DE3233514A1 - Magnetisches aufzeichnungsmedium - Google Patents

Magnetisches aufzeichnungsmedium

Info

Publication number
DE3233514A1
DE3233514A1 DE19823233514 DE3233514A DE3233514A1 DE 3233514 A1 DE3233514 A1 DE 3233514A1 DE 19823233514 DE19823233514 DE 19823233514 DE 3233514 A DE3233514 A DE 3233514A DE 3233514 A1 DE3233514 A1 DE 3233514A1
Authority
DE
Germany
Prior art keywords
magnetic
recording medium
magnetic recording
layer
polyphenyl ether
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.)
Ceased
Application number
DE19823233514
Other languages
German (de)
English (en)
Inventor
Takahiro Kawana
Naoya Sendai Miayagi Komada
Kazunori Miyagi Ozawa
Nakaharu Tagajyo Miyagi Seki
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE3233514A1 publication Critical patent/DE3233514A1/de
Ceased 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal

Landscapes

  • Magnetic Record Carriers (AREA)
  • Lubricants (AREA)
  • Paints Or Removers (AREA)
DE19823233514 1981-09-14 1982-09-09 Magnetisches aufzeichnungsmedium Ceased DE3233514A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56145182A JPS5848226A (ja) 1981-09-14 1981-09-14 磁気記録媒体

Publications (1)

Publication Number Publication Date
DE3233514A1 true DE3233514A1 (de) 1983-04-21

Family

ID=15379318

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823233514 Ceased DE3233514A1 (de) 1981-09-14 1982-09-09 Magnetisches aufzeichnungsmedium

Country Status (7)

Country Link
US (1) US4401725A (enExample)
JP (1) JPS5848226A (enExample)
CA (1) CA1172523A (enExample)
DE (1) DE3233514A1 (enExample)
FR (1) FR2512995A1 (enExample)
GB (1) GB2106011B (enExample)
NL (1) NL8203567A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58122622A (ja) * 1982-01-18 1983-07-21 Hitachi Ltd 磁気記録媒体に有機保護膜を形成する方法
CN103102484B (zh) * 2013-01-22 2015-06-17 广东生益科技股份有限公司 可交联性聚苯醚树脂、制备方法及其用途

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024918A1 (de) * 1979-07-02 1981-01-22 Fuji Photo Film Co Ltd Magnetisches aufzeichnungsmaterial und verfahren zu dessen herstellung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778308B1 (en) * 1970-12-18 1991-06-04 Magnetic storage device coating and process

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3024918A1 (de) * 1979-07-02 1981-01-22 Fuji Photo Film Co Ltd Magnetisches aufzeichnungsmaterial und verfahren zu dessen herstellung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Ullmann, 3. A., 15. Bd., 1962, S. 304,305 *

Also Published As

Publication number Publication date
FR2512995A1 (fr) 1983-03-18
US4401725A (en) 1983-08-30
CA1172523A (en) 1984-08-14
FR2512995B1 (enExample) 1985-02-15
GB2106011A (en) 1983-04-07
JPS5848226A (ja) 1983-03-22
GB2106011B (en) 1984-12-05
NL8203567A (nl) 1983-04-05

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection