High density magnetic recording media

Details High density magnetic recording media High density magnetic recording media

G - Physics

11

B

352/31, 117/24.4

G11B 5/70 (2006.01) B22F 9/12 (2006.01) G11B 5/706 (2006.01) G11B 5/708 (2006.01) G11B 5/71 (2006.01) G11B 5/712 (2006.01)

Patent

CA 1127016

ABSTRACT OF THE DISCLOSURE A magnetic recording medium comprising a nonmagnetic support having thereon a magnetic recording layer of a ferromag- netic powder dispersed in a binder, wherein the ferromagnetic powder is a low vacuum evaporation process ferromagnetic metal powder subjected to a surface oxidation stabilizing processing and the low vacuum evaporation process ferromagnetic metal powder is one processed with an aqueous solution containing at least one anionic surface active agent.

307817

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