CN1122067C - 可加工性改进的超吸收性能聚合物 - Google Patents

可加工性改进的超吸收性能聚合物 Download PDF

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Publication number
CN1122067C
CN1122067C CN98804678A CN98804678A CN1122067C CN 1122067 C CN1122067 C CN 1122067C CN 98804678 A CN98804678 A CN 98804678A CN 98804678 A CN98804678 A CN 98804678A CN 1122067 C CN1122067 C CN 1122067C
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CN
China
Prior art keywords
composition
water
aqueous solution
additive
additive aqueous
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Expired - Lifetime
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CN98804678A
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English (en)
Chinese (zh)
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CN1254354A (zh
Inventor
H·A·加特纳
T·L·斯特普尔斯
M·菲亚阔斯基
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Evonik Operations GmbH
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Dow Chemical Co
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Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of CN1254354A publication Critical patent/CN1254354A/zh
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    • 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
    • C08J3/12—Powdering or granulating
    • 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
    • C08J3/12—Powdering or granulating
    • C08J3/124—Treatment for improving the free-flowing characteristics
    • 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
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • C08J3/245—Differential crosslinking of one polymer with one crosslinking type, e.g. surface crosslinking
    • 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

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
CN98804678A 1997-04-29 1998-03-05 可加工性改进的超吸收性能聚合物 Expired - Lifetime CN1122067C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4441797P 1997-04-29 1997-04-29
US60/044,417 1997-04-29

Publications (2)

Publication Number Publication Date
CN1254354A CN1254354A (zh) 2000-05-24
CN1122067C true CN1122067C (zh) 2003-09-24

Family

ID=21932281

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98804678A Expired - Lifetime CN1122067C (zh) 1997-04-29 1998-03-05 可加工性改进的超吸收性能聚合物

Country Status (8)

Country Link
US (1) US6323252B1 (enExample)
EP (1) EP0979250B1 (enExample)
JP (1) JP4271736B2 (enExample)
KR (1) KR100639053B1 (enExample)
CN (1) CN1122067C (enExample)
DE (1) DE69823179T2 (enExample)
TW (1) TW491874B (enExample)
WO (1) WO1998049221A1 (enExample)

Cited By (1)

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TWI582114B (zh) * 2013-12-11 2017-05-11 Ｌｇ化學股份有限公司 超吸水性聚合物樹脂及用於製備彼之方法

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US6514615B1 (en) * 1999-06-29 2003-02-04 Stockhausen Gmbh & Co. Kg Superabsorbent polymers having delayed water absorption characteristics
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI582114B (zh) * 2013-12-11 2017-05-11 Ｌｇ化學股份有限公司 超吸水性聚合物樹脂及用於製備彼之方法
US9937482B2 (en) 2013-12-11 2018-04-10 Lg Chem, Ltd. Super absorbent polymer resin and method for preparing same

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CN1254354A (zh) 2000-05-24
DE69823179T2 (de) 2005-04-21
US6323252B1 (en) 2001-11-27
WO1998049221A1 (en) 1998-11-05
KR100639053B1 (ko) 2006-10-27
TW491874B (en) 2002-06-21
KR20010020403A (ko) 2001-03-15
EP0979250A1 (en) 2000-02-16
DE69823179D1 (de) 2004-05-19
EP0979250B1 (en) 2004-04-14
JP2001523287A (ja) 2001-11-20
JP4271736B2 (ja) 2009-06-03

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