FR2512995A1 - Agent d'enregistrement magnetique - Google Patents

Agent d'enregistrement magnetique Download PDF

Info

Publication number
FR2512995A1
FR2512995A1 FR8215510A FR8215510A FR2512995A1 FR 2512995 A1 FR2512995 A1 FR 2512995A1 FR 8215510 A FR8215510 A FR 8215510A FR 8215510 A FR8215510 A FR 8215510A FR 2512995 A1 FR2512995 A1 FR 2512995A1
Authority
FR
France
Prior art keywords
magnetic
magnetic recording
recording agent
polyphenyl ether
friction
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.)
Granted
Application number
FR8215510A
Other languages
English (en)
French (fr)
Other versions
FR2512995B1 (enExample
Inventor
Kazunori Ozawa
Ozawa Takahiro Kawana Nakaharu Seki Et Naoya Komada Kazunori
Takahiro Kawana
Nakaharu Seki
Naoya Komada
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 FR2512995A1 publication Critical patent/FR2512995A1/fr
Application granted granted Critical
Publication of FR2512995B1 publication Critical patent/FR2512995B1/fr
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
    • G11B5/725—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)
FR8215510A 1981-09-14 1982-09-14 Agent d'enregistrement magnetique Granted FR2512995A1 (fr)

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 (2)

Publication Number Publication Date
FR2512995A1 true FR2512995A1 (fr) 1983-03-18
FR2512995B1 FR2512995B1 (enExample) 1985-02-15

Family

ID=15379318

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8215510A Granted FR2512995A1 (fr) 1981-09-14 1982-09-14 Agent d'enregistrement magnetique

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
US3778308A (en) * 1970-12-18 1973-12-11 Ball Brothers Res Corp Magnetic storage device coating and process

Family Cites Families (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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778308A (en) * 1970-12-18 1973-12-11 Ball Brothers Res Corp Magnetic storage device coating and process
US3778308B1 (en) * 1970-12-18 1991-06-04 Magnetic storage device coating and process

Also Published As

Publication number Publication date
US4401725A (en) 1983-08-30
DE3233514A1 (de) 1983-04-21
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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