Oxidation hair dyes comprising substituted dihydroxypyridines as

Details Oxidation hair dyes comprising substituted dihydroxypyridines as Oxidation hair dyes comprising substituted dihydroxypyridines as

1987-06-24

1989-06-13

Ore, Dale R.

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

8407, 8409, 8421, 8428, 132208, 424 70, A61K 706, A61K 713

Patent

active

048388939

ABSTRACT:
This invention is directed to compositions of the developer-coupler type of the dyeing of hair, consisting essentially of substituted dihydroxypyridine compounds or salts thereof as coupling components and, as developer components, the conventional components used in oxidation dyes.

REFERENCES:
patent: 4295848 (1981-10-01), Grollier et al.
Rec. Trav. Chim. 63: 231, 1944.
Austral. J. Chem. 9: 244, 1956 (Ritchie).

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