Patent ID: 7476699

Claim:
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 1 are hydrogen; R 2 is —C(═O)—R 4 in which R 4 is C 1 -C 20 alkyl, or C 2 -C 20 alkyl interrupted by 1 to 6 oxygen atoms; and R 3 is hydrogen or C 1 -C 20 alkoxy, 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.