ATE148131T1 - 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
ATE148131T1
ATE148131T1 AT93401691T AT93401691T ATE148131T1 AT E148131 T1 ATE148131 T1 AT E148131T1 AT 93401691 T AT93401691 T AT 93401691T AT 93401691 T AT93401691 T AT 93401691T AT E148131 T1 ATE148131 T1 AT E148131T1
Authority
AT
Austria
Prior art keywords
gel
polymerisation
monomer
improvement
production
Prior art date
Application number
AT93401691T
Other languages
English (en)
Inventor
Shu Rong Rebre
Christian Collette
Thierry Guerin
Original Assignee
Atochem Elf 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 Atochem Elf Sa filed Critical Atochem Elf Sa
Application granted granted Critical
Publication of ATE148131T1 publication Critical patent/ATE148131T1/de

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)
AT93401691T 1992-08-12 1993-06-30 Verbesserung in der herstellung von superabsorbierendem pulver durch polymerisation von acrylat-monomeren in umgekehrte suspension ATE148131T1 (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 (1)

Publication Number Publication Date
ATE148131T1 true ATE148131T1 (de) 1997-02-15

Family

ID=9432811

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93401691T ATE148131T1 (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
JP5027414B2 (ja) 2003-03-17 2012-09-19 住友精化株式会社 吸水性樹脂粒子の製造方法
EP2112172B2 (de) 2007-01-24 2018-10-17 Nippon Shokubai Co., Ltd. Partikelförmiges wasserabsorbierendes polymer und verfahren zu seiner herstellung
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
EP3619244B1 (de) * 2017-05-02 2021-08-04 Basf Se Verfahren zur diskontinuierlichen herstellung von superabsorberpartikeln durch polymerisation einer in einem hydrophoben lösungsmittel dispergierten wässrigen monomerlösung
US11786884B2 (en) 2020-04-30 2023-10-17 Kimberly-Clark Worldwide, Inc. Superabsorbent polymers based on copolymers of charged monomers and neutral 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
EP0583177A1 (de) 1994-02-16
JPH06184211A (ja) 1994-07-05
FR2694755A1 (fr) 1994-02-18
JP2611125B2 (ja) 1997-05-21
EP0583177B1 (de) 1997-01-22
ES2097468T3 (es) 1997-04-01
SG52725A1 (en) 1998-09-28
US5408006A (en) 1995-04-18
FR2694755B1 (fr) 1994-09-23
DK0583177T3 (da) 1997-07-07
DE69307624T2 (de) 1997-06-12
DE69307624D1 (de) 1997-03-06

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee