Polymers capable of absorbing ultraviolet radiation, their preparation and their use in cosmetic compositions

摘要

An ultraviolet radiation absorbing polymer having units of formula I: (I) wherein X is a group derived from benzylidene-bornanone of formula II (II) wherein R1 represents hydrogen or C1-C12 alkoxy and R2 represents C4-C12 alkyl. The polymer is useful in protecting human skin against sunburn.