Patent Number: 8,795,547

Title: Refrigeration oil from gas-to-liquid-derived and bio-derived triesters

Abstract: The present invention is directed to a refrigerator oil composition comprising (a) a triester species having the following structure: ##STR00001## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are the same or independently selected from hydrocarbon groups having from 2 to 20 carbon atoms and wherein "n" is an integer from 2 to 20; and (b) a refrigerant, wherein the refrigerant is a halohydrocarbon.

Inventors: Kramer; David C. (San Anselmo, CA), Shah; Ravindra (Concord, CA), Miller; Stephen J. (San Francisco, CA), Elomari; Saleh (Fairfield, CA)

Assignee: Chevron U.S.A. Inc.

International Classification: C09K 5/04 (20060101); C09K 5/10 (20060101)

Expiration Date: 8/05/12018