A resinous composition comprising:
(i) at least one aromatic carbonate resin;
(ii) at least one interpolymer comprising crosslinked (meth)acrylate, crosslinked styrene-acrylonitrile, and uncrosslinked styrene-acrylonitrile; and
(iii) an ultraviolet radiation stabilizing effective amount of an ultraviolet radiation stabilizer comprising at least one benzotriazole derivative and at least one benzophenone derivative.
The compositions of this invention are useful in the production of extruded and molded articles. Said articles exhibit improved impact properties and improved resistance to degradation by ultraviolet radiation.
树脂组合物,包括
(i) 至少一种芳香族
碳酸酯
树脂;
(ii) 至少一种由交联(甲基)
丙烯酸酯、交联
苯乙烯-
丙烯腈和未交联
苯乙烯-
丙烯腈 组成的互聚物;以及
(iii) 紫外线辐射稳定有效量的紫外线辐射稳定剂,包括至少一种苯并三唑衍
生物和 至少一种
二苯甲酮衍
生物。
本发明的组合物可用于生产挤压和模压制品。这些制品具有更好的抗冲击性能和抗紫外线辐射降解性能。