C - Chemistry – Metallurgy – 08 – C
Patent
C - Chemistry, Metallurgy
08
C
402/422
C08C 19/44 (2006.01) C08F 8/00 (2006.01)
Patent
CA 1283995
A B S T R A C T ANIONIC POLYMERIZATION PROCESS Process for preparing polymers which may be coupled at temper- atures above 200 °C by first reacting conjugated dienes and/or monoalkenyl arenes with an organomonolithium initiator and then reacting the resulting polymeric arms with arylcyclobutene monomers having the formula Image or Image where X is alkylene or arylene, Z is arylcyclobutene and R is H, aryl, alkyl or Image , R1 being aryl or alkyl.
537906
Handlin Dale L. Jr.
Wong Pui K.
Handlin Dale L. Jr.
Shell Canada Limited
Smart & Biggar
Wong Pui K.
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