REFRIGERATOR OIL AND WORKING FLUID COMPOSITION FOR REFRIGERATORS

Title:

REFRIGERATOR OIL AND WORKING FLUID COMPOSITION FOR REFRIGERATORS

Document Type and Number:

Japanese Patent JP2021178884

Kind Code:

A

Abstract:

To provide a refrigerator oil having excellent compatibility with a specific coolant, and a working fluid composition for refrigerators containing the refrigerator oil and a coolant.SOLUTION: A refrigerator oil contains an ester of a trivalent carboxylic acid represented by the formula (1) and a monohydric alcohol and is used with a coolant including at least one selected from difluoromethane and tetrafluoropropene (in the formula (1), R is an alkyl group).SELECTED DRAWING: None

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Inventors:

OKAZAKI MOTOYA
MIZUTANI YUYA
OGATA HIDETOSHI
SHONO YOHEI

Application Number:

JP2020083171A

Publication Date:

November 18, 2021

Filing Date:

May 11, 2020

Export Citation:

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Assignee:

ENEOS CORP

International Classes:

C10M105/36; C09K5/04

Attorney, Agent or Firm:

Yoshiki Hasegawa
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano
Shohei Kumagai

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