Process for the preparation of aliphatic-aromatic polycarbonates

Details Process for the preparation of aliphatic-aromatic polycarbonates Process for the preparation of aliphatic-aromatic polycarbonates

1979-05-31

1981-07-28

Pertilla, Theodore E.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

260463, 528171, 528174, 528199, 528202, 525462, C08G 6362

Patent

active

042811015

ABSTRACT:
The subject of instant invention is a process for the preparation of aliphatic-aromatic polycarbonates with diphenol carbonate end groups, the polycarbonates obtained therefrom and their use for the preparation of high-molecular, segmented, aliphatic-aromatic polycarbonate elastomers which can be processed as thermoplastics.

REFERENCES:
patent: 2991273 (1961-07-01), Hechelhammer
patent: 3069385 (1962-12-01), Stevens
patent: 3161615 (1964-12-01), Goldberg
patent: 4142035 (1979-02-01), Idel et al.

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