| 摘要 |
An ultraviolet light absorbing silicone composition comprising silicone base polymer and ultraviolet light absorbing component present as, or derived from, one or more ultraviolet light absorbing compounds having the following structure: <IMAGE> and mixtures thereof, wherein X is selected from the group consisting of H, alkoxy radicals and halogen; R1 is selected from the group consisting of H and alkyl radicals, provided that at least one of X and R1 is other than H; R2 is selected from the group consisting of divalent hydrocarbon radicals, divalent substituted hydrocarbon radicals, oxo, divalent oxyhydrocarbon radicals and divalent substituted oxyhydrocarbon radicals; each R3 is independently selected from the group consisting of alkyl radicals, substituted alkyl radicals, alkoxy radicals, substituted alkoxy radicals, aryl radicals, substituted aryl radicals and fluoro radical; R is selected from R3, H and CH=CH2, and c is an integer in the range of 1 to about 20.
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