CH441728A - Verfahren zum Behandeln von Folien aus Polyimiden oder Polyimidbildnern - Google Patents

Verfahren zum Behandeln von Folien aus Polyimiden oder Polyimidbildnern

Info

Publication number
CH441728A
CH441728A CH455066A CH455066A CH441728A CH 441728 A CH441728 A CH 441728A CH 455066 A CH455066 A CH 455066A CH 455066 A CH455066 A CH 455066A CH 441728 A CH441728 A CH 441728A
Authority
CH
Switzerland
Prior art keywords
film
temperature
polyimide
stretching
films
Prior art date
Application number
CH455066A
Other languages
German (de)
English (en)
Inventor
Ernest Berr Charles
Robert Tink Roland
Original Assignee
Du Pont
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 by Du Pont filed Critical Du Pont
Publication of CH441728A publication Critical patent/CH441728A/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2079/00Use 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
    • B29K2079/08PI, 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)
CH455066A 1965-03-31 1966-03-29 Verfahren zum Behandeln von Folien aus Polyimiden oder Polyimidbildnern CH441728A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44438265A 1965-03-31 1965-03-31

Publications (1)

Publication Number Publication Date
CH441728A true CH441728A (de) 1967-08-15

Family

ID=23764651

Family Applications (1)

Application Number Title Priority Date Filing Date
CH455066A CH441728A (de) 1965-03-31 1966-03-29 Verfahren zum Behandeln von Folien aus Polyimiden oder Polyimidbildnern

Country Status (5)

Country Link
BE (1) BE678689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH441728A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1629583A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1098556A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL6604263A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110744807A (zh) * 2019-10-14 2020-02-04 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

Families Citing this family (7)

* 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
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
JPH03103444A (ja) * 1989-09-16 1991-04-30 Mitsui Toatsu Chem Inc ポリイミド成形体の製造方法
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110744807A (zh) * 2019-10-14 2020-02-04 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

Also Published As

Publication number Publication date
BE678689A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-09-30
DE1629583A1 (de) 1971-01-28
NL6604263A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1966-10-03
GB1098556A (en) 1968-01-10

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