Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1986-04-04

1987-03-24

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of inorganic material

252 6254, 427128, 428323, 428328, 428329, 428694, 428900, G11B 570

Patent

active

046525009

ABSTRACT:
A magnetic recording medium such as a magnetic recording disk or a magnetic recording tape comprising a nonmagnetic support and a magnetic recording layer provided on said support, said magnetic recording layer comprising a nonmagnetic inorganic powder and a ferromagnetic metal powder of a specific surface area in the range of 35-65 m.sup.2 /g dispersed in a binder, which is characterized in that said magnetic recording layer contains an alkyl ester of a fatty acid and an alkoxyalkyl ester of a fatty acid in amounts in the ranges of 5-15 wt. % and 0.5-10 wt. %, respectively, based on the amount of the ferromagnetic metal powder.

REFERENCES:
patent: 4455345 (1984-06-01), Miyatuka
patent: 4465737 (1984-08-01), Miyatuka

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