Dissolution of cobaltic hydroxide with organic reductant

Details Dissolution of cobaltic hydroxide with organic reductant Dissolution of cobaltic hydroxide with organic reductant

1978-03-06

1979-04-24

Hearn, Brian

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Iron group metal

C01G 5110

Patent

active

041512588

ABSTRACT:
A method is provided for effecting the dissolution of a cobaltic hydroxide-containing precipitate which may also contain nickel, wherein an aqueous slurry of the precipitate containing trivalent metal is acidified to a pH of from about 0.1 to 2, and the aqueous slurry then treated with an organic reductant to effect substantial reduction of the trivalent metal to the divalent state and hence the dissolution of said precipitate.

REFERENCES:
patent: 2726144 (1955-12-01), Wallis et al.
Young, R. (Editor), Cobalt, Reinhold Publishing Corp., N.Y., 1960, pp. 307, 308.

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