USB494439I5 - - Google Patents

Info

Publication number
USB494439I5
USB494439I5 US49443974A USB494439I5 US B494439 I5 USB494439 I5 US B494439I5 US 49443974 A US49443974 A US 49443974A US B494439 I5 USB494439 I5 US B494439I5
Authority
US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to US05/494,439 priority Critical patent/US4057521A/en
Priority to US05/606,147 priority patent/US4076928A/en
Priority to US05/606,148 priority patent/US4071650A/en
Priority to US05/606,372 priority patent/US4041020A/en
Publication of USB494439I5 publication Critical patent/USB494439I5/en
Application granted granted Critical
Publication of US4057521A publication Critical patent/US4057521A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F212/02—Monomers containing only one unsaturated aliphatic radical
    • C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F212/14—Monomers containing only one unsaturated aliphatic radical containing one ring substituted by heteroatoms or groups containing heteroatoms
    • C08F212/16—Halogens
    • C08F212/20—Fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
    • C08F212/02—Monomers containing only one unsaturated aliphatic radical
    • C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F212/14—Monomers containing only one unsaturated aliphatic radical containing one ring substituted by heteroatoms or groups containing heteroatoms
    • C08F212/30—Sulfur
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2484—Coating or impregnation is water absorbency-increasing or hydrophilicity-increasing or hydrophilicity-imparting
US05/494,439 1974-08-05 1974-08-05 Absorbent articles made from carboxylic synthetic polyelectrolytes having copolymerized N-substituted acrylamide crosslinker Expired - Lifetime US4057521A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US05/494,439 US4057521A (en) 1974-08-05 1974-08-05 Absorbent articles made from carboxylic synthetic polyelectrolytes having copolymerized N-substituted acrylamide crosslinker
US05/606,147 US4076928A (en) 1974-08-05 1975-08-20 Substantially dry water swellable particulate polyelectrolyte
US05/606,148 US4071650A (en) 1974-08-05 1975-08-20 Films and absorbent articles made from copolymers having a copolymerized crosslinker
US05/606,372 US4041020A (en) 1974-08-05 1975-08-20 Process for spinning absorbent articles from copolymers having a copolymerized crosslinker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/494,439 US4057521A (en) 1974-08-05 1974-08-05 Absorbent articles made from carboxylic synthetic polyelectrolytes having copolymerized N-substituted acrylamide crosslinker

Related Child Applications (3)

Application Number Title Priority Date Filing Date
US05/606,147 Division US4076928A (en) 1974-08-05 1975-08-20 Substantially dry water swellable particulate polyelectrolyte
US05/606,372 Division US4041020A (en) 1974-08-05 1975-08-20 Process for spinning absorbent articles from copolymers having a copolymerized crosslinker
US05/606,148 Division US4071650A (en) 1974-08-05 1975-08-20 Films and absorbent articles made from copolymers having a copolymerized crosslinker

Publications (2)

Publication Number Publication Date
USB494439I5 true USB494439I5 (en) 1976-04-13
US4057521A US4057521A (en) 1977-11-08

Family

ID=23964478

Family Applications (3)

Application Number Title Priority Date Filing Date
US05/494,439 Expired - Lifetime US4057521A (en) 1974-08-05 1974-08-05 Absorbent articles made from carboxylic synthetic polyelectrolytes having copolymerized N-substituted acrylamide crosslinker
US05/606,148 Expired - Lifetime US4071650A (en) 1974-08-05 1975-08-20 Films and absorbent articles made from copolymers having a copolymerized crosslinker
US05/606,147 Expired - Lifetime US4076928A (en) 1974-08-05 1975-08-20 Substantially dry water swellable particulate polyelectrolyte

Family Applications After (2)

Application Number Title Priority Date Filing Date
US05/606,148 Expired - Lifetime US4071650A (en) 1974-08-05 1975-08-20 Films and absorbent articles made from copolymers having a copolymerized crosslinker
US05/606,147 Expired - Lifetime US4076928A (en) 1974-08-05 1975-08-20 Substantially dry water swellable particulate polyelectrolyte

Country Status (1)

Country Link
US (3) US4057521A (en)

Families Citing this family (58)

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JPS5346389A (en) * 1976-10-07 1978-04-25 Kao Corp Preparation of self-crosslinking polymer of acrylic alkali metal salt
US4310593A (en) * 1977-05-13 1982-01-12 The Dow Chemical Company Absorbent articles cured with amine-epihalohydrin adducts
US4198495A (en) * 1979-03-15 1980-04-15 Desoto, Inc. Cationic amine-functional copolymers and aqueous baths containing the same
US4342858A (en) * 1979-07-11 1982-08-03 Nl Industries, Inc. Polymeric polyelectrolytes
US4401795A (en) * 1979-07-11 1983-08-30 Nl Industries Inc. Polymeric polyelectrolytes
EP0032443B1 (en) * 1980-01-10 1985-06-05 CooperVision Inc. Cross-linked polymers for contact lenses
US4331792A (en) * 1980-05-27 1982-05-25 Nalco Chemical Company Continuous process for production of copolymer of an alkali metal vinyl sulfonate and acrylic acid
US4414068A (en) * 1980-08-04 1983-11-08 Ppg Industries, Inc. Self-curable resinous compositions useful in coating applications
US4341676A (en) * 1980-08-04 1982-07-27 Ppg Industries, Inc. Self-curable resinous compositions containing N-methylol amide groups useful in coating applications
DE3141098A1 (en) * 1981-10-16 1983-04-28 Chemische Fabrik Stockhausen GmbH, 4150 Krefeld ABSORPTION MATERIAL FOR WATER, AQUEOUS SOLUTIONS AND AQUEOUS BODY LIQUIDS
DE3239476C2 (en) * 1981-10-26 1984-06-20 Arakawa Kagaku Kogyo K.K., Osaka Process for producing a solid, dry and water-absorbent resin
US4985518A (en) * 1981-10-26 1991-01-15 American Colloid Company Process for preparing water-absorbing resins
US4755562A (en) * 1986-06-10 1988-07-05 American Colloid Company Surface treated absorbent polymers
US4424247A (en) * 1981-11-09 1984-01-03 The Dow Chemical Company Absorbent polymer-fiber composites and method for preparing the same
US4525527A (en) * 1982-01-25 1985-06-25 American Colloid Company Production process for highly water absorbable polymer
US4736005A (en) * 1982-05-14 1988-04-05 The Goodyear Tire & Rubber Company Injection water viscosifier for enhanced oil recovery
US4526947A (en) * 1982-05-14 1985-07-02 The Goodyear Tire & Rubber Company N,N-Dimethylacrylamide copolymer injection water viscosifier for enhanced oil recovery
US4592850A (en) * 1982-05-14 1986-06-03 The Goodyear Tire & Rubber Company Injection water viscosifier for enhanced oil recovery
US4944963A (en) * 1985-06-28 1990-07-31 Mcneil-Ppc, Inc. In situ crosslinking of polyelectrolytes
US4929495A (en) * 1986-10-20 1990-05-29 The B.F. Goodrich Company Nonwoven fabric coated with carboxylated acrylate polymers, and process for making the nonwoven fabric
US4956434A (en) * 1986-10-20 1990-09-11 The B. F. Goodrich Company Rubbery carboxylated acrylate polymer, latex, and preparation thereof
US5143971A (en) * 1986-10-20 1992-09-01 The B.F. Goodrich Company Rubbery carboxylated acrylate polymer, latex, and preparation thereof
US4962172A (en) * 1986-11-20 1990-10-09 Allied Colloids Ltd. Absorbent products and their manufacture
GB8910788D0 (en) * 1989-05-10 1989-06-28 Allied Colloids Ltd Absorbent products and their manufacture
ES2053566T5 (en) * 1986-11-20 2000-06-01 Ciba Spec Chem Water Treat Ltd ABSORBENT PRODUCTS AND THEIR MANUFACTURE.
US5280079A (en) * 1986-11-20 1994-01-18 Allied Colloids Limited Absorbent products and their manufacture
GB8811955D0 (en) * 1988-05-20 1988-06-22 Allied Colloids Ltd Absorbent products & their manufacture
GB9011378D0 (en) * 1990-05-22 1990-07-11 Bio Isolates Ltd Cellulosic sponge adsorbent medium
US6291605B1 (en) 1990-06-06 2001-09-18 Clarence S. Freeman Polymerization process with spraying step
DE4123049A1 (en) * 1991-07-12 1993-01-14 Basf Ag CROSSLINKED COPOLYMERISATE WITH CROSSLINKABLE GROUPS BASED ON ACRYLIC ACID OR METHACRYLIC ACID, METHOD FOR THE PRODUCTION THEREOF AND THEIR USE
US5690996A (en) * 1992-11-02 1997-11-25 Sepragen Cross-linked cellulose sponge
US5328935A (en) * 1993-03-26 1994-07-12 The Procter & Gamble Company Method of makig a superabsorbent polymer foam
US5338766A (en) * 1993-03-26 1994-08-16 The Procter & Gamble Company Superabsorbent polymer foam
JPH09505220A (en) * 1993-11-17 1997-05-27 ザ、プロクター、エンド、ギャンブル、カンパニー Absorber structure manufacturing method and absorbent structure manufactured by this method
CA2175791C (en) * 1993-11-17 2000-08-01 Dean Van Phan Corrugated capillary substrate having selectively disposed discrete parts of osmotic absorbent material
US6022610A (en) * 1993-11-18 2000-02-08 The Procter & Gamble Company Deposition of osmotic absorbent onto a capillary substrate without deleterious interfiber penetration and absorbent structures produced thereby
TW264430B (en) 1993-11-18 1995-12-01 Procter & Gamble
EP0693508B1 (en) * 1994-02-10 1998-05-06 KOHJIN CO. Ltd. Temperature-sensitive water-absorbing/desorbing polymer composition
DE4426008A1 (en) 1994-07-22 1996-01-25 Cassella Ag Hydrophilic, highly-swellable hydrogel coated with non-reactive, water-insol. polymer film
EP0708119A1 (en) 1994-10-21 1996-04-24 Air Products And Chemicals, Inc. Self-crosslinking, aqueous absorbent polymer compositions
US5849210A (en) * 1995-09-11 1998-12-15 Pascente; Joseph E. Method of preventing combustion by applying an aqueous superabsorbent polymer composition
DE19601763A1 (en) * 1996-01-19 1997-07-24 Hoechst Ag Use of surfactants in the drying of hydrophilic, highly swellable hydrogels
DE19601764A1 (en) 1996-01-19 1997-07-24 Hoechst Ag Process for the production of hydrophilic, highly swellable hydrogels
DE19608910A1 (en) * 1996-03-07 1997-09-11 Wacker Chemie Gmbh Water-soluble, crosslinkable copolymers
US5840403A (en) * 1996-06-14 1998-11-24 The Procter & Gamble Company Multi-elevational tissue paper containing selectively disposed chemical papermaking additive
US6060410A (en) * 1998-04-22 2000-05-09 Gillberg-Laforce; Gunilla Elsa Coating of a hydrophobic polymer substrate with a nonstoichiometric polyelectrolyte complex
DE19849499A1 (en) 1998-10-27 2000-05-04 Basf Ag Process for the complete drying of hydrogels
DE19854573A1 (en) 1998-11-26 2000-05-31 Basf Ag Process for post-crosslinking hydrogels with 2-oxo-tetrahydro-1,3-oxazines
US6835783B1 (en) * 1999-02-24 2004-12-28 Dow Global Technologies Inc. Manufacture of superabsorbents in high internal phase emulsions
US6565981B1 (en) 1999-03-30 2003-05-20 Stockhausen Gmbh & Co. Kg Polymers that are cross-linkable to form superabsorbent polymers
US7189888B2 (en) 2001-12-21 2007-03-13 Kimberly-Clark Worldwide, Inc. Nonabsorbent surge layer having discrete regions of superabsorbent and method for making
US6861477B2 (en) 2001-12-21 2005-03-01 Kimberly-Clark Worldwide, Inc. Microphase separated superabsorbent compositions and method for making
DE10225943A1 (en) 2002-06-11 2004-01-08 Basf Ag Process for the preparation of esters of polyalcohols
EP1736508A1 (en) 2005-06-22 2006-12-27 Basf Aktiengesellschaft Hydrogel-forming polymers with increased permeability and high absorption capacity
WO2008064201A2 (en) 2006-11-20 2008-05-29 Church & Dwight Co., Inc. Clump recognition animal litter
AU2010294679B2 (en) 2009-09-15 2014-09-18 Basf Se Aqueous dispersions containing antimicrobials in a hybrid network
US8292863B2 (en) 2009-10-21 2012-10-23 Donoho Christopher D Disposable diaper with pouches
CN115135141A (en) 2020-02-20 2022-09-30 宝利格林有限公司 Multi-layer absorbent product and process for making absorbent layer

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US3117108A (en) * 1958-11-28 1964-01-07 Ici Ltd Process for producing methacrylate/nu-methylolacrylamide polymers
US3245933A (en) * 1960-05-19 1966-04-12 Sinclair Research Inc Styrene-maleic anhydride copolymers cross-linked with aliphatic polyhydroxy compounds
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Also Published As

Publication number Publication date
US4071650A (en) 1978-01-31
US4076928A (en) 1978-02-28
US4057521A (en) 1977-11-08

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