Patent ID: 7476699
Filing Date: 2009-01-13
Classification: A61K,A61Q,C07D,Y10S

Abstract:
1. A cosmetic composition comprising (A) at least one organic material which is sensitive to damage by light, oxygen and/or heat, and (B) an aqueous nanopigment suspension comprising at least one compound having the formula: wherein R and R R R and a cosmetically acceptable auxiliary, wherein the compounds of formula (1) or formula (1A) of component (B) have a mean particle size of 100-400 nm; and said composition is present in a cosmetic preparation selected from the group consisting of a water-in-oil emulsion, an oil-in-water emulsion, an oil-in-oil alcohol lotion, a vesicular dispersion of an ionic amphiphilic lipid, a vesicular dispersion of an nonionic amphiphilic lipid, a gel, a solid stick and an aerosol.