Abstract: The present invention relates to a multi-compartment device or kit for dyeing keratinous fibers, in particular human keratinous fibers, such as the hair, comprising a first compartment including a dyeing composition (A) comprising one or more oxidation dyes and one or more alkaline agents and a second compartment including a composition (B) comprising one or more oxidizing agents; the said device also comprising one or more self-foaming agents having a boiling point of at least 1° C. present in at least one of the compositions (A) and/or (B). The invention also relates to a ready-for-use self-foaming dyeing composition and to a method for dyeing keratinous fibers employing this composition.

Abstract: The present invention relates to a process for bleaching keratin fibers which consists in applying to the keratin fibers 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 fibers that is suitable for use in oxidation dyeing and that can produce colorations 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: The present invention relates to a multi-compartment device or kit for dyeing keratinous fibres, in particular human keratinous fibres, such as the hair, comprising a first compartment including a dyeing composition (A) comprising one or more oxidation dyes and one or more alkaline agents and a second compartment including a composition (B) comprising one or more oxidizing agents; the said device also comprising one or more self-foaming agents having a boiling point of at least 1° C. present in at least one of the compositions (A) and/or (B). The invention also relates to a ready-for-use self-foaming dyeing composition and to a method for dyeing keratinous fibres employing this composition.

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 composition for the protection of keratinous fibers containing at least one compound chosen from ceramides and glycoceramides, at least one cationic polymer, and at least one amphoteric polymer; to a process and kit for protecting keratinous fibers from damage caused by chemical treatment by applying, prior to chemical treatment, to the keratinous fibers a leave-in composition comprising at least one compound chosen from ceramides and glycoceramides.

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: 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 present invention relates to a composition for coloring or lightening human keratin fibers, comprising, in a cosmetically medium: (a) at least 25 wt. % of one or more fatty substances; (b) one or more salified or unsalified organophosphonic acids; (c) one or more alkalizing agents and/or one or more dyes selected from oxidation dyes, direct dyes and mixtures thereof and (d) one or more oxidizing agents. It further relates to a method of coloring or lightening employing it. Another object of the invention is constituted by kits with two or three compartments for obtaining, after mixing the compositions from the compartments, just before its application, a composition according to the invention.

Abstract: The present invention provides a composition for treating keratin fibers, and especially human keratin fibers such as the hair, which comprises, in a cosmetically acceptable medium, one or more alkanolamines, one or more amino acids and one or more associative polymers. The present invention likewise provides methods of bleaching and/or coloring keratin fibers, and also multiple-compartment devices or kits for the implementation of these methods.

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: Compositions for treating keratin fibers comprising, in a cosmetically acceptable medium, at least one alkanolamine, at least one amino acid, and at least one cationic polymer. Also provided are methods of bleaching and/or coloring keratin fibers and multiple-compartment devices or kits for the implementation of these methods.

Abstract: The present invention relates to a composition for treating keratin fibers, and in particular human keratin fibers such as the hair, comprising, in a cosmetically acceptable medium, one or more alkanolamines, one or more basic amino acids and one or more additional alkaline agents chosen from aqueous ammonia; ammonium salts of acids whose pKa at 25° C. is greater than 4; alkali metal or alkaline-earth metal hydroxides, carbonates, carbamates and hydrogen carbonates. The present invention also relates to processes for bleaching and/or dyeing keratin fibers, and also to multi-compartment devices or ‘kits’ for performing these processes.

Abstract: The present invention relates to a composition for colouring or lightening human keratin fibres, comprising, in a cosmetically acceptable medium: (a) at least 25 wt. % of one or more fatty substances; (b) one or more salified or unsalified organophosphonic acids; (c) one or more alkalizing agents and/or one or more dyes selected from oxidation dyes, direct dyes and mixtures thereof; (d) one or more oxidizing agents. It further relates to a method of colouring or lightening employing it. Another object of the invention is constituted by kits with two or three compartments for obtaining, after mixing the compositions from the compartments, just before its application, a composition according to the invention.

Abstract: The subject of the present disclosure relates to compositions for dyeing or lightening human keratin fibers, comprising: (a) at least 25% by weight of at least one fatty substance; (b) at least one amphoteric polymer; (c) at least one basifying agent; and (d) at least one oxidizing agent. The present disclosure also relates to a dyeing or lightening processes using the composition, and two- and three-compartment devices which make it possible to obtain a composition according to the present disclosure, after mixing of the compositions of the compartments just before application of the composition according to the present disclosure.

Abstract: The present invention provides a composition for treating keratin fibres, and especially human keratin fibres such as the hair, which comprises, in a cosmetically acceptable medium, one or more alkanolamines, one or more amino acids and one or more associative polymers. The present invention likewise provides methods of bleaching and/or colouring keratin fibres, and also multiple-compartment devices or kits for the implementation of these methods.

Abstract: The present invention provides a dyeing composition comprising, in a cosmetically acceptable medium, one or more oxidation dyes, aqueous ammonia, ammonium chloride and one or more additives selected from ceramides, silicas, ascorbic acid and/or its salts, fatty acids and/or salts thereof, alkanolamines and/or salts thereof, crosslinked homopolymers of acrylic acid, copolymers of dialkyldiallylammonium chloride and acrylic acid, and particular cationic polymers, or mixtures thereof. It likewise provides a method of colouring human keratin fibres, employing the said composition in the presence of a composition comprising one or more oxidizing agents. The invention further provides a multiple-compartment device appropriate to the implementation of the said method, comprising in a first compartment a dyeing composition according to the invention and in another compartment a composition comprising one or more oxidizing agents.

Abstract: The subject of the present disclosure relates to compositions for dyeing or lightening human keratin fibers, comprising: (a) at least 25% by weight of at least one fatty substance; (b) at least one amphoteric polymer; (c) at least one basifying agent; and (d) at least one oxidizing agent. The present disclosure also relates to a dyeing or lightening processes using the composition, and two- and three-compartment devices which make it possible to obtain a composition according to the present disclosure, after mixing of the compositions of the compartments just before application of the composition according to the present disclosure.

Abstract: The present invention relates to a composition for treating keratin fibres, and in particular human keratin fibres such as the hair, comprising, in a cosmetically acceptable medium, one or more alkanolamines, one or more basic amino acids and one or more additional alkaline agents chosen from aqueous ammonia; ammonium salts of acids whose pKa at 25° C. is greater than 4; alkali metal or alkaline-earth metal hydroxides, carbonates, carbamates and hydrogen carbonates. The present invention also relates to processes for bleaching and/or dyeing keratin fibres, and also to multi-compartment devices or ‘kits’ for performing these processes.