L'oreal

Loreal Sa

Other

Societe L'oreal Sa

Raluca Lorant

Paula Frances Lennon

Karl Boutelet

Laure Fageon

Isabelle Hansenne

Christine DuPuis

Isabelle Bara

Martin Josso

Mathieu Chabrillangeas

Sandrine Vernaire

Laurence Sebillote-Arnaud

Lionel Breton

Mireille Maubru

Jacqueline Griat

Florence Tournilhac

Laurence Sebillotte-Arnaud

Nadia Terren

Carole Guiramand

Christel Liviero

Sophie Favre

Nathalie Jager-Lezer

Sonia Eyraud

Vincent Grandjon

Nathalie Guillier

Mirelle Maubru

Nathalie Boileau-Lété

Cosmetic emulsion containing a gemini surfactant and a lipophilic polymer The invention relates to a composition in the form of an emulsion, in particular in the form of an oil-in-water emulsion, comprising a gemini surfactant having a specific chemical structure with at least two fatty amide groups and at least one lipophilic polymer comprising at least hydroxyethyl acrylate units and acrylate units bearing a lipophilic group, wherein the weight ratio of the sum of all the hydroxyethyl acrylate units to the sum of all the acrylate units bearing a lipophilic group ranges from 1:30 to 1:1 and wherein the lipophilic polymer has a number-average molecular weight Mn ranging from 2000 to 9000 g/mol. The composition in accordance with the invention makes it possible to obtain a cosmetic emulsion having an increased sun protection factor, while at the same time having good cosmetic properties, such as a non-greasy and non-tacky feel, while at the same time being stable, in particular from the physicochemical viewpoint.

Cosmetic emulsion containing a gemini surfactant and a lipophilic polymer

Provided is a composition, in the form of an emulsion comprising a polyester from the esterification, with a polycarboxylic acid, of an aliphatic hydroxycarboxylic acid ester comprising at least two hydroxyl groups and at least one nonionic cellulose derivative comprising one or more hydrophobic substituents containing from 8 to 30 carbon atoms. Also provided is a composition comprising an active agent chosen from C-glucoside derivatives, a pasty fatty substance and a nonionic cellulose derivative comprising one or more hydrophobic substituents containing from 8 to 30 carbon atoms. Emulsions are made possible containing pasty fatty substances that are stable, even without an emulsifying surfactant or with a low content thereof (for example less than 3%), and which afford good sensory pleasure, even when the composition comprises a high content of pasty fatty substances. The emulsions can also contain active agents chosen from C-glucoside derivatives and cucurbic acid derivatives that are stable.

Cosmetic composition comprising a pasty fatty substance and a non-ionic derivative of hydrophobic-modified cellulose

The present invention relates to a composition for topical application comprising at least one fatty phase; at least one volatile hydrocarbon-based oil; and at least one lipophilic polymer comprising at least hydroxyethyl acrylate units and acrylate units bearing a lipophilic group, the weight ratio of the sum of all the hydroxyethyl acrylate units to the sum of all the acrylate units bearing a lipophilic group ranging from 1:30 to 1:1 and the lipophilic polymer having a number-average molecular weight Mn ranging from 2000 to 9000 g/mol. The composition in accordance with the invention has improved sensory properties, allowing faster and more complete absorption into the skin. In particular, the composition in accordance with the invention leaves a non-greasy and non-tacky feel on the skin, during and after application, even in the presence of solid fatty substances such as waxes.

Composition comprising a fatty phase, a lipophilic polymer and a volatile hydrocarbon-based oil

The invention relates to a composition in the form of an oil-in-water emulsion and its use that contains in a physiologically acceptable medium,

High oil content O/W emulsions stabilized with a hydrophobically modified inulin and a hydrophilic acrylic polymer

The present invention relates to a composition for topical application, comprising at least one aqueous phase, at least one superabsorbent polymer and at least one lamellar or platelet-shaped matting mineral filler. A subject of the invention is also a cosmetic treatment process for keratin materials, which consists in applying to the keratin materials a composition as defined above, and also the use of this composition in the cosmetic or dermatological field, and in particular for caring for, protecting and/or making up bodily or facial skin, or for haircare. The composition according to the invention has both a matt appearance throughout all the steps of its use, from the appearance of the product up to the finished skin, and a comfortable sensation throughout its use, from the application to the total penetration of the product.

Cosmetic composition comprising a superabsorbent polymer and a lamellar or platelet-shaped matting mineral filler

The subject of the present invention is a cosmetic composition of oil-in-water type comprising: (1) hydrophobic silica aerogel particles having a specific surface area per unit of mass (S) ranging from 500 to 1500 m/g and a size, expressed as volume-average diameter (D[0.5]), ranging from 1 to 1500 &#x3bc;m ; (2) at least one gemini surfactant of formula (I): in which Rand Rdenote, independently of one another, an alkyl radical containing from 1 to 25 carbon atoms; Rdenotes a spacer consisting of a linear or branched alkylene chain containing from 1 to 12 carbon atoms; X and Y denote, independently of one another, a &#x2014;(CHO)&#x2014;(CHO)Z group; n ranges from 1 to 10 ; and (3) at least one fatty phase comprising at least one fatty substance chosen from solid fatty substances and pasty fatty substances. The composition in accordance with the invention makes it possible to make good the lack of cutaneous lipids in dehydrated skin, and to provide comfort and persistent nutrition, while at the same time having sensory properties, for example a non-greasy and non-tacky effect and a matt skin appearance, and also good skin penetration properties, even with a high level of solid fatty substance.

Cosmetic composition comprising silica aerogel particles, a gemini surfactant and a solid fatty substance

A cosmetic or dermatological compositions of oil-in-water emulsion type, including, in a physiologically acceptable medium, at least gemini surfactant of formula (I): in which Rand Rdenote, independently of one another, an alkyl radical containing from 1 to 25 carbon atoms; Rdenotes a spacer consisting of a linear or branched alkylene chain containing from 1 to 12 carbon atoms; X and Y denote, independently of one another, a group &#x2014;(CHO)&#x2014;(CHO)Z; n ranges from 1 to 10, in combination with an effective amount of at least one semi-crystalline polymer which is solid at ambient temperature and which has a melting point below 70&#xb0; C., said polymer having a number-average molecular mass greater than or equal to 2000, said emulsion having a proportion of fatty phase of greater than 10% by weight relative to the total weight of the composition and including more than 40% by weight of non-volatile oil(s) relative to the weight of the fatty phase.

Cosmetic oil-in-water emulsion

The present invention relates to a composition comprising an aqueous phase, at least one mattifying filler and at least one silane corresponding to formula (I) below and/or oligomers thereof: RSi(OR)(R3)(OH)(I) in which: &#x2022;Ri is a linear or branched, saturated or unsaturated C1-C22 hydrocarbon-based chain, which may be substituted with an amine group NH2 or NHR (R=C1-C20 and especially C1-C6 alkyl, C3-C40 cycloalkyl or C6-C30 aromatic); or with a hydroxyl group, a thiol group, an aryl group (more particularly benzyl), which is substituted or unsubstituted; Ri possibly being interrupted with a heteroatom (O, S or NH) or a carbonyl group (CO), &#x2022;R2 and R3, which may be identical or different, represent a linear or branched alkyl group comprising from 1 to 6 carbon atoms, &#x2022;y denotes an integer ranging from 0 to 3, and &#x2022;z denotes an integer ranging from 0 to 3, and &#x2022;x denotes an integer ranging from 0 to 2, &#x2022;with z+x+y=3, The invention also relates to a cosmetic process for making up and/or caring for keratin materials comprising a step of applying a composition according to one of the preceding claims to the said materials.

Cosmetic composition comprising mattifying fillers and a silane

The invention relates especially to a composition in the form of an oil-in-water emulsion comprising an inner fatty phase and an outer aqueous phase and containing: a) at least 0.01% by weight and preferably at least 0.05% by weight, relative to the total weight of the composition, of at least one inulin modified with hydrophobic chains, and b) at least 0.05% by weight and preferably at least 0.1% by weight, relative to the total weight of the composition, of at least one thickening polysaccharide of plant origin, the said composition being free of silicones. The invention also relates to a cosmetic process using the said composition.

O/W emulsions containing a hydrophobic modified inulin and at least one thickening polysaccharide of plant origin

A subject matter of the present invention is a composition for topical application comprising hydrophobic silica aerogel particles and at least one emulsifying silicone elastomer. Another subject matter of the invention is a method for the cosmetic treatment of keratinous substances which consists in applying, to the keratinous substances, a composition as defined above, and also the use of this composition in the cosmetic or dermatological field and in particular for caring for, protecting and/or making up the skin of the body or face or for caring for the hair. The composition of the invention makes it possible to improve the sensory properties of cosmetic compositions provided in the anhydrous or emulsified form by making possible more complete absorption, without a greasy or unpleasant residual film on the skin.

Cosmetic composition comprising silica aerogel particles and an emulsifying silicone elastomer

A cosmetic composition in the form of an emulsion comprising at least one aqueous phase and at least one fatty phase, at least one superabsorbent polymer and at least one surfactant of formula (I): Wherein: Rand Rdenote, independently of each other, an alkyl radical containing from 1 to 25 carbon atoms; Rdenotes a spacer formed from a linear or branched alkylene chain containing from 1 to 12 carbon atoms; X and Y denote, independently of each other, a group &#x2014;(CHO)&#x2014;(CHO)Z, in which Z denotes a hydrogen atom or a radical &#x2014;CH&#x2014;COOM, &#x2014;SOM, &#x2014;P(O)(OM), &#x2014;CH&#x2014;SOM, &#x2014;CH&#x2014;SOM or &#x2014;CH(CHOH)CHOH, in which M, M' represent H or an alkali metal, alkaline-earth metal, ammonium or alkanolammonium ion, a ranges from 0 to 15, b ranges from 0 to 10, and the sum of a+b ranges from 1 to 25; and n ranges from 1 to 10 is provided.

Composition comprising a superabsorbent polymer and a gemini surfactant

The invention relates to a composition in the form of a water-in-oil emulsion comprising an aqueous phase dispersed in an oily phase and containing: a) at least one fatty acid ester of a polyol; and b) at least one hydrophobically modified polysaccharide chosen from inulins, celluloses and derivatives thereof, starches and agars, and mixtures thereof. In particular, the fatty acid ester of a polyol is polyglyceryl-4 diisostearate/polyhydroxystearate/-sebacate. It also relates to a process for caring for, making up and/or removing makeup from the skin, including the scalp, the hair and the lips, comprising the topical application of such a composition to the skin, the scalp or the lips.

Water-in-oil (W/O) emulsion stabilized with a lipophilic emulsifier and a hydrophobically modified polysaccharide

The invention relates to a composition in the form of an oil-in-water emulsion comprising, in a physiologically acceptable medium: i) at least 0.005% by weight, preferably at least 0.01% by weight, relative to the total weight of the composition, of at least one inulin modified with hydrophobic chains, and ii) at least 0.01% by weight, preferably at least 0.05% by weight, of active substance relative to the total weight of the composition, of at least one hydrophilic acrylic polymer selected from the at least partially neutralized, crosslinked acrylic homopolymers or copolymers, the polyacrylamidomethyl-propanesulphonic acid (AMPS) homopolymers and mixtures thereof. It also relates to a cosmetic method employing said composition.

The present invention relates to a composition for topical application, comprising at least one electrolyte and at least one amphiphilic polymer including at least one ethylenically unsaturated monomer containing a sulphonic group, in free form or partially or totally neutralized form and comprising at least one hydrophobic portion. The invention also relates to the uses of the said composition, especially in cosmetics, to treat and care for human skin, the scalp, mucous membranes, the nails and keratin fibres.

Stable composition with high electrolyte content containing an amphiphilic polymer

A composition containing an aqueous phase dispersed in an oily phase, at least one emulsifier with an HLB value ranging from 1 to 8, at least one organic powder, and, in the oily phase at least one semicrystalline polymer with organic structure that is solid at room temperature and that has a melting point of less than 70&#xb0; C., the said polymer comprising a) a polymer skeleton and b) at least one crystallizable organic side chain and/or at least one crystallizable organic sequence forming part of the said polymer skeleton, the polymer having a number-average molecular weight of greater than 2,000. This composition can especially constitute a cosmetic cream, having a very pleasant texture when applied to the skin, or a stick, especially a makeup-removing stick.

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Thiais, France

Raluca Lorant