A polycarbonate resin includes a repeat unit represented by Formula 1; a repeat unit represented by Formula 2; and a repeat unit represented by Formula 3, wherein the polycarbonate resin has a weight average molecular weight of about 15,000 g/mol to about 60,000 g/mol and a melt index of about 3 g/10 min to about 40 g/10 min.:
wherein R1, R2, R3, R4, a, b, c, and d are the same as defined in the specification. The polycarbonate resin for film can exhibit excellent scratch resistance, elongation, chemical resistance and heat resistance, and can be used to prepare a film in roll form without any protective film.
一种聚
碳酸酯
树脂包括由式 1 表示的重复单元、由式 2 表示的重复单元和由式 3 表示的重复单元,其中聚
碳酸酯
树脂的重量平均分子量为约 15,000 g/mol 至约 60,000 g/mol,熔融指数为约 3 g/10 min 至约 40 g/10 min:
其中 R1、R2、R3、R4、a、b、c 和 d 与说明书中定义的相同。薄膜用聚
碳酸酯
树脂具有优异的抗划伤性、延伸性、耐
化学性和耐热性,可用于制备成卷的薄膜,而无需任何保护膜。