Patent ID: 6096912
Filing Date: 2000-08-01
Classification: C07F,C08F,Y10S

Abstract:
A metallocene complex of the formula I ##STR6## where M is titanium, zirconium, hafnium, vanadium, niobium or tantalum, X is halogen or C.sub.1 -C.sub.8 -alkyl, Y is carbon, phosphorus, sulfur, silicon or germanium, Z is C.sub.1 -C.sub.8 -alkyl, C.sub.3 -C.sub.10 -cycloalkyl or C.sub.6 -C.sub.10 -aryl, R.sup.1 and R.sup.2 are identical or different and are each C.sub.1 -C.sub.4 -alkyl, two adjacent radicals R.sup.3 and R.sup.4 and R.sup.5 and R.sup.6 in each case together form, a hydrocarbon ring system of 10 to 15 carbon atoms and n is 0, 1 or 2.