Patent ID: 6136042
Filing Date: 2000-10-24
Classification: A61K,A61Q

Abstract:
A composition comprising, in a cosmetically acceptable support suitable for dyeing, at least one direct dye and at least one crosslinked polymer containing acrylic residue units of the structure ##STR9## in which R.sub.1 denotes H, CH.sub.3 or C.sub.2 H.sub.5, and C.sub.10 -C.sub.30 alkyl acrylate residue units, wherein said composition is a direct dyeing composition for the hair, and wherein said at least one direct dye is chosen from:a nitrobenzene dye of formula (I): ##STR10## in which: R.sub.3 denotes an NH.sub.2 radical, an amino radical monosubstituted with an alkyl, monohydroxyalkyl, polyhydroxyalkyl or aminoalkyl radical, or an amino radical disubstituted with identical or different alkyl, mono- or polyhydroxyalkyl or aminoalkyl radicals,R.sub.4 denotes hydrogen, hydroxyl, alkoxy, mono- or polyhydroxyalkyloxy, an NH.sub.2 radical, or an amino radical monosubstituted with an alkyl, monohydroxyalkyl, polyhydroxyalkyl or aminoalkyl radical,R.sub.5 denotes hydrogen, alkyl, nitro or halogen,wherein said alkyl and alkoxy radicals are C.sub.1 -C.sub.4 and are linear or branched;a cosmetically acceptable salt of said nitrobenzene dye;an anthraquinone dye of formula (II): ##STR11## in which: R.sub.6 denotes hydrogen or a monohydroxyalkyl or polyhydroxyalkyl radical,R.sub.7 denotes hydrogen or an alkyl or alkoxy radical,R.sub.8 denotes hydrogen or a hydroxyl, amino, monohydroxyalkylamino or polyhydroxyalkylamino radical,R.sub.9 and R.sub.10 independently are hydrogen, hydroxyl or amino,wherein said alkyl and alkoxy radicals are C.sub.1 -C.sub.4 and are linear or branched:a cosmetically acceptable salt of said anthraquinone dye;an azo dye of formula (III): ##STR12## in which: R.sub.11 denotes a nitro or amino radical or an amino radical mono- or disubstituted with alkyls,R.sub.12 denotes hydrogen or an alkyl radical,R.sub.13 denotes an amino radical or an amino radical mono- or disubstituted with monohydroxyalkyls,wherein said alkyl radicals are C.sub.1 -C.sub.4 and are linear or branched; anda cosmetically acceptable salt of said azo dye.