Patent ID: 6984340

Claim:
A formulation comprising: a) an acyl amino acid derivative of the formula (III): R 1 —(CO)—N(R 5 )—CH 2 —CO 2 H (III) in which R 4 is C 8 -C 30 optionally substituted alkyl and R 5 is hydrogen or methyl, and b) a N,N 1 -disubstituted aminomethyl triazole derivatives of the formula (IV): T 2 —CH 2 —NR 4 2 (IV) in which T 2 is an optionally substituted 1,2,3-benzotriazole group, or an optionally substituted 1,2,4-triazole group, and R 6 is a hydroxyalkyl group.