Abstract: The present invention relates to a cosmetic composition comprising: at least 0.1% by weight of one or more fatty-chain alkoxysilanes of formula (I) below: R1Si(OR2)3 (I) in which R1 represents a linear or branched alkyl or alkenyl group, comprising from 7 to 18 carbon atoms, and R2 represents a linear or branched alkyl group comprising from 1 to 6 carbon atoms, and one or more surfactant(s) chosen from cationic surfactants and nonionic surfactants, and mixtures thereof. The invention also relates to a cosmetic treatment process using the said composition, and also to the use of the said composition for haircare and skincare.

Abstract: The present invention relates to a cosmetic composition comprising: —at least 0.1% by weight of one or more fatty-chain alkoxysilanes of formula (I): R1Si(OR2)3; in which R1 represents a linear or branched alkyl or alkenyl group, comprising from 7 to 18 carbon atoms, and R2 represents a linear or branched alkyl group comprising from 1 to 6 carbon atoms, and—one or more first surfactants chosen from anionic surfactants, and—one or more second surfactants chosen from nonionic surfactants, amphoteric surfactants and zwitterionic surfactants. The invention also relates to a cosmetic treatment process using the said composition. This composition can be used in particular for haircare and skincare.

Abstract: The invention relates to a process for permanent reshaping of keratin fibres, in particular of the hair, comprising: a) a step of applying, to the keratin fibres, a reducing composition containing one or more reducing agents chosen from non-sulphur-containing reducing agents, protective thiols, sulphites, bisulphites or derivatives of sulphinic acid, b) an optional step of rinsing said fibres, then c) an optional step of fixing by oxidation, characterized in that the process comprises a step d) of applying, to the keratin fibres, ultrasonic waves delivered by a generator supplying mechanical vibrations of which the frequency is between 20 kHz and 1000 kHz, step d) being carried out after or during step a), it being possible for the process to optionally comprise a step e) of placing the keratin fibres under mechanical tension by means of a device capable of imposing a shape on said fibres.

Abstract: A process for the cosmetic treatment of hair during an operation for permanently reshaping the hair, comprising a step of applying a composition comprising a silicone functionalized with one or more mercapto groups having a molecular weight of less than 10,000, and also to the use of this process and to a particular composition comprising the functionalized silicone.

Abstract: The present invention relates to a cosmetic composition comprising an aqueous dispersion of polysiloxane/polyurea copolymer and a silane, and to a cosmetic treatment process using said composition.

Abstract: The invention relates to an aqueous dispersion of polysiloxane/polyurea copolymer and a method for preparation thereof comprising the steps: solubilisation of the copolymer and silane in an organic phase, preparation of an aqueous phase comprising one or more surfactants, mixing the organic and aqueous phase followed by emulsification. The invention further relates to a cosmetic composition comprising said dispersion and a cosmetic treatment using said composition.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a direct dye, in particular an azo dye, by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, n which at least one direct dye, in particular one azo dye, contained in a dry composition, is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: The present disclosure relates to a dyeing composition comprising, in an appropriate dyeing medium, at least one pigment and at least one electrophilic cyanoacrylate monomer of formula (I) in which R is chosen from alkyl radicals and alkoxyalkyl radicals. Dyeing kits comprising said compositions and processes using same are also disclosed.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a specific direct anthraquinone dye by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, in which at least one direct anthraquinone dye contained in a dry composition is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a specific direct azomethine dye, by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, in which at least one direct azomethine dye contained in a dry composition, is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: The present invention relates to compositions for dyeing keratin fibers, and in particular human keratin fibers such as the hair, comprising at least one compound of styryl or imine type containing a heterocycle and at least one thiol compound. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibers, especially with respect to shampooing. Moreover, the color obtained is visible even on dark hair without necessarily using an oxidizing composition. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.

Abstract: The present disclosure relates to a dyeing composition comprising, in an appropriate dyeing medium, at least one pigment and at least one electrophilic cyanoacrylate monomer of formula (I) in which R is chosen from alkyl radicals and alkoxyalkyl radicals. Dyeing kits comprising said compositions and processes using same are also disclosed.

Abstract: The present invention relates to a process for dyeing keratin fibers, in particular human keratin fibers such as the hair, using a dye composition comprising at least one dye of styryl or imine type in the presence of a revealing composition comprising at least one optionally substituted (hetero) aromatic compound of weak acid type. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibers, which is visible even on dark hair without prior lightening. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.

Abstract: The present invention relates to compositions for dyeing keratin fibers, and in particular human keratin fibers such as the hair, comprising at least one compound of styryl or imine type containing a heterocycle and at least one thiol compound. The invention furthermore relates to a process for dyeing keratin fibers which consists in applying the said composition and in revealing the color by means of a revealing agent. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibers, especially with respect to shampooing. Moreover, the color obtained is visible even on dark hair without necessarily using an oxidizing composition. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.

Abstract: The present invention relates to a process for dyeing keratin fibres, in particular human keratin fibres such as the hair, using a dye composition comprising at least one dye of styryl or imine type in the presence of a revealing composition comprising at least one optionally substituted (hetero)aromatic compound of weak acid type. The invention also relates to a device suitable for implementing said process. The present invention makes it possible in particular to obtain a chromatic and fast coloration of keratin fibres, which is visible even on dark hair without prior lightening. The invention also makes it possible to obtain a coloration which, under certain conditions, does not stain.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a specific direct anthraquinone dye by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, in which at least one direct anthraquinone dye contained in a dry composition is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: Disclosed herein is a method for dyeing keratin fibers, for example, human keratin fibers such as the hair, comprising applying to the keratin fibers a dye composition comprising at least one compound chosen from styryl and imine compounds comprising a heterocycle that can undergo opening and/or dyes corresponding to these compounds whose heterocycles are open. The compositions and methods of the present disclosure may produce a coloration of keratin fibers that is chromatic and fast with respect to external factors such as shampooing, does not stain, and/or allows simultaneous dyeing and bleaching of keratin fibers.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a direct dye, in particular an azo dye, by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, n which at least one direct dye, in particular one azo dye, contained in a dry composition, is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: The subject of the present invention is the use, for dyeing in particular human keratin materials, of a specific direct azomethine dye, by dry thermal transfer. Its subject is furthermore a method for dyeing keratin materials, in which at least one direct azomethine dye contained in a dry composition, is applied to or close to the keratin materials, and a source of heat is applied, causing the thermal transfer of the direct dye(s) at the surface and/or inside the keratin materials. It relates furthermore to the dry composition and a method for preparing it.

Abstract: The invention relates to a composition comprising, in a cosmetically acceptable medium, at least one particular fluorescent dye. The invention also relates to a process for treating keratin fibres, in particular human keratin fibres, using this composition, and also to a device comprising it. Finally, the invention relates to the use of the composition according to the invention as a lightening agent or as a colouring agent for the said fibres.