JPH0155986B2 - - Google Patents

Info

Publication number
JPH0155986B2
JPH0155986B2 JP56151946A JP15194681A JPH0155986B2 JP H0155986 B2 JPH0155986 B2 JP H0155986B2 JP 56151946 A JP56151946 A JP 56151946A JP 15194681 A JP15194681 A JP 15194681A JP H0155986 B2 JPH0155986 B2 JP H0155986B2
Authority
JP
Japan
Prior art keywords
film
stretching
particles
stretched
protrusions
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
JP56151946A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5853419A (ja
Inventor
Atsushi Yamamoto
Hideo Kato
Tomio Adachi
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
Application filed by Teijin Ltd filed Critical Teijin Ltd
Priority to JP15194681A priority Critical patent/JPS5853419A/ja
Publication of JPS5853419A publication Critical patent/JPS5853419A/ja
Publication of JPH0155986B2 publication Critical patent/JPH0155986B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • 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
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/001—Flat articles, e.g. films or sheets having irregular or rough surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
JP15194681A 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法 Granted JPS5853419A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15194681A JPS5853419A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15194681A JPS5853419A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Publications (2)

Publication Number Publication Date
JPS5853419A JPS5853419A (ja) 1983-03-30
JPH0155986B2 true JPH0155986B2 (cs) 1989-11-28

Family

ID=15529656

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15194681A Granted JPS5853419A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Country Status (1)

Country Link
JP (1) JPS5853419A (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58124617A (ja) * 1982-01-20 1983-07-25 Teijin Ltd ポリエステルフイルム
JPS59203231A (ja) * 1983-05-02 1984-11-17 Diafoil Co Ltd 磁気テ−プ用ポリエステルフイルム
JPH0677308B2 (ja) * 1984-06-19 1994-09-28 東レ株式会社 磁気記録媒体用ポリエステルフイルム
JPS61112629A (ja) * 1984-11-07 1986-05-30 Toyobo Co Ltd 二軸配向ポリエステルフイルム
JPS6277923A (ja) * 1985-10-01 1987-04-10 Teijin Ltd 磁気記録用ポリエステルフイルム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5766936A (en) * 1980-10-15 1982-04-23 Teijin Ltd Polyester film
JPS57189822A (en) * 1981-05-20 1982-11-22 Toray Ind Inc Biaxially stretched polyester film

Also Published As

Publication number Publication date
JPS5853419A (ja) 1983-03-30

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