Functional fluids comprising an oil of lubricating viscosity, the reaction product of an amine and a sulfonic acid, and at least one sulfur-containing compound of the structure
(RX)3P=X
where X is sulfur or oxygen exhibit good anti-rust and antiwear performance.
功能性流体,包括具有润滑粘度的油、胺和磺酸的反应产物以及至少一种结构的含硫化合物
(RX)3P=X
其中 X 为硫或氧,具有良好的防锈和抗磨损性能。
Combination of a sulfer compound and specific phosphorus compounds and their use in lubricating compositions, concentrates and greases
申请人:THE LUBRIZOL CORPORATION
公开号:EP0695799A2
公开(公告)日:1996-02-07
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and (a) a extreme pressure improving amount of at least one sulfur compound, and an antiwear or an extreme pressure improving amount of the combination of (b) at least one ammonium salt of a phosphoric acid ester, (c) at least one phosphite, and (d) at least one thiophosphate or at least one reaction product of a phosphite and sulfur or a source of sulfur. The invention also relates to concentrates and greases containing the combination of the sulfur compound and the specific phosphorus compounds.