| 摘要 |
Disclosed herein is a silicone-acrylate impact modifier composition, where the impact modifier composition comprises structural units derived from: at least one silicone rubber monomer, a branched acrylate rubber monomer having the formula: wherein R<1 >is selected from hydrogen and C1-C8 linear and branched hydrocarbyl groups, R<2 >comprises a branched C3-C16 hydrocarbyl group; and "z" is greater than or equal to 3; a first graft link monomer; a polymerizable alkenyl-comprising organic material; and a second graft link monomer The silicone-acrylate impact modifier compositions disclosed herein are useful for making molding compositions, which are useful for producing various articles, especially for outdoor applications.
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