Agents for coloring fibers containing keratin

Details Agents for coloring fibers containing keratin Agents for coloring fibers containing keratin

2007-11-27

2007-11-27

Elhilo, Eisa (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

C008S406000, C008S407000, C008S408000, C008S411000, C008S412000, C008S421000, C008S570000, C008S571000, C008S572000, C008S573000, C008S574000, C008S575000, C008S576000, C548S143000, C548S215000, C548S262200, C548S356100

Reexamination Certificate

active

11471219

ABSTRACT:
The invention relates to agents for coloring fibers containing keratin, in particular, human hair, which comprise selected cationic, CH-acidic heterocycles according to formula Iin which A, R1, R2and X−are as defined in the application, in combination with reactive carbonyl compounds, to the use of this combination in agents for coloring fibers containing keratin, for freshening up the color or nuancing fibers containing keratin which have already been colored, and to a method of coloring fibers containing keratin, in particular, human hair.

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