DE69908391D1 - Absorbierendes polymermaterial auf polysaccharidbasis - Google Patents

Absorbierendes polymermaterial auf polysaccharidbasis

Info

Publication number
DE69908391D1
DE69908391D1 DE69908391T DE69908391T DE69908391D1 DE 69908391 D1 DE69908391 D1 DE 69908391D1 DE 69908391 T DE69908391 T DE 69908391T DE 69908391 T DE69908391 T DE 69908391T DE 69908391 D1 DE69908391 D1 DE 69908391D1
Authority
DE
Germany
Prior art keywords
polymer material
cross
absorbent polymer
polysaccharide
gel
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 - Lifetime
Application number
DE69908391T
Other languages
English (en)
Other versions
DE69908391T2 (de
Inventor
Jeanette Annergren
Kerstin Lundstroem
Asa Oestman
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.)
Essity Hygiene and Health AB
Original Assignee
SCA Hygiene Products AB
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 SCA Hygiene Products AB filed Critical SCA Hygiene Products AB
Application granted granted Critical
Publication of DE69908391D1 publication Critical patent/DE69908391D1/de
Publication of DE69908391T2 publication Critical patent/DE69908391T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/28—Polysaccharides or their derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/08—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals with hydroxylated hydrocarbon radicals; Esters, ethers, or acetals thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/005—Crosslinking of cellulose derivatives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
    • C08B37/0096—Guar, guar gum, guar flour, guaran, i.e. (beta-1,4) linked D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from Cyamopsis Tetragonolobus; Derivatives thereof
    • 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
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular gels
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/284—Alkyl ethers with hydroxylated hydrocarbon radicals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/32—Cellulose ether-esters
    • 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
    • C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2401/08—Cellulose derivatives
    • C08J2401/26—Cellulose ethers
    • C08J2401/28—Alkyl ethers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Hematology (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Molecular Biology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Materials For Medical Uses (AREA)
DE69908391T 1998-10-09 1999-10-07 Absorbierendes polymermaterial auf polysaccharidbasis Expired - Lifetime DE69908391T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9803448 1998-10-09
SE9803448A SE517075C2 (sv) 1998-10-09 1998-10-09 Polysackaridbaserat absorberande polymermaterial
PCT/SE1999/001793 WO2000021581A1 (en) 1998-10-09 1999-10-07 Polysaccharide based absorbent polymer material

Publications (2)

Publication Number Publication Date
DE69908391D1 true DE69908391D1 (de) 2003-07-03
DE69908391T2 DE69908391T2 (de) 2004-06-24

Family

ID=20412893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69908391T Expired - Lifetime DE69908391T2 (de) 1998-10-09 1999-10-07 Absorbierendes polymermaterial auf polysaccharidbasis

Country Status (11)

Country Link
EP (1) EP1119378B1 (de)
JP (1) JP4558939B2 (de)
AT (1) ATE241393T1 (de)
AU (1) AU1304900A (de)
DE (1) DE69908391T2 (de)
DK (1) DK1119378T3 (de)
PL (1) PL194949B1 (de)
SE (1) SE517075C2 (de)
SK (1) SK4612001A3 (de)
TN (1) TNSN99187A1 (de)
WO (1) WO2000021581A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2351253A1 (en) 2000-11-10 2002-05-10 Groupe Lysac Inc./Lysac Group Inc. Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent
CA2423712A1 (en) 2003-03-26 2004-09-26 Nicolas Nourry Crosslinked amylopectin by reactive extrusion and its use as an absorbent or superabsorbent material
CA2443059A1 (en) 2003-09-29 2005-03-29 Le Groupe Lysac Inc. Polysaccharide-clay superabsorbent nanocomposites
BRPI0512259B1 (pt) 2004-06-21 2017-09-12 Evonik Degussa Gmbh Process for the production of water-absorbing polysaccharide, water-absorbing polysaccharide
US7785710B2 (en) 2006-10-02 2010-08-31 Weyerhaeuser Nr Company Superabsorbent particles containing carboxyalkyl cellulose and temporary metal crosslinks
US7625463B2 (en) 2006-10-02 2009-12-01 Weyerhaeuser Nr Company Methods for the preparation of fibrous superabsorbent composite containing cellulose
US7645806B2 (en) 2006-10-02 2010-01-12 Weyerhaeuser Nr Company Methods for the preparation of superabsorbent particles containing carboxyalkyl cellulose
US7717995B2 (en) 2006-10-02 2010-05-18 Weyerhaeuser Nr Company Methods for the preparation of mixed polymer superabsorbent fibers containing cellulose
US7749317B2 (en) 2007-06-25 2010-07-06 Weyerhaeuser Nr Company Fibrous blend and method of making
US7591891B2 (en) 2007-06-25 2009-09-22 Weyerhaeuser Nr Company Fibrous blend and methods of preparation
US7833384B2 (en) 2008-06-30 2010-11-16 Weyerhaeuser Nr Company Method for making fiber having biodegradable superabsorbent particles attached thereto
US8101543B2 (en) 2008-06-30 2012-01-24 Weyerhaeuser Nr Company Biodegradable superabsorbent particles
US8641869B2 (en) 2008-06-30 2014-02-04 Weyerhaeuser Nr Company Method for making biodegradable superabsorbent particles
US7959762B2 (en) 2008-06-30 2011-06-14 Weyerhaeuser Nr Company Method for making biodegradable superabsorbent particles
US8084391B2 (en) 2008-06-30 2011-12-27 Weyerhaeuser Nr Company Fibers having biodegradable superabsorbent particles attached thereto
US8361926B2 (en) 2008-11-25 2013-01-29 Evonik Stockhausen, Llc Water-absorbing polysaccharide and method for producing the same
MX351034B (es) 2011-08-09 2017-09-28 Rhodia Operations Musgo de turba no lixiviable, humectable, metodo de preparacion y metodo de uso.
JP6368554B2 (ja) * 2014-06-09 2018-08-01 独立行政法人国立高等専門学校機構 ゲル化剤

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3092225B2 (ja) * 1991-08-15 2000-09-25 王子製紙株式会社 高吸水性セルロース材料の製造方法
JPH06154596A (ja) * 1992-11-18 1994-06-03 Sanyo Chem Ind Ltd 耐塩安定性吸収剤及びその製法
US5573994A (en) * 1994-05-13 1996-11-12 University Of Cincinnati Superabsorbent foams, and method for producing the same
JP3720084B2 (ja) * 1994-07-26 2005-11-24 株式会社日本触媒 吸水性樹脂およびその製造方法並びに吸水性物品
JPH0985079A (ja) * 1995-09-22 1997-03-31 Oji Paper Co Ltd 有機溶媒と水を吸収するゲル化剤の製造方法
ATE204486T1 (de) * 1997-06-24 2001-09-15 Sca Hygiene Prod Ab Absorbierende struktur mit hochsaugfähigem polymer und ein artikel mit absorbierender struktur

Also Published As

Publication number Publication date
DK1119378T3 (da) 2003-09-01
SE517075C2 (sv) 2002-04-09
JP2003515616A (ja) 2003-05-07
EP1119378B1 (de) 2003-05-28
EP1119378A1 (de) 2001-08-01
TNSN99187A1 (fr) 2001-12-31
SE9803448D0 (sv) 1998-10-09
SK4612001A3 (en) 2001-10-08
ATE241393T1 (de) 2003-06-15
DE69908391T2 (de) 2004-06-24
JP4558939B2 (ja) 2010-10-06
WO2000021581A1 (en) 2000-04-20
PL194949B1 (pl) 2007-07-31
AU1304900A (en) 2000-05-01
PL364940A1 (en) 2004-12-27
SE9803448L (sv) 2000-04-10

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Legal Events

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8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition