Loreal Sa

L'oreal

Frédéric Simonet

Luc Nicolas-Morgantini

Leïla Hercouet

Marie-Pascale Audousset

Philippe Rapold

Gautier Deconinck

Alain Lagrange

Christine Rondeau

François Cottard

Caroline Goget

Aldo Pizzino

Boris Lalleman

Delphine Charrier

Mladen Milic

Sabrina Muller

Cindy Yadel

Isabelle Schlosser

Fanny Cardonnel

Françoise Albouy

Franck Clement

Jean-Marc Ascione

Anne-Laure Suzanne Bernard

Sylvain Kravtchenko

Sophie Bouxirot

Florence Laurent

Damarys Braida-Valerio

Arnaud Hucher

Arnaud Bonnamy

Céline Sellier

Maxime Pourret

Koudedji Sow

Aurélie Lafuma

Maud Mario

Irène Fonseca

Charlotte Roulet

Anne-Laure Bernard

Aude Livoreil-Djampou

The present invention relates to a cosmetic composition for treating keratin fibres, preferably human keratin fibres such as the hair, comprising, in a cosmetically acceptable medium: &#x2014;one or more chemical oxidizing agents, &#x2014;one or more scleroglucan gums, &#x2014;one or more phosphorus-based sequestrants. The present invention also relates to a process for treating keratin fibres, preferably human keratin fibres such as the hair, comprising the application of the composition to the keratin fibres. The process according to the invention is preferably a process for bleaching, dyeing or permanently reshaping keratin fibres.

Oxidizing composition for treating keratin fibres, comprising a scleroglucan gum and a phosphorus-based sequestrant

The disclosure relates to a device for dispensing a product for dyeing keratin fibers, comprising a dye composition (A) comprising one or more oxidation dyes and one or more alkaline agents, and an oxidizing composition (B) comprising one or more chemical oxidizing agents, at least one of the compositions (A) and (B) comprising one or more scleroglucan gums in a total weight content greater than or equal to 0.5%, relative to the total weight of the dye composition(s) (A) or the oxidizing composition (B) containing them. Methods for dyeing keratin fibers using the device are also disclosed.

Device for dispensing a hair dyeing product using a dye composition and an oxidizing composition comprising a scleroglucan gum

The disclosure relates to a method for dyeing keratin fibers, in particular human keratin fibers such as hair, involving the application of a dye composition (A) on the fibers, said dye composition comprising one or more oxidation dyes, one or more scleroglucan gums in a total weight content greater than or equal to 0.5% relative to the total weight of the composition (A) and one or more alkaline agents, and the application of an oxidizing composition (B) comprising one or more chemical oxidizing agents and one or more scleroglucan gums preferably in a total weight content greater than or equal to 0.5% relative to the total weight of the composition (B); the oxidizing composition (B) being mixed with the dye composition (A) just before use (application on said fibers). The disclosure also relates to a multi-compartment device suitable for implementing the method.

Hair dyeing method using a dye composition and an oxidizing composition, said compositions comprising a scleroglucan gum

The present invention relates to a process for treating keratin fibers, especially human keratin fibers such as the hair, using i) at least one triarylmethane or sulfonophthalein direct dye of formula (I) or (I') as defined below, ii) an alkaline revealer, iii) an eraser at acidic pH. A subject of the invention is also a composition comprising at least one triarylmethane direct dye of formula (I) or (I&#x2032;) as defined below and at least one thickener and/or at least one hydrotropic solvent, and a multi-compartment kit comprising i), ii) and iii) in three separate compartments. The present invention makes it possible in particular to obtain keratin fiber coloring with intense and persistent tints which can be modified, erased and reformed several times without any loss of color.

Process for treating keratin fibers using a halochromic triarylmethane direct dye, an alkaline revealer and then an acidic eraser

The present invention relates to a process for dyeing keratin fibres, in particular human keratin fibres such as the hair, in which said fibres are treated using one or more cosmetic compositions comprising a) one or more dyes chosen from synthetic direct dyes and dyes of natural origin, b) one or more titanium salts and b1) optionally one or more particular carboxylic acids, c) one or more cellulose-based polysaccharides, d) optionally one or more organic compounds that are liquid at 25&#xb0; C., with a Hansen solubility parameter value &#x3b4;H&#x3c;16 (MPa)at 25&#xb0; C., e) optionally one or more chemical oxidizing agents such as hydrogen peroxide or one or more hydrogen peroxide-generating systems.

Hair dyeing process using at least one direct and/or natural dye, a titanium salt, a cellulose-based polysaccharide and optionally a particular organic solvent

The present invention relates to a process for dyeing keratin fibres, in particular human keratin fibres such as the hair, in which said fibres are treated using one or more cosmetic compositions comprising a) one or more dye(s), b) one or more titanium salts and optionally b1) at least one carboxylic acid, and c) one or more non-cellulosic-based polysaccharides, and d) optionally one or more chemical oxidizing agents such as hydrogen peroxide or one or more hydrogen peroxide-generating systems.

Hair dyeing process using at least one dye, an organic titanium salt, and a non-cellulosic-based polysaccharide

The present invention relates to a process for dyeing or lightening keratin fibres, comprising the step of extemporaneously mixing at the time of use two compositions (A) and (B) and of applying the said mixture to the said fibres; the said mixture comprising at least 25% by weight of fatty substances relative to the total weight of the composition obtained from the mixing of two compositions (A)+(B); with: &#x2014;(A) representing a composition in direct emulsion form whose content of oil(s) ii) is at least 30% by weight relative to the weight of composition (A), and comprising: i) at least one nonionic surfactant that is solid at room temperature and at atmospheric pressure, with an HLB ranging from 1.5 to 10; ii) at least one basifying agent; Hi) optionally at least one additional surfactant other than the solid nonionic surfactants (i), iv) optionally at least one dye; and&#x2014;(B) representing a composition comprising at least one chemical oxidizing agent. A subject of the present invention is also a multi-compartment device and a composition (A) in direct emulsion form and the ready-to-use composition resulting from the mixing of compositions (A) and (B). The process according to the invention makes it possible to dye keratin fibres in a powerful, intense and/or homogeneous manner while at the same time being easy to prepare and to apply, since the mixture in the form of an oil-rich emulsion does not run, but remains localized at the point of application. The process of the invention also makes it possible to lighten keratin fibres in a noteworthy manner.

Process for dyeing or lightening keratin fibres in two parts, using an oil-rich alkaline direct emulsion based on a solid nonionic surfactant with an HLB ranging from 1.5 to 10

The present invention relates to a process for dyeing or lightening keratin fibers, comprising the step of extemporaneously mixing at the time of use two compositions (A) and (B) and of applying the said mixture to the said fibers; the said mixture comprising at least 25% by weight of fatty substances relative to the total weight of the composition obtained from the mixing of two compositions (A)+(B); with: &#x2014;(A) representing a composition in direct emulsion form whose content of oil(s) ii) is at least 30% by weight relative to the weight of composition (A), and comprising: i) at least one nonionic surfactant that is solid at room temperature and at atmospheric pressure, with an HLB ranging from 1.5 to 10; ii) at least one basifying agent; Hi) optionally at least one additional surfactant other than the solid nonionic surfactants (i), iv) optionally at least one dye; and &#x2014;(B) representing a composition comprising at least one chemical oxidizing agent. A subject of the present invention is also a multi-compartment device and a composition (A) in direct emulsion form and the ready-to-use composition resulting from the mixing of compositions (A) and (B). The process according to the invention makes it possible to dye keratin fibers in a powerful, intense and/or homogeneous manner while at the same time being easy to prepare and to apply, since the mixture in the form of an oil-rich emulsion does not run, but remains localized at the point of application. The process of the invention also makes it possible to lighten keratin fibers in a noteworthy manner.

Provided herein is a composition for the treatment of keratin fibers comprising, a cosmetically acceptable medium; at least one fatty alcohol; at least one oxyalkylenated fatty alcohol; at least one oxidizing agent; and at least one oil other than a fatty alcohol present in an amount greater than or equal to 10% by weight relative to the total weight of the composition, wherein the weight ratio of the at least one fatty alcohol to the at least one oxyalkylenated fatty alcohol has a value less than or equal to 5; and further wherein the pH of the composition ranges from 1.5 to 4.5. Also provided herein is a composition for the treatment of keratin fibers comprising, a cosmetically acceptable medium; at least one fatty alcohol present in an amount ranging from 3 to 25% by weight relative to the total weight of the composition; at least one oxyalkylenated fatty alcohol; at least one oxidizing agent; and at least one oil other than a fatty alcohol present in an amount greater than or equal to 10% by weight relative to the total weight of the composition, wherein the weight ratio of the at least one fatty alcohol to the at least one oxyalkylenated fatty alcohol has a value less than or equal to 5; and further wherein the pH of the composition is alkaline. Also provided herein is a method for treating keratin fibers, comprising applying to the keratin fibers at least one oxidizing composition described herein.

Oxidizing composition for the treatment of keratin fibers comprising at least one oil, at least one fatty alcohol and at least one oxyalkylenated fatty alcohol

The present invention relates to a process for dyeing or lightening human keratin fibers, which consists in extemporaneously mixing at the time of use two compositions (A) and (B) and in applying the mixture to the fibers; the said mixture comprising at least 25% by weight of fatty substances relative to the total weight of the mixture of compositions (A)+(B); with: composition (A) being in the form of a direct emulsion comprising: at least 30% by weight of oil(s) (i); at least one fatty alcohol that is solid at room temperature and at atmospheric pressure (ii); at least one fatty ester, which is solid at room temperature and at atmospheric pressure (iii); at least one surfactant (iv); at least one basifying agent (v) and/or at least one dye (vi) chosen from oxidation dyes and direct dyes, and mixtures thereof; composition (B) comprising, in a cosmetically acceptable medium, at least one oxidizing agent. The invention also relates to a non-oxidizing composition (A) in the form of a direct emulsion. Lastly, the invention relates to a multi-compartment device.

Dyeing or lightening process using a composition rich in fatty substances comprising a solid alcohol and a solid ester, compositions and device

The present invention relates to a process for dyeing or lightening human keratin fibers, which consists in extemporaneously mixing at the time of use two compositions (A) and (B) and in applying the mixture to the fibers; the said mixture comprising at least 25% by weight of fatty substances relative to the total weight of the mixture of compositions (A) (B); with: composition (A) being in the form of a direct emulsion comprising: at least 30% by weight of oil(s) (i); at least one fatty alcohol having at least 20 carbon atoms in its longest hydrocarbon chain (ii); at least one surfactant (iii); at least one basifying agent (iv); and optionally at least one dye chosen from oxidation dyes and direct dyes, and mixtures thereof (v); composition (B) comprising at least one oxidizing agent. The invention also relates to compositions (A), the mixture of the aforementioned compositions (A) and (B), and a multi-compartment device.

Dyeing or lightening process using a composition rich in fatty substances comprising an alcohol having at least 20 carbons, compositions and device

The subject of the present disclosure is a composition for treating keratin fibers comprising, in a cosmetically acceptable medium, at least one oxidizing agent; at least one nonionic amphiphilic hydrophobic compound which is solid at ambient temperature; and, optionally, at least one hydrophilic surfactant; wherein the weight ratio of the at least one hydrophilic surfactant to the at least one nonionic amphiphilic hydrophobic compound ranges from 0:1 to 0.16:1, on the condition that when the at least one hydrophilic surfactant is present, it must be chosen from cationic and zwitterionic hydrophilic surfactants; and further wherein the composition is in the form of an aqueous dispersion.

Oxidizing aqueous dispersion for treating keratin fibers comprising at least one nonionic amphiphilic hydrophobic compound

The present invention relates to a process for lightening or dyeing keratin materials, in which the following are used: a) a direct emulsion (A) comprising one or more fatty substances in an amount of greater than 25% by weight; one or more oxyalkylenated nonionic surfactants; an amount of water of greater than 5% by weight relative to the total weight of the emulsion, and one or more oxidizing agents, and b) a composition comprising one or more alkaline agents. The invention also relates to a multi-compartment device comprising, in one of them, an emulsion (A), and, in another, a composition (B) comprising one or more alkaline agents.

Hair treatment process using a direct emulsion comprising an oxidizing agent and a composition containing an alkaline agent

The present disclosure relates to compositions for dyeing or lightening human keratin fibers, dyeing or lightening processes using the compositions, and two-compartment or three-compartment devices comprising the compositions, wherein the compositions comprise, in a cosmetically acceptable medium: at least 25% by weight of a mixture of fatty substances comprising at least one fatty alcohol that is solid at ambient temperature; at least one oxidizing agent; and optionally at least one basifying agent.

Composition comprising at least one solid fatty alcohol, dyeing or lightening process using same and devices

The present disclosure relates to a composition for dyeing or lightening human keratin fibers, comprising:

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Clichy, France

Frédéric Simonet