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. 07, 2015
Filed:
Oct. 25, 2010
Applicant:
Akhilesh Duggal, Midlothian, VA (US);
Inventor:
Akhilesh Duggal, Midlothian, VA (US);
Assignee:
Afton Chemical Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 143/10 (2006.01); C10M 143/12 (2006.01);
U.S. Cl.
CPC ...
C10M 143/12 (2013.01); C10M 143/10 (2013.01); C10N 2220/029 (2013.01); C10M 2205/06 (2013.01); C10M 2205/04 (2013.01); C10N 2220/02 (2013.01); C10N 2230/02 (2013.01); C10N 2230/08 (2013.01); C10N 2240/10 (2013.01); H01L 2924/0002 (2013.01);
Abstract
A hydrogenated styrene butadiene star copolymer is incorporated in a lubricant additive package. The star copolymer can include about 3 to 25% and about 97 to 75% butadiene. The star copolymer may further be incorporated in a lubricant additive in the amount of about 12 wt % of the star copolymer as compared to the base oil.