The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2010
Filed:
Dec. 14, 2005
Alexander Z. Voskoboynikov, Moscow, RU;
Alexey N. Ryabov, Moscow, RU;
Dmitry V. Uborsky, Moscow, RU;
Alexander V. Lygin, Moscow, RU;
Catalina L. Coker, Baytown, TX (US);
JO Ann M. Canich, Houston, TX (US);
Alexander Z. Voskoboynikov, Moscow, RU;
Alexey N. Ryabov, Moscow, RU;
Dmitry V. Uborsky, Moscow, RU;
Alexander V. Lygin, Moscow, RU;
Catalina L. Coker, Baytown, TX (US);
Jo Ann M. Canich, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
A metallocene compound is represented by the formula (1):AMXwherein M is a transition metal atom having a coordination number of n selected from Group 3, 4, 5 or 6 of the Periodic Table of Elements, or a lanthanide metal atom, or actinide metal atom; A is a substituted monocyclic or polycyclic arenyl ligand pi-bonded to M, wherein said arenyl ligand includes at least one halogen substituent directly bonded to any spcarbon atom at a bondable ring position of the ligand; and the or each X is a univalent anionic ligand, or two X are joined and bound to the metal atom to form a metallocycle ring, or two X are joined to form a chelating ligand, a diene ligand, or an alkylidene ligand.