Pre-treatment composition for oxidative coloring keratin...

Details Pre-treatment composition for oxidative coloring keratin... Pre-treatment composition for oxidative coloring keratin...

2007-12-11

2007-12-11

Elhilo, Eisa (Department: 1751)

Bleaching and dyeing; fluid treatment and chemical modification

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

Hair dyeing

C008S406000, C008S425000, C008S550000, C008S607000, C132S208000

Reexamination Certificate

active

11086247

ABSTRACT:
The present invention concerns a pre-treatment composition comprising dihydroxyacetone (DHA) for oxidative coloring keratin fibers especially human hair and a coloring process therefore.

REFERENCES:
patent: 6696417 (2004-02-01), Raghupathi et al.
patent: 2004/0028642 (2004-02-01), Hansenne et al.
English abstract of the Patent No. DE 20115892 U1.

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