Aromatic poly(ether-carbonate) containing ethyleneoxy and arylen

Details Aromatic poly(ether-carbonate) containing ethyleneoxy and arylen Aromatic poly(ether-carbonate) containing ethyleneoxy and arylen

1985-07-31

1986-11-18

Anderson, Harold D.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521 90, 525462, 528196, 528204, C08G 6362

Patent

active

046236759

ABSTRACT:
Disclosed are new poly(ether-carbonates) which may be prepared by heating aromatic diol polycarbonates with ethylene carbonate, optionally in the presence of a suitable catalyst or promoter.

REFERENCES:
patent: 2799666 (1957-07-01), Caldwell
patent: 3069385 (1962-12-01), Stevens
patent: 3250744 (1966-05-01), Schnell et al.
patent: 4160791 (1979-07-01), Higley et al.

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