Synthetic refrigeration oil composition for HFC applications
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United States of America Patent
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Apr 29, 2014
Grant Date -
Jun 28, 2012
app pub date -
Feb 27, 2012
filing date -
Sep 15, 2006
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Abstract
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.
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