Magnetic particles composed mainly of FeC and a process for prep

Details Magnetic particles composed mainly of FeC and a process for prep Magnetic particles composed mainly of FeC and a process for prep

1989-09-18

1990-06-05

Cooper, Jack

Compositions

Magnetic

Chromium or chromium compound containing

423439, C01B 3130, C01B 3556

Patent

active

049311980

ABSTRACT:
Particles containing FeC are prepared by mixing (a) a boron compound or alkaline earth metal compound with (b) iron oxyhydroxide or iron oxide particles, or coating the former compound (a) to the latter particles (b), and then carburizing the mixture or coated particles with a carburizing agent.

REFERENCES:
patent: 3572993 (1971-03-01), Rogers
patent: 4668414 (1987-05-01), Okamura et al.
Brown et al., "Chem Abst.", vol. 95, 1981, 173340a.
Sakai et al., "Chem Abst.", vol. 100, 1984, 106131s.
Wayman, "Chem Abstr.", vol. 64, 12272d.

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