Patent ID: 7148174
Filing Date: 2006-12-12
Classification: C07F

Abstract:
1. A catalyst system comprising at least one cocatalyst in combination with a supported compound of the formula I where M D D Z is a bridging structural element between the two donor atoms D X are identical or different and are each a hydrogen atom, a C R R R R R R a are identical or different and are each an integer from 1 to 10 and b are identical or different and are each an integer from 0 to 3 and c are identical or different and are each an integer from 0 to 2 and d are identical or different and are each an integer from 0 to 2 and e are identical or different and are each an integer from 0 to 2 and f are identical or different and are each an integer from 2 to 20 and g are identical or different and are each 1 or 2 and h are identical or different and are each an integer from 1 to 4 and i are identical or different and are each an integer from 0 to 24 and j are identical or different and are each an integer from 0 to 10, with the proviso that complexes in which Z