A catalyst component for olefin polymerization, comprising Mg, Ti, a halogen and an electron donor, wherein the electron donor is at least one unsaturated ring-substituted diacid ester compound. Also provided is a catalyst containing the catalyst component and the use of the catalyst in an olefin polymerization, e.g., propylene polymerization.
一种用于烯烃聚合的催化剂组分,包括Mg、Ti、卤素和电子给体,其中电子给体至少为一种不饱和环取代二酸酯化合物。还提供了含有该催化剂组分的催化剂以及在烯烃聚合中使用该催化剂,例如
丙烯聚合。