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:
May. 20, 2003
Filed:
Oct. 10, 2001
Applicant:
Inventors:
Rex E. Murray, Cross Lanes, WV (US);
Simon Mawson, Charleston, WV (US);
John F. Szul, Nitro, WV (US);
Kersten Anne Erickson, South Charleston, WV (US);
Tae Hoon Kwack, Belle Mead, NJ (US);
Frederick J. Karol, Belle Mead, NJ (US);
David James Schreck, Cross Lanes, WV (US);
Assignee:
Univation Technologies, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/44 ; C08F 4/16 ; B01J 3/138 ;
U.S. Cl.
CPC ...
C08F 4/44 ; C08F 4/16 ; B01J 3/138 ;
Abstract
This invention relates to a process to polymerize olefins comprising reacting olefins with a catalyst system comprising an activator, a metallocene and a second metal compound based on bidentate ligands containing heterocycle moieties.