JPS5641524A - Magentic recording disk and forming same - Google Patents

Magentic recording disk and forming same

Info

Publication number
JPS5641524A
JPS5641524A JP10106880A JP10106880A JPS5641524A JP S5641524 A JPS5641524 A JP S5641524A JP 10106880 A JP10106880 A JP 10106880A JP 10106880 A JP10106880 A JP 10106880A JP S5641524 A JPS5641524 A JP S5641524A
Authority
JP
Japan
Prior art keywords
recording disk
forming same
magentic recording
magentic
forming
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
JP10106880A
Other languages
Japanese (ja)
Inventor
Aaru Sekurisuto Deyuan
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.)
Datapoint Corp
Original Assignee
Datapoint Corp
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 Datapoint Corp filed Critical Datapoint Corp
Publication of JPS5641524A publication Critical patent/JPS5641524A/en
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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • 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
    • G11B5/727—Inorganic carbon protective coating, e.g. graphite, diamond like carbon or doped carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Magnetic Record Carriers (AREA)
JP10106880A 1979-07-23 1980-07-23 Magentic recording disk and forming same Pending JPS5641524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5964979A 1979-07-23 1979-07-23

Publications (1)

Publication Number Publication Date
JPS5641524A true JPS5641524A (en) 1981-04-18

Family

ID=22024335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10106880A Pending JPS5641524A (en) 1979-07-23 1980-07-23 Magentic recording disk and forming same

Country Status (3)

Country Link
JP (1) JPS5641524A (en)
DE (1) DE3027162A1 (en)
FR (1) FR2461997B1 (en)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127232A (en) * 1983-01-11 1984-07-23 Seiko Epson Corp Magnetic recording medium
JPS6117224A (en) * 1984-07-04 1986-01-25 Nippon Telegr & Teleph Corp <Ntt> Magnetic disk medium
JPS6182320A (en) * 1984-09-29 1986-04-25 Victor Co Of Japan Ltd Magnetic recording medium
JPS6182321A (en) * 1984-09-29 1986-04-25 Victor Co Of Japan Ltd Magnetic recording medium
JPS6196512A (en) * 1984-10-18 1986-05-15 Seiko Epson Corp Magnetic recording medium
JPS61126627A (en) * 1984-11-26 1986-06-14 Hitachi Ltd Magnetic recording medium
JPS61204830A (en) * 1985-03-08 1986-09-10 Nec Corp Magnetic storage body
JPS61210521A (en) * 1985-03-15 1986-09-18 Sony Corp Production of magnetic disk
JPS61220119A (en) * 1985-03-26 1986-09-30 Sony Corp Magnetic disk
JPS61224140A (en) * 1985-03-29 1986-10-04 Sony Corp Production of magnetic disc
JPS6243817A (en) * 1985-08-20 1987-02-25 Fuji Electric Co Ltd Magnetic recording medium
JPS62117136A (en) * 1985-11-18 1987-05-28 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS62137725A (en) * 1985-12-10 1987-06-20 Denki Kagaku Kogyo Kk Production of magnetic memory medium
JPS62293512A (en) * 1986-06-12 1987-12-21 Sumitomo Special Metals Co Ltd Magnetic recording medium
JPS63168836A (en) * 1986-12-31 1988-07-12 バスフ　アクチェンゲゼルシャフト Manufacture of disc-shaped magnetic recording carrier
JPH0485721A (en) * 1990-07-27 1992-03-18 Hitachi Ltd Magnetic disk device

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503125A (en) * 1979-10-01 1985-03-05 Xebec, Inc. Protective overcoating for magnetic recording discs and method for forming the same
JPS61210518A (en) * 1985-03-13 1986-09-18 Matsushita Electric Ind Co Ltd Magnetic recording medium
US4880514A (en) * 1985-05-03 1989-11-14 Akshic Memories Corporation Method of making a thin film magnetic disk
US4647494A (en) * 1985-10-31 1987-03-03 International Business Machines Corporation Silicon/carbon protection of metallic magnetic structures
US4755426A (en) * 1986-01-18 1988-07-05 Hitachi Maxell, Ltd. Magnetic recording medium and production of the same
US6322880B1 (en) * 1998-09-28 2001-11-27 Seagate Technology Llc Magneto-resistance recording media comprising a foundation layer and a C-overcoat
US6586069B2 (en) 2000-04-14 2003-07-01 Seagate Technology Llc Ultrathin protective overcoats comprising fullerene for magnetic materials
WO2001091922A2 (en) 2000-06-01 2001-12-06 Seagate Technology Llc Process for production of ultrathin protective overcoats
CN1441854A (en) 2000-06-02 2003-09-10 西加特技术有限责任公司 Process for production of super thin protective coatings
US9349407B2 (en) 2011-12-12 2016-05-24 HGST Netherlands B.V. Data storage medium surface smoothing method and associated apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549418A (en) * 1967-10-09 1970-12-22 Gen Electric Magnetic recording films of cobalt
DE2055622A1 (en) * 1970-11-12 1972-05-18 Basf Ag Process for the production of abrasion-resistant magnetogram carriers
DE2542201A1 (en) * 1975-09-22 1977-03-31 Siemens Ag Sheets for storing video signals on magnetic layers - applied to substrates by vacuum plating or cathode sputtering
JPS5340505A (en) * 1976-09-25 1978-04-13 Matsushita Electric Ind Co Ltd Magnetic recordinf medium
JPS6023406B2 (en) * 1977-05-18 1985-06-07 日本電気株式会社 magnetic disk

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59127232A (en) * 1983-01-11 1984-07-23 Seiko Epson Corp Magnetic recording medium
JPS6117224A (en) * 1984-07-04 1986-01-25 Nippon Telegr & Teleph Corp <Ntt> Magnetic disk medium
JPS6182320A (en) * 1984-09-29 1986-04-25 Victor Co Of Japan Ltd Magnetic recording medium
JPS6182321A (en) * 1984-09-29 1986-04-25 Victor Co Of Japan Ltd Magnetic recording medium
JPS6196512A (en) * 1984-10-18 1986-05-15 Seiko Epson Corp Magnetic recording medium
JPH0533456B2 (en) * 1984-11-26 1993-05-19 Hitachi Ltd
JPS61126627A (en) * 1984-11-26 1986-06-14 Hitachi Ltd Magnetic recording medium
JPS61204830A (en) * 1985-03-08 1986-09-10 Nec Corp Magnetic storage body
JPS61210521A (en) * 1985-03-15 1986-09-18 Sony Corp Production of magnetic disk
JPS61220119A (en) * 1985-03-26 1986-09-30 Sony Corp Magnetic disk
JPH0622052B2 (en) * 1985-03-26 1994-03-23 ソニー株式会社 Magnetic disk
JPS61224140A (en) * 1985-03-29 1986-10-04 Sony Corp Production of magnetic disc
JPS6243817A (en) * 1985-08-20 1987-02-25 Fuji Electric Co Ltd Magnetic recording medium
JPS62117136A (en) * 1985-11-18 1987-05-28 Matsushita Electric Ind Co Ltd Magnetic recording medium
JPS62137725A (en) * 1985-12-10 1987-06-20 Denki Kagaku Kogyo Kk Production of magnetic memory medium
JPS62293512A (en) * 1986-06-12 1987-12-21 Sumitomo Special Metals Co Ltd Magnetic recording medium
JPS63168836A (en) * 1986-12-31 1988-07-12 バスフ　アクチェンゲゼルシャフト Manufacture of disc-shaped magnetic recording carrier
JPH0485721A (en) * 1990-07-27 1992-03-18 Hitachi Ltd Magnetic disk device

Also Published As

Publication number Publication date
FR2461997B1 (en) 1987-08-07
FR2461997A1 (en) 1981-02-06
DE3027162A1 (en) 1981-02-19

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