FR2181949A1 - - Google Patents

Info

Publication number
FR2181949A1
FR2181949A1 FR7314557A FR7314557A FR2181949A1 FR 2181949 A1 FR2181949 A1 FR 2181949A1 FR 7314557 A FR7314557 A FR 7314557A FR 7314557 A FR7314557 A FR 7314557A FR 2181949 A1 FR2181949 A1 FR 2181949A1
Authority
FR
France
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.)
Granted
Application number
FR7314557A
Other languages
French (fr)
Other versions
FR2181949B1 (US06653308-20031125-C00199.png
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.)
Celloplast AB
Original Assignee
Celloplast 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 Celloplast AB filed Critical Celloplast AB
Publication of FR2181949A1 publication Critical patent/FR2181949A1/fr
Application granted granted Critical
Publication of FR2181949B1 publication Critical patent/FR2181949B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • 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
    • A61L15/425—Porous materials, e.g. foams or sponges
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
    • C08J2201/044—Elimination of an inorganic solid phase
    • C08J2201/0444—Salts
    • 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
    • C08J2301/22—Cellulose xanthate
    • C08J2301/24—Viscose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hematology (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Nonwoven Fabrics (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FR7314557A 1972-04-28 1973-04-20 Expired FR2181949B1 (US06653308-20031125-C00199.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE568272A SE360875B (US06653308-20031125-C00199.png) 1972-04-28 1972-04-28

Publications (2)

Publication Number Publication Date
FR2181949A1 true FR2181949A1 (US06653308-20031125-C00199.png) 1973-12-07
FR2181949B1 FR2181949B1 (US06653308-20031125-C00199.png) 1976-09-10

Family

ID=20266990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7314557A Expired FR2181949B1 (US06653308-20031125-C00199.png) 1972-04-28 1973-04-20

Country Status (5)

Country Link
DE (1) DE2319878A1 (US06653308-20031125-C00199.png)
FR (1) FR2181949B1 (US06653308-20031125-C00199.png)
IT (1) IT985596B (US06653308-20031125-C00199.png)
NO (1) NO140757C (US06653308-20031125-C00199.png)
SE (1) SE360875B (US06653308-20031125-C00199.png)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540906A (en) * 1947-06-05 1951-02-06 Burgess Cellulose Company Artificial chamois skin and method of making the same
FR1284190A (fr) * 1960-03-03 1962-02-09 Du Pont Procédé de fabrication de structures spongieuses en cellulose régénérée
US3109703A (en) * 1961-02-06 1963-11-05 Nylonge Corp Method for the production of cleaning devices

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540906A (en) * 1947-06-05 1951-02-06 Burgess Cellulose Company Artificial chamois skin and method of making the same
FR1284190A (fr) * 1960-03-03 1962-02-09 Du Pont Procédé de fabrication de structures spongieuses en cellulose régénérée
US3109703A (en) * 1961-02-06 1963-11-05 Nylonge Corp Method for the production of cleaning devices

Also Published As

Publication number Publication date
FR2181949B1 (US06653308-20031125-C00199.png) 1976-09-10
NO140757C (no) 1979-11-07
DE2319878A1 (de) 1973-11-08
NO140757B (no) 1979-07-30
SE360875B (US06653308-20031125-C00199.png) 1973-10-08
IT985596B (it) 1974-12-10

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Legal Events

Date Code Title Description
ST Notification of lapse