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公开(公告)号：US12258531B2
公开(公告)日：2025-03-25
申请号：US18013418
申请日：2021-07-07
Applicant: ENEOS CORPORATION
Inventor： Tatsuki Nakajima , Shogo Hashimoto , Hidetoshi Ogata , Yuma Seki
IPC: C10M129/76 , C09K5/04 , C10M169/04 , C10N40/30
Abstract: One aspect of the present invention is a refrigerating machine oil containing: a base oil; and a partial ester of a carboxylic acid and a polyhydric alcohol, wherein the carboxylic acid contains an unsaturated carboxylic acid.
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