Process for the polymerization of tri-substituted silylalkynes

Details Process for the polymerization of tri-substituted silylalkynes Process for the polymerization of tri-substituted silylalkynes

C - Chemistry, Metallurgy

08

F

402/9

C08F 38/00 (2006.01) B01D 71/44 (2006.01)

Patent

CA 1316290

271PUS03873 ABSTRACT Polymeric trisubstituted silylalkynes useful for forming gas separation membranes are prepared at accelerated polymerization rates and with improved yields in the presence of a Group VB or VIB metal halide catalyst such as TaCl5, by employing about 0.1 to 5 mole %, based upon total alkyne concentration, of a trialkylgermylalkyne compound.

600419

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