Patent ID: 6509435
Filing Date: 2003-01-21
Classification: C08G,G11B

Abstract:
An aromatic polycarbonate comprising mainly a recurring unit represented by the following formula (1); and having a percentage of the total of integrated intensities of all signals detected at four ranges, &dgr;=2.14 to 2.17 ppm, &dgr;=3.46 to 3.49 ppm, &dgr;=3.62 to 3.69 ppm and &dgr;=5.42 to 5.46 ppm to the integrated intensity of a signal derived from a methyl group detected at a range of &dgr;=1.50 to 2.00 ppm of 0.01 to 2.0% in its 1H-NMR spectrum in heavy chloroform and a viscosity average molecular weight of 10,000 to 100,000.