Title:
REFRIGERATOR OIL COMPOSITION AND REFRIGERATOR MIXTURE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/157357
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a refrigerator mixture composition and a refrigerator oil composition having excellent wear resistance. Further, said problem is solved by using a refrigerator oil composition that contains a base oil (A) and a phosphite (B) containing at least one selected from the group consisting of a first phosphite (B1) and a second phosphite (B2) each having a specific structure. Furthermore, said problem is solved by using a refrigerator mixture composition that contains the refrigerator oil composition and a refrigerant.
Inventors:
NAKAJIMA SO (JP)
Application Number:
PCT/JP2021/001835
Publication Date:
August 12, 2021
Filing Date:
January 20, 2021
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C09K5/04; C10M169/04; C10M137/02; C10M101/02; C10M105/38; C10M107/24; C10M107/34; C10N30/06; C10N40/30
Foreign References:
| JPH09316479A | 1997-12-09 | |||
| JPH0570789A | 1993-03-23 | |||
| JP2009263666A | 2009-11-12 | |||
| JPH09227887A | 1997-09-02 | |||
| JPH0586391A | 1993-04-06 | |||
| JPS5670082A | 1981-06-11 | |||
| JP2007232353A | 2007-09-13 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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