DE69710668T2 - Wasserquellbare vernetzte Polymere, Verfahren zur Herstellung davon, und Messverfahren des Porenvolumes von geschwollenen vernetzten Polymeren - Google Patents

Wasserquellbare vernetzte Polymere, Verfahren zur Herstellung davon, und Messverfahren des Porenvolumes von geschwollenen vernetzten Polymeren

Info

Publication number
DE69710668T2
DE69710668T2 DE69710668T DE69710668T DE69710668T2 DE 69710668 T2 DE69710668 T2 DE 69710668T2 DE 69710668 T DE69710668 T DE 69710668T DE 69710668 T DE69710668 T DE 69710668T DE 69710668 T2 DE69710668 T2 DE 69710668T2
Authority
DE
Germany
Prior art keywords
linked polymers
cross
preparation
water
measurement method
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.)
Revoked
Application number
DE69710668T
Other languages
English (en)
Other versions
DE69710668D1 (de
Inventor
Hirotama Fujimaru
Koichi Yonemura
Nobuyuki Harada
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai Co Ltd
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=17493268&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69710668(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of DE69710668D1 publication Critical patent/DE69710668D1/de
Publication of DE69710668T2 publication Critical patent/DE69710668T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/20—Chemical modification of a polymer leading to a crosslinking, either explicitly or inherently
    • 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
    • C08J2300/14—Water soluble or water swellable polymers, e.g. aqueous gels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE69710668T 1996-10-14 1997-10-07 Wasserquellbare vernetzte Polymere, Verfahren zur Herstellung davon, und Messverfahren des Porenvolumes von geschwollenen vernetzten Polymeren Revoked DE69710668T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27094996 1996-10-14

Publications (2)

Publication Number Publication Date
DE69710668D1 DE69710668D1 (de) 2002-04-04
DE69710668T2 true DE69710668T2 (de) 2002-10-17

Family

ID=17493268

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69710668T Revoked DE69710668T2 (de) 1996-10-14 1997-10-07 Wasserquellbare vernetzte Polymere, Verfahren zur Herstellung davon, und Messverfahren des Porenvolumes von geschwollenen vernetzten Polymeren

Country Status (8)

Country Link
US (1) US6110984A (de)
EP (1) EP0835885B1 (de)
KR (1) KR100290255B1 (de)
CN (1) CN1093865C (de)
BR (1) BR9705032A (de)
DE (1) DE69710668T2 (de)
ES (1) ES2171803T3 (de)
TW (1) TW474961B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10053858A1 (de) 2000-10-30 2002-05-08 Stockhausen Chem Fab Gmbh Absorbierendes Gebilde mit verbesserten Blockingeigenschaften
WO2002066088A1 (de) * 2001-02-19 2002-08-29 Basf Aktiengesellschaft Tröcken-wirbelbettverfahren zur herstellung dünner absorbierender flächengebilde
DE10161496A1 (de) * 2001-12-14 2003-06-26 Stockhausen Chem Fab Gmbh Kompaktierte absorbierende Polymere, deren Herstellung und Verwendung
DE10315749A1 (de) * 2003-04-04 2004-10-14 Thüringisches Institut für Textil- und Kunststoff-Forschung (TITK) e.V. Verfahren zur Herstellung von cellulosischen Formkörpern mit funktionaler Wirkung
CN103131028A (zh) * 2011-11-25 2013-06-05 上海华谊丙烯酸有限公司 高吸水性树脂、其制备方法和用途
KR20140134219A (ko) 2013-05-13 2014-11-21 주식회사 엘지화학 고흡수성 수지 및 이의 제조 방법
WO2023234906A1 (en) * 2022-06-03 2023-12-07 Acibadem Mehmet Ali Aydinlar Universitesi A test device for measuing liquid absorption capacity

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415388A (en) * 1981-06-22 1983-11-15 Johnson & Johnson Method of making absorbent bearing products
US4734478A (en) * 1984-07-02 1988-03-29 Nippon Shokubai Kagaku Kogyo Co., Ltd. Water absorbing agent
JPS6116903A (ja) * 1984-07-02 1986-01-24 Nippon Shokubai Kagaku Kogyo Co Ltd 吸水剤
US4529739A (en) * 1984-07-24 1985-07-16 The Dow Chemical Company Foamed polymeric materials
US4808637A (en) * 1987-05-14 1989-02-28 Johnson & Johnson Patient Care, Inc. Superabsorbent composition and process
US5338766A (en) * 1993-03-26 1994-08-16 The Procter & Gamble Company Superabsorbent polymer foam
US5328935A (en) * 1993-03-26 1994-07-12 The Procter & Gamble Company Method of makig a superabsorbent polymer foam
US5314420A (en) * 1993-09-17 1994-05-24 Nalco Chemical Company Superabsorbent polymer having improved absorption rate and absorption under pressure
DE4344224A1 (de) * 1993-12-23 1995-06-29 Stockhausen Chem Fab Gmbh Vernetzte synthetische Polymerisate mit poröser Struktur, hoher Aufnahmegeschwindigkeit für Wasser, wäßrige Lösungen und Körperflüssigkeiten, ein Verfahren zu ihrer Herstellung und ihre Verwendung zur Absorption und/oder Retention von Wasser und/oder wäßrigen Flüssigkeiten

Also Published As

Publication number Publication date
CN1093865C (zh) 2002-11-06
EP0835885A3 (de) 1998-07-08
TW474961B (en) 2002-02-01
BR9705032A (pt) 1999-07-06
CN1181392A (zh) 1998-05-13
KR19980032750A (ko) 1998-07-25
KR100290255B1 (ko) 2001-05-15
US6110984A (en) 2000-08-29
ES2171803T3 (es) 2002-09-16
EP0835885B1 (de) 2002-02-27
DE69710668D1 (de) 2002-04-04
EP0835885A2 (de) 1998-04-15

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation