Branched polycarbonates having properties suitable for blow molding are prepared by equilibrating a linear or branched aromatic polycarbonate with certain tetraphenols, especially 2,2,5,5-tetrakis(4-hydroxyphenyl)hexane and [1,1-bis(p-hydroxyphenyl)ethyl]phenyl ether.
将线性或支化芳香族聚
碳酸酯与某些四
酚,特别是 2,2,5,5-四(
4-羟基苯基)己烷和[1,1-双(对羟基苯基)乙基]苯基醚平衡,可制备出具有适合吹塑成型特性的支化聚
碳酸酯。