| abstract |
The copolymer polycarbonate resin of the present invention comprises a repeating unit represented by the following general formula (1); A repeating unit represented by the following formula (2); And a repeating unit represented by the following formula (3). The copolymerized polycarbonate resin is excellent in chemical resistance, flame retardancy, low-temperature impact resistance and the like. [Chemical Formula 1] (2) (3) Wherein R 1 , R 2 , R 3 , R 4 , R 5 and R 6 are each independently a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, and a, b, c, d , e and f are each independently an integer of 0 to 4; |