1,3-Benzenedicarbonyl dichloride, polymer with 1,4-benzenedicarbonyl dichloride, carbonic dichloride and 4,4'-(1-methylethylidene)bis(phenol) 71519-80-7 88385-67-5 Bisphenol A, isophthaloyl chloride, terephthaloyl chloride, phosgene polymer