Method for dyeing keratin fibers with a dye compositions contain

Details Method for dyeing keratin fibers with a dye compositions contain Method for dyeing keratin fibers with a dye compositions contain

1998-05-18

1999-11-09

Liott, Caroline D.

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

8405, 8431, 8568, 8573, A61K 713

Patent

active

059805870

ABSTRACT:
A method for dyeing keratin fibers such as human hair by applying to the fibers a dye composition, in particular a lightening dye composition, containing, in a medium which is suitable for dyeing, at least one direct dye to be mixed at the time of use, at basic pH, with an oxidizing agent, wherein the dye composition a has a basic pH and contains, as direct dye, at least one dye containing an optionally delocalizable quaternized nitrogen atom and a --Z.dbd.N-- bond in which Z denotes a nitrogen atom or a --CH-- radical. The invention is also directed to a ready-to-use composition and a multi-compartment dyeing device for dyeing keratin fibers.

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English language translation of JP 6-271,435, Takara Belmont, pp. 1-20, Sep. 1994.
Colour Index, Third Edition, vol. 4, pp. 4400, 4412, 4391, 4420, 4439 and 4438, 1971. No month available.
ACS Registry No. 6359-50-8, 1998. No month available.
"Chemistry of hair colorant processes--Science as an aid to formulation and development,", J. Soc. Cosmet., p. 297, Oct. 1984.

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