There are disclosed novel multifunctional additives for power transmission shift fluids such as automatic transmission fluids which are diethanolamides or diisop- ropanolamides of alkyl thioglycolic acids or boron, phosphorous or metal reaction products thereof. These additives provide the properties of anti-oxidation, H2S suppression, corrosion inhibition and friction modification.
已公开的用于动力传动换档液(如自动传动液)的新型多功能添加剂是烷基
硫代
乙醇酸或
硼、
磷或其
金属反应产物的二
乙醇酰胺或二
异丙醇酰胺。 这些添加剂具有抗氧化、抑制
H2S、缓蚀和摩擦改进等特性。