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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.:

US 9469704 B1

PDFFull Text
Date of Patent:
Oct. 18, 2016

Filed:

Dec. 22, 2008

Utilization of linear alpha olefins in the production of metallocene catalyzed poly-alpha olefins

Applicants:

Mark Hagemeister, Houston, TX (US);

Anatoly Ilich Kramer, Edison, NJ (US);

Pramod Jayant Nandapurkar, Plainsboro, NJ (US);

Margaret May-som Wu, Skillman, NJ (US);

Inventors:

Mark Hagemeister, Houston, TX (US);

Anatoly Ilich Kramer, Edison, NJ (US);

Pramod Jayant Nandapurkar, Plainsboro, NJ (US);

Shakeel Tirmizi, Matawan, NJ (US);

Margaret May-Som Wu, Skillman, NJ (US);

Assignee:

ExxonMobil Chemical Patents Inc., Baytown, TX (US);

Attorneys:

Luke A. Parsons

Leandro Arechederra, III

Primary Examiner:

David W Wu

Assistant Examiner:

Elizabeth Eng

Int. Cl.
CPC ...
C07C 2/02 (2006.01); C07C 2/04 (2006.01); C07C 2/26 (2006.01); C07C 2/34 (2006.01); C08F 10/14 (2006.01); C08F 10/00 (2006.01); C08F 4/659 (2006.01); C08F 110/14 (2006.01); C08F 210/14 (2006.01);
U.S. Cl.
CPC ...
C08F 10/14 (2013.01); C08F 10/00 (2013.01); C08F 4/65908 (2013.01); C08F 110/14 (2013.01); C08F 210/14 (2013.01);
Abstract

The invention is directed to a process for the preparation of lubricant base stocks by contacting alphaolefin feedstocks with single-site metallocene catalysts and recycling unconverted monomers, characterized by a purge step in the recycle.

Find Patent Forward Citations

Hagemeister, Mark. (2016). Utilization of linear alpha olefins in the production of metallocene catalyzed poly-alpha olefins (U.S. Patent No. 9469704). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9469704

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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