JPS59210531A - 磁気記録媒体及びその製造法 - Google Patents

磁気記録媒体及びその製造法

Info

Publication number
JPS59210531A
JPS59210531A JP58084043A JP8404383A JPS59210531A JP S59210531 A JPS59210531 A JP S59210531A JP 58084043 A JP58084043 A JP 58084043A JP 8404383 A JP8404383 A JP 8404383A JP S59210531 A JPS59210531 A JP S59210531A
Authority
JP
Japan
Prior art keywords
coercive force
thin film
magnetic
magnetization
layer
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
JP58084043A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0263249B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Sadao Kadokura
貞夫 門倉
Kiyoshi Takekata
武方　清
Kazuhiko Honjo
和彦 本庄
Masuhiro Kamei
亀井　斗礼
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 JP58084043A priority Critical patent/JPS59210531A/ja
Publication of JPS59210531A publication Critical patent/JPS59210531A/ja
Publication of JPH0263249B2 publication Critical patent/JPH0263249B2/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
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • G11B5/672—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers having different compositions in a plurality of magnetic layers, e.g. layer compositions having differing elemental components or differing proportions of elements

Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Record Carriers (AREA)
JP58084043A 1983-05-16 1983-05-16 磁気記録媒体及びその製造法 Granted JPS59210531A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58084043A JPS59210531A (ja) 1983-05-16 1983-05-16 磁気記録媒体及びその製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58084043A JPS59210531A (ja) 1983-05-16 1983-05-16 磁気記録媒体及びその製造法

Publications (2)

Publication Number Publication Date
JPS59210531A true JPS59210531A (ja) 1984-11-29
JPH0263249B2 JPH0263249B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-12-27

Family

ID=13819479

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58084043A Granted JPS59210531A (ja) 1983-05-16 1983-05-16 磁気記録媒体及びその製造法

Country Status (1)

Country Link
JP (1) JPS59210531A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267729A (ja) * 1985-09-20 1987-03-27 Sanyo Electric Co Ltd 垂直磁気記録媒体の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267729A (ja) * 1985-09-20 1987-03-27 Sanyo Electric Co Ltd 垂直磁気記録媒体の製造方法

Also Published As

Publication number Publication date
JPH0263249B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-12-27

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