Polycarbonates with extremely high purity and good thermal and own color stability, as well as a device and a procedure for their preparation

摘要

Aromatic polycarbonate containing less than 5 ppm of aromatic chlorine compounds and less than 0.5 ppm of dichloromethane and less than 5 ppm of monohydroxy phenols and less than 0.5 ppm of aromatic compounds that do not contain chlorine.