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US 2025/0154425 A1Published application
Refrigerating machine oil, working fluid composition for refrigerating machine, lubricating method, and method for producing refrigerating machine oil
AssigneeEneos Corporation
InventorsYohei SHONO, Fumiyuki NARA
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Abstract
A refrigerating machine oil containing: a lubricating base oil; and a polymer additive, wherein a carbon residue of 10% residual oil is 0.05% by mass or more.
Claims10
A refrigerating machine oil comprising:
- a lubricating base oil;
- and
- a polymer additive,
- wherein:
- the polymer additive is a copolymer of (meth)acrylic acid esters and has a carbon residue of 0.2% by mass or more, and
- the refrigerating machine oil has a carbon residue of 10% residual oil of 0.05 to 0.6% by mass.
3 more elements
Dependencies are inferred from the claim text.