DE68908490T2 - Verfahren zur Herstellung eines Wasser absorbierenden Polymers. - Google Patents

Verfahren zur Herstellung eines Wasser absorbierenden Polymers.

Info

Publication number
DE68908490T2
DE68908490T2 DE89306113T DE68908490T DE68908490T2 DE 68908490 T2 DE68908490 T2 DE 68908490T2 DE 89306113 T DE89306113 T DE 89306113T DE 68908490 T DE68908490 T DE 68908490T DE 68908490 T2 DE68908490 T2 DE 68908490T2
Authority
DE
Germany
Prior art keywords
producing
water
absorbent polymer
absorbent
polymer
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
DE89306113T
Other languages
English (en)
Other versions
DE68908490D1 (de
Inventor
Kiichi C O Mitsubishi Pet Itoh
Takeshi C O Mitsubishi Shibano
Shuhei C O Mitsubishi Pet Yada
Shinji C O Mitsubishi P Tsunoi
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.)
Mitsubishi Petrochemical Co Ltd
Original Assignee
Mitsubishi Petrochemical 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
Priority claimed from JP63149151A external-priority patent/JPH01318022A/ja
Priority claimed from JP63183365A external-priority patent/JPH0234607A/ja
Application filed by Mitsubishi Petrochemical Co Ltd filed Critical Mitsubishi Petrochemical Co Ltd
Publication of DE68908490D1 publication Critical patent/DE68908490D1/de
Application granted granted Critical
Publication of DE68908490T2 publication Critical patent/DE68908490T2/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
    • 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
    • C08F220/06—Acrylic acid; Methacrylic acid; 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
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • 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
    • C08F2/44—Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers
    • 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
    • C08F220/52—Amides or imides
    • C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F220/60—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing nitrogen in addition to the carbonamido nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Materials Engineering (AREA)
  • Hematology (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
DE89306113T 1988-06-16 1989-06-16 Verfahren zur Herstellung eines Wasser absorbierenden Polymers. Expired - Fee Related DE68908490T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63149151A JPH01318022A (ja) 1988-06-16 1988-06-16 高吸水性ポリマーの製造法
JP63183365A JPH0234607A (ja) 1988-07-22 1988-07-22 高吸水性ポリマーの製造法

Publications (2)

Publication Number Publication Date
DE68908490D1 DE68908490D1 (de) 1993-09-23
DE68908490T2 true DE68908490T2 (de) 1993-12-02

Family

ID=26479134

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89306113T Expired - Fee Related DE68908490T2 (de) 1988-06-16 1989-06-16 Verfahren zur Herstellung eines Wasser absorbierenden Polymers.

Country Status (4)

Country Link
US (1) US4957984A (de)
EP (1) EP0347241B1 (de)
KR (1) KR970009239B1 (de)
DE (1) DE68908490T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE4015085C2 (de) * 1990-05-11 1995-06-08 Stockhausen Chem Fab Gmbh Vernetztes, wasserabsorbierendes Polymer und Verwendung zur Herstellung von Hygieneartikeln, zur Bodenverbesserung und in Kabelummantelungen
US5389722A (en) * 1992-06-05 1995-02-14 Nippon Shokubai Co., Ltd. Hydrophilic resin and method for production thereof
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
US5403906A (en) * 1993-10-25 1995-04-04 Reilly Industries, Inc. H2O2-catalyzed solution polymerizations for linear polyvinylpyridines
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
US5624967A (en) 1994-06-08 1997-04-29 Nippon Shokubai Co., Ltd. Water-absorbing resin and process for producing same
EP0775161B1 (de) * 1994-08-12 1998-10-14 Kao Corporation Verfahren zur herstellung von verbesserten superabsorbierenden polymeren
US5824756A (en) * 1994-10-25 1998-10-20 Reilly Industries, Inc. H2 O2 -catalyzed polymerizations for linear polyvinylpyridines
US6906159B2 (en) * 2000-08-03 2005-06-14 Nippon Shokubai Co., Ltd. Water-absorbent resin, hydropolymer, process for producing them, and uses of them
DE60238439D1 (de) * 2001-12-19 2011-01-05 Nippon Catalytic Chem Ind Wasserabsorbierende polymere und verfahren zu deren herstellung
DE10231356B4 (de) * 2002-07-11 2007-02-15 Stockhausen Gmbh Wasserabsorbierende, schaumförmige Polymergebilde, Verfahren zu deren Herstellung, deren Verwendung sowie daraus hergestellte Verbunde
DE50308186D1 (de) * 2002-07-30 2007-10-25 Basf Ag Verfahren zur herstellung von polymeren
EP2714750B1 (de) 2011-06-03 2015-04-08 Basf Se Verfahren zur kontinuierlichen herstellung wasserabsorbierender polymerpartikel
EP2812365A1 (de) * 2012-02-06 2014-12-17 Basf Se Verfahren zur herstellung wasserabsorbierender polymerpartikel
KR101236345B1 (ko) * 2012-03-07 2013-03-12 오은정 배설물 처리용 조성물
US9302248B2 (en) 2013-04-10 2016-04-05 Evonik Corporation Particulate superabsorbent polymer composition having improved stability
US9375507B2 (en) 2013-04-10 2016-06-28 Evonik Corporation Particulate superabsorbent polymer composition having improved stability
CN106008801B (zh) * 2016-05-30 2018-11-06 金正大生态工程集团股份有限公司 一种水溶性农用松土剂的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU511908B2 (en) * 1978-04-24 1980-09-11 Ceskoslovenska Akademie Ved Amphoteric ion exchange resins
US4525527A (en) * 1982-01-25 1985-06-25 American Colloid Company Production process for highly water absorbable polymer
FR2575479B1 (fr) * 1984-12-27 1987-02-27 Charbonnages Ste Chimique Copolymeres amphoteres, leur procede de fabrication et leur application a la retention d'eau
DE3537276A1 (de) * 1985-10-19 1987-04-23 Basf Ag Verfahren zur kontinuierlichen herstellung von vernetzten feinteiligen gelfoermigen polymerisaten
JPS63210102A (ja) * 1987-02-27 1988-08-31 Mitsubishi Petrochem Co Ltd 高吸水性ポリマ−の製造法
US4833222A (en) * 1987-10-22 1989-05-23 The Dow Chemical Company Crosslinker stabilizer for preparing absorbent polymers

Also Published As

Publication number Publication date
DE68908490D1 (de) 1993-09-23
KR970009239B1 (ko) 1997-06-09
EP0347241A2 (de) 1989-12-20
KR910000833A (ko) 1991-01-30
EP0347241A3 (en) 1990-09-05
EP0347241B1 (de) 1993-08-18
US4957984A (en) 1990-09-18

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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