Fecha de publicación:
14/04/2010
Fuente: WIPO "miel"
Composition (A) comprises in a medium at least one UV filter system, at least one dibenzoylmethane derivative (1a) and at least one dithiolane compound (I). Composition (A) comprises in a medium at least one UV filter system, at least one dibenzoylmethane derivative (1a) and at least one dithiolane compound of formula (I). Y 1O or NR 1; either R 1H (preferred), 1-20C linear saturated, 3-20C branched or 2-20C unsaturated alkyl hydrocarbon, or aryl (optionally substituted by one or more OH and/or 1-8C alkoxy); and R : H, 1-20C linear saturated, 3-20C branched or 2-20C unsaturated alkyl hydrocarbon, aryl or 1-8C saturated alkyl having aryl substituent (optionally substituted by one or more OH and/or 1-8C alkoxy), where R optionally has one or more substituents of OR 2, SR 2, NR 2R 3 or COOR 2; or RR 1ring comprising pyrrolidine, pyrroline, piperidine, piperazine, morpholine, thiomorpholine, or azepine; R 2H, 1-5C linear saturated, 3-5C branched or 2-5C unsaturated hydrocarbon, or aryl; and R 3H, 1-5C linear saturated, 3-5C branched or 2-5C unsaturated hydrocarbon, aryl or acetyl. [Image]