JPS57138035A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS57138035A
JPS57138035A JP56024437A JP2443781A JPS57138035A JP S57138035 A JPS57138035 A JP S57138035A JP 56024437 A JP56024437 A JP 56024437A JP 2443781 A JP2443781 A JP 2443781A JP S57138035 A JPS57138035 A JP S57138035A
Authority
JP
Japan
Prior art keywords
thin film
ferromagnetic
nonmagnetic
coated
substance
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
JP56024437A
Other languages
English (en)
Japanese (ja)
Other versions
JPH02769B2 (fr
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 JP56024437A priority Critical patent/JPS57138035A/ja
Publication of JPS57138035A publication Critical patent/JPS57138035A/ja
Publication of JPH02769B2 publication Critical patent/JPH02769B2/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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G11B5/722—Protective coatings, e.g. anti-static or antifriction containing an anticorrosive material

Landscapes

  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP56024437A 1981-02-20 1981-02-20 Magnetic recording medium Granted JPS57138035A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56024437A JPS57138035A (en) 1981-02-20 1981-02-20 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56024437A JPS57138035A (en) 1981-02-20 1981-02-20 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57138035A true JPS57138035A (en) 1982-08-26
JPH02769B2 JPH02769B2 (fr) 1990-01-09

Family

ID=12138119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56024437A Granted JPS57138035A (en) 1981-02-20 1981-02-20 Magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57138035A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60154331A (ja) * 1984-01-25 1985-08-14 Hitachi Condenser Co Ltd 磁気記録媒体
JPS60237631A (ja) * 1984-05-11 1985-11-26 Matsushita Electric Ind Co Ltd 磁気記録媒体
JPS6398824A (ja) * 1986-10-14 1988-04-30 Matsushita Electric Ind Co Ltd 磁気記録媒体

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03117869U (fr) * 1990-03-16 1991-12-05

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60154331A (ja) * 1984-01-25 1985-08-14 Hitachi Condenser Co Ltd 磁気記録媒体
JPS60237631A (ja) * 1984-05-11 1985-11-26 Matsushita Electric Ind Co Ltd 磁気記録媒体
JPH0518173B2 (fr) * 1984-05-11 1993-03-11 Matsushita Electric Ind Co Ltd
JPS6398824A (ja) * 1986-10-14 1988-04-30 Matsushita Electric Ind Co Ltd 磁気記録媒体

Also Published As

Publication number Publication date
JPH02769B2 (fr) 1990-01-09

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