Novel block copolymers including acrylonitrile sequences and glu

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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525280, 525336, 525340, 525344, 525374, 525377, C08F29300, C08F22048, C08F22052

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active

043317839

ABSTRACT:
There is disclosed block copolymers having acrylonitrile sequences and sequences of glutarimide units of a molecular weight of form about 10,000 to about 2,000,000 where the acrylonitrile sequences and sequences including glutarimide units are of a molecular weight of at least about 400 with the number of sequences being at least about 2 and preferably 5 and higher.

REFERENCES:
patent: 3897382 (1975-07-01), Stoy et al.
patent: 3926930 (1975-12-01), Ohfuka et al.
patent: 3948870 (1976-04-01), Stoy et al.
patent: 4169924 (1979-10-01), Barabas et al.

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