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:
Sep. 14, 2021
Filed:
Jan. 22, 2018
Adeka Corporation, Tokyo, JP;
Taro Sumi, Tokyo, JP;
Shinji Iino, Tokyo, JP;
ADEKA CORPORATION, Tokyo, JP;
Abstract
A fuel-saving-type engine oil composition is provided that exhibits a satisfactory friction-reducing effect in a low-viscosity engine oil without being constrained by, for example, high temperatures, low temperatures, low loads, or high loads. The engine oil composition includes: an engine oil having a low-temperature viscosity of from 0 to 10 in SAE viscosity grades and a high-temperature viscosity of from 4 to 20 in the SAE viscosity grades; and a molybdenum compound (A) represented by the following general formula (1): where Rto Reach independently represent a hydrocarbon group having 4 to 18 carbon atoms, and not all of Rto Rrepresent the same group, and when Rand Rrepresent the same group, Rand Rdo not represent the same group, and Xto Xeach independently represent a sulfur atom or an oxygen atom.