DE69317158D1 - Magnetisches Aufzeichnungsmedium - Google Patents

Magnetisches Aufzeichnungsmedium

Info

Publication number
DE69317158D1
DE69317158D1 DE69317158T DE69317158T DE69317158D1 DE 69317158 D1 DE69317158 D1 DE 69317158D1 DE 69317158 T DE69317158 T DE 69317158T DE 69317158 T DE69317158 T DE 69317158T DE 69317158 D1 DE69317158 D1 DE 69317158D1
Authority
DE
Germany
Prior art keywords
recording medium
magnetic recording
magnetic
medium
recording
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
DE69317158T
Other languages
English (en)
Other versions
DE69317158T2 (de
Inventor
Hideo Kaneko
Katsushi Tokunaga
Yoshio Tawara
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.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical 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 Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Application granted granted Critical
Publication of DE69317158D1 publication Critical patent/DE69317158D1/de
Publication of DE69317158T2 publication Critical patent/DE69317158T2/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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • 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
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73911—Inorganic substrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
DE69317158T 1992-06-16 1993-06-11 Magnetisches Aufzeichnungsmedium Expired - Lifetime DE69317158T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18169592 1992-06-16

Publications (2)

Publication Number Publication Date
DE69317158D1 true DE69317158D1 (de) 1998-04-09
DE69317158T2 DE69317158T2 (de) 1998-11-05

Family

ID=16105252

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69317158T Expired - Lifetime DE69317158T2 (de) 1992-06-16 1993-06-11 Magnetisches Aufzeichnungsmedium

Country Status (2)

Country Link
EP (1) EP0574835B1 (de)
DE (1) DE69317158T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0671728A3 (de) * 1994-03-04 1995-09-27 Shin-Etsu Chemical Co., Ltd. Verbessertes magnetisches Aufzeichnungsmedium
US5720861A (en) * 1994-09-13 1998-02-24 Shin-Etsu Chemical Co., Ltd. Magnetic recording medium
WO1997016826A1 (en) * 1995-11-03 1997-05-09 Seagate Technology, Inc. Sputtered thermally cycled texture layers formed of high melting point materials
US5928750A (en) * 1995-11-03 1999-07-27 Seagate Technology, Inc. Sputtered thermally cycled texture layers formed of high melting point materials

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3543254A1 (de) * 1985-12-06 1987-06-11 Siemens Ag Plattenfoermiges aufzeichnungsmedium zur senkrechten magnetisierung

Also Published As

Publication number Publication date
EP0574835B1 (de) 1998-03-04
EP0574835A1 (de) 1993-12-22
DE69317158T2 (de) 1998-11-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: HOESSLE PATENTANWAELTE PARTNERSCHAFT, 70173 STUTTG