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:
Oct. 16, 2018
Filed:
Dec. 23, 2014
Applicant:
Public Joint Stock Company “sibur Holding”, Tobolsk, RU;
Inventors:
Timur Mikhailovich Zilbershtein, Kazan, RU;
Denis Alekseevich Lenev, Khimki, RU;
Assignee:
PUBLIC JOINT STOCK COMPANY “SIBUR HOLDING”, Tobolsk, RU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/32 (2006.01); C08F 110/02 (2006.01); B01J 31/14 (2006.01); B01J 31/18 (2006.01);
U.S. Cl.
CPC ...
C07C 2/32 (2013.01); B01J 31/143 (2013.01); B01J 31/1825 (2013.01); C08F 110/02 (2013.01); B01J 2231/12 (2013.01); B01J 2231/20 (2013.01); B01J 2531/62 (2013.01); C07C 2531/14 (2013.01); C07C 2531/22 (2013.01);
Abstract
Methods of preparing oligomers of an olefin are provided. The methods can include providing a composition that includes an alkylaluminum compound, a chromium compound, and a hydrocarbon solvent. The hydrocarbon solvent can include n-undecane, a C8-C11 alkane compound having one branch, or a mixture thereof. The methods can further include contacting an olefin with the composition to form oligomers of the olefin. The olefin can include ethylene, and the oligomers of the olefin can include 1-hexene.