Acicular metal iron fine particles, process for preparing same,

Details Acicular metal iron fine particles, process for preparing same, Acicular metal iron fine particles, process for preparing same,

1994-07-28

1997-08-26

Kiliman, Leszek

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428329, 428694B, 428694BA, 428694BH, 428695, 428900, 427128, 427131, 252 6251R, 252 6254, 252 6255, 148105, 148122, G11B 566

Patent

active

056609272

ABSTRACT:
The present invention provides acicular fine particles made up of iron and carbon, and these acicular metal iron fine particles can be prepared by contacting acicular iron carbide fine particles with a reducing agent containing no carbon atom. Further, the present invention provides a magnetic coating composition and magnetic recording medium containing the above acicular metal iron fine particles.

REFERENCES:
patent: 4075384 (1978-02-01), Suzuki et al.
patent: 4506000 (1985-03-01), Kubota et al.
patent: 4632866 (1986-12-01), Kubote et al.
patent: 4748080 (1988-05-01), Itozawa et al.
patent: 4794042 (1988-12-01), Kubota et al.

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