| 摘要 |
Provided is a lubricating oil composition comprising: a base oil (A) that includes a compound (A1) which is an ester or ether and has two or more aromatic rings; and a polyalkylene glycol (B) blended with the base oil (A). The lubricating oil composition has a high density (a high bulk modulus of elasticity), a high viscosity index, and excellent shear stability. |
