Magnetic recording medium comprising a specific type of lubrican

Details Magnetic recording medium comprising a specific type of lubrican Magnetic recording medium comprising a specific type of lubrican

1985-06-03

1987-02-24

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of inorganic material

252 6254, 427128, 427131, 4284259, 428694, 428900, G11B 570

Patent

active

046457240

ABSTRACT:
A magnetic recording medium of the type which comprises a non-magnetic substrate and a magnetic recording layer formed on the substrate. The magnetic recording layer is made of a dispersion of magnetic powder in a binder and a lubricant which is a reaction product of a monobasic fatty acid and a monohydric alcohol in a molar ratio of 1:0.3 to 1:0.8.

REFERENCES:
patent: 3704152 (1972-11-01), Hartmann et al.
patent: 4002804 (1977-01-01), Akashi et al.
patent: 4411966 (1983-10-01), Yamaguchi
patent: 4420532 (1983-12-01), Yamaguchi
patent: 4465737 (1984-08-01), Miyatuka
patent: 4518656 (1985-05-01), Okita
CA 98(8):64542j "Magnetic Recording Material".
CA 98(8):64536k "Magnetic Recording Medium".

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