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    • 6. 发明授权
    • Catalyst system for the preparation of a rubbery copolymer
    • 用于制备橡胶状共聚物的催化剂体系
    • US6150483A
    • 2000-11-21
    • US25339
    • 1998-02-18
    • Jacob RenkemaPeter J. H. Windmuller
    • Jacob RenkemaPeter J. H. Windmuller
    • C08F4/685C08F10/00C08F110/02C08F210/16C08F4/52
    • C08F10/00C08F210/16C08F110/02
    • The invention relates to a catalyst system and a process suited for the preparation of a rubbery copolymer of ethylene, one or more .alpha.-olefins and optionally one or more polyunsaturated compounds, in which the catalyst system comprises a vanadium compound, an organometal compound and optionally a promoter, characterized in that the organometal complex in the catalyst system is an imido complex that satisfies the general formula(R.sub.u -X.sup.1.sub.v -Me.sup.1).sub.n =NR.sup.1 (I)where each individual Me.sup.1 is a metal chosen from group 1, 2, 12 or 13 of the Periodic System of Elements, each individual R is hydrogen or a hydrocarbon group having 1-20 C atoms, N--R.sup.1 is an imido group where R.sup.1 is hydrogen or a hydrocarbon group having 1-20 C atoms or a group with the general formula MR.sup.3.sub.3, where M is an element chosen from group 14 of the Periodic System of Elements, each individual R.sup.3 is hydrogen, a hydrocarbon group having 1-20 C atoms or a heteroatom-containing group, X.sup.1 is a halogen atom and n.gtoreq.1; u>0, v.gtoreq.0; u+v+2/n=p, where p=valency of Me.sup.1.
    • 本发明涉及一种催化剂体系和适用于制备乙烯,一种或多种α-烯烃和任选的一种或多种多不饱和化合物的橡胶状共聚物的方法,其中催化剂体系包含钒化合物,有机金属化合物和任选的 其特征在于,催化剂体系中的有机金属络合物是满足通式(Ru-X1v-Me1)n = NR1(I)的亚氨基络合物,其中各个Me1为选自第1,2,12族的金属 或元素周期表中的13个,每个单独的R是氢或具有1-20个C原子的烃基,N-R 1是其中R 1是氢或具有1-20个C原子的烃基或与 通式MR33,其中M是选自元素周期元素系14的元素,各个基团R 3为氢,具有1-20个C原子的烃基或含杂原子的基团,X 1为卤素原子,n为 > / = 1; u> 0,v> / = 0; u + v + 2 / n = p,其中p = Me1的化合价。