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
Application number
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of BE678689A publication Critical patent/BE678689A/xx

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)
BE678689D 1965-03-31 1966-03-30 BE678689A (en)

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 (en) 1966-09-30

Family

ID=23764651

Family Applications (1)

Application Number Title Priority Date Filing Date
BE678689D BE678689A (en) 1965-03-31 1966-03-30

Country Status (5)

Country Link
BE (1) BE678689A (en)
CH (1) CH441728A (en)
DE (1) DE1629583A1 (en)
GB (1) GB1098556A (en)
NL (1) NL6604263A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0419109A2 (en) * 1989-09-16 1991-03-27 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)

* Cited by examiner, † Cited by third party
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
JPS6361030A (en) * 1986-09-01 1988-03-17 Kanegafuchi Chem Ind Co Ltd Polyimide film and production thereof
AU604254B2 (en) * 1986-09-01 1990-12-13 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Polyimide film and its manufacturing method
CN110744807B (en) * 2019-10-14 2021-12-17 浙江洁美电子科技股份有限公司 Production process of BOPET (biaxially-oriented polyethylene terephthalate) base film and BOPET base film prepared by production process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0419109A2 (en) * 1989-09-16 1991-03-27 MITSUI TOATSU CHEMICALS, Inc. Preparation process of polyimide molded form
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
CH441728A (en) 1967-08-15
GB1098556A (en) 1968-01-10
DE1629583A1 (en) 1971-01-28
NL6604263A (en) 1966-10-03

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19860330