A traction drive fluid comprising a naphthenic compound represented by the formula
1
wherein R
1
is an alkyl group, which may have a naphthene ring, having 1 to 8 carbon atoms, R
2
through R
4
are each independently hydrogen or an alkyl group, which may have a naphthene ring, having 1 to 8 carbon atoms, and A is a naphthenic hydrocarbon group, a saturated polycyclic hydrocarbon group, a naphthenic ester group, and a naphthenic carbonate group.
一种牵引传动液,包括一种由以下式子1表示的
萘烷化合物:
式子1
其中,R1是一个碳数为1到8的烷基团,可能有一个
萘环;R2到R4各自独立地是氢原子或碳数为1到8的烷基团,可能有一个
萘环;A是一个
萘烷烃基团、一个饱和多
环烃基团、一个
萘烷酯基团或一个
萘烷碳酸酯基团。