Abstract: The invention relates to a composition for dyeing human keratin fibres such as the hair, in foam form, comprising at least one alkaline agent, at least one oxidizing agent, at least one oxidation dye precursor and at least one polycondensate of ethylene oxide and of propylene oxide of structure (I) below: H—(O—CH2—CH2)a(O—CH(CH3)—CH2)b—(O—CH2—CH2)a—OH, in which a, a? range from 2 to 150, and b ranges from 1 to 100. The invention also relates to a process for dyeing human keratin fibres using this composition. A subject of the invention is also a device for dyeing keratin fibres, comprising the composition of the invention in liquid form and a foam dispenser for delivering the composition in the form of a foam.

Abstract: The invention relates to a composition for dyeing human keratin fibres such as the hair, in foam form, comprising at least one alkaline agent, at least one oxidizing agent, at least one oxidation dye precursor, at least one liquid fatty alcohol and at least one cationic polymer with a cationic charge density of greater than 1 meq./g. The invention also relates to a process for dyeing human keratin fibres using this composition. A subject of the invention is also a device for dyeing keratin fibres, comprising the composition of the invention in liquid form and a foam dispenser for delivering the composition in the form of a foam.

Abstract: The present invention relates to a composition for dyeing human keratin fibers such as the hair, comprising: (a) one or more amphoteric surfactants at a concentration of at least 0.5% by weight relative to the total weight of the composition; (b) one or more organic alkaline agents; (c) one or more oxidizing agents; (d) one or more oxidation dye precursors; (e) an amount of ammonia of less than 1.5% by weight relative to the total weight of the composition; (f) one or more cationic polymers. The invention also relates to a process for treating human keratin fibers using this composition, and aerosol or nonaerosol devices that make it possible to apply this composition in foam form.

Abstract: The present invention relates to a process for bleaching keratin fibres which consists in applying to the keratin fibres a composition A, which is in compressed form, comprising at least one persulfate, in the presence of an aqueous composition B.

Abstract: The present invention relates to a dye composition comprising at least four oxidation dye precursors, including at least one oxidation base chosen from suitably selected pyrazolopyridines and diamino-N,N-dihydropyrazolone derivatives and at least one coupler chosen from suitably selected cationic 3,5-diaminopyridines and 4-aminoindoles, 5-amino-6-chloro-2-methylphenol, 6-hydroxybenzomorpholine, 2-methyl-5-hydroxyethylaminophenol and 2-amino-3-hydroxypyridine, and also to the dyeing process using this composition. The present invention makes it possible in particular to obtain a composition for dyeing keratin fibres that is suitable for use in oxidation dyeing and that can produce colourations in varied shades, which are strong or chromatic, powerful, aesthetic, sparingly selective, and resistant to the various attacking factors to which the hair may be subjected, such as shampoo, sweat, permanent reshaping and light.

Abstract: A subject-matter of the present invention is a composition for dyeing keratinous fibers, in particular human keratinous fibers, such as the hair, comprising: —at least 25% by weight of at least one fatty substance not comprising a carboxylic acid functional group; —at least one aminopyrazolopyridine oxidation base chosen from the bases of formula (I), the bases of formula (II) and their addition salts, their solvates and the solvates of their salts: —at least one coupler; and —at least one oxidizing agent. The composition of the invention is suitable for use in oxidation dyeing and results in a coloration with shades which are varied, intense or chromatic, powerful, attractive, not very selective and highly resistant to the various assaults which the hair may be subjected to, such as shampooing operations, sweat, permanent reshapings and light. In particular, it makes it possible to obtain an optimized color result with a good power, a good dyeing capacity and a good equal depth.

Abstract: The present invention relates to a composition for dyeing human keratin fibres such as the hair, comprising: (a) one or more amphoteric surfactants at a concentration of at least 0.5% by weight relative to the total weight of the composition; (b) one or more organic alkaline agents; (c) one or more oxidizing agents; (d) one or more oxidation dye precursors; (e) an amount of ammonia of less than 1.5% by weight relative to the total weight of the composition; (f) one or more cationic polymers. The invention also relates to a process for treating human keratin fibres using this composition, and aerosol or nonaerosol devices that make it possible to apply this composition in foam form.

Abstract: The subject of the present invention is the use of a W/O emulsion for treating the hair, characterized in that it comprises: (a) at least 35% by weight of one or more fatty substances chosen from liquid hydrocarbons, liquid fatty esters, liquid silicones and liquid unsaturated fatty alcohols; and (b) one or more basifying agents. The present invention also relates to a dyeing or lightening process.

Abstract: Disclosed are methods and kits for coloring the hair involving a lifting composition capable of lightening the natural hair color, a color base composition comprising at least one primary dye intermediate, and a developer composition comprising an oxidizing agent chosen from persulfates, perborates, percarbonates, and mixtures thereof.

Abstract: Disclosed are methods, kits and compositions for coloring the hair involving a color base composition having: at least one oxidation dye precursor, and at least 5% by weight water based on the weight of the color base composition, wherein the color base composition has a pH ranging from 2 to 12; and a developer composition made from a combination of an anhydrous oxidizer composition containing at least one oxidizing agent chosen from persulfates, perborates, percarbonates, their salts, and mixtures thereof, and a shampoo composition containing a carrier vehicle and at least 4% of at least one surfactant.

Abstract: Disclosed are methods, kits and compositions for coloring the hair involving a color base composition having: at least one oxidation dye precursor, and at least 5% by weight water based on the weight of the color base composition, wherein the color base composition has a pH ranging from 2 to 12; and a developer composition made from a combination of an anhydrous oxidizer composition containing at least one oxidizing agent chosen from persulfates, perborates, percarbonates, their salts, and mixtures thereof, and a shampoo composition containing a carrier vehicle and at least 4% of at least one surfactant.

Abstract: Disclosed are methods and kits for coloring the hair involving a lifting composition capable of lightening the natural hair color, a color base composition comprising at least one primary dye intermediate, and a developer composition comprising an oxidizing agent chosen from persulfates, perborates, percarbonates, and mixtures thereof.

Abstract: Disclosed are methods and kits for coloring the hair involving a color base composition comprising at least one primary dye intermediate, and a developer composition comprising an oxidizing agent chosen from persulfates, perborates, percarbonates, and mixtures thereof. Preferably, the color base composition and developer composition are substantially free of an oxidation catalyst.

Abstract: Disclosed are methods and kits for coloring the hair involving a color base composition comprising at least one primary dye intermediate, and a developer composition comprising an oxidizing agent chosen from persulfates, perborates, percarbonates, and mixtures thereof. Preferably, the color base composition and developer composition are substantially free of an oxidation catalyst.

Abstract: Disclosed herein are compositions for dyeing keratin fibers, for example human keratin fibers such as the hair, comprising 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2 -a]pyrazol-1-one or an addition salt thereof, at least one oxidation base, at least one coupler, at least one surfactant chosen from oxyalkylenated or glycerolated fatty alcohols, anionic surfactants of sulfate or sulfonate type and amphoteric surfactants of betaine type, and at least one oxidizing agent, the pH of the composition ranging from 5.5 to 7.5. The compositions disclosed herein make it possible to obtain coloration on keratin fibers with tints in red, coppery or mahogany tones that are sufficiently visible on natural or dyed hair and/or uniform from the roots to the ends.

Abstract: The invention relates to methods of artificially coloring hair including applying to hair a composition containing at least one silicone film forming resin, at least one polysilicone polymer, and at least one hair colorant.

Abstract: The invention relates to methods of preserving artificial color on keratin materials including applying to artificially colored keratin materials a composition containing at least one silicone film forming resin and at least one polysilicone polymer.

Abstract: The invention relates to methods of preserving artificial color on keratin materials including applying to artificially colored keratin materials a composition containing at least one silicone film forming resin and at least one polysilicone polymer.

Abstract: The invention relates to methods of artificially coloring hair including applying to hair a composition containing at least one silicone film forming resin, at least one polysilicone polymer, and at least one hair colorant.

Abstract: Disclosed herein are compositions for dyeing keratin fibers, for example human keratin fibers such as the hair, comprising 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one or an addition salt thereof, at least one oxidation base, at least one coupler, at least one surfactant chosen from oxyalkylenated or glycerolated fatty alcohols, anionic surfactants of sulfate or sulfonate type and amphoteric surfactants of betaine type, and at least one oxidizing agent, the pH of the composition ranging from 5.5 to 7.5. The compositions disclosed herein make it possible to obtain a coloration on keratin fibers with tints in red, coppery or mahogany tones that are sufficiently visible on natural or dyed hair and/or uniform from the roots to the ends.