FR1343856A - Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogens - Google Patents
Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogensInfo
- Publication number
- FR1343856A FR1343856A FR914443A FR914443A FR1343856A FR 1343856 A FR1343856 A FR 1343856A FR 914443 A FR914443 A FR 914443A FR 914443 A FR914443 A FR 914443A FR 1343856 A FR1343856 A FR 1343856A
- Authority
- FR
- France
- Prior art keywords
- porogens
- manufacture
- addition
- molded parts
- synthetic materials
- 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
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
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/421—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum by plastizising the material into a shot cavity and injecting using a plunger
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR914443A FR1343856A (en) | 1962-11-06 | 1962-11-06 | Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR914443A FR1343856A (en) | 1962-11-06 | 1962-11-06 | Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogens |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1343856A true FR1343856A (en) | 1963-11-22 |
Family
ID=8790152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR914443A Expired FR1343856A (en) | 1962-11-06 | 1962-11-06 | Method and apparatus for the manufacture of molded parts from thermoplastic synthetic materials with the addition of porogens |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1343856A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3694529A (en) * | 1970-04-02 | 1972-09-26 | Allied Chem | Method for molding articles |
US3819313A (en) * | 1970-04-02 | 1974-06-25 | Allied Chem | Apparatus for molding articles |
-
1962
- 1962-11-06 FR FR914443A patent/FR1343856A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3694529A (en) * | 1970-04-02 | 1972-09-26 | Allied Chem | Method for molding articles |
US3819313A (en) * | 1970-04-02 | 1974-06-25 | Allied Chem | Apparatus for molding articles |
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