Metallocenes, process for their preparation and their use as catalysts

Claim 2

A polynuclear metallocene compound of the formula I ##STR15## where M 1 are identical or different and are a metal of group IVb, Vb or VIb of the Periodic Table, X are identical or different and are hydrogen, a C 1 -C 10 -alkyl group, a C 1 -C 10 -alkoxy group, a C 6 -C 10 -aryl group, a C 6 -C 10 -aryloxy group, a C 2 -C 10 -alkenyl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 8 -C 40 -aryl-alkenyl group, an OH group, a halogen atom or pseudohalogen, L and L' are identical or different and are π ligand or another electron donor, k is 2 if B is ##STR16## and k is an integer ≧2 if B is ##STR17## where R 1 are identical or different and are a divalent hydrocarbon-containing bridge structure, the radicals R 2 are identical or different and are a hydrogen atom, a halogen atom or a hydrocarbon-containing radical, R 3 is a trivalent hydrocarbon-containing radical, and n is k and m is k-1 and M 2 is silicon, germanium or tin.

Claim 3

A polynuclear metallocene compound of the formula II ##STR18## where M 1 are identical or different and are a metal of group IVb, Vb or VIb of the Periodic Table, X are identical or different and are hydrogen, a C 1 -C 10 -alkyl group, a C 1 -C 10 -alkoxy group, a C 6 -C 10 -aryl group, a C 6 -C 10 -aryloxy group, a C 2 -C 10 -alkenyl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 8 -C 40 -aryl-alkenyl group, an OH group, a halogen atom or pseudo-halogen, the radicals R 5 , R 6 , R 7 and R 8 are identical or different and are a hydrogen atom, a halogen atom, a C 1 -C 10 -alkyl group which can be halogenated, a C 6 -C 20 -aryl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 2 -C 10 -alkenyl group, a C 8 -C 40 -arylalkenyl group, a --NR 15 2 , --SR 15 , --OSiR 15 3 , --SiR 15 3 or --PR 15 2 radical, where R 15 is identical or different and is a C 1 -C 10 -alkyl group or a C 6 -C 10 -aryl group, or two or more adjacent radicals R 5 , R 6 , R 7 and R 8 together with the atoms connecting them form a ring system, R 9 to R 14 are identical or different and are a hydrogen atom, a halogen atom, a C 1 -C 10 -alkyl group which can be halogenated, a C 6 -C 20 -aryl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 2 -C 10 -alkenyl group, a C 8 -C 40 -arylalkenyl group, a --NR 15 2 , --SR 15 , --OSiR 15 3 , --SiR 15 3 or --PR 15 2 radical, where R 15 is identical or different and is a C 1 -C 10 -alkyl group or a C 6 -C 10 -aryl group, or two or more adjacent radicals R 9 , R 10 , R 11 , R 12 , R 13 and R 14 together with the atoms connecting them form a ring system, k is 2, if B is ##STR19## and k is an integer ≧2, if B is ##STR20## where R 1 are identical or different and are a divalent hydrocarbon-containing C 1 -C 40 bridge structure, the radicals R 2 are identical or different and are a hydrogen atom, a halogen atom or a hydrocarbon-containing C 1 -C 40 radical, R 3 is a trivalent hydrocarbon-containing C 1 -C 40 radical, and n is k and m is k-1 and M 2 is silicon, germanium or tin.

Claim 4

A polynuclear metallocene compound of the formula II ##STR18## where M 1 are identical or different and are a metal of group IVb, Vb or VIb of the Periodic Table, X are identical or different and are hydrogen, a C 1 -C 10 -alkyl group, a C 1 -C 10 -alkoxy group, a C 6 -C 10 -aryl group, a C 6 -C 10 -aryloxy group, a C 2 -C 10 -alkenyl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 8 -C 40 -aryl-alkenyl group, an OH group, a halogen atom or pseudo-halogen, the radicals R 5 , R 6 , R 7 and R 8 are identical or different and are a hydrogen atom, a halogen atom, a C 1 -C 10 -alkyl group which can be halogenated, a C 6 -C 20 -aryl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 2 -C 10 -alkenyl group, a C 8 -C 40 -arylalkenyl group, a --NR 15 2 , --SR 15 , --OSiR 15 3 , --SiR 15 3 or --PR 15 2 radical, where R 15 is identical or different and is a C 1 -C 10 -alkyl group or a C 6 -C 10 -aryl group, or two or more adjacent radicals R 5 , R 6 , R 7 and R 8 together with the atoms connecting them form a ring system, R 9 to R 14 are identical or different and are a hydrogen atom, a halogen atom, a C 1 -C 10 -alkyl group which can be halogenated, a C 6 -C 20 -aryl group, a C 7 -C 40 -arylalkyl group, a C 7 -C 40 -alkylaryl group, a C 2 -C 10 -alkenyl group, a C 8 -C 40 -arylalkenyl group, a --NR 15 2 , --SR 15 , --OSiR 15 3 , --SiR 15 3 or --PR 15 2 radical, where R 15 is identical or different and is a C 1 -C 10 -alkyl group or a C 6 -C 10 -aryl group, or two or more adjacent radicals R 9 , R 10 , R 11 , R 12 , R 13 and R 14 together with the atoms connecting them form a ring system, k is 2, if B is ##STR19## and k is an integer ≧2, if B is ##STR20## where R 1 are identical or different and are a divalent hydrocarbon-containing C 1 -C 40 bridge structure, the radicals R 2 are identical or different and are a hydrogen atom, a halogen atom or a hydrocarbon-containing C 1 -C 40 radical, R 3 is a trivalent hydrocarbon-containing C 1 -C 40 radical, and n is k and m is k-1 and M 2 is silicon, germanium or tin.

Claim 5

A polynuclear metallocene compound as claimed in claim 2, wherein M 1 are identical or different and are zirconium or hafnium, the radicals X are identical and are a C 1 -C 4 -alkyl group, a C 7 -C 10 -alkylaryl group or a halogen atom, R 5 to R 8 are identical or different and are a hydrogen atom, a C 1 -C 10 -alkyl group, a C 6 -C 20 -aryl group or a SiR 15 3 radical, where R 15 is a C 1 -C 10 -alkyl group, or the radicals R 5 and R 6 and/or R 7 and R 8 together with the atoms connecting them form an aromatic or aliphatic ring system, R 9 to R 14 are identical or different and are a hydrogen atom, a C 1 -C 10 -alkyl group or a C 6 -C 20 -aryl group, or R 9 and R 10 and/or two or more adjacent radicals R 11 , R 12 , R 13 and R 14 together with the atoms connecting them form an aromatic or aliphatic ring system, k is 2, B is ##STR21## where M 2 is silicon, R 1 are identical or different and are a divalent linear or branched C 1 -C 6 -alkyl group or C 2 -C 10 -alkenyl group, and the radicals R 2 are identical or different and are hydrogen, a C 1 -C 4 -alkyl group or a C 6 -C 10 -aryl group.

Claim 6

A process for preparing a polynuclear metallocene compound as claimed in claim 1, which comprises deprotonating compounds LH and L'H with a base and reacting the deprotonated compounds with a reagent ##STR22## to give a compound of the formula A3 or one of its isomers ##STR23## and subsequently deprotonating this with 2 k equivalents of a base and reacting the deprotonated compound with k equivalents of a metal tetrahalide to give the compound A4 ##STR24## and optionally reacting with a derivatizing reagent to give a compound of the formula I and L, L 1 , B, K, M 1 , and X are defined in claim 1, HAL is a halogen and in which X is not halogen.

Claim 7

The polynuclear metallocene compound as claimed in claim 1, wherein the compound of formula 1 is selected from the group consisting of:

Claim 8

6-bis[methylsilyl(fluorenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(indenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(indenyl)(3-methylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(4-phenylindenyl)(cyclopentadienyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(indenyl)(3-phenylcyclopentadienyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride]hexane,

Claim 9

6-bis[methylsilyl(fluorenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(indenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl(indenyl)(3-methylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(4-phenylindenyl)(cyclopentadienyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(indenyl)(3-phenylcyclopentadienyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride]hexane,

Claim 10

6-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(2,3,5-trimethylcyciopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,2-bis[methylsilyl-(fluorenyl)(cyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-methylcyclopenta-dienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-methylcyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methylindenyl)(cyclopentadienyl)-zirconium dichloride]ethane,

Claim 11

6-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(2,3,5-trimethylcyciopentadienyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]hexane, 1,2-bis[methylsilyl-(fluorenyl)(cyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-methylcyclopenta-dienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-methylcyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methylindenyl)(cyclopentadienyl)-zirconium dichloride]ethane,

Claim 12

2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(4-phenylindenyl)(cyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-phenylcyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)-(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]-ethane, 1,2-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]-ethane,

Claim 13

2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(4-phenylindenyl)(cyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(indenyl)(3-phenylcyclopentadienyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)-(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)-(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]-ethane, 1,2-bis[methylsilyl-(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]-ethane,

Claim 14

2-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-methylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-iso-propylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-iso-propylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenyloindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-phenylcyclopentadienyl)zirconium dichloride],

Claim 15

2-bis[methylsilyl-(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride]ethane, 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-methylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-iso-propylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-iso-propylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenyloindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(indenyl)(3-phenylcyclopentadienyl)zirconium dichloride],

Claim 16

4-disilacyclohexane-1,4-diylidene[(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-(1-napthylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,5-benzo-indenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,6-diiso-propylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-ethyl-4-phenyl-indenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(fluorenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(3-methylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride],

Claim 17

4-disilacyclohexane-1,4-diylidene[(2-methyl-4,5-benzoindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-(1-napthylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,5-benzo-indenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4,6-diiso-propylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-ethyl-4-phenyl-indenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(fluorenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(fluorenyl)(3-methylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(3-methylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(fluorenyl)(3-isopropylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene-[(indenyl)(3-isopropylcyclopentadienyl)zirconium dichloride],

Claim 18

10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,5-benziondenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)-zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-(1-naphthylindenyl)cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride],

Claim 19

10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2,7-di-tert-butylfluorenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(fluorenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(indenyl)(3-phenylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,5-benziondenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,6-diisopropylindenyl)(cyclopentadienyl)-zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-(1-naphthylindenyl)cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2ethyl-4-phenylindenyl)(cyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,5-benzoindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4,6-diisopropylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-(1-naphthylindenyl)(2,3,5-trimethylcyclopentadienyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-ethyl-4-phenylindenyl)(2,3,5-trimethylcyclopentadienyl)-zirconium dichloride],

Claim 20

6-bis[methylsilyl-bis(indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-α-acenaphthindenyl)-zirconium dichloride]hexane, 1,2-bis[methylsilyl-bis(indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[methyslilyl-bis(2-ethylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-4-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-α-acenaphthinedenyl)-zirconium dichloride]ethane,

Claim 21

6-bis[methylsilyl-bis(indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[methylsilyl-bis(2-ethyl-α-acenaphthindenyl)-zirconium dichloride]hexane, 1,2-bis[methylsilyl-bis(indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[methyslilyl-bis(2-ethylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-4-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-bis(2-ethyl-α-acenaphthinedenyl)-zirconium dichloride]ethane,

Claim 22

2-bis[ethylsilyl-bis(indenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-phenylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4,5-benzoindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-α-acenaphthindenyl)-zirconium dichloride]ethane, 1,6-bis[ethylsilyl-bis(indenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-2-isopropylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-α-acenaphthindenyl)zirconium dichloride]hexane,

Claim 23

2-bis[ethylsilyl-bis(indenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-phenylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4,5-benzoindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4-isopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)-zirconium dichloride]ethane, 1,2-bis[ethylsilyl-bis(2-ethyl-α-acenaphthindenyl)-zirconium dichloride]ethane, 1,6-bis[ethylsilyl-bis(indenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-2-isopropylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]hexane, 1,6-bis[ethylsilyl-bis(2-ethyl-α-acenaphthindenyl)zirconium dichloride]hexane,

Claim 24

3-bis[methylsilyl-bis(indenyl)zirconium dichloride]-propane, 1,3-bis[methlsilyl-bis(2-methylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-α-acenaphthindenyl)zirconium dichloride]propane, 1,4-disilacyclohexane-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-ethylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride],

Claim 25

3-bis[methylsilyl-bis(indenyl)zirconium dichloride]-propane, 1,3-bis[methlsilyl-bis(2-methylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-phenylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4,5-benzoindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-(1-naphthyl)indenyl)-zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4-isopropylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-methyl-4,6-diisopropylindenyl)-zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-4-phenylindenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]propane, 1,3-bis[methylsilyl-bis(2-ethyl-α-acenaphthindenyl)zirconium dichloride]propane, 1,4-disilacyclohexane-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-ethylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride],

Claim 26

4-disilacyclohexane-1,4-diylidene[bis(2-ethyl-4-phenyl-indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(indenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-ethylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride],

Claim 27

4-disilacyclohexane-1,4-diylidene[bis(2-ethyl-4-phenyl-indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(indenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-ethylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride],

Claim 28

4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-ethyl-indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-ethylindenyl)zirconium dichloride],

Claim 29

4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-ethyl-indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-ethylindenyl)zirconium dichloride],

Claim 30

4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthyl)indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]hexane,

Claim 31

4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-ethyl-4-phenylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disila-2,3,5,6-tetraphenylbenzene-1,4-diylidene[bis(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthyl)indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]hexane,

Claim 32

6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride]hexane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benxoindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benxoindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthyl)indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-phenylindenyl)(2-ethyl-indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-α-acenaphthindenyl)zirconium dichloride]ethane,

Claim 33

6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-indenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride]hexane, 1,6-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride]hexane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(indenyl)-zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benxoindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,5-benxoindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthyl)indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-methyl-4-phenylindenyl)(2-ethyl-indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-ethyl-4-(1-naphthyl)indenyl)zirconium dichloride]ethane, 1,2-bis[methylsilyl-(2-methyl-4-phenylindenyl)(2-α-acenaphthindenyl)zirconium dichloride]ethane,

Claim 34

4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-.alpha.-methylacenaphthindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride],

Claim 35

4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-phenylindenyl)zirconium dichloride], 1,4-disilacyclohexane-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-.alpha.-methylacenaphthindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride],

Claim 36

10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride] and 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride].

Claim 37

10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride], 9,10-dihydro-9,10-disilaanthracene-9,10-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(indenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-(1-naphthylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4-isopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,6-diisopropylindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-4,5-benzoindenyl)zirconium dichloride], 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-ethyl-4-phenylindenyl)zirconium dichloride] and 1,4-dihydro-1,4-disilabenzene-1,4-diylidene[(2-methyl-4-phenylindenyl)(2-methyl-α-acenaphthindenyl)zirconium dichloride].

Claim 38

The polynuclear metallocene compound as claimed in claim 3, wherein R 1 is identical or different and in 1,2-ethylene, 1,3-propylene, 1,4-butylene or 1,6-hexylene.