Preparation of ferromagnetic chromium dioxide

Details Preparation of ferromagnetic chromium dioxide Preparation of ferromagnetic chromium dioxide

1987-08-28

1988-11-01

Cooper, Jack

Compositions

Magnetic

Iron-oxygen compound containing

252 6251, C01G 37027

Patent

active

047818514

ABSTRACT:
Ferromagnetic chromium dioxide is improved by subjecting chromium dioxide materials prepared by a known method to an additional heat treatment.

REFERENCES:
patent: 3512930 (1970-05-01), Bottjer et al.
patent: 3686031 (1972-08-01), Balthis
patent: 3917716 (1975-11-01), Dezawa et al.
patent: 4340494 (1982-07-01), Ohlinger et al.
patent: 4374118 (1983-02-01), Basile et al.
patent: 4670177 (1987-06-01), Ohlinger et al.

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