Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Patent
1997-12-03
1999-10-12
Kopec, Mark
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
8408, 8416, 8424, A61K 713
Patent
active
059648988
ABSTRACT:
An oxidation dyeing composition for keratinous fibers containing, in a medium appropriate for dyeing, at least one oxidation dye precursor selected from 2-(.beta.-hydroxyethyl)-para-phenylenediamine or its acid addition salts, at least one first coupler selected from 2-methylresorcinol or at least one acid addition salt thereof, and at least one second coupler selected from resorcinol or at least one acid addition salt thereof, and methods for dyeing keratinous fibers, especially hair, with such compositions.
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Audousset Marie-Pascale
Cotteret Jean
"L'Oreal"
Kopec Mark
Liott Caroline D.
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