Metallocene compound and its use as catalyst component
    22.
    发明授权
    Metallocene compound and its use as catalyst component 失效
    茂金属化合物及其用作催化剂成分

    公开(公告)号:US6114556A

    公开(公告)日:2000-09-05

    申请号:US354121

    申请日:1999-07-15

    摘要: Metallocene compound and its use as catalyst component The present invention relates to a multinuclear metallocene compound of the formula I, ##STR1## where M.sup.1 is a tetravalent metal, L.sup.1 are, independently of one another, identical or different and are each a substituted cyclopentadienyl group, L.sup.2 and L.sup.3 are, independently of one another, identical or different and are each a .pi. ligand, B are, independently of one another, identical or different and are each a divalent bridging unit, X are, independently of one another, identical or different and are each a hydrogen atom, a halogen atom, a C.sub.1 -C.sub.10 -fluorocarbon radical or a hydrocarbon-containing radical having 1-40 carbon atoms, and k is an integer from 0 to 10. The metallocene compound of the present invention is suitable as a catalyst component for preparing olefin polymers.

    摘要翻译: 金属茂化合物及其作为催化剂组分的用途本发明涉及式I的多核金属茂化合物,其中M1是四价金属,L1彼此相同或相同,各自为取代的环戊二烯基,L2和 L3彼此独立地相同或不同,并且各自为π配体,B彼此独立地相同或不同,并且各自为二价桥连单元,X彼此独立地相同或不同,为 各自为氢原子,卤原子,C1-C10-氟烃基或含有1-40个碳原子的烃基,k为0至10的整数。本发明的茂金属化合物适合作为 用于制备烯烃聚合物的催化剂组分。

    Organometallic compound
    26.
    发明授权
    Organometallic compound 失效
    有机金属化合物

    公开(公告)号:US5840947A

    公开(公告)日:1998-11-24

    申请号:US648820

    申请日:1996-05-16

    摘要: The present invention relates to a metallocene compound of the formula I R.sup.5.sub.n Cp.sup.1 Cp.sup.2 M.sup.1 R.sup.1 R.sup.2 (I) where Cp.sup.1 and Cp.sup.2 are, independently of one another, identical or different and are each an unsubstituted or substituted cyclopentadienyl group, n=zero or 1, R.sup.5 is a bridge, M.sup.1 is a metal of group IVb, Vb or VIb of the Periodic Table of the Elements, R.sup.1 and R.sup.2 are identical or different and are each a hydrogen atom or a C.sub.1 -C.sub.40 -group, wherein at least one of the two groups Cp.sup.1 and Cp.sup.2 is a substituted cyclopentadienyl group which bears at least one cyclic C.sub.3 -C.sub.30 -group containing at least one heteroatom in the ring, or which bears a fused-on C.sub.2 -C.sub.30 ring system containing at least one heteroatom in the ring. The metallocene compound can be used as a catalyst component for olefin polymerization.

    摘要翻译: 本发明涉及式I的茂金属化合物,其中,Cp1和Cp2彼此独立地相同或不同,并且各自为未取代或取代的环戊二烯基,n = 0或1,R 5为桥 ,M1是元素周期表IVb,Vb或VIb族的金属,R1和R2相同或不同,分别为氢原子或C1-C40-基团,其中两个基团Cp1 并且Cp2是带有至少一个在环中含有至少一个杂原子的环C 3 -C 30基团的取代的环戊二烯基,或者在环中含有至少一个杂原子的稠合的C 2 -C 30环体系。 茂金属化合物可用作烯烃聚合的催化剂组分。