A LUBRICANT BASE OIL FOR A SHAFT BEARING

摘要

PROBLEM TO BE SOLVED: To provide a lubricant base oil for a shaft bearing that has a low viscosity index and a high viscosity index and has good low-temperature fluidity and vapor pressure resistance.SOLUTION: The lubricant base oil for a shaft bearing comprises an alicyclic dicarboxylic acid diester compound represented by the following general formula (I) (Rand Rin the formula are the same or different and represent linear alkyl groups having 8 to 12 carbon atoms.).SELECTED DRAWING: None