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. 01, 2018
Filed:
Dec. 12, 2011
Orson L Sydora, Houston, TX (US);
Ronald D Knudsen, Bartlesville, OK (US);
Eduardo J. Baralt, Kingwood, TX (US);
Orson L Sydora, Houston, TX (US);
Ronald D Knudsen, Bartlesville, OK (US);
Eduardo J. Baralt, Kingwood, TX (US);
Chevron Phillips Chemical Company LP, The Woodlands, TX (US);
Abstract
This disclosure provides for new catalyst systems and new methods for preparing and using the catalyst systems for generating a trimerization product. In an aspect, the new catalyst systems comprise a chromium carboxylate that is prepared by anhydrous metathesis. In another aspect, the catalyst system comprise a chromium carboxylate that is prepared by anhydrous metathesis and a metal pyrrolide compound. The catalyst systems imparts improved performance and/or reduced catalyst system cost to an olefin trimerization process.