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:
Jul. 21, 2020
Filed:
Mar. 10, 2016
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Xuan Ye, Houston, TX (US);
Matthew W. Holtcamp, Huffman, TX (US);
Laughlin G. McCullough, League City, TX (US);
Jo Ann M. Canich, Houston, TX (US);
David F. Sanders, Beaumont, TX (US);
Gregory S. Day, College Station, TX (US);
Michelle E. Titone, Houston, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/02 (2006.01); C08F 4/6592 (2006.01); C08F 210/16 (2006.01); B01J 31/22 (2006.01); C08F 210/14 (2006.01); C08F 4/659 (2006.01);
U.S. Cl.
CPC ...
C08F 4/6592 (2013.01); B01J 31/2295 (2013.01); C08F 4/02 (2013.01); C08F 4/025 (2013.01); C08F 210/14 (2013.01); C08F 210/16 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); C08F 2420/02 (2013.01); C08F 2500/10 (2013.01);
Abstract
This invention relates to a catalyst system including fluorided silica, alkylalumoxane activator and a bridged monocyclopentadienyl group 4 transition metal compound, where the fluorided support has not been calcined at a temperature of 400° C. or more, and is preferably, produced using a wet mix method, particularly an aqueous method.