GB1476407A - Biaxially oriented film - Google Patents

Biaxially oriented film

Info

Publication number
GB1476407A
GB1476407A GB3765774A GB3765774A GB1476407A GB 1476407 A GB1476407 A GB 1476407A GB 3765774 A GB3765774 A GB 3765774A GB 3765774 A GB3765774 A GB 3765774A GB 1476407 A GB1476407 A GB 1476407A
Authority
GB
United Kingdom
Prior art keywords
films
prepared
temperature
longitudinal
maximum
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
Application number
GB3765774A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teijin Ltd
Original Assignee
Teijin Ltd
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
Priority claimed from JP9623073A external-priority patent/JPS5045876A/ja
Priority claimed from JP9623173A external-priority patent/JPS5619012B2/ja
Priority claimed from JP9623273A external-priority patent/JPS5045877A/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of GB1476407A publication Critical patent/GB1476407A/en
Expired legal-status Critical Current

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
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively

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)
GB3765774A 1973-08-29 1974-08-28 Biaxially oriented film Expired GB1476407A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9623073A JPS5045876A (enExample) 1973-08-29 1973-08-29
JP9623173A JPS5619012B2 (enExample) 1973-08-29 1973-08-29
JP9623273A JPS5045877A (enExample) 1973-08-29 1973-08-29

Publications (1)

Publication Number Publication Date
GB1476407A true GB1476407A (en) 1977-06-16

Family

ID=27308043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3765774A Expired GB1476407A (en) 1973-08-29 1974-08-28 Biaxially oriented film

Country Status (4)

Country Link
DE (1) DE2441424A1 (enExample)
FR (1) FR2242417A1 (enExample)
GB (1) GB1476407A (enExample)
NL (1) NL7411516A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0222374A1 (en) * 1985-11-12 1987-05-20 Diafoil Company, Limited Thermal transfer (printing) material
US4732799A (en) * 1985-11-13 1988-03-22 Diafoil Company, Limited Polyethylene naphthalate film
US4876137A (en) * 1985-12-17 1989-10-24 Diafoil Company, Limited Polyethylene naphthalate film for high-density magnetic recording media of floppy disk

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343931A (ja) * 1986-08-12 1988-02-25 Diafoil Co Ltd 磁気記録媒体用ポリエステルフイルム
US5106681A (en) * 1987-02-12 1992-04-21 Diafoil Company, Limited Polyester films, magnetic recording media and film capacitors produced therefrom
US5093064A (en) * 1989-06-13 1992-03-03 Diafoil Company, Ltd. Low-shrinkage polyester film and preparation thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0222374A1 (en) * 1985-11-12 1987-05-20 Diafoil Company, Limited Thermal transfer (printing) material
US4732799A (en) * 1985-11-13 1988-03-22 Diafoil Company, Limited Polyethylene naphthalate film
US4876137A (en) * 1985-12-17 1989-10-24 Diafoil Company, Limited Polyethylene naphthalate film for high-density magnetic recording media of floppy disk

Also Published As

Publication number Publication date
NL7411516A (nl) 1975-03-04
DE2441424A1 (de) 1975-03-20
FR2242417A1 (enExample) 1975-03-28

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19940827