The invention provides a lubricant composition comprising an oil of lubricating viscosity and a protic acid salt of an N-hydrocarbyl-substituted gamma-(γ-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
本发明提供了一种润滑剂组合物,该组合物由具有润滑粘度的油和 N-氢羰基取代的γ-(γ-)或δ-
氨基(
硫)酯的原酸盐组成。本发明还涉及一种用润滑剂组合物润滑机械装置的方法。