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:
Apr. 22, 2014
Filed:
Feb. 27, 2013
Applicant:
Chevron Phillips Chemical Company Lp, The Woodlands, TX (US);
Inventors:
Qing Yang, Bartlesville, OK (US);
Max P. McDaniel, Bartlesville, OK (US);
Tony R. Crain, Niotaze, KS (US);
Kathy S. Collins, Bartlesville, OK (US);
Assignee:
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/12 (2006.01); C08F 2/34 (2006.01); C08F 4/02 (2006.01); C08F 4/6192 (2006.01); C08F 110/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein are polymerization processes for the production of olefin polymers. These polymerization processes use a catalyst system containing at least two activator-supports. One activator-support is a halided solid oxide, and the other activator-support is a sulfated solid oxide and/or phosphated solid oxide.