Patent ID: 7192454
Filing Date: 2007-03-20
Classification: A61K,A61Q

Abstract:
1. A composition comprising, in a cosmetically acceptable medium, at least one fluorescent dye that is soluble in the medium, and at least one complexing agent chosen from with the proviso that the composition does not comprise, as a fluorescent dye, 2-[2-(4-dialkylamino)phenylethenyl]-1-alkylpyridinium in which the alkyl radical of the pyridinium nucleus is a methyl or ethyl radical and the alkyl radical of the benzene nucleus is a methyl radical,and in which the counterion is a halide; and wherein the at least one fluorescent dye is chosen from: wherein: R 1 and R 2 , which may be identical or different, are each chosen from: R R R R R X is chosen from: Y n is an integer at least equal to 2 and at most equal to the number of cationic charges present in the fluorescent compound; and wherein: R is chosen from a methyl or ethyl radical; R′ is a methyl radical; and X″ is chosen from chloride, iodide, sulphate, methosulphate, acetate, and perchlorate anions.