环接合件,其一为钩件而另一为环件,机械式接合系统的一组件为嵌片26的一部分,另一组件则设于可弃式尿片或衣料10外表面12上的目标区15上。例如目标区15可为接于尿片10外表面12的一长条,使尿片或衣料的尺寸可按使用者尺寸来调整,目标区可包含一或多条长条,并可构成尿片的整个外表面12,依靠外表面12的材料,接合系统可以直接并可松释地接于外表面12,例如在机械式接合组件30含有一钩件的例子中,此钩件可接于一由织成或不织纤维或其他可接合一钩件的材料所组成,封闭系统中所包含的带片20具有机械式接合嵌片26及目标区15。
图4揭示一种实例,其中一间隔片34设于嵌片26旁且在第一延伸段25上,因而,提供了一非粘胶区。间隔片34可令可弃式物件穿着时较为舒适,间隔件可用多种方式制成,例如在支承片21的一区域设置为非粘胶层24,于是,一间隔件34如聚合膜物、纸或不织物可接于粘胶层24上,另一实例中区域34可因污染问题而设置为无胶的,并使用油脂、滑石粉或类似物。
为了增加封带的接合强度,它可使用二种或多种不同的机械式接合组件,例如可使用二种不同的钩件,第一种钩件的走向则相反于第二种钩件。
图5所示的实例中,支承片21并不完全涂以胶层24,但在一些区域中可涂覆,以于支承片21上提供一分隔区35,其同支承片21上的胶层24无关,此分隔区系设于第一轴向延伸段25上,图4,5所示的实例优点在于当封带片20接于可弃式尿片或衣料时,可轻易折成图12所示的形状。
图6至9的实例中复合带包括一粘胶段36,用于可弃式物件10使用后的处理,此外,封带片20在储藏时可轻易向内折并保持如图12所示的折叠状。
图6至9的实例中,一具有无遮盖粘胶层24的粘胶段36设于含有机械式接合组件30的嵌片26与缘部14之间,粘胶层24上设有一邻次邻接于嵌片26的间隔片34,一松释带37设于粘胶段36上,在图6至9的实例中,松释带37盖住粘胶段36且自缘部14伸至非粘胶层34,松释带37亦遮盖非粘胶区34,其亦可轻易移除。松释带的另端系设于可弃式物件的缘部14上,储藏及运送期间松释带37可保护粘胶段36不受污损,任何由三层组合成的适当松释带皆可做为松释带37,即一含有粘胶层与一非粘胶层的支承片,通常熟悉本技术的技术人员可选定合适的松释带以用于此目的。运送及储藏时封带系沿折线A加以折叠,且松释带37粘接于内表面11,打开折合的封带供使用时,松释带37仍留在内表面11上,使用期间段36的开放胶粘部接于目标区15,而支承机械式接合系统,使用后,可弃式物件10可折叠或滚折,使封带片仍自卷起之而可弃式物件10向外伸,粘胶段36再接于目标区15或接于底片12的底片外表面,以接于卷筒状的可弃式物件上,可使其方便而轻易地弃置于废弃物容置器内。
关于尿片使用期间的力量分布,一中央条38条设于松释带37邻接于可弃式物件边缘14的线上。
图8所示的实例中,间隔片34,即非粘胶区为嵌片26的一部分,此实例中嵌片26的延伸段39并不含有机械式接合件,嵌片26设于支承片21上,而由设在自由端32上的延伸段39构成指片33,而邻次可弃式物件缘部14的段为间隔片34。
图9所示的实例中,非粘胶膜载片40位于粘胶层24与嵌片26之间,且在支承片21上,膜载片40与缘部14之间则为粘胶段36,嵌片26依此设于膜载片40上,使膜载片40的远端不受嵌片26遮盖,由此构成间隔片34与非粘胶区39,亦即指片33。
图10的另一实例中,封带20另包含一弹性片42,弹性片可结合于封带20,例如支承片21非连续条,而是分为由弹性片42衔接的二部分,将弹性片接于支承片所用的粘胶可相同于上述的粘胶层24。弹性片42亦可利用粘胶线43接于支承片21,弹性片42可为弹性聚亚胺脂膜或人造或天然橡胶,弹性物即可重覆拉伸且拉力释放后可回复原状,聚亚胺酯应为较理想的弹性物,弹性片42可供可弃式尿片或衣料做较大尺寸的调整,弹性片42的宽度则依所需用途而定,其可为1至5公分。
支承片21的第一轴向延伸段25包含一设于其自由端的指片33,指片33可供延伸段25易于自所接的表面移除,即在其预备使用状态或为了重新打开,指片33亦可出现在图2与4至12所示的不同实例中,通常熟悉本技术的技术人员可了解到不同的指片实例可结合于本发明复合式封带卷的各实例中使用。
在一可行的指片实例中,制成指片33的材料可为一薄膜,例如聚丙烯膜、不织物、纸,薄膜在支承片21第一轴向延伸段25的自由端32处接合于接合表面22。另一实例中,支承片21的自由端32并无关于粘胶层24,第三实例中支承片21的自由端32完全铺以粘胶层24,然后再折叠,例如第三实例之一指片,如图5所示。
图7所示的实例中,嵌片26包含一体的指拉件,此实例中嵌片26的底片27具有一延伸段39而无机械式接合件,且设在支承件21上,即不具有机械式接合件的延伸段39设在封带片20的自由端32上。
本发明复合式封带卷的宽度亦依所需的用途而定,通常用于可弃式物件封带片的卷件宽度约30至100mm,最好为50至70mm,为了提供一可卷成稳定卷状的封带系统,第一轴向延伸段25占55至70%的宽度,而第二轴向延伸段31占30至45%的宽度,使用一指拉件时,指拉件占条片总宽度的8至12%,延伸段25占46至62%,而第二轴向延伸段31占30至42%。
本发明的封带片20可自一储存卷切下,使用时复合式封带45的卷44之一小段依所需长度而自卷体切下,如图13所示,图中的线条表示带子切成短片之处,因此,支承片21之接合表面22接于图11所示尿片或衣料10的缘部14外表面12,第一轴向延伸段25在缘部14折叠,且封带呈图12所示的折叠状,目前则呈预备使用状态,封带折合以利于使用或制造及在储藏期间打开,使尿片可于此状况下出售于消费者。
使用时一尿片10含有本发明复合式封带片20而放置于一穿者周侧,要穿上尿片10则先打开折合之封带片20,例如抓持指片33及打开封带片20,含有机械式接合组件30的延伸段25再接于外表面12(有时其内含有吸收芯材13),最好为目标区15,以同样的过程,在穿者的另一侧进行后,尿片即可定位,在有一弹性片42结合于封带的例子中,此片可在尿片10缘部14之间提供挠性连接。
Claims (11)
1.一种预先折叠复合带,系由一复合式粘封带片(20)构成卷体以用于可弃式物件,其可切断且包含一支承片(21)及一机械式接合件(30),其中支承片(21)具有一备有结合层(24)的接合表面(22)及一备有装置以增加静摩擦力的底侧表面(23),使支承片(21)的一第一轴向延伸段(25)具有一含有一机械式接合件(30)设于结合层(24)上的嵌片(26),而支承片的一第二轴向延伸段(31)具有一暴露的结合层(24),系在制造过程中接于一可弃式物件(10)的一缘部(14)。
2.根据权利要求1所述的预先折叠复合带,其特征在于支承片(21)的底侧表面(23)具有至少1pm的粗度Ra。
3.根据权利要求1所述的预先折叠复合带,其特征在于第一轴向延伸段(25)的自由端32包含一指片(33)。
4.根据权利要求1所述的预先折叠复合带,其特征在于嵌片(26)包含二或二个以上机械式接合组件(30)。
5.根据权利要求1所述的预先折叠复合带,其特征在于支承片(21)轴向延伸段(25)接近可弃式物件10缘部(14)的部分并无粘胶层。
6.根据权利要求1所述的预先折叠复合带,其特征在于一间隔片(34)设于嵌片(26)旁且邻接于接至缘部(14)的延伸段(31)。
7.根据权利要求1所述的预先折叠复合带,其中包含机械式接合件的嵌片(26)并未邻接于缘部(14),且一具有未遮盖粘胶层(24)的粘胶段(36)设于由一松释带(37)遮盖处之间。
8.根据权利要求7所述的预先折叠复合带,其中一非粘胶膜载片(40)设于粘胶层(24)与含有机械式接合组件(30)的嵌片(26)之间之支承片(21)第一轴向延伸段(25)上,使膜载片(40)的远端不受嵌片(26)遮盖,因而形成一非粘胶区(39)及间隔片(34)。
9.根据权利要求1所述的预先折叠复合带,其中支承片(21)分成由一弹性片(42)衔接的二个部分。
10.使用权利要求1所述的预先折叠复合带,做为一可弃式物件之封闭系统,且用于制造该物件之线上制造过程中。
11.根据权利要求10所述的使用,其中可弃式物件系可弃式尿片。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP1995/000142 WO1996021413A1 (en) | 1995-01-14 | 1995-01-14 | Composite-prelaminated closure tape system |
EP95/00142 | 1995-01-14 |
Publications (2)
Publication Number | Publication Date |
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CN1136427A true CN1136427A (zh) | 1996-11-27 |
CN1133408C CN1133408C (zh) | 2004-01-07 |
Family
ID=8165938
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Application Number | Title | Priority Date | Filing Date |
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CNB961015306A Expired - Lifetime CN1133408C (zh) | 1995-01-14 | 1996-01-12 | 预先折叠复合带及具有此带的可弃式物件 |
Country Status (12)
Country | Link |
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US (1) | US6063466A (zh) |
EP (1) | EP0796073B2 (zh) |
JP (1) | JP3590069B2 (zh) |
KR (1) | KR100342725B1 (zh) |
CN (1) | CN1133408C (zh) |
AR (1) | AR000652A1 (zh) |
BR (1) | BR9510144A (zh) |
DE (1) | DE69511105T3 (zh) |
MX (1) | MX9705267A (zh) |
NZ (1) | NZ280702A (zh) |
TW (1) | TW351173U (zh) |
WO (1) | WO1996021413A1 (zh) |
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TWI459934B (zh) * | 2010-01-25 | 2014-11-11 | Livedo Corp | 用後即丟尿布 |
CN106132374A (zh) * | 2014-03-31 | 2016-11-16 | 3M创新有限公司 | 紧固突片 |
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- 1995-01-14 MX MX9705267A patent/MX9705267A/es unknown
- 1995-01-14 DE DE69511105T patent/DE69511105T3/de not_active Expired - Lifetime
- 1995-01-14 US US08/894,099 patent/US6063466A/en not_active Expired - Lifetime
- 1995-01-14 KR KR1019970704735A patent/KR100342725B1/ko active IP Right Grant
- 1995-01-14 BR BR9510144A patent/BR9510144A/pt not_active IP Right Cessation
- 1995-01-14 EP EP95906948A patent/EP0796073B2/en not_active Expired - Lifetime
- 1995-01-14 WO PCT/EP1995/000142 patent/WO1996021413A1/en active IP Right Grant
- 1995-01-14 JP JP52138596A patent/JP3590069B2/ja not_active Expired - Lifetime
- 1995-03-28 TW TW085219289U patent/TW351173U/zh unknown
- 1995-12-19 NZ NZ280702A patent/NZ280702A/en unknown
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1301703C (zh) * | 2001-08-18 | 2007-02-28 | 保罗·哈特曼股份公司 | 卫生物品的固定件及用于制造该固定件的连续带 |
CN100427054C (zh) * | 2002-10-17 | 2008-10-22 | 尤妮佳股份有限公司 | 一次性穿用物品 |
CN1842311B (zh) * | 2003-08-05 | 2010-08-11 | 尤妮佳股份有限公司 | 一次性尿布 |
TWI459934B (zh) * | 2010-01-25 | 2014-11-11 | Livedo Corp | 用後即丟尿布 |
US8945080B2 (en) | 2010-01-25 | 2015-02-03 | Livedo Corporation | Disposable diaper |
CN106132374A (zh) * | 2014-03-31 | 2016-11-16 | 3M创新有限公司 | 紧固突片 |
CN106132374B (zh) * | 2014-03-31 | 2020-04-07 | 3M创新有限公司 | 紧固突片 |
Also Published As
Publication number | Publication date |
---|---|
DE69511105T3 (de) | 2007-02-01 |
JP3590069B2 (ja) | 2004-11-17 |
CN1133408C (zh) | 2004-01-07 |
JPH10512162A (ja) | 1998-11-24 |
AR000652A1 (es) | 1997-07-10 |
KR100342725B1 (ko) | 2002-12-05 |
WO1996021413A1 (en) | 1996-07-18 |
KR19980701346A (ko) | 1998-05-15 |
EP0796073B1 (en) | 1999-07-28 |
US6063466A (en) | 2000-05-16 |
TW351173U (en) | 1999-01-21 |
MX9705267A (es) | 1997-10-31 |
EP0796073A1 (en) | 1997-09-24 |
DE69511105D1 (de) | 1999-09-02 |
BR9510144A (pt) | 1997-12-30 |
EP0796073B2 (en) | 2006-06-14 |
NZ280702A (en) | 1997-06-24 |
DE69511105T2 (de) | 2000-03-09 |
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