The present invention is intended to provide an olefin polymerization catalyst comprising a transition metal compound and having an excellent olefin polymerization activity and to provide a process for olefin polymerization using this catalyst. The olefin polymerization catalyst comprises a transition metal compound (A-2) represented by the formula (II-b) and further comprises at least one compound (B) selected from the group consisting of an organometallic compound (B-1), an organoaluminum oxy-compound (B-2) and a compound (B-3) which reacts with the transition metal compound (A-2) to form an ion pair.
(wherein M, m, A, R1, R2, R7 - R10, n and X are further defined in the specification).
本发明旨在提供一种烯烃聚合催化剂,该催化剂由过渡
金属化合物组成,具有优异的烯烃聚合活性,并提供一种使用该催化剂的烯烃聚合工艺。该烯烃聚合催化剂包括由式(II-b)表示的过渡
金属化合物(A-2),并进一步包括至少一种化合物(B),该化合物选自由有机
金属化合物(B-1)、
有机铝氧化合物(B-2)和化合物(B-3)组成的组,该化合物与过渡
金属化合物(A-2)反应形成离子对。
(其中 M、m、A、R1、R2、R7-R10、n 和 X 在说明书中有进一步定义)。