Abstract: The present invention relates to a process for treating keratin materials, especially human keratin fibers, comprising the application of a composition comprising i) at least one flavin derivative and ii) at least one polymerizable molecule, preferably a photopolymerizable molecule, and at least one step of exposing said materials to artificial or natural light radiation, in particular for caring for and/or repairing the keratin materials.

Abstract: The present invention relates to a process for treating keratin fibres, especially the hair, comprising the following steps: —application to the keratin fibres of a composition comprising one or more cationic acrylic copolymers comprising at least the units obtained from the following monomers: a) monomer derived from acrylic or methacrylic esters or amides and comprising at least one cationic group, and b) alkyl acrylate or methacrylate monomer, and—application of heat to the keratin fibres using a heating tool, the application of heat possibly taking place before, during or after the application of the composition, preferably during or after.

Abstract: The present invention relates to a cosmetic composition for the treatment of keratin fibres, particularly human keratin fibres such as hair, comprising, in a cosmetically acceptable medium, one or more organosilanes, one or more cationic polymers having charge density greater than or equal to 4 meq/g and one or more cationic surfactants. The present invention also relates to a cosmetic process for treating keratin fibres using said cosmetic composition. The present invention finally relates to the use of said composition for the cosmetic treatment of keratin fibres.

Abstract: The invention relates to a process for treating keratin fibres, which comprises the application of a composition comprising: (a) one or more alkoxysilanes comprising solubilizing function(s) of formula R1Si(OR2)z(R3)x(OH)y, and/or hydrolysis products thereof and/or oligomers thereof, (b) one or more alkylalkoxysilanes of formula (R4)mSi(OR5)n and/or hydrolysis products thereof and/or oligomers thereof, and (c) water in an amount of greater than 30% by weight relative to the total weight of the composition. The invention also relates to a composition comprising components (a), (b) and (c), and (d) one or more thickeners.

Abstract: The present invention relates to a cosmetic composition comprising: one or more dicarbonyl derivatives corresponding to formula (I) below, and/or derivatives thereof and/or hydrates thereof and/or salts thereof: in which formula (I) R?H, COOH, linear or branched C1-C6 alkyl which is optionally substituted with an OH or COOH or Br radical; phenyl or benzyl optionally substituted with an OH or COOH radical; or alternatively an indolyl radical or one or more silanes corresponding to formula (II) below and/or oligomers thereof: R1Si(OR2)z(R3)x(OH)y??(II) in which formula (II): R1 is a linear or branched, saturated or unsaturated, cyclic or acyclic C1-C6 hydrocarbon-based chain substituted with a group chosen from the following groups: amine NH2 or NHR (R?C1-C20 and especially C1-C6 alkyl optionally substituted with a radical comprising a silicon atom, C3-C40 cycloalkyl or C6-C30 aromatic), or with a hydroxyl group, a thiol group, an aryl or aryloxy group which is unsubstituted or substi

Abstract: The present invention relates to a process for treating keratin fibres, especially the hair, comprising the following steps: —application to the keratin fibres of a composition comprising one or more cationic acrylic copolymers comprising at least the units obtained from the following monomers: a) monomer derived from acrylic or methacrylic esters or amides and comprising at least one cationic group, and b) alkyl acrylate or methacrylate monomer, and—application of heat to the keratin fibres using a heating tool, the application of heat possibly taking place before, during or after the application of the composition, preferably during or after.

Abstract: The present invention relates to a hair composition comprising: (i) one or more polymers containing a silicone unit bearing alkoxy-(aminomethyl)-silyl functional groups; (ii) one or more nonionic fixing polymers and/or one or more anionic fixing polymers.

Abstract: The present invention relates to a composition comprising: (a) one more compound(s) of thiolactone type, and (b) one or more silicones.

Abstract: The present invention relates to a composition comprising: (a) at least one compound of thiolactone type, and (b) one or more solvents, which may be identical or different, chosen from polar (non-)protic organic solvents; the pH of said composition being less than or equal to 7.

Abstract: The invention relates to a composition comprising: (a) one or more alkoxysilanes bearing solubilizing function(s) of formula R1Si(OR2)z(R3)x(OH)y, and/or hydrolysis products thereof and/or oligomers thereof, (b) one or more alkylalkoxysilanes of formula (R4)mSi(OR5)n and/or hydrolysis products thereof and/or oligomers thereof, and (c) one or more fatty substances. The invention also relates to the use of said composition for shaping and/or conditioning the hair.

Abstract: The present invention relates to an aerosol device comprising a container containing: —one or more propellants, —a hair composition comprising: (i) one or more polymers containing a silicone unit bearing alkoxy-(aminomethyl)-silyl functional groups; (ii) one or more amphoteric fixing polymers and/or one or more cationic fixing polymers; the propellant(s) possibly being present in the composition or, in the container, separate from the composition.

Abstract: The invention relates to a composition comprising: (a) one or more alkoxysilanes bearing solubilizing function(s) of formula R1Si(OR2)z(R3)x(OH)y, and/or hydrolysis products thereof and/or oligomers thereof, (b) one or more alkylalkoxysilanes of formula (R4)mSi(OR5)n and/or hydrolysis products thereof and/or oligomers thereof, and (c) one or more fatty substances. The invention also relates to the use of said composition for shaping and/or conditioning the hair.

Abstract: The invention relates to a process for treating keratin fibres, which comprises the application of a composition comprising: (a) one or more alkoxysilanes comprising solubilizing function(s) of formula R1Si(OR2)z(R3)x(OH)y, and/or hydrolysis products thereof and/or oligomers thereof, (b) one or more alkylalkoxysilanes of formula (R4)mSi(OR5)n and/or hydrolysis products thereof and/or oligomers thereof, and (c) water in an amount of greater than 30% by weight relative to the total weight of the composition. The invention also relates to a composition comprising components (a), (b) and (c), and (d) one or more thickeners.

Abstract: The present invention relates to an aerosol device comprising a container containing: —one or more propellants, —a hair composition comprising: (i) one or more polymers containing a silicone unit bearing alkoxy-(aminomethyl)-silyl functional groups; (ii) one or more amphoteric fixing polymers and/or one or more cationic fixing polymers; the propellant(s) possibly being present in the composition or, in the container, separate from the composition.

Abstract: The present invention relates to a hair composition comprising: (i) one or more polymers containing a silicone unit bearing alkoxy-(aminomethyl)-silyl functional groups; (ii) one or more nonionic fixing polymers and/or one or more anionic fixing polymers.

Abstract: The present invention relates to a cosmetic composition comprising: one or more dicarbonyl derivatives corresponding to formula (I) below, and/or derivatives thereof and/or hydrates thereof and/or salts thereof: in which formula (I) R=H, COOH, linear or branched C1-C6 alkyl which is optionally substituted with an OH or COOH or Br radical; phenyl or benzyl optionally substituted with an OH or COOH radical; or alternatively an indolyl radical or one or more silanes corresponding to formula (II) below and/or oligomers thereof: R1Si(OR2)z(R3)x(OH)y??(II) in which formula (II): R1 is a linear or branched, saturated or unsaturated, cyclic or acyclic C1-C6 hydrocarbon-based chain substituted with a group chosen from the following groups: amine NH2 or NHR (R=C1-C20 and especially C1-C6 alkyl optionally substituted with a radical comprising a silicon atom, C3-C40 cycloalkyl or C6-C30 aromatic), or with a hydroxyl group, a thiol group, an aryl or aryloxy group which is unsubstituted or subst

Abstract: The present invention relates to a cosmetic composition for the treatment of keratin fibres, particularly human keratin fibres such as hair, comprising, in a cosmetically acceptable medium, one or more organosilanes, one or more cationic polymers having charge density greater than or equal to 4 meq/g and one or more cationic surfactants. The present invention also relates to a cosmetic process for treating keratin fibres using said cosmetic composition. The present invention finally relates to the use of said composition for the cosmetic treatment of keratin fibres.

Abstract: The present invention relates to a hair treatment process comprising the application to the hair of an aqueous-alcoholic composition comprising at least 5% of at least one C1-C7 alcohol and at least one organic monoacid, followed by a straightening/relaxing step using a straightening iron at a temperature of at least 100° C. The process of the invention allows good straightening of the hair, while durably reducing the volume and the frizziness effect of the hair.

Abstract: The present invention relates to a cosmetic composition comprising: i) one or more dicarbonyl compounds corresponding to formula (I) below, and/or derivatives thereof and/or hydrates thereof and/or salts thereof: in which formula (I), R is as defined in the description, in a specific amount; ii) one or more acids different from the compound(s) i) as defined previously; and iii) one or more specific alkalinizing agents. The subject of the invention is also a process for straightening keratin fibres using ingredients i), ii) and iii) with a step of straightening by means of a straightening iron at a temperature of at least 150° C., preferably ranging from 150 to 250° C.

Abstract: The present invention relates to a cosmetic composition comprising: one or more dicarbonyl compounds corresponding to formula (I) below, and/or derivatives thereof and/or hydrates thereof and/or salts thereof: one or more amine-generating derivatives chosen from the compounds of formula (II) below, salts thereof, tautomers thereof or hydrates thereof: The invention also relates to a process for straightening keratin fibers, especially the hair, which comprises the application to the hair of the composition of the invention, followed by a straightening step using a straightening iron at a temperature of at least 150° C., preferably ranging from 150 to 250° C.