JPH0355886B2 - - Google Patents

Info

Publication number
JPH0355886B2
JPH0355886B2 JP57073608A JP7360882A JPH0355886B2 JP H0355886 B2 JPH0355886 B2 JP H0355886B2 JP 57073608 A JP57073608 A JP 57073608A JP 7360882 A JP7360882 A JP 7360882A JP H0355886 B2 JPH0355886 B2 JP H0355886B2
Authority
JP
Japan
Prior art keywords
thin film
acid
rust preventive
ferromagnetic metal
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.)
Expired - Lifetime
Application number
JP57073608A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58189835A (ja
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 filed Critical
Priority to JP57073608A priority Critical patent/JPS58189835A/ja
Priority to DE8282108607T priority patent/DE3278980D1/de
Priority to DE198282108607T priority patent/DE93194T1/de
Priority to US06/419,457 priority patent/US4425404A/en
Priority to EP19820108607 priority patent/EP0093194B1/en
Publication of JPS58189835A publication Critical patent/JPS58189835A/ja
Publication of JPH0355886B2 publication Critical patent/JPH0355886B2/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
    • G11B5/726—Two or more protective coatings
    • 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)
JP57073608A 1982-04-30 1982-04-30 磁気記録媒体 Granted JPS58189835A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP57073608A JPS58189835A (ja) 1982-04-30 1982-04-30 磁気記録媒体
DE8282108607T DE3278980D1 (en) 1982-04-30 1982-09-17 Magnetic recording medium
DE198282108607T DE93194T1 (de) 1982-04-30 1982-09-17 Magnetisches aufzeichnungsmedium.
US06/419,457 US4425404A (en) 1982-04-30 1982-09-17 Magnetic recording medium
EP19820108607 EP0093194B1 (en) 1982-04-30 1982-09-17 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57073608A JPS58189835A (ja) 1982-04-30 1982-04-30 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS58189835A JPS58189835A (ja) 1983-11-05
JPH0355886B2 true JPH0355886B2 (enrdf_load_stackoverflow) 1991-08-26

Family

ID=13523212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57073608A Granted JPS58189835A (ja) 1982-04-30 1982-04-30 磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS58189835A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60263312A (ja) * 1984-06-09 1985-12-26 Hitachi Maxell Ltd 磁気記録媒体
JPS62172523A (ja) * 1986-01-25 1987-07-29 Sony Corp 磁気記録媒体
JP2557908B2 (ja) * 1987-10-06 1996-11-27 株式会社日立製作所 磁気記録媒体

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569531U (enrdf_load_stackoverflow) * 1979-07-02 1981-01-27

Also Published As

Publication number Publication date
JPS58189835A (ja) 1983-11-05

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