THERMOPLASTIC POLYCARBONATE COMPOSITIONS WITH IMPROVED HYDROLYTIC STABILITY AND ELECTRICAL TRACKING RESISTANCE AND SHAPED ARTICLES THEREOF
申请人:SHPP Global Technologies B.V.
公开号:EP3851495A1
公开(公告)日:2021-07-21
A thermoplastic polycarbonate composition comprising: 10 to 30 wt% of a brominated polycarbonate; 10 to 80 wt% of a homopolycarbonate; optionally, 1 to 60 wt% of an aromatic poly(ester-carbonate) comprising carbonate units derived from bisphenol A, resorcinol, or a combination thereof, and ester units derived from a bisphenol, preferably bisphenol A, or resorcinol, and terephthalic acid, isoterephthalic acid, or a combination thereof, wherein a molar ratio of carbonate units to ester units ranges from 1:99 to 99:1; 5 to 15 wt% of a core-shell impact modifier; 1 to 10 wt% of an α,β-unsaturated glycidyl ester copolymer impact modifier; 0.01 to 1 wt% of a hydrostabilizer, preferably an epoxy hydrostabilizer; optionally, 0.1 to 10 wt% of an additive composition; wherein the wt% of each component is based on the total weight of the composition, which totals 100 wt%.
一种热塑性聚碳酸酯组合物,包括10 至 30 wt% 的溴化聚碳酸酯; 10 至 80 wt% 的均聚碳酸酯;可选地,1 至 60 wt%的芳香族聚(酯-碳酸酯),其包含从双酚 A、间苯二酚或其组合衍生的碳酸酯单元,以及从双酚(优选双酚 A 或间苯二酚)和对苯二甲酸、间对苯二甲酸或其组合衍生的酯单元,其中碳酸酯单元与酯单元的摩尔比为 1:99至99:1;5至15 wt%的核壳抗冲改性剂;1至10 wt%的α,β-不饱和缩水甘油酯共聚物抗冲改性剂;0.01至1 wt%的水稳定剂,优选环氧水稳定剂;可选地,0.1至10 wt%的添加剂组合物;其中,各组分的重量百分比基于组合物的总重量,总重量为100 wt%。