| 摘要 |
Disclosed is a lubricating oil composition containing an oil of lubricatin g viscosity and a N,N,N',N'-tetraalkyl-naphthalene-1,8-diamine and at least on e additive selected from antioxidants, dispersants, and detergents which together provi de superior oxidation inhibition and are suitable lubricants for automotive and truck crankcase lubricants; as well as transmission lubricants, gear lubricants, hydraulic fluids, compressor oils, diesel and marine lubricants. |
