JPH0425855B2 - - Google Patents

Info

Publication number
JPH0425855B2
JPH0425855B2 JP741585A JP741585A JPH0425855B2 JP H0425855 B2 JPH0425855 B2 JP H0425855B2 JP 741585 A JP741585 A JP 741585A JP 741585 A JP741585 A JP 741585A JP H0425855 B2 JPH0425855 B2 JP H0425855B2
Authority
JP
Japan
Prior art keywords
film
longitudinal direction
shrinkage
stretched
polyester
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
JP741585A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61167531A (ja
Inventor
Shigeo Uchiumi
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.)
Diafoil Co Ltd
Original Assignee
Diafoil Co 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 Diafoil Co Ltd filed Critical Diafoil Co Ltd
Priority to JP741585A priority Critical patent/JPS61167531A/ja
Publication of JPS61167531A publication Critical patent/JPS61167531A/ja
Publication of JPH0425855B2 publication Critical patent/JPH0425855B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Magnetic Record Carriers (AREA)
JP741585A 1985-01-21 1985-01-21 磁気シ−ト用ポリエステルフイルム Granted JPS61167531A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP741585A JPS61167531A (ja) 1985-01-21 1985-01-21 磁気シ−ト用ポリエステルフイルム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP741585A JPS61167531A (ja) 1985-01-21 1985-01-21 磁気シ−ト用ポリエステルフイルム

Publications (2)

Publication Number Publication Date
JPS61167531A JPS61167531A (ja) 1986-07-29
JPH0425855B2 true JPH0425855B2 (enExample) 1992-05-01

Family

ID=11665230

Family Applications (1)

Application Number Title Priority Date Filing Date
JP741585A Granted JPS61167531A (ja) 1985-01-21 1985-01-21 磁気シ−ト用ポリエステルフイルム

Country Status (1)

Country Link
JP (1) JPS61167531A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63288735A (ja) * 1987-05-21 1988-11-25 Teijin Ltd ポリエステルフイルム
EP0546748B1 (en) * 1991-12-09 1997-05-07 Sumitomo Chemical Company Limited Process for producing phase retarder from a thermoplastic resin film or sheet
JPH06300916A (ja) * 1993-04-12 1994-10-28 Sumitomo Chem Co Ltd 位相差フィルムの製造方法

Also Published As

Publication number Publication date
JPS61167531A (ja) 1986-07-29

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