JPS59108028A - 磁気記録媒体用ポリエステルフイルムの製造法 - Google Patents

磁気記録媒体用ポリエステルフイルムの製造法

Info

Publication number
JPS59108028A
JPS59108028A JP21698082A JP21698082A JPS59108028A JP S59108028 A JPS59108028 A JP S59108028A JP 21698082 A JP21698082 A JP 21698082A JP 21698082 A JP21698082 A JP 21698082A JP S59108028 A JPS59108028 A JP S59108028A
Authority
JP
Japan
Prior art keywords
polyester
film
silicon oxide
ethylene glycol
magnetic recording
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.)
Granted
Application number
JP21698082A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0127486B2 (cg-RX-API-DMAC7.html
Inventor
Shigeru Horie
堀江　滋
Tetsuo Miki
哲郎 三木
Tetsuo Ichihashi
哲夫 市橋
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 JP21698082A priority Critical patent/JPS59108028A/ja
Publication of JPS59108028A publication Critical patent/JPS59108028A/ja
Publication of JPH0127486B2 publication Critical patent/JPH0127486B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP21698082A 1982-12-13 1982-12-13 磁気記録媒体用ポリエステルフイルムの製造法 Granted JPS59108028A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21698082A JPS59108028A (ja) 1982-12-13 1982-12-13 磁気記録媒体用ポリエステルフイルムの製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21698082A JPS59108028A (ja) 1982-12-13 1982-12-13 磁気記録媒体用ポリエステルフイルムの製造法

Publications (2)

Publication Number Publication Date
JPS59108028A true JPS59108028A (ja) 1984-06-22
JPH0127486B2 JPH0127486B2 (cg-RX-API-DMAC7.html) 1989-05-29

Family

ID=16696923

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21698082A Granted JPS59108028A (ja) 1982-12-13 1982-12-13 磁気記録媒体用ポリエステルフイルムの製造法

Country Status (1)

Country Link
JP (1) JPS59108028A (cg-RX-API-DMAC7.html)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131429A (ja) * 1984-07-25 1986-02-13 Toray Ind Inc ポリエステルの製造方法
JPS6137818A (ja) * 1984-07-31 1986-02-22 Toray Ind Inc ポリエステルの製造方法
JPS62130848A (ja) * 1985-12-03 1987-06-13 東レ株式会社 磁気記録媒体用ポリエステルフイルム
JPS6482331A (en) * 1987-09-25 1989-03-28 Denki Kagaku Kogyo Kk Substrate for magnetic disk and production thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100218698B1 (ko) * 1990-09-21 1999-09-01 히라이 가쯔히꼬 열가소성폴리에스테르조성물 및 그것으로 구성하는 필름

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131429A (ja) * 1984-07-25 1986-02-13 Toray Ind Inc ポリエステルの製造方法
JPS6137818A (ja) * 1984-07-31 1986-02-22 Toray Ind Inc ポリエステルの製造方法
JPS62130848A (ja) * 1985-12-03 1987-06-13 東レ株式会社 磁気記録媒体用ポリエステルフイルム
JPS6482331A (en) * 1987-09-25 1989-03-28 Denki Kagaku Kogyo Kk Substrate for magnetic disk and production thereof

Also Published As

Publication number Publication date
JPH0127486B2 (cg-RX-API-DMAC7.html) 1989-05-29

Similar Documents

Publication Publication Date Title
US4505966A (en) Magnetic recording medium
EP0203604B1 (en) Polyester film for magnetic recording media
KR930000667B1 (ko) 폴리에틸렌 나프탈레이트 필름
JPS59108028A (ja) 磁気記録媒体用ポリエステルフイルムの製造法
US5976668A (en) Base film for magnetic recording medium and magnetic recording medium using same
US5370928A (en) Magnetic recording medium
JPH0152818B2 (cg-RX-API-DMAC7.html)
JPH0449170B2 (cg-RX-API-DMAC7.html)
JPH0152815B2 (cg-RX-API-DMAC7.html)
JP2953060B2 (ja) 高密度磁気記録媒体
JPH0263256B2 (cg-RX-API-DMAC7.html)
JPH076351A (ja) 磁気記録媒体
US5427730A (en) Method for the production of biaxially stretched polyester film for magnetic recording media
JP3008432B2 (ja) 磁気記録媒体
EP0730264B1 (en) Base film for magnetic recording medium and magnetic recording medium using same
JPH0152814B2 (cg-RX-API-DMAC7.html)
JP3626587B2 (ja) 磁気記録媒体用ポリエステルフイルム
JPS6313256B2 (cg-RX-API-DMAC7.html)
JPS60214423A (ja) 磁気記録媒体
JPH0218220B2 (cg-RX-API-DMAC7.html)
JPH0263248B2 (cg-RX-API-DMAC7.html)
JP2688291B2 (ja) 磁気記録媒体用ポリエステルフイルム
JPH0334127B2 (cg-RX-API-DMAC7.html)
JPH0149173B2 (cg-RX-API-DMAC7.html)
JPS6079518A (ja) 磁気記録媒体