JPS57164420A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS57164420A
JPS57164420A JP56048950A JP4895081A JPS57164420A JP S57164420 A JPS57164420 A JP S57164420A JP 56048950 A JP56048950 A JP 56048950A JP 4895081 A JP4895081 A JP 4895081A JP S57164420 A JPS57164420 A JP S57164420A
Authority
JP
Japan
Prior art keywords
film
base
magnetic
granular body
resin
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.)
Pending
Application number
JP56048950A
Other languages
English (en)
Inventor
Kunio Wakai
Tsunemi Oiwa
Osamu Kitagami
Hideaki Niimi
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.)
Maxell Holdings Ltd
Original Assignee
Hitachi Maxell 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 Hitachi Maxell Ltd filed Critical Hitachi Maxell Ltd
Priority to JP56048950A priority Critical patent/JPS57164420A/ja
Publication of JPS57164420A publication Critical patent/JPS57164420A/ja
Pending 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

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP56048950A 1981-03-31 1981-03-31 Magnetic recording medium Pending JPS57164420A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56048950A JPS57164420A (en) 1981-03-31 1981-03-31 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56048950A JPS57164420A (en) 1981-03-31 1981-03-31 Magnetic recording medium

Publications (1)

Publication Number Publication Date
JPS57164420A true JPS57164420A (en) 1982-10-09

Family

ID=12817549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56048950A Pending JPS57164420A (en) 1981-03-31 1981-03-31 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57164420A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59223932A (ja) * 1983-06-02 1984-12-15 Matsushita Electric Ind Co Ltd 磁気記録媒体の製造方法
JPH02116012A (ja) * 1988-10-24 1990-04-27 Matsushita Electric Ind Co Ltd 磁気記録媒体

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228304A (en) * 1975-08-28 1977-03-03 Fuji Photo Film Co Ltd Magnetic recording media
JPS5274307A (en) * 1975-12-17 1977-06-22 Ibm Magnetic recording media

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228304A (en) * 1975-08-28 1977-03-03 Fuji Photo Film Co Ltd Magnetic recording media
JPS5274307A (en) * 1975-12-17 1977-06-22 Ibm Magnetic recording media

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59223932A (ja) * 1983-06-02 1984-12-15 Matsushita Electric Ind Co Ltd 磁気記録媒体の製造方法
JPH0514332B2 (ja) * 1983-06-02 1993-02-24 Matsushita Electric Ind Co Ltd
JPH02116012A (ja) * 1988-10-24 1990-04-27 Matsushita Electric Ind Co Ltd 磁気記録媒体

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