FR2289321B1 - - Google Patents
Info
- Publication number
- FR2289321B1 FR2289321B1 FR7532372A FR7532372A FR2289321B1 FR 2289321 B1 FR2289321 B1 FR 2289321B1 FR 7532372 A FR7532372 A FR 7532372A FR 7532372 A FR7532372 A FR 7532372A FR 2289321 B1 FR2289321 B1 FR 2289321B1
- 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
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
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/22—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length consisting of at least two parts of chemically or physically different materials, e.g. having different densities
-
- 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
- B29C44/35—Component parts; Details or accessories
- B29C44/352—Means for giving the foam different characteristics in different directions
-
- 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
- B29C44/505—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 extruding the compound through a flat die
-
- 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
- C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49121600A JPS5759057B2 (US07860544-20101228-C00003.png) | 1974-10-22 | 1974-10-22 | |
| JP1974140268U JPS5745152Y2 (US07860544-20101228-C00003.png) | 1974-11-20 | 1974-11-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2289321A1 FR2289321A1 (fr) | 1976-05-28 |
| FR2289321B1 true FR2289321B1 (US07860544-20101228-C00003.png) | 1978-04-07 |
Family
ID=26458911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7532372A Granted FR2289321A1 (fr) | 1974-10-22 | 1975-10-22 | Panneau resistant en mousse de resine thermoplastique |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0725123B2 (ja) * | 1986-08-04 | 1995-03-22 | ダウ化工株式会社 | スチレン系樹脂発泡体の製造方法 |
| NL2015138B1 (en) * | 2015-07-10 | 2017-02-01 | Fits Holding Bv | Method of manufacturing a sandwich panel. |
| DE102020131363A1 (de) | 2020-10-13 | 2022-04-14 | Aco Ahlmann Se & Co. Kg | Bauprodukt und Verfahren |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2945261A (en) * | 1956-05-31 | 1960-07-19 | Monsanto Chemicals | Preparation of foamed thermoplastic resin forms having wrinkle-free profile surfaces |
| US3374300A (en) * | 1963-10-12 | 1968-03-19 | Azuma Kimikazu | Process and apparatus for the continuous production of polystyrenic foam materials |
| SE313180B (US07860544-20101228-C00003.png) * | 1964-06-02 | 1969-08-04 | Monsanto Chemicals | |
| NL6514022A (US07860544-20101228-C00003.png) * | 1965-10-29 | 1967-05-02 | ||
| BE757054R (fr) * | 1969-10-06 | 1971-04-05 | Monsanto Chemicals | Perfectionnements aux mousses de |
| JPS4848562A (US07860544-20101228-C00003.png) * | 1971-10-23 | 1973-07-10 |
-
1975
- 1975-10-15 GB GB42351/75A patent/GB1518847A/en not_active Expired
- 1975-10-20 AU AU85866/75A patent/AU498581B2/en not_active Expired
- 1975-10-21 DE DE2547082A patent/DE2547082C3/de not_active Expired
- 1975-10-21 FI FI752939A patent/FI63887C/fi not_active IP Right Cessation
- 1975-10-21 IT IT7528471A patent/IT1043509B/it active
- 1975-10-22 FR FR7532372A patent/FR2289321A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2547082A1 (de) | 1976-05-06 |
| IT1043509B (it) | 1980-02-29 |
| FI63887C (fi) | 1983-09-12 |
| FR2289321A1 (fr) | 1976-05-28 |
| GB1518847A (en) | 1978-07-26 |
| AU8586675A (en) | 1977-04-28 |
| AU498581B2 (en) | 1979-03-15 |
| FI63887B (fi) | 1983-05-31 |
| FI752939A (US07860544-20101228-C00003.png) | 1976-04-23 |
| DE2547082B2 (de) | 1978-08-31 |
| DE2547082C3 (de) | 1982-03-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |