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    • 73. 发明授权
    • Catalyst for olefin polymerization and method of polymerizing olefin
    • 用于烯烃聚合的催化剂和烯烃聚合方法
    • US06369177B1
    • 2002-04-09
    • US09485792
    • 2000-02-15
    • Yasushi TohiShigekazu MatsuiTerunori Fujita
    • Yasushi TohiShigekazu MatsuiTerunori Fujita
    • C08F444
    • C08F10/00C08F10/02C08F4/7042
    • The present invention is intended to provide an olefin polymerization catalyst exhibiting excellent olefin polymerization activity and capable of producing polyolefins of excellent properties and to provide a process for olefin polymerization using this catalyst. The olefin polymerization catalyst comprises a transition metal imine compound (A) represented by the following formula (I-a) or (I-b) and at least one compound (B) selected from an organometallic compound (B-1), an organoaluminum oxy-compound (B-2) and a compound (B-3) which reacts with the transition metal imine compound (A) to form an ion pair; wherein M is a transition metal atom of Group 8 to Group 11 of the periodic table; R1 to R4 are each a hydrogen atom, a hydrocarbon group or the like; R5 and R6 are each a hydrocarbon group or the like; R1 and R5, R2 and R6, R1 and R3, or R2 and R4 may be bonded to each other to form a ring; m is an integer of 0 to 2; n is 0 or 2; A is an atom of Group 13 to Group 16 of the periodic table; E is a substituent group having carbon or the like; p is a number satisfying a valence of M; X is a halogen atom or the like; and Y is an atom of Group 15 of the periodic table.
    • 本发明旨在提供一种表现出优异的烯烃聚合活性且能够生产出优异性能的聚烯烃并提供使用该催化剂的烯烃聚合方法的烯烃聚合催化剂。 烯烃聚合催化剂包含由下式(Ia)或(Ib)表示的过渡金属亚胺化合物(A)和至少一种选自有机金属化合物(B-1),有机铝氧化合物(B-1) B-2)和与过渡金属亚胺化合物(A)反应形成离子对的化合物(B-3);其中M是周期表第8族至第11族的过渡金属原子; R 1〜R 4各自为氢原子,烃基等; R5和R6各自为烃基等; R1和R5,R2和R6,R1和R3,或R2和R4可以彼此键合形成环; m为0〜2的整数; n为0或2; A是周期表第13至16组的原子; E是具有碳等的取代基; p是满足M价的数; X是卤素原子等; Y是周期表第15族的原子。