| 摘要 |
PROBLEM TO BE SOLVED: To provide a lubricant composition excellent in oxidation stability. SOLUTION: The lubricant composition contains (A) a mineral oil, as a main component of a base oil, having a composition of the total aromatic content of 10-50 mass% and a sulfur content of 0.1-1.0 mass% and having a viscosity index of 85-100 and a pour point of -10°C or less, (B) an antioxidant of 0.01-5 mass%, (C) an alkylphenoxy carboxylic acid of 0.01-0.1 mass%, and (D) a triazole derivative of 0.005-0.1 mass%, based on the total amount of the composition. COPYRIGHT: (C)2010,JPO&INPIT |
