| 摘要 |
PROBLEM TO BE SOLVED: To provide a lubricating composition.SOLUTION: The present invention relates to a lubricating composition containing a dispersant, a corrosion inhibitor and an antioxidant. The invention further provides a method for lubricating a mechanical device with the lubricating composition. In one embodiment, the present invention provides an ashless lubricating composition comprising (a) a dispersant, (b) an antioxidant, (c) a corrosion inhibitor, and (d) an oil of lubricating viscosity. In one embodiment, the present invention provides a method for lubricating a mechanical device (typically requiring a working fluid, a hydraulic fluid, a circulating oil or a turbine oil), the method comprising a step of supplying the mechanical device with an ashless lubricating composition comprising (a) a dispersant, (b) an antioxidant, (c) a corrosion inhibitor, and (d) an oil of lubricating viscosity.SELECTED DRAWING: None |
