HK1008427A1 - Process for producing polymer particles with irregular shape - Google Patents

Process for producing polymer particles with irregular shape Download PDF

Info

Publication number
HK1008427A1
HK1008427A1 HK98109279A HK98109279A HK1008427A1 HK 1008427 A1 HK1008427 A1 HK 1008427A1 HK 98109279 A HK98109279 A HK 98109279A HK 98109279 A HK98109279 A HK 98109279A HK 1008427 A1 HK1008427 A1 HK 1008427A1
Authority
HK
Hong Kong
Prior art keywords
water
polymerization
polymer
group
anionic surfactant
Prior art date
Application number
HK98109279A
Other languages
German (de)
English (en)
French (fr)
Chinese (zh)
Other versions
HK1008427B (en
Inventor
Miyanaga Seiichi
Yoshimitsu Ina
Minami Takahide
Amiya Takayuki
Original Assignee
花王株式会社
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 花王株式会社 filed Critical 花王株式会社
Publication of HK1008427A1 publication Critical patent/HK1008427A1/en
Publication of HK1008427B publication Critical patent/HK1008427B/en

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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
    • 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
    • C08F2/12—Polymerisation in non-solvents
    • 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
    • C08F2/32—Polymerisation in water-in-oil emulsions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/91—Suspending agents
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/923—Ethylenic monomers containing at least one salt group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
HK98109279.6A 1992-09-10 1998-07-20 Process for producing polymer particles with irregular shape HK1008427B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP242219/92 1992-09-10
JP4242219A JP3005124B2 (ja) 1992-09-10 1992-09-10 不定形重合体粒子の製造方法

Publications (2)

Publication Number Publication Date
HK1008427A1 true HK1008427A1 (en) 1999-05-07
HK1008427B HK1008427B (en) 1999-05-07

Family

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Also Published As

Publication number Publication date
DE69317609D1 (de) 1998-04-30
EP0586976B1 (en) 1998-03-25
JPH0693008A (ja) 1994-04-05
JP3005124B2 (ja) 2000-01-31
SG44606A1 (en) 1997-12-19
DE69317609T2 (de) 1998-07-16
US5621055A (en) 1997-04-15
ES2113978T3 (es) 1998-05-16
CN1054383C (zh) 2000-07-12
EP0586976A1 (en) 1994-03-16
TW256838B (enExample) 1995-09-11
CN1084179A (zh) 1994-03-23

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20120826