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. 19, 1978
Filed:
Jun. 17, 1977
Applicant:
Inventors:
Assignee:
Nippon Oil Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ; C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 29 ; 252 25 ; 252 / ; 252 / ;
Abstract
Grease compositions comprising (A) a specific polyoxypropylene glycol monoether as the lubricating base oil and (B) a specific gelling agent as the thickening agent, consisting of at least one diurea compound represented by the formula ##STR1## wherein R.sub.1 is a divalent aromatic hydrocarbon radical, and R.sub.2 and R.sub.3 a cyclohexyl group, a cyclohexyl derivative group having 7-12 carbon atoms, or an alkyl group having 8-20 carbon atoms.