Coloring agent for keratin fibers

1. A colorant for keratin fibers based on oxidation dye precursors and/or direct dyes, said colorant containing a combination of (a) at least one nonionic, amphiphilic associative thickener, (b) at least one fatty alcohol that is liquid at 25° C. and (c) a PEG-150/stearyl alcohol/SMDI copolymer in a suitable cosmetic carrier:

wherein said at least one nonionic, amphiphilic associative thickener is selected from the group consisting of polyether-1, PEG-180/octoxynol-40/TMMG copolymer, and PEG-180/laureth-50/TMMG copolymer; and

wherein the at least one fatty alcohol is selected from the group consisting of decanol, undecanol, lauryl alcohol, 2-octyl-1-dodecanol, oleyl alcohol, linoleyl alcohol, and linolenyl alcohol.

2. The colorant as defined in claim 1 , containing from 0.01 to 2.5 wt. % of said at least one nonionic, amphiphilic associative thickener.

3. The colorant as defined in claim 1 , containing said at least one fatty alcohol in an amount from 0.1 to 20 wt. %.

4. The colorant as defined in claim 1 , containing from 0.01 to 2 wt. % of the PEG-150/stearyl alcohol/SMDI copolymer.

5. The colorant as defined in claim 1 , containing from 0.01 to 12 wt. % of the oxidation dye precursors and an oxidant that is mixed in immediately prior to use.

6. The colorant as defined in claim 1 , containing from 0.01 to 12 wt. % of the oxidation dye precursors, and wherein said oxidation dye precursors comprise oxidizable precursors that are oxidized by atmospheric oxygen.

7. A ready-to-use oxidative hair colorant containing an oxidant, at least one oxidation dye precursor and a combination of from 0.1 to 2.5 wt. % of at least one nonionic, amphiphilic associative thickener; from 0.1 to 20 wt. % of at least one fatty alcohol that is liquid at 25° C. and from 0.01 to 2 wt.% of PEG-150/stearyl alcohol/SMDI copolymer, in a medium suitable for coloring hair;

wherein said at least one nonionic, amphiphilic associative thickener is selected from the group consisting of polyether-1, PEG-180/octoxynol-40/TMMG copolymer, and PEG-180/laureth-50/TMMG copolymer; and

wherein the at least one fatty alcohol is selected from the group consisting of decanol, undecanol, lauryl alcohol, 2-octyl-1-dodecanol, oleyl alcohol, linoleyl alcohol, and linolenyl alcohol.

8. The colorant as defined in claim 1 , containing from 0.01 to 7 wt. % of at least one of the direct dyes.

9. The colorant as defined in claim 1 , further comprising at least one cosmetic additive ingredient selected from the group consisting of solvents, anionic surfactants, cationic surfactants, nonionic surfactants, amphoteric surfactants, antioxidants, complexing agents for heavy metals, perfume oils, preservatives, softeners, petrolatum, silicone oil, paraffin oil, fatty acids, cationic resins, lanolin, lanolin derivatives, cholesterol, vitamins, pantothenic acid and betaine.

10. The colorant as defined in claim 1 , wherein the oxidiation dye precursors comprise at least one developer and at least one coupler or at least one self-coupling oxidation dye compound.

11. The colorant as defined in claim 10 , wherein said at least one developer is selected from the group consisting of 1,4-diaminobenzene; 1,4-diamino-2-methylbenzene; 1,4-diamino-2,6-dimethylbenzene; 1,4-diamino-3,5-diethylbenzene; 1,4-diamino-2,5-dimethylbenzene; 1,4-diamino-2,3-dimethylbenzene; 2-chloro-1,4-diaminobenzene; 1,4-diamino-2-(thiophen-2-yl)benzene; 1,4-diamino-2-(thiophen-3-yl)-benzene; 1,4-diamino-2-(pyridin-3-yl)benzene; 2,5-diaminobiphenyl; 1,4-diamino-2-methoxy-methylbenzene; 1,4-diamino-2-aminomethylbenzene; 1,4-diamino-2-hydroxymethyl-benzene; 1,4-diamino-2-{2-hydroxyethoxy}-benzene; 2[2-{acetylamino}ethoxy]-1,4-diaminobenzene; 4-phenylaminoaniline; 4-dimethylaminoaniline; 4-diethylamino-aniline; 4-dipropylaminoaniline; 4-[ethyl-(2hydroxyethyl)amino]aniline; 4-[di(2-hydroxy-ethyl)amino]aniline; 4[di(2hydroxyethyl)amino]-2-methylaniline; 4-[(2-methoxyethyl)-amino]aniline; 4[(3hydroxypropyl)amino]aniline; 4-[(2, 3-dihydroxypropyl)amino]aniline; 1,4-diamino-2-(2-hydroxy-ethyl)benzene; 1,4-diamino-2-(1-methylethyl)benzene; 1,3-bis-[(4-aminophenyl)-(2hydroxyethyl)amino]-2-propanol; 1,4-bis-[(4-aminophenyl)amino]butane; 1,8-bis-(2,5-diaminophenoxy)-3,6-dioxaoctane; 4-aminophenol; 4amino-3-methylphenol; 4amino-3-(hydroxymethyl)phenol; 4-amino-3-fluorophenol; 4-methylaminophenol; 4-amino-2-(aminomethyl)-phenol; 4-amino-2-(hydroxymethyl)phenol; 4-amino-2-fluorophenol; 4-amino-2-[(2-hydroxyethyl)-amino]methylphenol; 4-amino-2-methylphenol; 4amino-2-(methoxymethyl)phenol; 4amino2-(2-hydroxyethyl)phenol; 5-aminosalicylic acid; 2,5-diaminopyridine; 2,4,5,6-tetraaminopyrimidine; 2,5,6-triamino-4-(1H)-pyrimidone; 4,5-diamino-1-2-hydroxyethyl)-1H-pyrazole; 4,5-diamino-1-(1-methylethyl)-1H-pyrazole; 4,5-diamino-1-[(4-methylphenyl)methyl]-1H-pyrazole; 1-[(4-chlorophenyl)methyl]-4,5-diamino-1H-pyrazole; 4,5-diamino-1-methyl-1H-pyrazole; 2-aminophenol; 2amino-6-methylphenol and 2amino-5-methylphenol.

12. The colorant as defined in claim 10 , wherein said at least one coupler is selected from the group consisting of N-(3dimethylaminophenyl)urea; 2,6-diamino-pyridine; 2amino-4[(2hydroxyethyl)amino]anisole; 2,4-diamino-1-fluoro-5-methyl-benzene; 2,4-diamino-1methoxy-5-methylbenzene; 2,4-diamino-1-ethoxy-5-methyl-benzene; 2,4-diamino-1-(2-hydroxyethoxy)-5-methylbenzene; 2,4-di[(2-hydroxyethyl)-amino]-1,5-dimethoxybenzene; 2,3-diamino-6-methoxypyridine; 3-amino-6-methoxy-2-(methylamino)pyridine; 2,6-diamino-3,5-dimethoxypyridine; 3,5diamino-2,6-dimethoxy-pyridine; 1,3-diaminobenzene; 2,4-diamino-1-(2-hydroxyethoxy)benzene; 1,3-diamino-4-(2,3-dihydroxypropoxy)benzene; 2,4-diamino-1,5-di(2-hydroxyethoxy)benzene; 1-(2-aminoethoxy)-2,4-diaminobenzene; 2-amino-1-(2-hydroxyethoxy}-4-methyl-aminobenzene; 2,4-diaminophenoxyacetic acid; 3-[di-{2-hydroxyethyl}amino]aniline; 4-amino-2-di-[(2-hydroxyethyl)amino]-ethoxybenzene; 5-methyl-2-(1-methylethyl)-phenol; 3-[{2-hydroxyethyl}amino]aniline; 3-[(2-aminoethyl)amino]aniline; 1,3-di(2,4-diaminophenoxy]propane; di(2,4-diaminophenoxy)methane; 1,3-diamino-2,4-dimethoxybenzene; 2,6-bis(2-hydroxyethyl)aminotoluene; 4-hydroxyindole; 3-dimethyl-aminophenol; 3-diethylaminophenol; 5-amino-2-methylphenol; 5-amino-4-fluoro-2-methylphenol; 5-amino-4-methoxy-2-methylphenol; 5-amino-4-ethoxy-2-methylphenol; 3-amino-2,4-dichlorophenol; 5-amino-2,4-dichlorophenol; 3-amino-2-methylphenol; 3-amino-2-chloro-6-methylphenol; 3-aminophenol; 2-[(3-hydroxyphenyl)amino]-acetamide; 5-[(2-hydroxy-ethyl)amino]-4-methoxy2-methylphenol; 5-[(2-hydroxyethyl)amino]-2-methylphenol; 3-[(2-hydroxyethyl)amino]phenol; 3-[(2-methoxyethyl)amino]phenol; 5-amino-2-ethyl-phenol; 5-amino-2-methoxyphenol; 2-(4-amino-2-hydroxyphenoxy)-ethanol; 5-[(3-hydroxypropyl)amino]-2-methylphenol; 3-[(2,3-dihydroxypropyl)amino]-2-methylphenol; 3-[(2-hydroxyethyl)amino]-2-methylphenol; 2-amino-3-hydroxypyridine; 5-amino-4-chloro-2-methylphenol; 1-naphthol; 2-methyl-1-naphthol; 1,5-dihydroxy-naphthalene; 1,7-dihydroxynaphthalene; 2,3-dihydroxynaphthalene; 2,7-dihydroxy-naphthalene; 2-methyl-1-naphthol acetate; 1,3-dihydroxybenzene; 1-chloro-2,4-dihydroxybenzene; 2-chloro-1,3-dihydroxybenzene; 1,2-dichloro-3,5-dihydroxy-4-methylbenzene; 1,5-dichloro-2,4-dihydroxybenzene; 1,3-dihydroxy-2-methylbenzene; 3,4-methylenedioxyphenol; 3,4-methylenedioxyaniline; 5-[(2-hydroxyethyl)-amino]-1,3-benzodioxole; 6-bromo-1-hydroxy-3,4-methylenedioxybenzene; 3,4-diaminobenzoic acid; 3,4-dihydro-6-hydroxy-1,4(2H)-benzoxazine; 6-amino-3,4-dihydro- 1,4[2H]-benzoxazine; 3-methyl-1-phenyl-5-pyrazolone; 5,6-dihydroxyindole; 5,6-dihydroxyindoline; 5-hydroxyindole; 6-hydroxyindole; 7-hydroxyindole and 2,3-indolinedione.

13. The colorant as defined in claim 10 , wherein said at least one self-coupling oxidation dye compound is selected from the group consisting of 2-amino-5-methyl-phenol; 2-amino-6-methylphenol; 2-amino-5-ethoxyphenol and 2-propylamino-5-aminopyridine.