Patent ID: 7388102

Claim:
An organosilicone compound comprising a unit of formula I wherein a is 0, 1 or 2, R 1 is hydrogen, a saturated or unsaturated C 1 -C 30 hydrocarbon group or a trimethylsilyloxy group; and Z is an amino substituted hydroxybenzophenone of formula III wherein R 3 and R 4 independently are hydrogen, C 1 -C 20 alkyl, C 2 -C 20 alkenyl, C 3 -C 10 cycloalkyl or C 3 -C 10 cycloalkenyl or R 3 and R 4 , together with the nitrogen atom they are bound to, form a 5 to 6 membered ring; X is —O— or —NR 5 - wherein R 5 is hydrogen, C 1 -C 20 alkyl, C 2 -C 20 alkenyl, C 3 -C 10 cycloalkyl or C 3 -C 10 cycloalkenyl; and Y is a divalent C 3 -C 12 alkylene or alkenylene chain; and, optionally, a unit of formula II wherein b is 0,1, 2, 3; and R 2 is hydrogen, a saturated or unsaturated C 1 -C 30 hydrocarbon group or a trimethylsilyloxy group.