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:
Aug. 17, 2021
Filed:
Jul. 21, 2020
Applicants:
SK Innovation Co., Ltd., Seoul, KR;
SK Lubricants Co., Ltd., Seoul, KR;
Inventors:
Sang Hye Shin, Daejeon, KR;
Ha Na Song, Daejeon, KR;
Yu Na Shim, Daejeon, KR;
Sun Ae Hwang, Daejeon, KR;
Assignees:
SK INNOVATION CO., LTD., Seoul, KR;
SK LUBRICANTS CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M 135/10 (2006.01); C07C 211/63 (2006.01); C07C 317/44 (2006.01); C07F 9/11 (2006.01); C07F 9/54 (2006.01); C10M 169/04 (2006.01); C10N 20/00 (2006.01); C10N 30/06 (2006.01);
U.S. Cl.
CPC ...
C10M 135/10 (2013.01); C07C 211/63 (2013.01); C07C 317/44 (2013.01); C07F 9/11 (2013.01); C07F 9/5449 (2013.01); C10M 169/04 (2013.01); C10M 2203/003 (2013.01); C10M 2219/044 (2013.01); C10N 2020/077 (2020.05); C10N 2030/06 (2013.01);
Abstract
Disclosed are an ionic liquid, having wear resistance maintained at low temperatures and containing a divalent cation including at least one of bis(ammonium) and bis(phosphonium) and a monovalent anion including at least one of sulfonate and phosphate, and a lubricant composition including the ionic liquid.