The present invention relates to a process for the removal of organic acids, particularly naphthenic acids, from crude oils and crude oil distillates by use of a supported basic ionic liquid in a mass ratio of crude oil and/or crude oil distillate and ionic liquid of from greater than 40:1, the basic ionic liquid comprises a basic anion selected from serinate, prolinate, histidinate, threoninate, valinate, asparaginate, taurinate and lysinate.
本发明涉及一种从原油和原油馏分物中去除有机酸,特别是
环烷酸的工艺,该工艺使用一种支撑型碱性
离子液体,原油和/或原油馏分物与
离子液体的质量比大于 40:1,碱性
离子液体包括一种碱性阴离子,选自
丝氨酸盐、脯
氨酸盐、组
氨酸盐、苏
氨酸盐、缬
氨酸盐、天冬酰胺盐、
牛磺酸盐和赖
氨酸盐。