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:
Jan. 22, 2019
Filed:
May. 18, 2015
Dexerials Corporation, Shinagawa-ku, Tokyo, JP;
Hirofumi Kondo, Tokyo, JP;
Kouki Hatsuda, Tokyo, JP;
Makiya Ito, Tokyo, JP;
Nobuo Tano, Tokyo, JP;
Kyungsung Yun, Tokyo, JP;
Masayoshi Watanabe, Kanagawa, JP;
DEXERIALS CORPORATION, Shinagawa-Ku, Tokyo, JP;
Abstract
A lubricant including: an ionic liquid, which includes a conjugate acid (B) and a conjugate base (X), and is protic, wherein the ionic liquid is represented by the following general formula (1), and wherein the conjugate base is a conjugate base of sulfonic acid, a conjugate base of sulfonimide, or a conjugate base of trisulfonylmethide: where Rand Reach represent a hydrogen atom or Rand Rform a benzene ring together with carbon atoms to which Rand Rare bonded, Rrepresents a to straight-chain hydrocarbon group having 10 or more carbon atoms, and Rrepresents a hydrogen atom or a hydrocarbon group in the general formula (1).