BE678689A - - Google Patents
Info
- Publication number
- BE678689A BE678689A BE678689DA BE678689A BE 678689 A BE678689 A BE 678689A BE 678689D A BE678689D A BE 678689DA BE 678689 A BE678689 A BE 678689A
- Authority
- BE
- Belgium
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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
-
- 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
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2079/00—Use of polymers having nitrogen, with or without oxygen or carbon only, in the main chain, not provided for in groups B29K2061/00 - B29K2077/00, as moulding material
- B29K2079/08—PI, i.e. polyimides or derivatives thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US44438265A | 1965-03-31 | 1965-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE678689A true BE678689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-09-30 |
Family
ID=23764651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE678689D BE678689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1965-03-31 | 1966-03-30 |
Country Status (5)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419109A3 (en) * | 1989-09-16 | 1992-05-06 | Mitsui Toatsu Chemicals Inc. | Preparation process of polyimide molded form |
| WO1993017069A1 (en) * | 1992-02-26 | 1993-09-02 | E.I. Du Pont De Nemours And Company | Isotropic polyimide film and process for its preparation |
| US5460890A (en) * | 1991-10-30 | 1995-10-24 | E. I. Du Pont De Nemours And Company | Biaxially stretched isotropic polyimide film having specific properties |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56118421A (en) * | 1980-02-25 | 1981-09-17 | Nitto Electric Ind Co Ltd | Heat-shrinkable polyimide film and production thereof |
| US4405550A (en) * | 1981-04-17 | 1983-09-20 | Mobil Oil Corporation | Manufacture of polyimide film by solvent casting |
| AU604254B2 (en) * | 1986-09-01 | 1990-12-13 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Polyimide film and its manufacturing method |
| JPS6361030A (ja) * | 1986-09-01 | 1988-03-17 | Kanegafuchi Chem Ind Co Ltd | ポリイミドフイルム及びその製造法 |
| CN110744807B (zh) * | 2019-10-14 | 2021-12-17 | 浙江洁美电子科技股份有限公司 | 一种bopet基膜的生产工艺及其所制得的bopet基膜 |
-
1966
- 1966-03-29 CH CH455066A patent/CH441728A/de unknown
- 1966-03-30 BE BE678689D patent/BE678689A/xx not_active IP Right Cessation
- 1966-03-31 NL NL6604263A patent/NL6604263A/xx unknown
- 1966-03-31 GB GB1437066A patent/GB1098556A/en not_active Expired
- 1966-03-31 DE DE19661629583 patent/DE1629583A1/de active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0419109A3 (en) * | 1989-09-16 | 1992-05-06 | Mitsui Toatsu Chemicals Inc. | Preparation process of polyimide molded form |
| US5460890A (en) * | 1991-10-30 | 1995-10-24 | E. I. Du Pont De Nemours And Company | Biaxially stretched isotropic polyimide film having specific properties |
| WO1993017069A1 (en) * | 1992-02-26 | 1993-09-02 | E.I. Du Pont De Nemours And Company | Isotropic polyimide film and process for its preparation |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1629583A1 (de) | 1971-01-28 |
| CH441728A (de) | 1967-08-15 |
| NL6604263A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1966-10-03 |
| GB1098556A (en) | 1968-01-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: E.I. DU PONT DE NEMOURS AND CY Effective date: 19860330 |