Patent ID: 7166273

Claim:
A sunscreen composition comprising i) at least one UV-A organic sunscreen selected from the group consisting of 2-Methyldibenzoylmethane, 4-Methyldibenzoylmethane, 4-Isopropyldibenzoylmethane, 4-Tert-butyldibenzoylmethane, 2,4-Dimethyldibenzoylmethane, 2,5-Dimethyldibenzoylmethane, 4,4′-Diisopropyldibenzoylmethane, 4,4′-Dimethyldibenzoylmethane, 4-Tert-butyl-4′-methoxydibenzoylmethane, 2-Methyl-5-isopropyl-4′-methoxydibenzoylmethane, 2-Methyl-5-tert-butyl-4′-methoxydibenzoylmethane, 2,4-Dimethyl-4′-methoxydibenzoylmethane, 2,6-Dimethyl-4-tert-butyl-4′-methoxydibenzoylmethane; and ii) at least one compound of formula I or II wherein A is a moiety which provides chromophoric properties; each R is independently linear or branched C 1 to C 8 alkyl; R 1 is selected from the group consisting of —C(O)CH 3 , —CO 2 R 3 , —C(O)NH 2 , —C(O)N(R 4 ) 2 and —CN; X is O or NH; R 2 is linear or branched C 1 to C 20 alkyl; R 3 is linear or branched C 1 to C 20 alkyl; and each R 4 is independently hydrogen or linear or branched C 1 to C 8 alkyl.