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MY108358A - Magnetic recording medium. - Google Patents

Magnetic recording medium.

Info

Publication number
MY108358A
MY108358A MYPI92001791A MYPI19921791A MY108358A MY 108358 A MY108358 A MY 108358A MY PI92001791 A MYPI92001791 A MY PI92001791A MY PI19921791 A MYPI19921791 A MY PI19921791A MY 108358 A MY108358 A MY 108358A
Authority
MY
Malaysia
Prior art keywords
recording medium
magnetic recording
group
organic group
substrate
Prior art date
Application number
MYPI92001791A
Inventor
Sawada Kazuhiko
Sano Keiichiro
Seta Yuichi
Yamaghuchi Yukio
Okahata Yoshio
Original Assignee
Mitsubishi Chem Ind
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 Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of MY108358A publication Critical patent/MY108358A/en

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

Landscapes

  • Magnetic Record Carriers (AREA)
  • Lubricants (AREA)

Abstract

A MAGNETIC RECORDING MEDIUM COMPRISING A NON-MAGNETIC SUBSTRATE, A FERROMAGNETIC METAL FILM FORMED ON THE SUBSTRATE AND A LUBRICATING LAYER FORMED ON THE FERROMAGNETIC FILM WITH A PROTECTIVE LAYER INTERPOSED THEREBETWEEN, WHEREIN THE LUBRICATING LAYER CONTAINS AT LEAST ONE COMPOUND SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS OF THE FOLLOWING FORMULAS (I) AND (II): WHEREIN EACH OF R1, R2, R3, R4 IS R5 IS AN ORGANIC GROUP HAVING AT ITS TERMINAL AN ALKYL GROUP HAVING FROM 12 TO 30 CARBON ATOMS, EACH OF X AND X' IS A HYDROPHILIC GROUP WHICH CONTAINS NO SI-O BOND, A IS AN ORGANIC GROUP CONNECTING R1 AND R2 TO X, A? IS AN ORGANIC GROUP CONNECTING R3, R4 AND R5 TO X', AND EACH OF K AND 1 IS AN INTEGER OF FROM 1 TO 3.
MYPI92001791A 1991-10-29 1992-10-02 Magnetic recording medium. MY108358A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28334391 1991-10-29
JP12749692 1992-05-20

Publications (1)

Publication Number Publication Date
MY108358A true MY108358A (en) 1996-09-30

Family

ID=26463447

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI92001791A MY108358A (en) 1991-10-29 1992-10-02 Magnetic recording medium.

Country Status (3)

Country Link
GB (1) GB2261104B (en)
MY (1) MY108358A (en)
TW (1) TW201837B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060046089A1 (en) * 2004-09-01 2006-03-02 O'shaughnessy Dennis J Metal based coating composition and related coated substrates

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061564A (en) * 1988-07-25 1991-10-29 Fuji Photo Film Co., Ltd. Magnetic recording medium comprising a polar group containing resin or compound and a methyl iso ester lubricant prepared from a methyl iso acid or methyl iso alcohol or both

Also Published As

Publication number Publication date
TW201837B (en) 1993-03-11
GB2261104A (en) 1993-05-05
GB2261104B (en) 1995-08-09
GB9220922D0 (en) 1992-11-18

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