Branched copolymers

Details Branched copolymers Branched copolymers

1990-10-12

1993-11-30

Seidleck, James J.

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

Synthetic resins

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

5253332, 5253335, C08F29700, C08F29704, C08F29300

Patent

active

052666476

ABSTRACT:
A copolymer with stellate branching, of the general formula [A-].sub.k X, where A is the monovalent radical of a homopolymer, block copolymer or random copolymer of a conjugated diene and/or vinyl-aromatic hydrocarbon, k is a number from 1 to 10, and X is the k-valent radical of a coupling center produced by coupling with hexatriene, and the product of the hydrogenation thereof are described.

REFERENCES:
patent: 4791162 (1988-12-01), Vanderhoff et al.
patent: 4849481 (1989-07-01), Rhodes et al.
patent: 4894315 (1990-01-01), Feinburg et al.
patent: 5075192 (1991-12-01), Fryd et al.

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