Olefin polymerization catalyst, process for polymerizing olefins, ethylene polymer obtained by said process and use thereof
    10.
    发明授权
    Olefin polymerization catalyst, process for polymerizing olefins, ethylene polymer obtained by said process and use thereof 有权
    烯烃聚合催化剂,烯烃聚合方法,所述方法得到的乙烯聚合物及其用途

    公开(公告)号:US07109284B2

    公开(公告)日:2006-09-19

    申请号:US10174959

    申请日:2002-06-20

    IPC分类号: C08F10/02 C08F210/02

    摘要: The present invention provides a novel olefin polymerization catalyst having excellent olefin polymerization activity and, in polymerization with the catalyst comprising a transition metal compound, a polymerization process for preparing a polymer having a low molecular weight with high polymerization activity. The process comprises polymerizing olefin in the presence of an olefin polymerization catalyst comprising (A) a transition metal compound represented by the following [M: a Group 4 or 5 transition metal atom in the Periodic Table, m: 1–4, R1: H, a C1–C5 linear hydrocarbon group, 3- to 5-membered alicyclic hydrocarbon group, bicycloaliphatic hydrocarbon group wherein two alicyclic rings share one or more carbon atoms, R2 to R6: H, a halogen atom, hydrocarbon group etc, X: H, a halogen atom etc, and n is a valence of M], and (B) at least one compound selected from (B-1) an organometallic compound, (B-2) an organoaluminum oxy compound and (B-3) an ionizing ionic compound.

    摘要翻译: 本发明提供了具有优异的烯烃聚合活性的新型烯烃聚合催化剂,并且在与包含过渡金属化合物的催化剂的聚合中,制备具有高聚合活性的低分子量聚合物的聚合方法。 该方法包括在烯烃聚合催化剂存在下聚合烯烃,所述烯烃聚合催化剂包含(A)由以下[M:元素周期表中第4或5族过渡金属原子,m:1-4,R“ H 1,C 1 -C 5直链烃基,3至5元脂环烃基,双环脂族烃基,其中两个脂环基 H,卤素原子,烃基等,X:H,卤素原子等一个或多个碳原子,R 2,R 2, M的化合价)和(B)至少一种选自(B-1)有机金属化合物,(B-2)有机铝氧化合物和(B-3)离子化离子化合物的化合物。