Low-temperature-resistant reinforced polycarbonate composition

The invention provides a low-temperature-resistant reinforced polycarbonate composition. The low-temperature-resistant reinforced polycarbonate composition is prepared from the following components in parts by weight: 54-62 parts of polycarbonate, 10-20 parts of glass fibers, 10-15 parts of a polysiloxane-polycarbonate random copolymer, 3-6 parts of a compatilizer, 5-8 parts of a flexibilizer, 0.5-1 part of a lubricant, 0.5-1 part of an antioxidant, 0.5-1 part of an ultraviolet light absorber and 0.8-1.2 parts of a brightener. The low-temperature-resistant reinforced polycarbonate composition disclosed by the invention is simple in preparation process, good in appearance, good in processability, good in low-temperature resistance and weather resistance and suitable for industrial production. 本发明提供一种耐低温增强型聚碳酸酯组合物，由以下重量比的成分制备而成：聚碳酸酯54-62份，玻璃纤维10-20份，聚硅氧烷-聚碳酸酯无规共聚物10-15份，相容剂3-6份，增韧剂5-8份，润滑剂0.5-1份，抗氧剂0.5-1份，紫外线吸收剂0.5-1份，光亮剂0.8-1.2份。本发明的耐低温增强型聚碳酸酯组合物制备工艺简单，具有良好的外观，加工性能好，耐低温性能和耐候性良好，适用于工业化生产。