A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/49 (2006.01) A61K 8/81 (2006.01) A61Q 5/10 (2006.01) A61Q 17/04 (2006.01) A61Q 19/00 (2006.01)
Patent
CA 2236277
The present invention is directed to an aqueous cosmetic composition containing uric acid in a stably solubilized state together with an acrylic polymer. The composition is adjusted to pH equal to or higher than pK1 of uric acid, in particular, pH 7 or higher by an alkali to solubilize uric acid. A method for stably solubilizing uric acid in an aqueous cosmetic composition is also disclosed.
L'invention concerne une composition cosmétique aqueuse contenant de l'acide urique dans un état solubilisé stable et un polymère acrylique. Le pH de la composition est ajusté pour être égal ou supérieur au pK1 de l'acide urique, en particulier à 7 ou plus au moyen d'un alcali afin de solubiliser l'acide urique. Une méthode est également dévoilée pour solubiliser de façon stable l'acide urique dans une composition cosmétique aqueuse.
Tomura Kazuyo
Tsujino Yoshio
Henkel Lion Cosmetics Co. Ltd.
Kirby Eades Gale Baker
Yamahatsu Sangyo Kaisha Ltd.
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