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:
Jul. 02, 2019
Filed:
Dec. 01, 2017
Applicant:
Showa Denko K.k., Tokyo, JP;
Inventors:
Assignee:
SHOWA DENKO K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 487/22 (2006.01); C07D 487/18 (2006.01); C07D 487/08 (2006.01); C07D 209/70 (2006.01); C10M 105/70 (2006.01); C10M 105/54 (2006.01); C10M 103/02 (2006.01); C10M 105/00 (2006.01);
U.S. Cl.
CPC ...
C07D 487/22 (2013.01); C07D 209/70 (2013.01); C07D 487/08 (2013.01); C07D 487/18 (2013.01); C10M 103/02 (2013.01); C10M 105/00 (2013.01); C10M 105/54 (2013.01); C10M 105/70 (2013.01); C10M 2213/0606 (2013.01); C10M 2215/223 (2013.01); C10N 2220/082 (2013.01); C10N 2230/54 (2013.01); C10N 2240/204 (2013.01); C10N 2250/121 (2013.01); C10N 2280/00 (2013.01);
Abstract
A fullerene derivative, used as a lubricant, includes, in a molecule: a fullerene backbone; and n pyrrolidine rings each being condensed to the fullerene backbone, each of the pyrrolidine rings including one aryl group including a group including m perfluoropolyether chains, 'm' being an integer from 2 to 5 and 'n' being an integer from 1 to 5.