Oxidation hair dye compositions containing developers, couplers,

Details Oxidation hair dye compositions containing developers, couplers, Oxidation hair dye compositions containing developers, couplers,

1996-01-16

1997-06-10

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8408, 8409, 8410, 8411, 8412, 8423, A61K 713

Patent

active

056371152

ABSTRACT:
The oxidation hair dye composition consists of a combination of 0.01 to 10 percent by weight of one or more developer substances and 0.01 to 5 percent by weight of one or more coupler substances, and 0.01 to 2 percent by weight of one or more azo dye compounds of the formula I, A--N=N--B, wherein A is a p-aminophenyl group or a 3-pyridyl group and B is a 2,6-diamino-3-pyridyl group or a substituted 4-[N,N-bis-(2'-hydroxyethyl)amino]phenyl group of formula IV: ##STR1## wherein R is hydrogen, an alkyl group having from 1 to 6 carbon atoms, fluorine, chlorine, bromine or iodine; and
one or more cosmetic additive selected from the group consisting of solvents, surfactants, antioxidants, thickeners, pH-adjusting compounds, hair care materials and additional dye components. The additional dye components can be 6-amino-2-methylphenol, 2-amino-5-methylphenol, triphenylmethane dye compounds and/or aromatic nitro dye compounds.

REFERENCES:
patent: 3368941 (1968-02-01), Boosen
patent: 4025301 (1977-05-01), Lang
patent: 4289495 (1981-09-01), Bugaut et al.
patent: 4886517 (1989-12-01), Bugaut et al.
patent: 5226924 (1993-07-01), Junino et al.
patent: 5409502 (1995-04-01), Braun
Hair Dyes, J.C. Johnson, 1973, pp. 1-139.

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