申请人:NEW JAPAN CHEMICAL CO., LTD.
公开号:US10947472B2
公开(公告)日:2021-03-16
An object of the present invention is to provide a lubricant base oil for power transmission (in particular, a lubricant base oil for traction drives) having a high traction coefficient and a high flash point. The present invention relates to a lubricant base oil for power transmission comprising an alicyclic dicarboxylic acid diester compound represented by general formula (1):
wherein R1 to R5 are the same or different, and each represents hydrogen or linear or branched C1-4 alkyl, and two R1, two R2, two R3, two R4, and two R5 may respectively be the same or different; and ring A is
wherein R represents C1-3 alkyl, and n represents 0, 1, or 2; when n represents 2, R may be the same or different.
本发明的目的是提供一种用于动力传输(特别是牵引传动)具有高牵引系数和高闪点的润滑基础油。本发明涉及一种用于动力传输的润滑基础油,包括一个由通式(1)表示的脂环族二羧酸二酯化合物:其中R1至R5相同或不同,每个代表氢或线性或支链C1-4烷基,两个R1、两个R2、两个R3、两个R4和两个R5可以分别相同或不同;环A为:其中R表示C1-3烷基,n表示0、1或2;当n表示2时,R可以相同或不同。