Patent ID: 7989406
Filing Date: 2011-08-02
Classification: C10L,C10M,C10N,F01N

Abstract:
1. A lubricating oil composition for a Diesel engine having a Diesel particulate filter, the composition having a sulfated ash content of 1.0% by weight or smaller, a sulfur content of 0.3% by weight or smaller, a molybdenum content of 100 ppm or greater, and as an ashless dispersant, the combination of a boron-based imide and a bisimide, wherein the temperature of combustion of the composition is no greater than 610° C., which composition comprises a base oil having a viscosity of 1.5 to 30 mm 2 /sec at 100° C., an oil-soluble molybdenum compound as a molybdenum source, at least one metallic detergent and at least one antiwear agent.