A crankcase lubricating oil composition for an internal combustion engine comprising (A) an oil of lubricating viscosity in a major amount; and, (B) as an additive component in a minor amount one or more, oil-soluble imides derived from a hydrogenated Diels-Alder adduct of a maleic anhydride and a furan, where the imide group has the formula >NR, where R is an aliphatic hydrocarbyl group having 4 to 8 carbon atoms.
一种用于内燃机的曲轴箱润滑油组合物,包括:(A) 主要量的润滑粘度油;以及,(B) 作为添加剂成分的少量一种或多种油溶性
酰亚胺,这些
酰亚胺来自
马来酸酐和
呋喃的氢化 Diels-Alder 加合物,其中
酰亚胺基团的式子为 >NR,其中 R 是具有 4 至 8 个碳原子的脂肪族烃基。