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:
Mar. 01, 2016
Filed:
Sep. 23, 2014
Applicant:
Chevron Phillips Chemical Company Lp, The Woodlands, TX (US);
Inventors:
Errun Ding, Bartlesville, OK (US);
Qing Yang, Bartlesville, OK (US);
Youlu Yu, Bartlesville, OK (US);
Lloyd W. Guatney, Bartlesville, OK (US);
Jim B. Askew, Barnsdall, OK (US);
Assignee:
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/642 (2006.01); C08F 4/653 (2006.01); C08F 4/6592 (2006.01); C08F 210/16 (2006.01); C08F 4/76 (2006.01); C08F 4/659 (2006.01); C08F 10/02 (2006.01); C08F 10/00 (2006.01); C08L 23/00 (2006.01); C08L 23/04 (2006.01); C08L 23/10 (2006.01);
U.S. Cl.
CPC ...
C08F 4/76 (2013.01); C08F 4/6592 (2013.01); C08F 4/65904 (2013.01); C08F 4/65908 (2013.01); C08F 4/65912 (2013.01); C08F 10/00 (2013.01); C08F 10/02 (2013.01); C08L 23/00 (2013.01); C08L 23/04 (2013.01); C08L 23/10 (2013.01); C08F 4/65916 (2013.01); C08F 4/65925 (2013.01); C08F 4/65927 (2013.01);
Abstract
Disclosed herein are polymerization processes for the production of olefin polymers. These polymerization processes can use a dual catalyst system containing a zirconium or hafnium based metallocene compound and a titanium based half-metallocene compound containing an indenyl group.