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. 18, 2017
Filed:
Aug. 20, 2015
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
Ewan E. Delbridge, Concord Township, OH (US);
Renee A. Eveland, Kirkland, OH (US);
Joanne L. Jones, Nottingham, GB;
John K. Pudelski, Cleveland Heights, OH (US);
Nicholas Proust, Willoughby, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C10M 159/12 (2006.01); C10M 161/00 (2006.01); C10M 149/12 (2006.01); C10M 149/14 (2006.01); C10M 145/24 (2006.01); C10M 159/00 (2006.01); C10M 133/52 (2006.01); C10M 133/56 (2006.01); C10M 145/38 (2006.01); C10M 129/95 (2006.01);
U.S. Cl.
CPC ...
C10M 159/12 (2013.01); C10M 129/95 (2013.01); C10M 133/52 (2013.01); C10M 133/56 (2013.01); C10M 145/24 (2013.01); C10M 145/38 (2013.01); C10M 149/12 (2013.01); C10M 149/14 (2013.01); C10M 159/005 (2013.01); C10M 161/00 (2013.01); C10M 2207/129 (2013.01); C10M 2207/34 (2013.01); C10M 2209/082 (2013.01); C10M 2209/086 (2013.01); C10M 2209/104 (2013.01); C10M 2209/105 (2013.01); C10M 2209/106 (2013.01); C10M 2209/107 (2013.01); C10M 2209/109 (2013.01); C10M 2215/02 (2013.01); C10M 2215/042 (2013.01); C10M 2215/06 (2013.01); C10M 2215/086 (2013.01); C10M 2215/26 (2013.01); C10M 2217/04 (2013.01); C10M 2217/041 (2013.01); C10M 2217/06 (2013.01); C10N 2230/04 (2013.01); C10N 2230/10 (2013.01); C10N 2230/36 (2013.01); C10N 2230/52 (2013.01); C10N 2240/10 (2013.01); C10N 2240/102 (2013.01); C10N 2240/104 (2013.01); C10N 2240/12 (2013.01);
Abstract
The disclosed technology relates to a dispersant composition comprising the reaction product of a polyolefin acylating agent and an amine terminated or hydroxyl terminated polyether. In addition, the technology relates to lubricating compositions containing the dispersant composition and an optional synergistic amount of another dispersant, as well as methods of employing the dispersant composition in an engine and engine oils.