FR2305293A1 - PROCESS FOR THE PRODUCTION OF A FOAM EXTRUDED ARTICLE AND THUS OBTAINED ARTICLE - Google Patents
PROCESS FOR THE PRODUCTION OF A FOAM EXTRUDED ARTICLE AND THUS OBTAINED ARTICLEInfo
- Publication number
- FR2305293A1 FR2305293A1 FR7608745A FR7608745A FR2305293A1 FR 2305293 A1 FR2305293 A1 FR 2305293A1 FR 7608745 A FR7608745 A FR 7608745A FR 7608745 A FR7608745 A FR 7608745A FR 2305293 A1 FR2305293 A1 FR 2305293A1
- Authority
- FR
- France
- Prior art keywords
- article
- production
- foam extruded
- extruded article
- foam
- 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.)
- Granted
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)
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 true FR2305293A1 (en) | 1976-10-22 |
FR2305293B1 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)
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 |
-
1976
- 1976-03-23 GB GB11654/76A patent/GB1517463A/en not_active Expired
- 1976-03-23 CA CA248,591A patent/CA1073620A/en not_active Expired
- 1976-03-24 DE DE2612361A patent/DE2612361C3/en not_active Expired
- 1976-03-25 FR FR7608745A patent/FR2305293A1/en active Granted
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
DE2612361B2 (en) | 1981-04-30 |
DE2612361C3 (en) | 1982-03-18 |
DE2612361A1 (en) | 1976-10-07 |
CA1073620A (en) | 1980-03-18 |
GB1517463A (en) | 1978-07-12 |
FR2305293B1 (en) | 1979-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property |