Synthetic refrigeration oil composition for HFC applications

摘要

A refrigeration composition containing at least one ester formed by esterification of a hydroxycarboxylic acid component and an alcohol component, the hydroxycarboxylic acid component chosen from hydroxycarboxylic acids comprising more than one carboxylic acid group, hydroxystearic acid, hydroxylauric acid, hydroxydecanoic acid, hydroxyarachidic acid, hydroxypalmitic acid, hydroxylinoleic acid, hydroxyerucic acid, hydroxyarachidonic acid, ricinoleic acid, and combinations thereof, and the alcohol component containing at least one alcohol; and a base oil lubricant chosen from alkylbenzenes, alkylated naphthenics, polyalkylene glycols, polyvinylethers, polyalphaolefins, mineral oils, polyol esters, and combinations thereof.