C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/34, 402/39
C08F 8/00 (2006.01) C08C 19/25 (2006.01)
Patent
CA 1293086
A B S T R A C T PROCESS FOR THE PREPARATION OF A MODIFIED ELASTOMERIC POLYMER Process for introducing a conjugated diolefin linkage in an elastomeric polymer by (a) reacting the polymer having an active group containing an alkali metal atom with a 2,3-ethylenically unsaturated aldehyde or ketone to produce an alkali metal salt, (b) converting this salt into the corresponding alcohol, and (c) dehydrating this alcohol.
553430
Shell Canada Limited
Smart & Biggar
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