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:
Apr. 01, 2008
Filed:
Oct. 11, 2002
Applicants:
Lars Zander, Duesseldorf, DE;
Alfred Westfechtel, Hilden, DE;
Elke Grundt, Duesseldorf, DE;
Markus Dierker, Duesseldorf, DE;
Inventors:
Lars Zander, Duesseldorf, DE;
Alfred Westfechtel, Hilden, DE;
Elke Grundt, Duesseldorf, DE;
Markus Dierker, Duesseldorf, DE;
Assignee:
Cognis Deutschland GmbH & Co. KG, Duesseldorf, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C 1/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for producing poly-α-olefins are described wherein the processes comprise: (a) providing a primary alcohol; and (b) polymerizing the primary alcohol in the presence of an acidic alumino layer silicate to form a poly-α-olefin. Water formed during the polymerization can be removed, optionally during the polymerization, and subsequent hydrogenation may be performed.