Abstract: A bridged metallocene compound of formula (I) wherein: M is a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group optionally containing heteroatoms; L is a divalent bridging group; R1 is a linear C1-C40 hydrocarbon radical optionally containing heteroatoms; T1 and T4 are a oxygen, sulfur atom or a C(R18)3 group; wherein R18, are hydrogen atoms or a C1-C40 hydrocarbon radical; T3 and T4 are C1-C40 hydrocarbon radicals; R4 is a hydrogen atom or a C1-C40 hydrocarbon radical; W is an aromatic 5 or 6 membered ring.
Type:
Grant
Filed:
April 6, 2007
Date of Patent:
November 16, 2010
Assignee:
Basell Polyolifine GmbH
Inventors:
Luigi Resconi, Francesca Focante, Davide Balboni, Ilya E. Nifant'ev, Pavel V. Ivchenko, Vladimir Bagrov