Process for preparing a red pigmentary iron oxide

Details Process for preparing a red pigmentary iron oxide Process for preparing a red pigmentary iron oxide

1977-12-13

1979-05-08

Douglas, Winston A.

Compositions: coating or plastic

Materials or ingredients

Miscellaneous

260580, 423633, 423632, C09C 124

Patent

active

041534727

ABSTRACT:
This invention describes the preparation of a red pigment of iron oxide from ferrous salts, by simultaneous reduction of organic nitro derivatives.

REFERENCES:
patent: 1793941 (1931-02-01), Laux
patent: 1849428 (1932-03-01), Laux
patent: 2866686 (1958-12-01), Bennetch
patent: 3619137 (1971-11-01), Ratcliffe

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