Hair dye compositions based on 2,5-diamino-6-nitropyridine deriv

Details Hair dye compositions based on 2,5-diamino-6-nitropyridine deriv Hair dye compositions based on 2,5-diamino-6-nitropyridine deriv

1990-04-20

1992-09-08

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8423, 8407, 8405, 546307, 546311, A61K 713, C07D21184, C07D21373

Patent

active

051454823

ABSTRACT:
A composition for dyeing hair containing 2,5-diamino-6-nitropyridine, a solvent which is preferably water, a surfactant and at least one cosmetic additive selected from the group consisting of thickeners; care agents; perfume oils; complexing agents; oxidation hair dyes; and direct hair dyes; preservatives; a pH-adjusting member selected from the group consisting of ammonia, monoethanol amine and triethanol amine; and a polymer selected from the group consisting of chitosan derivatives, polyvinyl alcohol, polyacrylic acid, polymethacrylic acid, polyacrylonitrile, polyvinyl lactam and copolymers thereof.

REFERENCES:
patent: 4950302 (1990-08-01), Clausen et al.

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