C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/1, 31/116, 75
C22C 1/10 (2006.01) C22C 1/04 (2006.01) G11B 5/706 (2006.01) H01F 1/06 (2006.01)
Patent
CA 1065651
ABSTRACT OF THE DISCLOSURE A process for producing a ferromagnetic metal powder comprising treating a ferromagnetic metal powder produced by a solution reduction process with an aqueous solution containing at least one anionic surface active agent. This powder is suitable for use in magnetic recording members for high density recording.
235681
Aonuma Masashi
Ogawa Hiroshi
Tamai Yasuo
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