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US 2013/0256586 A1Published application
Refrigeration oil from gas-to-liquid-derived and bio-derived triesters
AssigneeChevron U.S.A. Inc.
InventorsDavid C. Kramer, Ravindra Shah, Stephen J. Miller, Saleh Elomari
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Abstract
The present invention is directed to a refrigerator oil composition comprising (a) a triester species having the following structure: wherein R1, R2, R3, and R4 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.
Claims14
A refrigerator oil composition comprising
- (a) a triester species having the following structure:
- wherein R1, R2, R3, and R4 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 halogenocarbon.
1 more element
A refrigerator oil composition comprising
- (a) a triester species having the following structure:
- wherein R1, R2, R3, and R4 are the same or independently selected from hydrocarbon groups having from 2 to 17 carbon atoms;
- (b) a refrigerant, and
- (c) at least one diester species having the following structure:
- wherein R1, R2, R3, and R4 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.
2 more elements
Dependencies are inferred from the claim text.