Method for protecting carbonyl iron powder and compositions ther

Details Method for protecting carbonyl iron powder and compositions ther Method for protecting carbonyl iron powder and compositions ther

1985-12-31

1988-03-15

Lawrence, Evan K.

Compositions

Magnetic

With wax, bitumen, resin, or gum

252 6255, 427216, 427221, H01F 126

Patent

active

047311916

ABSTRACT:
Carbonyl iron powder (CIP) can be protected from extensive atmospheric oxidation by mixing and heating it with a silicon compound having one or more reactive groups. The resulting CIP is more readily accepted by a silicone binder when preparing mixtures thereof.

REFERENCES:
patent: 3628986 (1971-12-01), Segura et al.
patent: 4310678 (1982-01-01), Blizzard et al.
patent: 4322518 (1982-03-01), Blizzard
patent: 4475946 (1984-10-01), Matsufuji et al.
patent: 4530894 (1985-07-01), Imamura et al.
patent: 4537829 (1985-08-01), Blizzard et al.
patent: 4601753 (1986-07-01), Soileau et al.
"Curable Silicone Compositions Comprising SiH-Containing Resin and Anti-Hydrogen Additive;" J. D. Blizzard.

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