申请人:MITSUBISHI GAS CHEMICAL COMPANY, INC.
公开号:US10556987B2
公开(公告)日:2020-02-11
The present invention provides a polycarbonate resin containing a repeating unit represented by formula (A) in the amount of 1-99.5 wt %, the polycarbonate resin also containing an oligomer having a specific structure in a total amount that constitutes a content of 2.5 wt % or lower.
(In formula (A), R1 and R2 each independently represent a hydrogen atom, a phenyl group, a C1-6 alkyl group, or a C1-6 alkyloxy group).
本发明提供了一种聚碳酸酯树脂,其中含有式(A)代表的重复单元,含量为 1-99.5 wt %,该聚碳酸酯树脂还含有具有特定结构的低聚物,总含量为 2.5 wt % 或更低。
(在式 (A) 中,R1 和 R2 各自独立地代表氢原子、苯基、C1-6 烷基或 C1-6 烷氧基)。