FR1221439A - Improvement in thermoplastic films - Google Patents
Improvement in thermoplastic filmsInfo
- Publication number
- FR1221439A FR1221439A FR790627A FR790627A FR1221439A FR 1221439 A FR1221439 A FR 1221439A FR 790627 A FR790627 A FR 790627A FR 790627 A FR790627 A FR 790627A FR 1221439 A FR1221439 A FR 1221439A
- Authority
- FR
- France
- Prior art keywords
- improvement
- thermoplastic films
- thermoplastic
- films
- 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
- B29C44/20—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
- B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1221439X | 1958-03-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1221439A true FR1221439A (en) | 1960-06-01 |
Family
ID=10883687
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR790627A Expired FR1221439A (en) | 1958-03-28 | 1959-03-27 | Improvement in thermoplastic films |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1221439A (en) |
-
1959
- 1959-03-27 FR FR790627A patent/FR1221439A/en not_active Expired
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