0351168-A2 is referenced by 25 patents and cites 4 patents.

A process for preparing a polycarbonate by the melt polycondensation of an aromatic dihydroxy compound and a carbonic acid diester is characterized by using an aromatic dihydroxy compound and a carbonic acid diester wherein the total content of hydrolyzable chlorine falls within a particular range. Another process for preparing a polycarbonate by the melt polycondensation of an aromatic dihydroxy compound and a carbonic acid diester, is characterized by using a catalyst comprising (a) a nitrogen-containing basic compound, (b) aromatic dihydroxy compound of an alkali metal or alkaline earth metal compound, and optionally (c) boric acid or a boric acid ester.

Title
Process for preparing polycarbonates.
Application Number
EP19890306982 19890710
Publication Number
0351168 (A2)
Application Date
July 10, 1989
Publication Date
January 17, 1990
Inventor
Shimoda Tomoaki Mitsui Petroch
Sakashita Takeshi Mitsui Petro
Assignee
Ge Plastics Japan
JP
IPC
C08G 64/00
C08G 64/00
C08G 64/30
View Original Source Download PDF