| 摘要 |
<p>Disclosed is a lubricant composition having excellent oxidation stability, which is characterized by containing, as a main component of a base oil, (A) a mineral oil having a composition including 10-50% by mass of a total aromatic content and 0.1-1.0% by mass of a sulfur content, a viscosity index of 85-100 and a pour point of not more than -10°C. The lubricant composition is also characterized by further containing, based on the total amount of the composition, (B) 0.01-5% by mass of an antioxidant, (C) 0.01-0.1% by mass of an alkylphenoxy carboxylic acid, and (D) 0.005-0.1% by mass of a triazole derivative.</p> |
