A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/91 (2006.01) A61K 8/04 (2006.01) A61Q 5/06 (2006.01) C08F 290/02 (2006.01) C08F 290/06 (2006.01) C08L 51/00 (2006.01)
Patent
CA 2209462
This invention involves the use of a grafted copolymer in and for the preparation of cosmetic or dermatological compositions. The skeleton (S) of the copolymer consists of a copolymer having a vitreous transition temperature Tg ranging from 0 to 30°C, which can be obtained by radical polymerization or polycondensation, including on the skeleton (S) chain at least one graft consisting of a hydrophobic macromonomer (M) and having a vitreous transition temperature Tg higher than 25°C, and the cosmetic or dermatological compositions prepared.
La présente invention a pour objet l'utilisation dans et pour la préparation de compositions cosmétiques ou dermatologiques, d'un copolymère greffé dont le squelette (S) est constitué d'un copolymère de température de transition vitreuse Tg allant de 0 à 30°C, susceptible d'être obtenu par polymérisation radicalaire ou par polycondensation et comportant sur la chaîne du squelette (S) au moins un greffon constitué d'un macromonomère (M) hydrophobe et de température de transition vitreuse T'g supérieure à 25°C ainsi que les compositions cosmétiques ou dermatologiques mises en oeuvre.
Lion Bertrand
Mondet Jean
Mougin Nathalie
L'oreal
Robic
LandOfFree
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