首页>
外国专利>
The composition of salt of diester of ammonio quaternary structure of oil, lubricant and process for preparing the composition of diester quaternary salt of ammonio
The composition of salt of diester of ammonio quaternary structure of oil, lubricant and process for preparing the composition of diester quaternary salt of ammonio
展开▼
机译:石油季铵盐二元结构盐的组成,润滑剂及制备铵季铵盐二元结构盐的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
A quaternary ammonium salt of a diester represented by the formula: IMAGE in which Ri, Rii, Riii and Riv represent hydrogen, alkyl or alkenyl radicals at least one of which is a hydrocarbyl radical having from 50-200 carbon atoms, R is a divalent radical having from 2-10 carbon, or carbon and oxygen atoms, Rv is hydrogen or a hydrocarbyl radical, z has a value from 0-4 and X is an anion is provided, as well as a method of preparation and a hydrocarbon lubricating oil composition containing same.
展开▼