GB2061974B - Absorbent products processes and compositions - Google Patents

Absorbent products processes and compositions

Info

Publication number
GB2061974B
GB2061974B GB8034643A GB8034643A GB2061974B GB 2061974 B GB2061974 B GB 2061974B GB 8034643 A GB8034643 A GB 8034643A GB 8034643 A GB8034643 A GB 8034643A GB 2061974 B GB2061974 B GB 2061974B
Authority
GB
United Kingdom
Prior art keywords
compositions
absorbent products
products processes
processes
absorbent
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
Application number
GB8034643A
Other versions
GB2061974A (en
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.)
Permacel
Original Assignee
Permacel
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
Priority claimed from US06/088,881 external-priority patent/US4318408A/en
Application filed by Permacel filed Critical Permacel
Publication of GB2061974A publication Critical patent/GB2061974A/en
Application granted granted Critical
Publication of GB2061974B publication Critical patent/GB2061974B/en
Expired 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
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts 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
    • A61L15/22—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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/22—Mixtures comprising a continuous polymer matrix in which are dispersed crosslinked particles of another polymer

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Polymers & Plastics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dispersion Chemistry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
GB8034643A 1979-10-29 1980-10-28 Absorbent products processes and compositions Expired GB2061974B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8888279A 1979-10-29 1979-10-29
US06/088,881 US4318408A (en) 1979-10-29 1979-10-29 Absorbent products

Publications (2)

Publication Number Publication Date
GB2061974A GB2061974A (en) 1981-05-20
GB2061974B true GB2061974B (en) 1983-05-18

Family

ID=26779143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8034643A Expired GB2061974B (en) 1979-10-29 1980-10-28 Absorbent products processes and compositions

Country Status (12)

Country Link
AU (1) AU538142B2 (en)
BR (1) BR8006965A (en)
CA (1) CA1161819A (en)
DE (1) DE3040768A1 (en)
ES (1) ES496355A0 (en)
FR (1) FR2468405B1 (en)
GB (1) GB2061974B (en)
IT (1) IT1133046B (en)
NL (1) NL8005908A (en)
NZ (1) NZ195264A (en)
PH (2) PH17545A (en)
PT (1) PT71979B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3110906A1 (en) 1981-03-20 1982-10-14 Akzo Gmbh, 5600 Wuppertal HYDROPHILE POLYESTER MATERIAL
DE3267217D1 (en) * 1982-02-09 1985-12-12 Nordson Corp Process and apparatus for coating a substrate with a highly absorbent material, in particular a hygienic article
EP1319414A1 (en) * 2001-12-11 2003-06-18 The Procter & Gamble Company Liquid absorbing thermoplastic materials and the utilization thereof in absorbent articles

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3888257A (en) * 1973-10-01 1975-06-10 Parke Davis & Co Disposable absorbent articles
US4124654A (en) * 1974-06-07 1978-11-07 General Electric Company Thermoplastic molding compositions of vinyl aromatic compound alpha, beta unsaturated cyclic anhydride copolymers
US4026849A (en) * 1975-10-03 1977-05-31 The United States Of America As Represented By The Secretary Of Agriculture Composite compositions from graft polymerized rigid fillers
GB1550614A (en) * 1976-06-28 1979-08-15 Unilever Ltd Absorbent materials
DE2736205A1 (en) * 1977-08-11 1979-02-22 Hoechst Ag WATER VAPOR ABSORBENT AND WATER VAPOR PERMEABLE AREA MADE OF RUBBER AND A PROCESS FOR ITS MANUFACTURING
US4156664A (en) * 1978-01-31 1979-05-29 Henkel Corporation Film forming SGP
SE7802305L (en) * 1978-03-01 1979-09-02 Landstingens Inkopscentral P Y * LARSSON # OKERUM
JPS54125896A (en) * 1978-03-23 1979-09-29 Kuraray Co Absorbing body that have excellent water absorbing capacity
JPS5558700U (en) * 1978-10-12 1980-04-21

Also Published As

Publication number Publication date
GB2061974A (en) 1981-05-20
NZ195264A (en) 1982-12-07
FR2468405A1 (en) 1981-05-08
IT8050012A0 (en) 1980-10-27
NL8005908A (en) 1981-06-01
PT71979A (en) 1980-11-01
FR2468405B1 (en) 1992-09-18
PH17545A (en) 1984-09-19
AU538142B2 (en) 1984-08-02
CA1161819A (en) 1984-02-07
IT1133046B (en) 1986-07-09
DE3040768A1 (en) 1981-09-24
ES8204454A1 (en) 1982-05-01
DE3040768C2 (en) 1993-02-04
AU6293080A (en) 1981-05-07
PT71979B (en) 1982-04-02
ES496355A0 (en) 1982-05-01
PH19611A (en) 1986-05-27
BR8006965A (en) 1981-05-05

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee