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:
Feb. 26, 2013
Filed:
Sep. 01, 2010
Applicant:
Abraham Robert DE Kraker, Sugar Land, TX (US);
Inventor:
Abraham Robert De Kraker, Sugar Land, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 105/04 (2006.01); C07C 9/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An oligomer of alpha olefin is produced in a three step process comprising 1) oligomerization to a vinylidene, 2) hydroformylation to a primary alcohol, and 3) dimerization of the alcohol. The final product can be hydrogenated to form a branched alkane with improved lubricating oil properties.