Substituted 2-alkylamino-4-amino-1-alkylbenzene compounds and ox

Details Substituted 2-alkylamino-4-amino-1-alkylbenzene compounds and ox Substituted 2-alkylamino-4-amino-1-alkylbenzene compounds and ox

1995-05-26

1997-07-08

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8406, 8407, 8408, 8409, 8416, 564305, 564442, 564443, A61K 713, C07C20900

Patent

active

056456107

ABSTRACT:
The new coupler compounds of the invention are 4-amino-2 -(2'-hydroxyethyl)-amino-5-methoxytoluene and/or 4-amino-2-(2'-hydroxyethyl)amino-5-chlorotoluene. The invention also includes an oxidation hair dye composition including an effective amount, advantageously from 0.01 to 5 percent by weight, of the above-mentioned new coupler compounds together with one or more known developer compounds and optionally certain direct dyes.

REFERENCES:
patent: 4566875 (1986-01-01), Grollier et al.
patent: 4854935 (1989-08-01), Clausen et al.
patent: 4997451 (1991-03-01), Clausen et al.
patent: 5061289 (1991-10-01), Clausen et al.
patent: 5143518 (1992-09-01), Madrange et al.
patent: 5224965 (1993-07-01), Clausen et al.

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