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:
Jun. 13, 2023
Filed:
May. 24, 2022
University of Yamanashi, Yamanashi, JP;
Nippon Thompson Co., Ltd., Tokyo, JP;
Ushio Chemix Corporation, Shizuoka, JP;
Yuichiro Haramoto, Yamanashi, JP;
Shigemasa Itabashi, Kanagawa, JP;
Ayana Takemura, Kanagawa, JP;
Kazuo Okamoto, Shizuoka, JP;
Hiroyuki Otsuki, Shizuoka, JP;
UNIVERSITY OF YAMANASHI, Yamanashi, JP;
NIPPON THOMPSON CO., LTD., Tokyo, JP;
Ushio Chemix Corporation, Shizuoka, JP;
Abstract
Provided is a lubricant composition including a bicyclic liquid crystal of formula (1), and a tricyclic liquid crystal compound of formula (2), and having a mixing mass ratio of the bicyclic liquid crystal compound and tricyclic liquid crystal compound of 95:5 to 15:85. The composition is suitable for use in a clean environment, under a high vacuum, under high temperature and a bearing. Rand Rare the same or different from each other, and each is —OCHCHCH(R')CHCHOR Rand Rare the same or different from each other, and each is —OR. R, R, Rand Rare the same or different from each other, and each is hydrogen or —OR. R is a linear or branched CH, 1≤n≤20 and R′ is methyl or ethyl.