Patent ID: 7713628
Filing Date: 2010-05-11
Classification: C08F,C08G,C08L,C09D,Y10T

Abstract:
1. An article comprising a substrate and a clear, colorless, transparent cured coating; wherein the coating is prepared from a composition comprising an actinic-radiation curing polymer and an ultraviolet radiation stabilizer, wherein the composition is cured with actinic radiation at a temperature of at most 150° C. to form the cured coating; wherein the cured coating has a thickness of at least about 0.5 mm and a hardness of about Shore A 90 to about Shore D 90; wherein the composition further comprises at least one photoinitiator selected from the group consisting of alpha-amino ketone; bis(2,4,6-trimethylbenzoyl)-phenylphosphine oxide; bis-(2,6-dimethoxybenzoyl)-(2,4,4-trimethylpentyl)phosphine oxide; benzyldimethyl-ketal; 1-hydroxy-cyclohexylphenyl-ketone; 2-hydroxy-2-methyl-1-phenyl-1-propanone; 50:50 blend of 2-hydroxy-2-methyl-1-phenylpropan-1-one and 2,4,6-trimethylbenzoyldiphenylphosphine oxide, and 25:75 blend of bis(2,6-dimethoxybenzoyl)-2,4,4-trimethyl phenylphosphine oxide and 2-hydroxy-2-methyl-1-phenyl-propan-1-one.