JPH0572727B2 - - Google Patents

Info

Publication number
JPH0572727B2
JPH0572727B2 JP57171694A JP17169482A JPH0572727B2 JP H0572727 B2 JPH0572727 B2 JP H0572727B2 JP 57171694 A JP57171694 A JP 57171694A JP 17169482 A JP17169482 A JP 17169482A JP H0572727 B2 JPH0572727 B2 JP H0572727B2
Authority
JP
Japan
Prior art keywords
magnetic
platinum
atomic percent
nickel
medium
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
JP57171694A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5961106A (ja
Inventor
Masahiro Yanagisawa
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP57171694A priority Critical patent/JPS5961106A/ja
Publication of JPS5961106A publication Critical patent/JPS5961106A/ja
Publication of JPH0572727B2 publication Critical patent/JPH0572727B2/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)
  • Thin Magnetic Films (AREA)
JP57171694A 1982-09-30 1982-09-30 磁気記憶体 Granted JPS5961106A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57171694A JPS5961106A (ja) 1982-09-30 1982-09-30 磁気記憶体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57171694A JPS5961106A (ja) 1982-09-30 1982-09-30 磁気記憶体

Publications (2)

Publication Number Publication Date
JPS5961106A JPS5961106A (ja) 1984-04-07
JPH0572727B2 true JPH0572727B2 (forum.php) 1993-10-12

Family

ID=15927952

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57171694A Granted JPS5961106A (ja) 1982-09-30 1982-09-30 磁気記憶体

Country Status (1)

Country Link
JP (1) JPS5961106A (forum.php)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61126627A (ja) * 1984-11-26 1986-06-14 Hitachi Ltd 磁気記録媒体
JP2892588B2 (ja) * 1984-11-26 1999-05-17 株式会社 日立製作所 磁気記録媒体の製造方法
JPS61210518A (ja) * 1985-03-13 1986-09-18 Matsushita Electric Ind Co Ltd 磁気記録媒体の製造方法
JPH0646441B2 (ja) * 1985-09-19 1994-06-15 日本電気株式会社 磁気記録媒体
US4988578A (en) * 1986-03-10 1991-01-29 Komag, Inc. Method for manufacturing a thin film magnetic recording medium
US4749459A (en) * 1986-03-10 1988-06-07 Komag, Inc. Method for manufacturing a thin film magnetic recording medium
JPS62236116A (ja) * 1986-04-08 1987-10-16 Denki Kagaku Kogyo Kk 磁気記録媒体
JPS62239420A (ja) * 1986-04-11 1987-10-20 Fuji Electric Co Ltd 磁気記録媒体
JP2544346B2 (ja) * 1986-04-23 1996-10-16 株式会社日立製作所 磁気記録媒体
JPS634419A (ja) * 1986-06-24 1988-01-09 Konica Corp 炭素含有組成の保護層を設けた磁気記録媒体
US5030494A (en) * 1989-01-26 1991-07-09 International Business Machines Corporation Carbon overcoat for a thin film magnetic recording disk containing discrete clusters of tungsten (W) or tungsten carbide (WC) which project from the surface of the overcoat
JPH0383224A (ja) * 1989-08-25 1991-04-09 Nec Corp 磁気ディスク
US5180640A (en) * 1990-10-01 1993-01-19 Komag, Inc. Magnetic recording medium comprising a magnetic alloy layer of cobalt nickel, platinum and chromium formed directly on a nickel alloy amorphous underlayer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50140899A (forum.php) * 1974-05-01 1975-11-12
JPS5127824A (ja) * 1974-08-31 1976-03-09 Sony Corp Piiteiiienuaiishiioo gokin no seizohoho
JPS5174605A (ja) * 1974-12-24 1976-06-28 Suwa Seikosha Kk Jikikirokutai
JPS57158036A (en) * 1981-03-24 1982-09-29 Nec Corp Magnetic storage body

Also Published As

Publication number Publication date
JPS5961106A (ja) 1984-04-07

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