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. 05, 2019
Filed:
Aug. 28, 2015
Applicant:
The Lubrizol Corporation, Wickliffe, OH (US);
Inventors:
Yanshi Zhang, Solon, OH (US);
Jason J. Hanthorn, Eastlake, OH (US);
Ewan E. Delbridge, Concord Township, OH (US);
Assignee:
The Lubrizol Corporation, Wickliffe, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 141/00 (2006.01); C10M 169/04 (2006.01); C10M 141/06 (2006.01); C10M 171/02 (2006.01); C10M 129/68 (2006.01); C10M 129/72 (2006.01); C10M 129/24 (2006.01); C10M 129/00 (2006.01);
U.S. Cl.
CPC ...
C10M 141/06 (2013.01); C10M 169/04 (2013.01); C10M 171/02 (2013.01); C10M 129/00 (2013.01); C10M 129/24 (2013.01); C10M 129/68 (2013.01); C10M 129/72 (2013.01); C10M 141/00 (2013.01); C10M 2203/1025 (2013.01); C10M 2205/022 (2013.01); C10M 2205/024 (2013.01); C10M 2205/026 (2013.01); C10M 2207/026 (2013.01); C10M 2207/028 (2013.01); C10M 2207/044 (2013.01); C10M 2207/26 (2013.01); C10M 2207/262 (2013.01); C10M 2207/282 (2013.01); C10M 2215/06 (2013.01); C10M 2215/064 (2013.01); C10M 2215/066 (2013.01); C10M 2215/221 (2013.01); C10M 2215/28 (2013.01); C10M 2219/022 (2013.01); C10M 2219/046 (2013.01); C10M 2219/089 (2013.01); C10M 2223/045 (2013.01); C10N 2210/02 (2013.01); C10N 2220/021 (2013.01); C10N 2230/02 (2013.01); C10N 2230/04 (2013.01); C10N 2230/08 (2013.01); C10N 2230/12 (2013.01); C10N 2230/36 (2013.01); C10N 2230/42 (2013.01); C10N 2230/43 (2013.01); C10N 2230/45 (2013.01); C10N 2230/52 (2013.01); C10N 2240/10 (2013.01); C10N 2240/103 (2013.01); C10N 2240/104 (2013.01); C10N 2260/14 (2013.01);
Abstract
The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.