Composition containing a uv filter - b of the ester type of cinnamic acid, a uv filter - is of the type and a dibenzoylmethane derivative of s - triazine; this light

摘要

The present invention relates to a composition, in particular a cosmetic composition for topical application containing the combination of a uv filter - b of the ester type of cinnamic acid, a uv filter - is of the type of dibenzoylmethane derivative and of an s - triazine having two groups para - aminobenzalmalonate blocked and para - aminobenzoate a group of formula (i) particulière.elle also relates to a process for the light stabilization screw - to - screw of the uv radiation, of at least one uv filter - b of the ester type of cinnamic acid in the presence of a uv filter - is of the dibenzoylmethane compound consisting in associating the said mixture of at least one s - triazine having two groups para - aminobenzalmalonate blocked and para - aminobenzoate a group of formula (i) particulière.la present invention relates also to the use of said compound (s) - triazine of a composition comprising, in a cosmetically acceptable support, the combination of a uv filter - b of the ester type of cinnamic acid, a uv filter - is of the type of dibenzoylmethane derivative for the purpose of improving the efficiency of the said composition - to - screw of uv rays - b as well as to maintain the equilibrium of the uva - uvb during the exposure to sun.