L'oreal

Loreal Sa

Sandrine Chodorowski-Kimmes

Jean-Thierry Simonnet

Maria Dalko

Nathalie Mougin

Pascal Arnaud

Nathalie Jager Lezer

Gaëlle Brun

Xavier Schultze

Claudia Barba

Ivan Rodriguez

Francis Xavier Quinn

Pascal Giustiniani

Sheba Bergman

The present invention relates to a composition comprising, in a cosmetically acceptable medium, at least one water-insoluble solid organic UV-screening agent (A) at least one compound (B) that may be obtained by reaction between: an oil bearing at least one nucleophilic and/or electrophilic reactive function, and a junction group capable of establishing hydrogen bonds with one or more partner junction groups, each junction group pairing involving at least 3 hydrogen bonds, the said junction group bearing at least one reactive function capable of reacting with the reactive function borne by the oil, the said junction group also comprising at least one unit of formula (I) or (II): in which: R1 and R3, which may be identical or different, represent a divalent carbon-based radical; R2 represents a hydrogen atom or a linear, branched or cyclic, saturated or unsaturated, optionally aromatic, C1-C32 carbon-based and especially hydrocarbon-based radical, which may comprise one or more heteroatoms chosen from O, N, S, F, Si and P. 

Composition comprising a water-insoluble solid organic UV-screening agent and a compound capable of establishing hydrogen bonds

The invention relates to a hair dyeing process comprising: the application to the hair of a composition comprising a maleic anhydride ethylenic polymer and of an amine compound chosen from polyamine compounds bearing several primary amine and/or secondary amine groups and amino alkoxysilanes, and of at least one pigment the ethylenic polymer being derived from the polymerization of: (a) 45% to 95% by weight, relative to the total weight of monomers, of an ethylenic monomer bearing an at least Cs linear or branched alkyl group; (b) 5% to 25% by weight of maleic anhydride; (c) 0 to 50% by weight of additional monomer; the compositions used being anhydrous when the amine compound is an amino alkoxysilane.

Hair dyeing process using a pigment, a maleic anhydride acrylic polymer and an amine compound

The present invention relates to a hair dyeing process comprising at least one pigment and at least one aqueous dispersion of polyalkene supramolecular polymer with a surfactant system chosen from an anionic surfactant, a cationic surfactant and a non-ionic surfactant.

Hair dyeing process comprising a pigment and an aqueous dispersion of supramolecular polymer

The invention relates to a hair dyeing process comprising at least one pigment, at least one additional component selected from cross linking agents and/or plasticizers and at least one block polymer comprising: a first block with a glass transition temperature (Tg) of greater than or equal to 40&#xb0; C. derived from a monomer CH&#x2550;C(R)&#x2014;COOR2 in which R=H or methyl, R=Cto Ccycloalkyl group; and a second block with a glass transition temperature (Tg) of less than or equal to 20&#xb0; C. derived from a vinylphosphonic acid and from a monomer CH2=C(R)&#x2014;COORin which R=H or methyl, R=linear or branched Cto Cunsubstituted alkyl group, with the exception of a tert-butyl group or a methoxyethyl group.

Hair dyeing process comprising a block polymer bearing phosphonic acid groups and a pigment

Hair dyeing process comprising a phosphonic ethylenic polymer and a pigment The invention relates to a process for dyeing hair comprising at least one pigment and at least one phosphonic polymer derived from the polymerization of: (a) 45% to 95% by weight of ethylenic monomer bearing an at least Clinear or branched alkyl group; (b) 5% to 25% by weight of vinylphosphonic acid monomer; (c) 0 to 50% by weight of additional monomer chosen from: (i) linear or branched C-Calkyl (meth)acrylate or C-Ccycloalkyl (meth)acrylate non-silicone monomers; (ii) specific polydimethylsiloxane silicone monomers bearing a mono(meth)acryloyloxy end group.

Hair dyeing process comprising a phosphonic ethylenic polymer and a pigment

The present disclosure relates to a method for making up the skin and/or lips, wherein a cosmetic makeup composition comprising, in a cosmetically acceptable medium, at least one polyalkene-based supramolecular polymer is applied. The disclosure also relates to a cosmetic composition for making up the skin and/or lips, comprising, in a cosmetically acceptable medium, at least one polyalkene-based supramolecular polymer and at least one coloring material.

Cosmetic composition comprising a supramolecular polymer and method for making up the skin and/or lips employing a composition comprising a supramolecular polymer

Composition containing, in a cosmetically or dermatologically acceptable medium, a compound that may be obtained by reaction between: 

Composition containing a compound capable of establishing hydrogen bonds, and cosmetic treatment process

The invention relates to a cosmetic composition comprising, in a cosmetically acceptable medium, a compound that can be obtained by reaction between an OH-functionalized or COOH-functionalized wax and a junction group capable of establishing hydrogen bonds with one or more partner junction groups, said junction group comprising at least one unit of formula (I) or (II): The invention also relates to a cosmetic treatment process using said compounds.

Cosmetic composition, cosmetic treatment method and compound

The present patent application relates to a cosmetic or dermatological composition comprising, in a cosmetically or dermatologically acceptable medium, a polymer comprising: The patent application also concerns a cosmetic treatment process using the said composition.

Cosmetic or dermatological composition comprising a polymer bearing junction groups, and cosmetic treatment process

The invention relates to a cosmetic or dermatological composition comprising a hyaluronic acid derivative which comprises ureidopyrimidone units, to the said derivatives and to a cosmetic treatment method using them.

Cosmetic dermatological composition, cosmetic treatment method, and hyaluronic acid derivative

The present application relates to cosmetic compositions comprising, in a physiologically acceptable medium, a copolymer having a (thio)urethane/(thio)urea polymer skeleton, resulting from the reaction: The disclosure also relates to a method of cosmetic treatment of keratinous materials, comprising the application of a cosmetic composition as defined above on said materials.

Cosmetic compositon comprising a (thio)urethane/(thio)urea copolymer capable of forming at least 3 hydrogen bonds, and a method of cosmetic treatment

Disclosed herein is a cosmetic and/or pharmaceutical composition comprising, in a physiologically acceptable medium, a fatty phase and at least one compound chosen from compounds of formula (I), salts thereof, and isomers thereof, used to texture the fatty phase. Also disclosed herein is a method for texturing a cosmetic and/or pharmaceutical composition comprising adding to the composition at least one compound of formula (I). Further disclosed herein is a method for the cosmetic treatment of keratin materials comprising applying to the materials at least one composition of the present disclosure.

Bis-urea compounds and compositions and method of cosmetic treatment

The present disclosure relates to a composition for dyeing keratin fibers, comprising at least one polyalkene-based supramolecular polymer, at least one pigment and at least one volatile solvent, wherein the weight ratio of the at least one supramolecular polymer to the at least one pigment has a value greater than 0.25, and also a process for dyeing keratin fibers using this composition. The present disclosure may make it possible to obtain, on the keratin fibers, colored coatings for keeping the hairs individualized while at the same time preserving the physical qualities of the fiber.

Composition for dyeing keratin fibers, comprising at least one polyalkene-based supramolecular polymer, at least one pigment and at least one volatile solvent

Topically applicable photostable sunscreen/photoprotective compositions contain at least one dibenzoylmethane UV-sunscreen and an effective photostabilizing amount therefor of at least one amphiphilic block copolymer which comprises at least one nonionic hydrophilic polymer block and at least one hydrophobic polymer block, formulated into a topically applicable, cosmetically acceptable medium therefor.

Growing community of inventors

Senlis, France

Sandrine Chodorowski-Kimmes