Abstract: The present disclosure relates to a composition for coloring keratin fibers comprising a cosmetically acceptable medium, at least one compound X at least one compound Y, wherein at least one of the compounds X and Y is a silicone compound, wherein when X and Y are placed in contact with each other they react together via a hydrosilylation reaction, a condensation reaction, or a crosslinking reaction in the presence of at least one peroxide, at least one hydrophobic direct dye having a log P greater than 2, and optionally at least one organic solvent. The composition of the disclosure makes it possible to obtain varied hues and intense colors on the keratin fibers. Moreover, the coloration obtained is very resistant to external agents, for example, to repeated washing.

Abstract: The present invention relates to a process for dyeing keratin fibers, which consists in applying to the fibers a dye composition comprising: i) at least one compound X; ii) at least one compound Y, wherein compounds X and Y, when placed in contact with each other, react together via a hydrosilylation reaction optionally in the presence of a hydrosilylation catalyst; a condensation reaction; or a crosslinking reaction in the presence of at least one peroxide; and iii) at least one fluorescent dye. The coloration obtained after applying the composition to the hair shows good resistance to various attacking factors. Moreover, the hairs remain perfectly individualized and may be easily styled.

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 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.

Abstract: The present disclosure relates to compositions for dyeing keratin materials, for example compositions for hair dyeing, comprising at least one 1,2-indandione derivative, a method for dyeing using such compositions, and a multicomponent dyeing agent used for carrying out such a method.

Abstract: The present disclosure relates to compositions for dyeing keratin materials, for example, compositions for hair dyeing comprising at least one 1,3-indandione derivative, a method for dyeing using such compositions and a multicomponent dyeing agent used for carrying out such a method. The present disclosure makes it possible, for example, to obtain a color of the keratin fibers which is fast, resistant to light and to washing.

Abstract: The present disclosure relates to a composition for dyeing keratinous fibers comprising at least one electrophilic monomer, at least one soluble fluorescent compound and at least one liquid organic solvent. The composition in accordance with the present disclosure makes it possible to improve the visibility of the coloring on dark keratinous fibers while exhibiting an improved resistance to external agents.

Abstract: The present disclosure relates to a cosmetic composition for treating keratin fibers; for instance human keratin fibers such as the hair, comprising at least one liquid organic solvent, at least one polymerizable cyanoacrylate monomer, and at least one uncolored heat-stable organic particle with a numerical mean primary size of less than 30 ?m, with the exception of polytetrafluoroethylene particles.

Abstract: Composition and method for dyeing keratin materials, such as hair, comprising luminescent semiconductive nanoparticles capable of emitting, under the action of a light excitation, radiation with a wavelength ranging from 400 nm to 700 nm.

Abstract: The invention relates to a composition comprising a pyrazine derivative and to methods using said compositions as an optical bleach and/or dye in a direct or oxidation dyeing composition for keratin fibers, such as human keratin fibers, for example, hair. The invention also relates to methods of making said compositions and to a multicompartment device for dyeing and/or optical bleaching containing the claimed composition.

Abstract: Disclosed herein are a method of dyeing or coloring, with a lightening effect, a human keratin material comprising applying a composition comprising, in a cosmetically acceptable medium, at least one fluorescent compound and at least one optical brightener; a composition comprising, in a cosmetically acceptable medium, at least one fluorescent compound and at least one optical brightener which are both soluble in the medium; and a device using such a composition comprising at least two compartments, wherein at least one comprises, in a cosmetically acceptable medium, a composition comprising at least one fluorescent compound and at least one optical brightener and optionally at least one additional ingredient chosen from direct dyes, oxidation bases and couplers, and at least one other compartment comprises a composition comprising at least one oxidizing agent.

Abstract: The disclosure relates to a composition comprising at least one fluorescent dye and at least one non-associative thickening polymer, to processes using such a composition, and to devices comprising such a composition. The disclosure also relates to processes and methods for dyeing human keratin materials, for example artificially dyed or pigmented hair and dark skin, with a lightening effect, using compositions comprising at least one fluorescent dye and at least one non-associative thickening polymer.

Abstract: The invention relates to a cosmetic dyeing composition that is used to lighten human keratinous matter and, more specifically, artificially colored or pigmented hair and dark skin. The inventive composition comprises at least one flourescent dye. The invention also relates to the methods using said composition.

Abstract: Disclosed herein are compositions comprising at least one fluorescent dye and at least one particular associative polymer, processes using this composition, and a device therefor. Further disclosed herein is the use of a composition comprising at least one fluorescent dye and at least one particular associative polymer for dyeing a human keratin material, such as artificially dyed or pigmented hair and dark skin, with a lightening effect.

Abstract: Disclosed herein are compositions comprising at least one fluorescent dye and at least one polyol, processes using this composition and a device therefor. Further disclosed herein is the use of a composition for dyeing a human keratin material, such as artificially dyed or pigmented hair and dark skin, with a lightening effect, comprising at least one fluorescent dye and at least one polyol.

Abstract: The invention relates to a composition comprising at least one fluorescent dye and at least one particular sequestering agent, and also to processes and a device for using these compositions. The invention similarly relates to the use of a composition comprising at least one particular fluorescent dye and at least one particular sequestering agent, to dye with a lightening effect human keratin materials and more particularly artificially dyed or pigmented hair, and colored skin.

Abstract: The present disclosure relates to a process for dyeing keratin materials with compositions comprising, in a medium that is suitable for dyeing, at least one ninhydrin derivative, which may optionally be combined with at least one compound comprising at least one labile hydrogen. Further disclosed herein are dying compositions, multi-component hair dye compositions, and a multi-compartment kits.

Abstract: The present disclosure relates to compositions comprising at least one soluble fluorescent dye and at least one compound comprising an acid functional group, and to processes using this composition. It likewise relates to a method of using compositions comprising, in a cosmetically acceptable medium, at least one soluble fluorescent dye and at least one compound comprising an acid functional group for dyeing human keratin materials, such as artificially dyed and/or pigmented hair and dark skin, with a lightening effect.