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:
Nov. 29, 2016
Filed:
Feb. 09, 2015
Chevron Phillips Chemical Company Lp, The Woodlands, TX (US);
Orson L Sydora, Houston, TX (US);
Bruce E Kreischer, Kingwood, TX (US);
Donald A Stern, Kingwood, TX (US);
Varadee Vittur, Houston, TX (US);
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Abstract
Processes of forming oligomers are described herein. The processes generally include contacting an olefin and a catalyst system to form an oligomerization product at oligomerization conditions, wherein a reaction system effluent includes components selected from the oligomerization product, a chromium containing compound, or combinations thereof; and contacting the chromium containing compound with a beta-diketone at conditions capable of changing an oxidation state of chromium.