C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
400/6433
C08F 255/00 (2006.01) C08F 2/02 (2006.01)
Patent
CA 1091378
A B S T R A C T Copolymers are prepared by bulk copolymerization of (1) "VeoVa"; (2) polyisobutylene; (3) styrene, and (4) optionally other monomers such as acrylates and maleates by precharging (2), and gradually adding above 150°C the other monomers in two stages, in the first of which all (1), part of (3) and (4) is added, and in the second of which the remainder of (3) and (4) is added.
243743
Bijl Geert J.m.
Van Acker Eduard M.a.a.j.
Shell Canada Limited
Smart & Biggar
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