FR2305293B1 - - Google Patents

Info

Publication number
FR2305293B1
FR2305293B1 FR7608745A FR7608745A FR2305293B1 FR 2305293 B1 FR2305293 B1 FR 2305293B1 FR 7608745 A FR7608745 A FR 7608745A FR 7608745 A FR7608745 A FR 7608745A FR 2305293 B1 FR2305293 B1 FR 2305293B1
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.)
Expired
Application number
FR7608745A
Other languages
French (fr)
Other versions
FR2305293A1 (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.)
Asahi Dow Ltd
Original Assignee
Asahi Dow Ltd
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 JP3575875A external-priority patent/JPS5316826B2/ja
Priority claimed from JP50123546A external-priority patent/JPS5247863A/en
Application filed by Asahi Dow Ltd filed Critical Asahi Dow Ltd
Publication of FR2305293A1 publication Critical patent/FR2305293A1/en
Application granted granted Critical
Publication of FR2305293B1 publication Critical patent/FR2305293B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • 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
    • C08J2457/00—Characterised by the use of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7608745A 1975-03-25 1976-03-25 PROCESS FOR THE PRODUCTION OF A FOAM EXTRUDED ARTICLE AND THUS OBTAINED ARTICLE Granted FR2305293A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3575875A JPS5316826B2 (en) 1975-03-25 1975-03-25
JP50123546A JPS5247863A (en) 1975-10-14 1975-10-14 Process for manufacturing thermoplastic resin foam

Publications (2)

Publication Number Publication Date
FR2305293A1 FR2305293A1 (en) 1976-10-22
FR2305293B1 true FR2305293B1 (en) 1979-04-20

Family

ID=26374753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608745A Granted FR2305293A1 (en) 1975-03-25 1976-03-25 PROCESS FOR THE PRODUCTION OF A FOAM EXTRUDED ARTICLE AND THUS OBTAINED ARTICLE

Country Status (4)

Country Link
CA (1) CA1073620A (en)
DE (1) DE2612361C3 (en)
FR (1) FR2305293A1 (en)
GB (1) GB1517463A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1532472A (en) * 1967-05-26 1968-07-12 Pechiney Saint Gobain Process for the preparation of foams of unplasticized polymer or copolymer compositions, based on vinyl chloride, by extrusion, and foams of low densities resulting therefrom
DE1704479C3 (en) * 1967-06-16 1975-08-14 Basf Ag, 6700 Ludwigshafen Open-cell foams made from ethylene copolymers
JPS4935471A (en) * 1972-08-07 1974-04-02
JPS5721453B2 (en) * 1973-07-06 1982-05-07

Also Published As

Publication number Publication date
CA1073620A (en) 1980-03-18
FR2305293A1 (en) 1976-10-22
DE2612361C3 (en) 1982-03-18
DE2612361B2 (en) 1981-04-30
GB1517463A (en) 1978-07-12
DE2612361A1 (en) 1976-10-07

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Legal Events

Date Code Title Description
TP Transmission of property