DE3776200D1 - Abriebfester magnetischer aufzeichnungstraeger. - Google Patents

Abriebfester magnetischer aufzeichnungstraeger.

Info

Publication number
DE3776200D1
DE3776200D1 DE8787304299T DE3776200T DE3776200D1 DE 3776200 D1 DE3776200 D1 DE 3776200D1 DE 8787304299 T DE8787304299 T DE 8787304299T DE 3776200 T DE3776200 T DE 3776200T DE 3776200 D1 DE3776200 D1 DE 3776200D1
Authority
DE
Germany
Prior art keywords
record carrier
abrasion resistant
magnetic record
resistant magnetic
abrasion
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
DE8787304299T
Other languages
German (de)
English (en)
Inventor
Kyuzo Nakamura
Yoshifumi Ota
Taiki Yamada
Michio Ishikawa
Noriaki Tani
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.)
Ulvac Inc
Original Assignee
Ulvac Inc
Nihon Shinku Gijutsu KK
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 Ulvac Inc, Nihon Shinku Gijutsu KK filed Critical Ulvac Inc
Application granted granted Critical
Publication of DE3776200D1 publication Critical patent/DE3776200D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
    • G11B5/7253—Fluorocarbon lubricant
DE8787304299T 1986-05-26 1987-05-14 Abriebfester magnetischer aufzeichnungstraeger. Expired - Lifetime DE3776200D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61119108A JPS62277617A (ja) 1986-05-26 1986-05-26 耐摩耗性磁気記録体

Publications (1)

Publication Number Publication Date
DE3776200D1 true DE3776200D1 (de) 1992-03-05

Family

ID=14753109

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787304299T Expired - Lifetime DE3776200D1 (de) 1986-05-26 1987-05-14 Abriebfester magnetischer aufzeichnungstraeger.

Country Status (3)

Country Link
EP (1) EP0248556B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS62277617A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3776200D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5118577A (en) * 1988-03-10 1992-06-02 Magnetic Peripherals Inc. Plasma treatment for ceramic materials
US4863809A (en) * 1988-03-10 1989-09-05 Magnetic Peripherals, Inc. Surface treatment for sliders and carbon coated magnetic media
JPH01269222A (ja) * 1988-04-20 1989-10-26 Hitachi Ltd 磁気ディスク及びその製造方法
JPH02161612A (ja) * 1988-12-14 1990-06-21 Fujitsu Ltd 磁気ディスク媒体
DE69117916T2 (de) * 1990-12-27 1996-10-02 Ibm Magnetkopfgleitstück und sein Herstellungsverfahren
EP0643385A3 (en) * 1993-09-12 1996-01-17 Fujitsu Ltd Magnetic recording medium, magnetic head and magnetic recording device.
US5785825A (en) * 1995-07-20 1998-07-28 Seagate Technology, Inc. Multi-phase overcoats for magnetic discs
JP4793531B2 (ja) * 2001-07-17 2011-10-12 住友電気工業株式会社 非晶質炭素被膜と非晶質炭素被膜の製造方法および非晶質炭素被膜の被覆部材
US8767350B2 (en) 2010-12-06 2014-07-01 HGST Netherlands B.V. Magnetic recording medium having recording regions and separating regions and methods of manufacturing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57135442A (en) * 1981-02-16 1982-08-21 Fuji Photo Film Co Ltd Magnetic recording medium and its manufacture
GB2166668B (en) * 1984-11-09 1988-03-09 Tdk Corp Magnetic recording medium
US4833031A (en) * 1986-03-20 1989-05-23 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium

Also Published As

Publication number Publication date
EP0248556A3 (en) 1989-03-22
JPS62277617A (ja) 1987-12-02
EP0248556A2 (en) 1987-12-09
EP0248556B1 (en) 1992-01-22
JPH0262889B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-12-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition