Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Patent
1994-12-22
1996-05-21
Lieberman, Paul
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
8406, 8408, 8410, 8416, A61K 713
Patent
active
055185070
ABSTRACT:
A composition for the oxidation dyeing of keratinous fibres, in particular human keratinous fibres such as hair, of the type comprising, in a medium suitable for dyeing, the medium containing at least one para-phenylenediamine oxidation dye precursor which is substituted in the 2 position on the benzene ring or an acid addition salt thereof, and at least one specific meta-phenylenediamine coupling agent or an acid addition salt thereof. The use of this composition for dyeing keratinous fibres, in particular human keratinous fibres such as hair.
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patent: 4904275 (1990-02-01), Grollier
patent: 5224965 (1993-07-01), Clausen et al.
patent: 5344464 (1994-09-01), Madrange et al.
Audousset Marie-Pascale
Cotteret Jean
"L'Oreal"
Dusheck Caroline L.
Lieberman Paul
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