Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1986-06-20

1987-05-26

Robinson, Ellis P.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

252 6254, 427128, 428329, 428331, 4284259, 428532, 428694, 428900, G11B 5708

Patent

active

046685685

ABSTRACT:
This invention provide a magnetic recording medium with well-balanced excellent properties as to video head abrasion, still life, video S/N and drop out, which comprises a non-magnetic support and a magnetic recording layer containing a ferromagnetic powder, a binder and (A) at least one inorganic compound powder selected from the group consisting of Cr.sub.2 O.sub.3, SiC and mixtures thereof and (B) at least one inorganic compound powder selected from the group consisting of Al.sub.2 O.sub.3, TiO.sub.2, SiO.sub.2, ZnO and mixtures thereof.

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patent: 4399189 (1983-08-01), Nakashima
patent: 4420408 (1983-12-01), Kojimoto
patent: 4420532 (1983-12-01), Yamaguchi
patent: 4423452 (1983-12-01), Kajimoto
patent: 4425400 (1984-01-01), Yamaguchi
patent: 4571362 (1986-02-01), Sato
patent: 4595631 (1986-06-01), Matsumoto
patent: 4618536 (1986-10-01), Morioka

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