JPH0520807B2 - - Google Patents

Info

Publication number
JPH0520807B2
JPH0520807B2 JP58154517A JP15451783A JPH0520807B2 JP H0520807 B2 JPH0520807 B2 JP H0520807B2 JP 58154517 A JP58154517 A JP 58154517A JP 15451783 A JP15451783 A JP 15451783A JP H0520807 B2 JPH0520807 B2 JP H0520807B2
Authority
JP
Japan
Prior art keywords
magnetic
thickness
thin film
base material
coercive force
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 - Lifetime
Application number
JP58154517A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6047227A (ja
Inventor
Takashi Wada
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.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing 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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP58154517A priority Critical patent/JPS6047227A/ja
Publication of JPS6047227A publication Critical patent/JPS6047227A/ja
Publication of JPH0520807B2 publication Critical patent/JPH0520807B2/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

  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP58154517A 1983-08-24 1983-08-24 磁気記録媒体 Granted JPS6047227A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58154517A JPS6047227A (ja) 1983-08-24 1983-08-24 磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58154517A JPS6047227A (ja) 1983-08-24 1983-08-24 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS6047227A JPS6047227A (ja) 1985-03-14
JPH0520807B2 true JPH0520807B2 (en]) 1993-03-22

Family

ID=15585975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58154517A Granted JPS6047227A (ja) 1983-08-24 1983-08-24 磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS6047227A (en])

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57143730A (en) * 1981-03-02 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium

Also Published As

Publication number Publication date
JPS6047227A (ja) 1985-03-14

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