Process for the preparation of polycarbonates from epoxy compoun

Details Process for the preparation of polycarbonates from epoxy compoun Process for the preparation of polycarbonates from epoxy compoun

1988-08-22

1989-05-02

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From heterocyclic reactant containing as ring atoms oxygen,...

528371, 528372, C08G 6362

Patent

active

048269530

ABSTRACT:
Process for the preparation of polycarbonates by reacting at least one epoxy compound with carbon dioxide at 40.degree. to 200.degree. C. and 2 to 40 bar in the presence of a catalytic amount of a double metal cyanide complex and

REFERENCES:
patent: 3248415 (1966-04-01), Stevens
patent: 4500704 (1985-02-01), Kruper, Jr. et al.

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