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.

Date of Patent:
Jan. 09, 2024

Filed:

Feb. 08, 2023
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Sohel Shaikh, Dhahran, SA;

Motaz Khawaji, Thuwal, SA;

Wei Xu, Thuwal, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/32 (2006.01); B01J 31/18 (2006.01); B01J 31/14 (2006.01);
U.S. Cl.
CPC ...
C07C 2/32 (2013.01); B01J 31/143 (2013.01); B01J 31/1845 (2013.01); B01J 2231/20 (2013.01); B01J 2531/004 (2013.01); B01J 2531/007 (2013.01); B01J 2531/62 (2013.01); C07C 2531/22 (2013.01);
Abstract

Catalyst systems suitable for tetramerizing ethylene to form 1-octene may include a catalyst having a structure according to Formula (VI) or Formula (VII). In Formulas (VI) and (VII), X is a halogen, a (C-C) carboxylate, acetylacetonate, or a (C-C) hydrocarbyl; Lis a neutral coordinating ligand; n is an integer from 0 to 6; Y is a (C-C)fluorine-substituted aryl, a (C-C)fluorine-substituted aryloxy, or a (C-C)fluorine-substituted alkoxy; and L∩L is a bidentate chelating ligand. The catalyst system may also include an aluminum containing agent which includes a reaction product of an organoaluminum compound and an antifouling compound. The antifouling compound may include one or more organic acids, organic acid salts, esters, anhydrides, or combinations of these.


Find Patent Forward Citations

Loading…