DE69307624D1 - Verbesserung in der Herstellung von superabsorbierendem Pulver durch Polymerisation von Acrylat-Monomeren in umgekehrte Suspension - Google Patents

Verbesserung in der Herstellung von superabsorbierendem Pulver durch Polymerisation von Acrylat-Monomeren in umgekehrte Suspension

Info

Publication number
DE69307624D1
DE69307624D1 DE69307624T DE69307624T DE69307624D1 DE 69307624 D1 DE69307624 D1 DE 69307624D1 DE 69307624 T DE69307624 T DE 69307624T DE 69307624 T DE69307624 T DE 69307624T DE 69307624 D1 DE69307624 D1 DE 69307624D1
Authority
DE
Germany
Prior art keywords
gel
polymerisation
monomer
improvement
production
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
DE69307624T
Other languages
English (en)
Other versions
DE69307624T2 (de
Inventor
Shu Rong Rebre
Christian Collette
Thierry Guerin
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.)
Arkema France SA
Original Assignee
Elf Atochem SA
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 by Elf Atochem SA filed Critical Elf Atochem SA
Application granted granted Critical
Publication of DE69307624D1 publication Critical patent/DE69307624D1/de
Publication of DE69307624T2 publication Critical patent/DE69307624T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08F2/00—Processes of polymerisation
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69307624T 1992-08-12 1993-06-30 Verbesserung in der Herstellung von superabsorbierendem Pulver durch Polymerisation von Acrylat-Monomeren in umgekehrte Suspension Expired - Fee Related DE69307624T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9209959A FR2694755B1 (fr) 1992-08-12 1992-08-12 Perfectionnement pour la préparation de poudre superabsorbantes par polymérisation en suspension inverse de monomères acryliques.

Publications (2)

Publication Number Publication Date
DE69307624D1 true DE69307624D1 (de) 1997-03-06
DE69307624T2 DE69307624T2 (de) 1997-06-12

Family

ID=9432811

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69307624T Expired - Fee Related DE69307624T2 (de) 1992-08-12 1993-06-30 Verbesserung in der Herstellung von superabsorbierendem Pulver durch Polymerisation von Acrylat-Monomeren in umgekehrte Suspension

Country Status (9)

Country Link
US (1) US5408006A (de)
EP (1) EP0583177B1 (de)
JP (1) JP2611125B2 (de)
AT (1) ATE148131T1 (de)
DE (1) DE69307624T2 (de)
DK (1) DK0583177T3 (de)
ES (1) ES2097468T3 (de)
FR (1) FR2694755B1 (de)
SG (1) SG52725A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2710342B1 (fr) * 1993-09-21 1995-11-17 Atochem Elf Sa Polymères acryliques superabsorbants à propriétés améliorées et leur procédé d'obtention.
JP4072833B2 (ja) * 1995-11-30 2008-04-09 住友精化株式会社 吸水性樹脂の製造方法および吸水性樹脂
FR2755693B1 (fr) * 1996-11-14 1998-12-18 Atochem Elf Sa Procede pour l'obtention de polymeres hydrophiles a grande vitesse de dissolution ou de gonflement dans l'eau
WO2004083284A1 (ja) 2003-03-17 2004-09-30 Sumitomo Seika Chemicals Co., Ltd. 吸水性樹脂粒子の製造方法
WO2008090961A1 (ja) 2007-01-24 2008-07-31 Nippon Shokubai Co., Ltd. 粒子状吸水性ポリマーおよびその製造方法
US9457048B2 (en) 2008-02-05 2016-10-04 Wellosophy Corporation Absorbent ingestible agents and associated methods of manufacture and use
US20100063180A1 (en) * 2008-09-05 2010-03-11 Seungkoo Kang Fire protection and/or fire fighting additives, associated compositions, and associated methods
US9334337B2 (en) 2014-01-24 2016-05-10 Baker Hughes Incorporated Enhanced water swellable compositions
JP7130670B2 (ja) * 2017-05-02 2022-09-05 ビーエーエスエフ ソシエタス・ヨーロピア 疎水性溶媒中に分散されたモノマー水溶液の重合による超吸収剤粒子の不連続的な製造方法
WO2021221641A1 (en) 2020-04-30 2021-11-04 Kimberly-Clark Worldwide, Inc. Superabsorbent polymers based on copolymers of multiple charged monomers
CN111592610B (zh) * 2020-05-11 2022-07-12 万华化学集团股份有限公司 一种反相悬浮聚合制备吸水性树脂的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4745154A (en) * 1986-04-14 1988-05-17 Alco Chemical Corporation Water soluble polymers, their preparation and their uses
US4783510A (en) * 1986-06-04 1988-11-08 Taiyo Fishery Co., Ltd. Process for improving a water absorbent polyacrylic acid polymer and an improved polymer produced by said process
JP2938920B2 (ja) * 1990-01-31 1999-08-25 住友精化株式会社 吸水性樹脂の製造方法

Also Published As

Publication number Publication date
US5408006A (en) 1995-04-18
DK0583177T3 (da) 1997-07-07
JP2611125B2 (ja) 1997-05-21
DE69307624T2 (de) 1997-06-12
ES2097468T3 (es) 1997-04-01
FR2694755B1 (fr) 1994-09-23
SG52725A1 (en) 1998-09-28
JPH06184211A (ja) 1994-07-05
EP0583177B1 (de) 1997-01-22
FR2694755A1 (fr) 1994-02-18
EP0583177A1 (de) 1994-02-16
ATE148131T1 (de) 1997-02-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee