Back to results
US 2019/0194567 A1Published application
Refrigerator oil and refrigerator working fluid composition
AssigneeJxtg Nippon Oil & Energy Corporation
InventorsYohei SHONO, Kentaro YAMAGUCHI, Yuya MIZUTANI, Takeshi OKIDO, Hidetoshi OGATA
Life of this patent
Estimating the term…
Abstract
The present invention, in one aspect, provides a refrigerating machine oil including a lubricating base oil and a compound represented by the following formula (A): wherein R1 and R2 each independently represent a monovalent hydrocarbon group, and R3 and R4 each independently represent a hydrogen atom or an alkyl group, the refrigerating machine oil being used with a refrigerant including an unsaturated hydrofluorocarbon.
Claims8
A refrigerating machine oil comprising:
- a lubricating base oil;
- and
- a compound represented by the following formula (A):
- wherein R1 and R2 each independently represent a monovalent hydrocarbon group, and R3 and R4 each independently represent a hydrogen atom or an alkyl group,
- the refrigerating machine oil being used with a refrigerant comprising an unsaturated hydrofluorocarbon.
2 more elements
A working fluid composition for a refrigerating machine, comprising:
- a refrigerating machine oil comprising:
- a lubricating base oil;
- and
- a compound represented by the following formula (A):
- wherein R1 and R2 each independently represent a monovalent hydrocarbon group, and R3 and R4 each independently represent a hydrogen atom or an alkyl group;
- and
- a refrigerant comprising an unsaturated hydrofluorocarbon.
4 more elements
Dependencies are inferred from the claim text.