Transition metal compound
    8.
    发明授权
    Transition metal compound 失效
    过渡金属化合物

    公开(公告)号:US5807936A

    公开(公告)日:1998-09-15

    申请号:US662040

    申请日:1996-06-12

    摘要: The present invention relates to a transition metal compound of the formula I L.sub.n (X.sub.m A.sub.t R.sup.1.sub.q).sub.s MY.sub.r (I), where M is a metal atom of group IIIb, IVb, Vb or VIb of the Periodic Table of the Elements, L are identical or different and are each a .pi.-ligand or an electron donor, n is 1, 2, 3 or 4, Y are identical or different and are each a hydrogen atom, a halogen atom or an 1-dentate C.sub.1 -C.sub.40 -group, where l is 1, 2, 3 or 4, r is 0, 1, 2, 3, 4 or 5, and at least one of the radicals L bears at least one group X.sub.m A.sub.t R.sup.1.sub.q, where X are identical or different and are each a hetero atom or a C.sub.1 -C.sub.40 -group, m is 0 or 1, A is an atom of group IIIa, Va or VIa of the Periodic Table of the Elements, t is 1, R.sup.1 are identical or different and are each a C.sub.1 -C.sub.40 -group, q is 1, 2, 3, 4 or 5 and s is an integer from 1 to 20. The transition metal compound of the invention is suitable as a catalyst component for olefin polymerization.

    摘要翻译: 本发明涉及式In(XmAtR1q)sMYr(I)的过渡金属化合物,其中M是元素周期表IIIb族,IVb族,Vb或VIb族的金属原子,L相同或不同, 各自为一个或多个电子给体,n为1,2,3或4,Y为相同或不同的,分别为氢原子,卤素原子或1-齿状的C1-C40-基团,其中l为 1,2,3或4,r为0,1,2,3,4或5,并且至少一个基团L具有至少一个基团XmAtR1q,其中X相同或不同,并且各自为杂原子或 C1-C40组,m为0或1,A为元素周期表IIIa,Va或VIa族的原子,t为1,R1相同或不同,为C1-C40-基团 ,q为1,2,3,4或5,s为1〜20的整数。本发明的过渡金属化合物适用于烯烃聚合的催化剂成分。