JPS57147130A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS57147130A
JPS57147130A JP56030742A JP3074281A JPS57147130A JP S57147130 A JPS57147130 A JP S57147130A JP 56030742 A JP56030742 A JP 56030742A JP 3074281 A JP3074281 A JP 3074281A JP S57147130 A JPS57147130 A JP S57147130A
Authority
JP
Japan
Prior art keywords
thin film
intermediate layer
recording medium
magnetic recording
ferromagnetic
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
JP56030742A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6330692B2 (en, 2012
Inventor
Kidai Nochi
Toshiaki Kunieda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56030742A priority Critical patent/JPS57147130A/ja
Publication of JPS57147130A publication Critical patent/JPS57147130A/ja
Publication of JPS6330692B2 publication Critical patent/JPS6330692B2/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)
JP56030742A 1981-03-03 1981-03-03 Magnetic recording medium Granted JPS57147130A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56030742A JPS57147130A (en) 1981-03-03 1981-03-03 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56030742A JPS57147130A (en) 1981-03-03 1981-03-03 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57147130A true JPS57147130A (en) 1982-09-10
JPS6330692B2 JPS6330692B2 (en, 2012) 1988-06-20

Family

ID=12312125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56030742A Granted JPS57147130A (en) 1981-03-03 1981-03-03 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57147130A (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185024A (ja) * 1983-04-04 1984-10-20 Matsushita Electric Ind Co Ltd 磁気記録媒体
SG96659A1 (en) * 2001-11-08 2003-06-16 Inst Data Storage Laminated antiferromagnetically coupled media for data storage

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0477091U (en, 2012) * 1990-11-19 1992-07-06

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185024A (ja) * 1983-04-04 1984-10-20 Matsushita Electric Ind Co Ltd 磁気記録媒体
SG96659A1 (en) * 2001-11-08 2003-06-16 Inst Data Storage Laminated antiferromagnetically coupled media for data storage
US6794057B2 (en) 2001-11-08 2004-09-21 Data Storage Institute Laminated antiferromagnetically coupled media for data storage

Also Published As

Publication number Publication date
JPS6330692B2 (en, 2012) 1988-06-20

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