CN100364493C8 - 吸水剂及其制备方法、使用所述吸水剂的吸收体以及吸收性物品 - Google Patents

吸水剂及其制备方法、使用所述吸水剂的吸收体以及吸收性物品

Info

Publication number
CN100364493C8
CN100364493C8 CN 02823035 CN02823035A CN100364493C8 CN 100364493 C8 CN100364493 C8 CN 100364493C8 CN 02823035 CN02823035 CN 02823035 CN 02823035 A CN02823035 A CN 02823035A CN 100364493 C8 CN100364493 C8 CN 100364493C8
Authority
CN
China
Prior art keywords
water
absorbing agent
physiological saline
absorbent article
hour
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
CN 02823035
Other languages
English (en)
Other versions
CN100364493C (zh
CN1589304A (zh
CN100364493B9 (zh
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 filed Critical
Publication of CN1589304A publication Critical patent/CN1589304A/zh
Publication of CN100364493C publication Critical patent/CN100364493C/zh
Application granted granted Critical
Publication of CN100364493C8 publication Critical patent/CN100364493C8/zh
Publication of CN100364493B9 publication Critical patent/CN100364493B9/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives 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
    • C08F2/44—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
    • 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
    • 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)
  • 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)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

本发明提供一种吸水剂，其含有以水溶性乙烯基单体(a1)和/或通过水解成为(a1)的乙烯基单体(a2)以及交联剂(b)作为必需结构单元的交联聚合物、且满足下述式(1)和式(2)。本发明还提供所述吸水剂的制备方法，以及使用前述吸水剂的吸收体以及吸收性物品。用本发明的吸水剂可以容易地制造出无论处于何种状态都能发挥高吸收性能的吸收性物品，适用于纸尿布、卫生巾等卫生用品。(Y)≥-1.14(X)+69.5(1)(X)=((x1)+4×(x2))(2)式中(x1)是在生理盐水中浸渍1小时后的吸水剂的保水量(g/g)，(x2)是在0.9psi的负重下在生理盐水中浸渍1小时后的吸水剂的吸收量(g/g)。还有(Y)是将吸水剂在生理盐水中浸渍1小时后在0.3psi的负重下生理盐水的液体渗透速度(ml/分)。(Y)≥-1.14(X)+69.5 (1)(X)=((x1)+4×(x2))  (2)
CN02823035.3A 2001-11-20 2002-11-18 吸水剂及其制备方法、使用所述吸水剂的吸收体以及吸收性物品 Expired - Lifetime CN100364493B9 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP355395/2001 2001-11-20
JP2001355395 2001-11-20
PCT/JP2002/012003 WO2003044120A1 (en) 2001-11-20 2002-11-18 Water absorbing agent, process for its production, and absorbers and absorbent articles made by using the agent

Publications (4)

Publication Number Publication Date
CN1589304A CN1589304A (zh) 2005-03-02
CN100364493C CN100364493C (zh) 2008-01-30
CN100364493C8 true CN100364493C8 (zh) 2019-11-08
CN100364493B9 CN100364493B9 (zh) 2019-11-08

Family

ID=

Also Published As

Publication number Publication date
JP2006110545A (ja) 2006-04-27
WO2003044120A1 (en) 2003-05-30
CN100364493C (zh) 2008-01-30
JP2003225565A (ja) 2003-08-12
US20050080194A1 (en) 2005-04-14
CN1589304A (zh) 2005-03-02
BR0214449A (pt) 2004-09-14
EP1457541A1 (en) 2004-09-15
EP1457541A4 (en) 2005-05-25
BR0214449B1 (pt) 2014-03-25
US7361712B2 (en) 2008-04-22

Similar Documents

Publication Publication Date Title
EP1457541A4 (en) WATER ABSORPTION AGENT, PROCESS FOR PRODUCING THE SAME, ABSORBENTS AND ABSORBENT ARTICLES PRODUCED USING THE SAME
TWI314462B (en) Superabsorbent polymer composition with high permeability
CA2527968A1 (en) Methods and apparatus for bonding materials, especially materials used in absorbent articles
DE69534715D1 (de) Biologisch abbaubare copolymere und kunststoffgegenstände aus biologisch abbaubaren 3-hydroxyhexanoat copolymeren
AU2003277110A1 (en) Absorbent articles comprising hydrophilic nonwoven fabrics
NO20013027D0 (no) Absorberende gjenstander omfattende biologisk nedbrytbare PHA kopolymerer
JPS58501107A (ja) 血液および漿液性体液のための吸収体
TW200530127A (en) Hydrogel capable of absorbing blood and/or body fluids
JPH03176065A (ja) 吸収剤
ATE303793T1 (de) Pharmazeutische komposition für verlängerte/langanhaltende freisetzung eines therapeutisch aktiven wirkstoffes
ATE515250T1 (de) Reinigungszusammensetzung, die superabsorbierende polymere enthält
PE20001480A1 (es) Copolimeros de polihidroxialcanoatos (pha) biodegradables
WO2009074909A3 (en) Absorbent article with water-absorbing agent or agents
EP1685858A3 (en) Absorbent articles comprising polyamine-coated superabsorbent polymers
EP1690556A3 (en) Absorbent articles comprising polyamine-coated superabsorbent polymers
WO2002098464A3 (en) Liquid polymer composition for prevention and treatment of the oral cavity diseases
NO20013028D0 (no) Plastgjenstander omfattende biologisk nedbrytbare PHA kopolymerer
BRPI0418154A (pt) método para a produção de resina absorvente de água
BRPI0622191B8 (pt) uso de um copolímero de metacrilato na fabricação de um dispositivo médico antitrombogênico, e uso de um copolímero de metacrilato como material antitrombogênico para tratamento de superfície
MY172112A (en) Sanitary napkin
WO1996012459A3 (en) Absorbent structure with fluid-impermeable patch
DE59006755D1 (de) Hydrophile, quellbare Polymerisate.
WO2004096301A3 (en) Fluid-absorbent compositions and articles, porous articles, and methods for making the same
JP4574214B2 (ja) ポリ−γ−グルタミン酸架橋体の製造方法
JP2003112380A (ja) 低温で型取り可能な形状記憶性ポリマーとその構造体

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder
CI03 Correction of invention patent
CX01 Expiry of patent term