Novel block copolymers containing benzocyclobutene units

Details Novel block copolymers containing benzocyclobutene units Novel block copolymers containing benzocyclobutene units

1985-12-23

1988-02-02

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...

525289, C08F29702, C08F29704

Patent

active

047229748

ABSTRACT:
Novel, reactive block copolymers are claimed having the structures AB, ABA, (AB).sub.m Y, (AB).sub.n Y--A).sub.o and (AB).sub.n Y--B).sub.p where each A block is a copolymer block of a monoalkenyl arene monomer and a benzocyclobutene monomer of the formula ##STR1## where R is H or CH.sub.3 and each B block is a polymerized conjugated diene hydrocarbon block.

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