Targor Gmbh

Hoechst Aktiengesellschaft

Markus Morawietz

Wolfgang Anton Herrmann

Frank Kuber

Hans-Friedrich Herrmann

Thomas Weller

Michael Riedel

Alexandra Jacobs

The present invention relates to a metallocene compound of the formula I, ##STR1## where Cp is an unsubstituted or substituted cyclopentadienyl group, Ind is unsubstituted or substituted indenyl, M is a tetravalent metal, R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are, independently of one another, identical or different and are each a hydrogen atom or a C.sub.1 -C.sub.20 -hydrocarbon radical, R.sup.5 and R.sup.6 are, independently of one another, identical or different and are each a hydrogen atom or a C.sub.1 -C.sub.20 -hydrocarbon radical, m is 1 or 2 and k and l are 1 when m is 1 when m is 1 and k and l are zero when m is 2. The metallocene compound is suitable as a catalyst component for olefin polymerization.

Metallocene compound

The invention relates to an organometalic compound of the formula I ##STR1## where M is a metal atom, L are, independently of one another, identical or different .pi. ligands or other electron donors, T is a tin-containing bridge, Y are identical or different and are each a C.sub.1 -C.sub.20 -hydrocarbon group, an amide group, an alkoxy group or a halogen atom and K=0 or 1. The organometallic compound is suitable as catalyst component for olefin polymerization.

Organometallic compound

The invention relates to an organometallic compound of the formula I ##STR1## where M is chromium, molybdenum or tungsten, L is a cyclopentadienyl ligand, T is a bridge, A is a cyclopentadienyl ligand or an electron donor and R.sup.1 are, independently of one another, identical or different C.sub.1 -C.sub.20 -hydrocarbon radicals or hydrogen. The organometallic compound is suitable as a catalyst component for olefin polymerization.

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Hanau, Germany

Markus Morawietz