Process for preparing polycarbonates using amino guanidine...

Details Process for preparing polycarbonates using amino guanidine... Process for preparing polycarbonates using amino guanidine...

C - Chemistry, Metallurgy

08

G

402/179

C08G 63/62 (1980.01)

Patent

CA 1161990

8CL-1775 PROCESS FOR PREPARING POLYCARBONATES USING AMINO GUANIDINE OR AMINO AMIDINE CATALYSTS Abstract of the Disclosure An interfacial polymerization process for preparing high molecular weight aromatic polycarbonates by reacting a dihydric phenol with a carbonate precursor in the presence of a catalytic amount of an amino amidine or amino guanidine.

370914

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