C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
400/2055, 402/41
C08F 12/32 (2006.01) C08F 212/32 (2006.01) C08F 291/02 (2006.01) C08F 297/02 (2006.01)
Patent
CA 1293090
A B S T R A C T OLEFINIC BENZOCYCLOBUTENE POLYMERS AND PROCESSES FOR THE PREPARATION THEREOF Homopolymers of benzocyclobutenes of the formula Image , R1 being H or CH3 and R2 being Image , where n is 0 to 6, and copolymers of such benzocyclobutenes with (a) C2-C8-.alpha.-monoolefins, (b) monoalkenylarenes which are random copolymers and (c) mono- alkenylarenes which are block copolymers, n being zero and the conjugated diene polymer block optionally being hydrogenated, and processes for the preparation of such polymers by (co)polymer- ization of the appropriate monomers in the presence of a catalyst. 4-(3-Butenyl)benzocyclobutene is a novel compound.
519263
Shell Canada Limited
Smart & Biggar
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