| 摘要 |
<p>This invention relates to a lubricating oil composition with improved fuel economy and fuel economy retention properties and comprising a major amount of an oil of lubricating viscosity and a minor amount of an oil soluble (a) organic friction modifier other than ashless alkyldithiodicarbamates and (b) trinuclear organomolybdenum compound of the generic formula Mo3Sx-(Q)wherein x is from 4 to 10 and Q is a core which may be a ligand, the trinuclear molybdenum compound being present in such an amount as to provide 10-1000 ppm of molybdenum in the composition.</p> |
