申请人:Mathur Naresh
公开号:US09090847B2
公开(公告)日:2015-07-28
An ashless additive for lubricating oil compositions, lubricating oil compositions and methods for lubricating that are effective to improve the total base number (TBN) of a lubricant composition. The additive is a reaction product of a compound of the formula:
with NH3, an alcohol, an amine, or a hydrocarbyl amine, wherein R1 is selected from H, a hydrocarbyl group, the alcohol or amine contains from 1 to about 24 carbon atoms, and the hydrocarbyl amine has a number average molecular weight ranging from about 100 to about 6000.
一种无灰添加剂,用于润滑油组合物、润滑油组合物的方法以及润滑方法,能够有效改善润滑剂组合物的总碱值(TBN)。该添加剂是以下化合物与NH3、醇、胺或烃基胺的反应产物,其中R1从H、烃基团中选择,醇或胺含有1至约24个碳原子,烃基胺的数量平均分子量范围从约100至约6000。