Abstract: The present invention relates to a composition in the form of a water-in-oil emulsion, in particular comprising a physiologically acceptable medium, especially for coating keratin materials, more particularly for making up and/or caring for keratin materials, comprising: a) at least one oily continuous phase comprising at least one nonvolatile nonphenylated silicone oil, and b) at least one aqueous phase dispersed in said oily phase, comprising at least one water-soluble organic UV screening agent comprising at least one benzylidenecamphorsulfonic acid group and/or at least one water-soluble organic UV screening agent comprising at least one benzoxazole sulfonic acid group, and c) at least one inorganic base capable of partially or completely neutralizing said water-soluble organic UV screening agent(s), and d) at least one hydrophobic film-forming polymer, e) at least one emulsifying surfactant chosen from linear polyoxyalkylenated polydimethylmethylsiloxanes with an HLB?8.0.

Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) —at least one photocrosslinkable urethane (meth)acrylate compound P2 comprising at least one polyether chain, said compound having a molar mass greater than or equal to 1000 g/mol, —at least one film-forming polymer P3, —at least one photoinitiator, and —at least one volatile solvent chosen from acetone, ethyl acetate, and propyl acetate, said solvent being present in said composition at a content greater than or equal to 20%, preferably greater than or equal to 30%, by weight in relation to the total weight of said composition, wherein the ratio of the total mass of P1 and P2 to the total mass of P3 is less than or equal to 4.0.

Abstract: The invention relates to nail treatment system comprising at least one basecoat, at least one second coat, and optionally at least one topcoat, wherein the basecoat comprises water and at least one non-UV curable adhesive latex compound, and the second coat comprises at least one photocrosslinkable urethane (meth)acrylate and at least one (meth)acrylate monomer.

Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) —at least one photocrosslinkable urethane (meth)acrylate compound P2, comprising at least one polyethylene glycol chain, —preferably at least one film-forming polymer P3, and —at least one photoinitiator.

Abstract: The present invention relates to a cosmetic or dermatological composition of sol/gel type for making up and/or caring for keratin materials characterized in that it comprises the product resulting from the reaction: (a) of at least one alkoxysilane monomer or oligomer of formula (I) R1xSi(OR2)(4-x) or of formula (II) [R1y (OR2)z SiO ((4-?-?)/2)]? in which R1 represents, independently, a nucleophilic group other than a hydroxyl, or a (Ci-C2o)alkyl group, R2 represents, independently, a (Ci-Cio)alkyl group, and (b) of an amount of water corresponding to a number of moles of water, determined according to the following equation: X?(llAlkoxysilanes×llbAlkoxy groups)/nH2o with nH2o=Number of moles of water, nAikoxysiianes=Number of moles of alkoxysilane compounds, nbAikoxy groups=Weighted mean of the number of alkoxysilane groups per alkoxysilane compound, and X is a number greater than 2. It also relates to an associated cosmetic process and an associated kit for coating keratin materials.

Abstract: The present invention relates to a kit for coating a nail or false nail, and more particularly for making up a nail or false nail, comprising, in a physiologically acceptable medium: —a first photo-crosslinkable composition comprising, in a physiologically acceptable medium, at least one photo-crosslinkable compound a) comprising at least two (ALK)acrylate functions and at least one carboxylic acid function, —a second photo-crosslinkable composition comprising, in a physiologically acceptable medium: —at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound comprising a (poly)oxyalkylene unit, —at least one photo-crosslinkable compound c) comprising at least two carbamate units obtained by reaction with at least one diisocyanate of isophorone diisocyanate type, —at least one (ALK)acrylate monomer, preferably (meth)acrylate monomer, more preferentially tetrahydrofurfuryl methacrylate.

Abstract: The present invention relates to a photo-crosslinkable cosmetic composition, in particular for coating a nail or false nail, and more particularly for making up a nail or false nail, comprising, in a physiologically acceptable medium:—at least one photo-crosslinkable compound comprising at least one (poly)urethane poly(ALK)acrylate compound, preferably polyurethane di(meth)acrylate compound, more preferentially polyurethane dimethacrylate compound,—nitrocellulose,—at least one primary anti-oxidant, preferably chosen from sterically hindered phenols, and aromatic secondary amines, more preferentially di(tert-butyl) 4-hydroxytoluene,—at least one secondary antioxidant, preferably chosen from compounds comprising at least one unit formed from a sulfur atom linked to two carbon atoms, more preferentially chosen from a di(t-butyl) hydroxyphenylamino bisoctylthiotriazine compound. The present invention also relates to specific methods for applying such a composition.

Abstract: The present invention relates to a photo-crosslinkable cosmetic composition, in particular for coating a nail, and more particularly for making up a nail, comprising, in a physiologically acceptable medium: —at least one photo-crosslinkable compound a) comprising at least two (ALK)acrylate functions and at least one carboxylic acid function, —at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound, preferably polyurethane di(meth)acrylate compound, more preferentially polyurethane dimethacrylate compound, the photo-crosslinkable compound(s) b) preferably comprising a (poly)oxyalkylene unit, in particular comprising a (poly)oxyethylene unit, preferably comprising from 1 to 100 oxyalkylene units, preferably from 5 to 50 oxyalkylene units, and preferentially approximately 8 to 10 oxyalkylene units, —at least one film-forming polymer present in a total content strictly less than 30% by weight, relative to the weight of the total solids of the composition.

Abstract: The present invention relates to a photo-crosslinkable cosmetic composition, in particular for coating a nail, and more particularly for making up a nail, comprising, in a physiologically acceptable medium: (I) in which formula (I): — R—1, R2, R3, which may be identical or different, represent a hydrogen atom, or a C1-C10, preferably C1 alkyl group, preferably R1 being a methyl, preferably R2 and R3 being a hydrogen atom, — n represents an integer between one and 10, preferably equal to 2, — the bond between ? and ? of the carbonyloxy is a single bond, a double bond or is a bond within a (hetero)cyclic compound comprising from 5 to 7 carbon atoms; — at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound preferably comprising a (poly)oxyalkylene unit. The present invention also relates to specific methods for applying such a composition.

Abstract: The present invention relates to a kit for coating a nail or false nail, and more particularly for making up a nail or false nail, comprising: —a first photo-crosslinkable cosmetic composition comprising, in a physiologically acceptable medium, at least one photo-crosslinkable compound a) corresponding to formula (I) in which formula (I) —R1, R2 and R3, which may be identical or different, represent a hydrogen atom or a C1-C10 alkyl group, n represents an integer between 1 and 10, —the bond between ? and ? of the carbonyloxy is a single bond or a double bond or is a bond included in a (hetero)cycle comprising from 5 to 7 carbon atoms; and —a second photo-crosslinkable composition comprising, in a physiologically acceptable medium: • at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound comprising a (poly)oxyalkylene unit, • at least one photo-crosslinkable compound c) comprising at least two carbamate units obtained by reaction with at least one diisocy

Abstract: The present invention relates to a photo-crosslinkable cosmetic composition, in particular for coating a nail or a false nail, and more particularly for making up a nail or a false nail, comprising, in a physiologically acceptable medium: at least one photo-crosslinkable compound a) comprising at least one (ALK)acrylate function and at least one carboxylic acid function, at least one photo-crosslinkable compound b) comprising at least one (poly)urethane poly(ALK)acrylate compound, preferably polyurethane di(meth)acrylate compound, more preferentially polyurethane dimethacrylate compound, the photo-crosslinkable compound(s) b) comprising a (poly)oxyalkylene unit, in particular comprising a (poly)oxyethylene unit, preferably comprising from 1 to 100 oxyalkylene units, preferably from 5 to 50 oxyalkylene units, and preferentially approximately 8 to 10 oxyalkylene units, at least one photo-crosslinkable compound c) comprising at least one (poly)urethane poly(ALK)acrylate compound, preferably polyurethane di(meth)

Abstract: The invention relates to nail treatment system comprising at least one basecoat, at least one second coat, and optionally at least one topcoat, wherein the basecoat comprises water and at least one non-UV curable adhesive latex compound, and the second coat comprises at least one photocrosslinkable urethane (meth)acrylate and at least one (meth)acrylate monomer.

Abstract: The present invention relates to a makeup and/or care method of a nail and/or false nail, comprising a) applying a photocrosslinkable cosmetic composition (C1) onto a nail or false nail; b) exposing the coated nail or false nail obtained in step a) to UV or visible light radiation and then photocrosslinking to obtain a crosslinked layer (C?1); c) applying a photocrosslinkable cosmetic composition (C2) onto the nail or false nail coated with the crosslinked layer (C?1) obtained in step b); and d) exposing the coated nail or false nail to UV or visible light radiation and then photocrosslinking to obtain a crosslinked layer (C?2); the composition (C1) comprising in a physiologically acceptable medium at least one photocrosslinkable compound comprising at least two (meth)acrylate functions and at least one carboxylic acid function, at least one volatile solvent (S) in a proportion greater than or equal to 30% in relation to the total weight of the composition (C1), and at least one photoinitiator; the compositio

Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) at least one photocrosslinkable urethane (meth)acrylate compound P2, comprising at least one polyethylene glycol chain, preferably at least one film-forming polymer P3, and at least one photoinitiator.

Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane(meth)acrylate compound P2 comprising a of ether chain, said compound having a molar mass greater than or equal to 1000 g/mol, at least one film-forming polymer P2, —at least one photoinitiator, and—at least one volatile solvent chosen from acetone, ethyl acetate, and propyl acetate, said solvent being preferably present in said composition at a content greater than or equal to 20%, preferentially greater than or equal to 30%, by weight in relation to the total weight of said composition, wherein the weight ratio between P1 and P2 is less than or equal 2.0.

Abstract: The present invention relates to a makeup and/or care method of a nail and/or false nail, particularly comprising a step for applying, onto a nail or false nail, a photocrosslinkable cosmetic composition C1, the composition C1 comprising in a physiologically acceptable medium at least one photocrosslinkable (meth)acrylate compound, at least one film-forming polymer P1 in a proportion greater than or equal to 10% by weight in relation to the total dry extract weight of the composition C1, at least one volatile solvent S in a proportion greater than or equal to 30% in relation to the total weight of the composition C1 and at least one photoinitiator.

Abstract: The present invention relates to a photocrosslinkable cosmetic composition, comprising in a physiologically acceptable medium: —at least one photocrosslinkable urethane (meth)acrylate compound P1 comprising at least one structural unit: (I) —at least one photocrosslinkable urethane (meth)acrylate compound P2 comprising at least one polyether chain, said compound having a molar mass greater than or equal to 1000 g/mol, —at least one film-forming polymer P3, —at least one photoinitiator, and —at least one volatile solvent chosen from acetone, ethyl acetate, and propyl acetate, said solvent being present in said composition at a content greater than or equal to 20%, preferably greater than or equal to 30%, by weight in relation to the total weight of said composition, wherein the ratio of the total mass of P1 and P2 to the total mass of P3 is less than or equal to 4.0.

Abstract: The present invention relates to a cosmetic or dermatological composition of sol/gel type for making up and/or caring for keratin materials characterized in that it comprises the product resulting from the reaction: (a) of at least one alkoxysilane monomer or oligomer of formula (I) R1xSi(OR2)(4-x) or of formula (II) [R1y (OR2)z SiO ((4-?-?)]? in which R1 represents, independently, a nucleophilic group other than a hydroxyl, or a (Ci-C2o)alkyl group, R2 represents, independently, a (Ci-Cio)alkyl group, and (b) of an amount of water corresponding to a number of moles of water, determined according to the following equation: X?(llAlkoxysilanes×llbAlkoxy groups)/nH2o with nH2o=Number of moles of water, nAikoxysiianes=Number of moles of alkoxysilane compounds, nbAikoxy groups=Weighted mean of the number of alkoxysilane groups per alkoxysilane compound, and X is a number greater than 2. It also relates to an associated cosmetic process and an associated kit for coating keratin materials.

Abstract: The present invention relates to a flexible article for application to the nails and/or false nails so as to make them up and/or care for them, the article comprising at least one adhesive layer, and being characterized in that said adhesive layer comprises at least two block copolymers, a tackifier resin, and a plasticizer.