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Title:
REFRIGERATOR OIL AND HYDRAULIC FLUID COMPOSITION FOR REFRIGERATORS
Document Type and Number:
WIPO Patent Application WO/2019/156124
Kind Code:
A1
Abstract:
A refrigerator oil having a kinematic viscosity of no more than 10 mm2/s at 40°C and containing: a base oil including an ester of an alcohol and a fatty acid; and a compound indicated by formula (1). In formula (1), R1 and R2 each independently indicate a monovalent hydrocarbon group, R3 indicates a divalent hydrocarbon group, and R4 indicates a hydrogen atom or a monovalent hydrocarbon group.

Inventors:
SHONO Yohei (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
NARA Fumiyuki (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
OKIDO Takeshi (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
OGATA Hidetoshi (1-2 Otemachi 1-chome, Chiyoda-k, Tokyo 62, 〒1008162, JP)
Application Number:
JP2019/004261
Publication Date:
August 15, 2019
Filing Date:
February 06, 2019
Export Citation:
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Assignee:
JXTG NIPPON OIL & ENERGY CORPORATION (1-2 Otemachi 1-chome, Chiyoda-ku Tokyo, 62, 〒1008162, JP)
International Classes:
C10M137/10; F25B1/00; C10N20/00; C10N20/02; C10N30/06; C10N40/30
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (SOEI PATENT AND LAW FIRM, Marunouchi MY PLAZA 9th fl. 1-1, Marunouchi 2-chome, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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