JPS5938925A - 磁気記録材料 - Google Patents

磁気記録材料

Info

Publication number
JPS5938925A
JPS5938925A JP57148103A JP14810382A JPS5938925A JP S5938925 A JPS5938925 A JP S5938925A JP 57148103 A JP57148103 A JP 57148103A JP 14810382 A JP14810382 A JP 14810382A JP S5938925 A JPS5938925 A JP S5938925A
Authority
JP
Japan
Prior art keywords
film
recording
distortion
magnetic tape
running characteristics
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
JP57148103A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0157414B2 (enExample
Inventor
Koichi Abe
晃一 阿部
Kenichi Kawakami
河上　憲市
Toshiya Yoshii
吉井　俊哉
Shunei Inoue
井上　俊英
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP57148103A priority Critical patent/JPS5938925A/ja
Priority to DE8383108292T priority patent/DE3378727D1/de
Priority to EP19830108292 priority patent/EP0102581B1/en
Priority to US06/526,773 priority patent/US4539260A/en
Publication of JPS5938925A publication Critical patent/JPS5938925A/ja
Publication of JPH0157414B2 publication Critical patent/JPH0157414B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Magnetic Record Carriers (AREA)
JP57148103A 1982-08-26 1982-08-26 磁気記録材料 Granted JPS5938925A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57148103A JPS5938925A (ja) 1982-08-26 1982-08-26 磁気記録材料
DE8383108292T DE3378727D1 (en) 1982-08-26 1983-08-23 Magnetic recording material
EP19830108292 EP0102581B1 (en) 1982-08-26 1983-08-23 Magnetic recording material
US06/526,773 US4539260A (en) 1982-08-26 1983-08-26 Magnetic recording material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57148103A JPS5938925A (ja) 1982-08-26 1982-08-26 磁気記録材料

Publications (2)

Publication Number Publication Date
JPS5938925A true JPS5938925A (ja) 1984-03-03
JPH0157414B2 JPH0157414B2 (enExample) 1989-12-05

Family

ID=15445305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57148103A Granted JPS5938925A (ja) 1982-08-26 1982-08-26 磁気記録材料

Country Status (1)

Country Link
JP (1) JPS5938925A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6264545A (ja) * 1985-05-29 1987-03-23 帝人株式会社 金属薄膜磁気記録媒体用ポリエステルフイルム

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS491795A (enExample) * 1972-04-25 1974-01-09
JPS4959176A (enExample) * 1972-10-09 1974-06-08
JPS508869A (enExample) * 1973-05-28 1975-01-29

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS491795A (enExample) * 1972-04-25 1974-01-09
JPS4959176A (enExample) * 1972-10-09 1974-06-08
JPS508869A (enExample) * 1973-05-28 1975-01-29

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6264545A (ja) * 1985-05-29 1987-03-23 帝人株式会社 金属薄膜磁気記録媒体用ポリエステルフイルム

Also Published As

Publication number Publication date
JPH0157414B2 (enExample) 1989-12-05

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