The preparation of polypropylene alloy by 2-stage heterophase catalytic copolymerization of ethylene, propylene and 1-butene on spheric Ziegler-Nattacatalyst had been studied.
The random copolymerization of propylene and ethylene with a supported titanium contained Ziegler-Nattacatalyst has been studied.
以载体型钛系齐格勒-纳塔催化剂进行了丙烯和乙烯无规共聚合的研究。
3
The polymerization kinetics of styrene catalyzed by Ziegler-Nattacatalyst and the effects of prepolymerization conditions on morphology of prepolymer particles were systemically studied.