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:
Mar. 16, 2021
Filed:
Mar. 08, 2017
Kyodo Yushi Co., Ltd., Fujisawa, JP;
KYODO YUSHI CO., LTD., Fujisawa, JP;
Abstract
Provided is a grease composition including a thickener and a base oil, in which the thickener is a urea compound represented by formula (1)R1-NHCONH—R2-NHCONH—R3  (1)wherein R2 represents a divalent Caromatic hydrocarbon group, and R1 and R3 may be the same or different and each represent an Calkyl group, a cyclohexyl group, or an Caryl group, and as the base oil, one or more types of a compound represented by formula (2) are contained at 40% by mass or more relative to a total mass of the base oil, wherein R4 and R5 may be the same or different and each represent a linear or branched Calkyl group, where m and n are real numbers being 0 or more which satisfy m+n=2.