DE69902177T2 - Nichtklumpende superabsorbierende polymere - Google Patents

Nichtklumpende superabsorbierende polymere

Info

Publication number
DE69902177T2
DE69902177T2 DE69902177T DE69902177T DE69902177T2 DE 69902177 T2 DE69902177 T2 DE 69902177T2 DE 69902177 T DE69902177 T DE 69902177T DE 69902177 T DE69902177 T DE 69902177T DE 69902177 T2 DE69902177 T2 DE 69902177T2
Authority
DE
Germany
Prior art keywords
clumping
super absorbent
absorbent polymers
polymer particles
superabsorbent 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.)
Revoked
Application number
DE69902177T
Other languages
English (en)
Other versions
DE69902177D1 (de
Inventor
Fang Sun
S Jones
A Kaiser
Whei-Neen Hsu
L Molen
A Deaton
A Messner
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.)
Evonik Operations GmbH
Original Assignee
Stockhausen GmbH and Co KG
Chemische Fabrik Stockhausen GmbH
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=22469972&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69902177(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Stockhausen GmbH and Co KG, Chemische Fabrik Stockhausen GmbH filed Critical Stockhausen GmbH and Co KG
Application granted granted Critical
Publication of DE69902177D1 publication Critical patent/DE69902177D1/de
Publication of DE69902177T2 publication Critical patent/DE69902177T2/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
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • C08L101/12—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
    • C08L101/14—Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels
    • 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
    • A61L15/18—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing inorganic materials
    • 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
    • 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
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/205—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase
    • C08J3/21—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase
    • C08J3/212—Compounding polymers with additives, e.g. colouring in the presence of a continuous liquid phase the polymer being premixed with a liquid phase and solid additives
    • 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)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Inorganic Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DE69902177T 1998-08-18 1999-08-18 Nichtklumpende superabsorbierende polymere Revoked DE69902177T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/135,844 US6124391A (en) 1998-08-18 1998-08-18 Superabsorbent polymers having anti-caking characteristics
PCT/IB1999/001587 WO2000010619A1 (en) 1998-08-18 1999-08-18 Superabsorbent polymers having anti-caking characteristics

Publications (2)

Publication Number Publication Date
DE69902177D1 DE69902177D1 (de) 2002-08-22
DE69902177T2 true DE69902177T2 (de) 2003-03-13

Family

ID=22469972

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69902177T Revoked DE69902177T2 (de) 1998-08-18 1999-08-18 Nichtklumpende superabsorbierende polymere

Country Status (11)

Country Link
US (1) US6124391A (de)
EP (1) EP1105168B1 (de)
JP (1) JP4414097B2 (de)
KR (1) KR100614787B1 (de)
CN (1) CN1222325C (de)
AT (1) ATE220563T1 (de)
AU (1) AU751965B2 (de)
BR (1) BR9913689A (de)
DE (1) DE69902177T2 (de)
MX (1) MXPA01001770A (de)
WO (1) WO2000010619A1 (de)

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US20070060691A1 (en) * 2001-06-29 2007-03-15 Kim Young-Sam Superabsorbent carboxyl-containing polymers with odor control properties and method for preparation
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KR20010072728A (ko) 2001-07-31
AU5644699A (en) 2000-03-14
CN1222325C (zh) 2005-10-12
EP1105168B1 (de) 2002-07-17
DE69902177D1 (de) 2002-08-22
JP2002523526A (ja) 2002-07-30
US6124391A (en) 2000-09-26
EP1105168A1 (de) 2001-06-13
KR100614787B1 (ko) 2006-08-25
CN1323227A (zh) 2001-11-21
BR9913689A (pt) 2001-06-05
WO2000010619A1 (en) 2000-03-02
MXPA01001770A (es) 2001-08-31
ATE220563T1 (de) 2002-08-15
AU751965B2 (en) 2002-09-05
JP4414097B2 (ja) 2010-02-10

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