Group 4 metal complexes containing 4-aryl-substituted,...

Details Group 4 metal complexes containing 4-aryl-substituted,... Group 4 metal complexes containing 4-aryl-substituted,...

C - Chemistry, Metallurgy

07

F

C07F 7/28 (2006.01) C07F 17/00 (2006.01)

Patent

CA 2492952

Group 4 metal constrained geometry complexes comprising tricyclic 4- aryl~substituted indenyl ligands, especially 1,5,6,7-tetrahydro-4-aryl-s- indacen-1-yl ligands, catalytic derivatives thereof, processes for preparing the same and their use as components of olefin polymerization catalysts are disclosed.

La présente invention concerne des complexes de métaux du Groupe 4 à géométrie contrainte et comprenant des ligands indényles tricycliques 4-aryle-substitués. L'invention concerne plus particulièrement des ligands 1,5,6,7-tétrahydro-4-aryle-s-indacén-1-yles. L'invention concerne également certains de leurs dérivés, des procédés permettant leur élaboration, et leur utilisation comme composants de catalyseurs de polymérisation des oléfines.

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