Branched segment polymers

Details Branched segment polymers Branched segment polymers

1978-03-15

1980-05-13

Briggs, Sr., Wilbert J.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 98, C08L 2510, C08L 6900

Patent

active

042029490

ABSTRACT:
Branched polymers being producible by reacting an anion of a branched aromatic vinyl/diene block polymer with an aromatic polycarbonate or with a mixture of aromatic polycarbonates wherein at least 50% of the linear chains of the polycarbonate or mixture of polycarbonates consist of structural units corresponding to the Formula (1) ##STR1## in which X represents a C.sub.1 -C.sub.5 -alkylene or C.sub.1 -C.sub.5 -alkylidene radical.

REFERENCES:
patent: 3281383 (1966-10-01), Zelinski et al.
patent: 3991009 (1976-11-01), Margotte et al.
patent: 4088711 (1978-05-01), Gergen et al.
patent: 4090996 (1978-05-01), Gergen et al.
patent: 4146587 (1979-03-01), Beck et al.

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