DE69225754T2 - Verfahren zur Behandlung von wasserunlöslichen Superabsorbensmaterialien - Google Patents

Verfahren zur Behandlung von wasserunlöslichen Superabsorbensmaterialien

Info

Publication number
DE69225754T2
DE69225754T2 DE69225754T DE69225754T DE69225754T2 DE 69225754 T2 DE69225754 T2 DE 69225754T2 DE 69225754 T DE69225754 T DE 69225754T DE 69225754 T DE69225754 T DE 69225754T DE 69225754 T2 DE69225754 T2 DE 69225754T2
Authority
DE
Germany
Prior art keywords
treatment
water
superabsorbent materials
insoluble superabsorbent
insoluble
Prior art date
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.)
Expired - Fee Related
Application number
DE69225754T
Other languages
English (en)
Other versions
DE69225754D1 (de
Inventor
Chuan-Ling Tsai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kimberly Clark Worldwide Inc
Kimberly Clark Corp
Original Assignee
Kimberly Clark Worldwide Inc
Kimberly Clark Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24996199&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69225754(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kimberly Clark Worldwide Inc, Kimberly Clark Corp filed Critical Kimberly Clark Worldwide Inc
Publication of DE69225754D1 publication Critical patent/DE69225754D1/de
Application granted granted Critical
Publication of DE69225754T2 publication Critical patent/DE69225754T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/08—Heat treatment
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/10—Measuring moisture content, e.g. by measuring change in length of hygroscopic filament; Hygrometers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/10—Polymers characterised by the presence of specified groups, e.g. terminal or pendant functional groups

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Pathology (AREA)
  • Polymers & Plastics (AREA)
  • General Physics & Mathematics (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Materials For Medical Uses (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
DE69225754T 1991-08-15 1992-08-03 Verfahren zur Behandlung von wasserunlöslichen Superabsorbensmaterialien Expired - Fee Related DE69225754T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74531991A 1991-08-15 1991-08-15

Publications (2)

Publication Number Publication Date
DE69225754D1 DE69225754D1 (de) 1998-07-09
DE69225754T2 true DE69225754T2 (de) 1999-01-14

Family

ID=24996199

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225754T Expired - Fee Related DE69225754T2 (de) 1991-08-15 1992-08-03 Verfahren zur Behandlung von wasserunlöslichen Superabsorbensmaterialien

Country Status (9)

Country Link
EP (1) EP0530517B1 (de)
JP (1) JPH05194762A (de)
KR (1) KR100244423B1 (de)
AU (1) AU651233B2 (de)
CA (1) CA2053733C (de)
DE (1) DE69225754T2 (de)
ES (1) ES2117651T3 (de)
MX (1) MX9203936A (de)
TW (1) TW242563B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9208449D0 (en) † 1992-04-16 1992-06-03 Dow Deutschland Inc Crosslinked hydrophilic resins and method of preparation
DE19752127A1 (de) * 1997-11-25 1999-07-29 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von synthetischen Polymerisaten mit sehr niedrigem Restmonomergehalt, danach hergestellte Produkte und deren Verwendung
DE19752128A1 (de) * 1997-11-25 1999-07-29 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von wasserlöslichen bzw. wasserquellbaren Polymerisaten mit sehr niedrigem Restmonomergehalt, danach hergestellte Produkte und deren Verwendung
US6514615B1 (en) 1999-06-29 2003-02-04 Stockhausen Gmbh & Co. Kg Superabsorbent polymers having delayed water absorption characteristics
DE10055448A1 (de) 2000-11-09 2002-05-23 Basf Ag Verfahren und Vorrichtung zur Bestimmung des Quellverhaltens von Polymergelen unter Druck
KR100503766B1 (ko) * 2002-07-08 2005-07-27 한상관 어도겸용 하단부 배출식 자동보 수문 개폐장치
DE602005009367D1 (de) 2004-05-07 2008-10-09 Nippon Catalytic Chem Ind Wasser-absorbierendes mittel und verfahren zu seiner herstellung
EP1878761B1 (de) 2005-03-14 2018-10-17 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes element und herstellungsverfahren dafür
TWI344469B (en) 2005-04-07 2011-07-01 Nippon Catalytic Chem Ind Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin
TWI394789B (zh) 2005-12-22 2013-05-01 Nippon Catalytic Chem Ind 吸水性樹脂組成物及其製造方法、吸收性物品
EP1837348B9 (de) 2006-03-24 2020-01-08 Nippon Shokubai Co.,Ltd. Wasserabsorbierendes Harz und Verfahren zu seiner Herstellung
SA08290542B1 (ar) 2007-08-28 2012-11-14 نيبون شوكوباي كو. ، ليمتد طريقة لإنتاج راتنج ماص للماء
WO2011040472A1 (ja) 2009-09-29 2011-04-07 株式会社日本触媒 粒子状吸水剤及びその製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2026653T3 (es) * 1987-04-30 1992-05-01 Nippon Shokubai Kagaku Kogyo Co., Ltd Metodo para la produccion de un polimero hidrofilo.
US4808637A (en) * 1987-05-14 1989-02-28 Johnson & Johnson Patient Care, Inc. Superabsorbent composition and process
BR8904238A (pt) * 1989-08-23 1991-02-26 Johnson & Johnson Sa Material superabsorvente,estrutura absorvente,artigo absorvente e processo para preparacao do dito material superabsrovente
US5075344A (en) * 1991-05-20 1991-12-24 The Dow Chemical Company Process for producing a superabsorbent polymer

Also Published As

Publication number Publication date
TW242563B (de) 1995-03-11
AU2096092A (en) 1993-02-18
AU651233B2 (en) 1994-07-14
EP0530517B1 (de) 1998-06-03
KR930003928A (ko) 1993-03-22
CA2053733C (en) 2002-04-30
EP0530517A1 (de) 1993-03-10
ES2117651T3 (es) 1998-08-16
JPH05194762A (ja) 1993-08-03
MX9203936A (es) 1993-02-01
DE69225754D1 (de) 1998-07-09
CA2053733A1 (en) 1993-02-16
KR100244423B1 (ko) 2000-03-02

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee