L'oreal

Loreal Sa

Other

Arkema France

Nathalie Mougin

Jean Aulnay Mondet

Bertrand Lion

Xavier Schultze

Henri Samain

Bertrand Piot

Val&eacute;rie De La Poterie

Aude Livoreil

Gwenaëlle Jegou

Michel Philippe

Olivier Guerret

Daniel P Bauer

Anne-Claude Dublanchet

Gwenaelle Jegou

Franck Hernandez

Nicolas Passade Boupat

Alain Franbourg

Henri Sebag

Alex M Junino

Christine DuPuis

Grégory Plos

Isabelle Bara

Daniele Cauwet

Roland De La Mettrie

François Cottard

Sandrine Chodorowski-Kimmes

Jeanne Patraud

Colette Cazeneuve

Marco Vicic

Elise Maury

Monique Guelton

The invention relates to an ethylene cationic polymer comprising at least one primary, secondary or tertiary protonable amine function which is at least partially neutralized by a polymer organic acid neutralizing agent which contains at least one carboxylic, sulphonic and/or phosphonic acid function. Said invention also relates to a cosmetic or pharmaceutical composition comprising said neutralized polymer in a physiologically acceptable medium, in particular, cosmetically or pharmaceutically acceptable medium. A method for cosmetically treating keratinic materials, such as a body of face skin, nails, hairs, eyebrows and/or eyelashes, consisting in applying the inventive cosmetic composition to said keratinic materials is also disclosed.

Neutralised cationic polymer, composition containing said polymer and a cosmetic treatment method

The invention concerns novel ethylene copolymers comprising polyethylene glycol (meth)acrylate monomers, cationic monomers, and optionally amphoteric, anionic and/or hydrophilic nonionic monomers, neutralized by particular neutralizing agents. The invention also concerns composition in particular cosmetic or pharmaceutical comprising said copolymers, as well as methods for preparing said copolymers, and cosmetic treatment methods using same.

Ethylene copolymers, compositions comprising same and preparation and treatment methods

The present disclosure relates to novel ethylenic copolymers comprising from 10% to 80% by weight, of at least one monomer of polyethylene glycol (meth)acrylate type, from 20% to 90% by weight, of at least one anionic monomer, and from 0% to 70% by weight, at least one additional nonionic hydrophilic monomer. The disclosure also relates to a composition, such as cosmetic or pharmaceutical compositions, comprising the copolymers and to a method of using the same.

Ethylenic copolymers, compositions and methods of the same

The invention relates to a cosmetic composition, particularly for hair care, and to a method for cosmetically treating keratin material, particularly the hair, using the compounds of Formula (I), where: &#x2014;n=1, 2, 3, or 4; &#x2014;R1, R'1, R2, and R&#x2032;2 are H, &#x2014;OH, &#x2014;NRR&#x2032;, or a C1-C18 carbon group capable of containing one or more heteroatoms selected from among O, S, and N; and &#x2014;Z is a multivalent carbon radical optionally substitutable and/or interruptible by specific groupings, it being understood that said radical Z includes at least one heteroatom selected from among N, O, and S.

Cosmetic composition, compound and cosmetic treatment method

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

Cosmetic composition, cosmetic treatment method, and compound

The present disclosure relates to novel polyurethanes comprising cationic units, of diisocyanates and of nonionic units derived from polyolefins comprising at least 10 mol % of units comprising at least one residual carbon-carbon double bond. The present disclosure also relates to cosmetic or pharmaceutical compositions comprising the polyurethanes, and also to a cosmetic treatment process, for example for shaping and/or holding the hair, comprising the application of such a composition.

Composition comprising novel polyurethanes and cosmetic treatment process

A linear, block copolymer, which is useful in cosmetics and improves the styling power and hold of hair laquer, adhesion of nail varnish and hold/adhesion of makeup, includes at least two blocks having different glass transition temperatures, Tg; where at least one of said blocks has a glass transition temperature of 20&#xb0; C. to &#x2212;100&#xb0; C., and wherein the at least one block having a Tg of 20&#xb0; C. to &#x2212;100&#xb0; C. is a copolymer B having a first monomer wherein the Tg of the corresponding homopolymer is in the range from more than 20&#xb0; C. to 200&#xb0; C., and a second monomer wherein the Tg of the corresponding homopolymer is in the range from 20&#xb0; C. to &#x2212;100&#xb0; C.

Adhesive block ethylenic copolymers, cosmetic compositions containing them and cosmetic use of these copolymers

The present invention relates to a care, and/or treatment, and/or make-up cosmetic composition for keratin materials, comprising, in a physiologically acceptable medium, an efficient amount of at least one linear, branched or cyclic polymer, or dendrimer, comprising:

Cosmetic composition forming after application a supramolecular polymer

The invention relates to novel ethylene copolymers comprising 10-60% polyethylenglycol (meth)acrylate monomers and 40-90% substantially cationic monomer. Compositions, in particular cosmetic or pharmaceutical compositions, containing the inventive copolymers and a cosmetic treatment method using said copolymers are also disclosed.

Ethylene copolymers, compositions containing said copolymers and treatment method

A hair-cosmetic composition comprising, in a cosmetically acceptable medium, at least one film-forming gradient copolymer comprising at least two different monomeric residues, and displaying a mass polydispersity index (Ip) less than or equal to 2.5, wherein the composition is able to form a film that has a strain at break &#x3b5;ranging from 5% to 2500%, and/or a Young's modulus ranging from 0.5 to 1200 Mpa, and/or an instantaneous elastic recovery &#x3b5;greater than or equal to 10%. An aerosol composition packaged in an aerosol device, comprising a propellant and a haircare composition as defined above, and also a method for treating the hair, such as a styling method, comprising applying the haircare composition or the aerosol composition above to the hair.

Hair-cosmetic composition comprising at least one film-forming gradient copolymer, aerosol composition comprising the cosmetic composition and method for treating hair using the composition

The present invention relates to a linear ethylenic block copolymer comprising in each block at least one ionic hydrophilic unit, which may be different from one block to another, the said ionic hydrophilic unit being present in each block in a proportion of from 2% to 100% by weight relative to the weight of the said block. The invention also relates to a cosmetic or pharmaceutical composition comprising such a copolymer, and also to a cosmetic process for making up or caring for keratin materials using the said composition.

Block copolymer, composition comprising it and cosmetic treatment process

A cosmetic composition where a linear, block ethylenic copolymer is dissolved in a physiologically acceptable medium, wherein the linear, block ethylenic copolymer improves the hold of hair lacquer, increases the adhesion of a nail varnish and improves the hold and adhesion of makeup.

A cosmetic composition of a linear, block ethylenic copolymer dissolved in a physiologically acceptable medium where the linear, block ethylenic copolymer includes at least two blocks having different glass transition temperatures, Tg; and one of the blocks is a copolymer of different monomers chosen from acrylates and/or methacrylates.

Growing community of inventors

Paris, France

Nathalie Mougin