Patent ID: 9670167
Date: 2017-06-06
CPC Classifications: C07D,C08F,C08J,C08K,C09D,Y10T

Claim:
1. A reactive UV absorber having the general formula (1): wherein Y wherein * stands for a bonding site, r is 0 or 1, R X is a group having the general formula (3) or (4): wherein *1 bonds to the oxygen in formula (1), *2 bonds to T in formula (1), *3 each independently is hydrogen or bonds to T in formula (1) directly or via a divalent, linear or branched, saturated hydrocarbon group which may be separated by at least one element of oxygen, nitrogen, sulfur, and phosphor, at least one *3 bonds to T directly or via a divalent, linear or branched, saturated hydrocarbon group which may be separated by at least one element of oxygen, nitrogen, sulfur, and phosphor, T is a urethane group —O—(C═O)—NH—, Q is a group having the general formula (5) or (6): wherein *4 bonds to T in formula (1), and *5 bonds to P in formula (1), P is (meth)acryloxy, m is 1 or 2, and n is an integer of 1 to 3, with the proviso that m and n are not equal to 1 at the same time.