WORKING FLUID COMPOSITION FOR REFRIGERATING MACHINE AND REFRIGERATING MACHINE OIL

Title:

WORKING FLUID COMPOSITION FOR REFRIGERATING MACHINE AND REFRIGERATING MACHINE OIL

Document Type and Number:

WIPO Patent Application WO/2015/111522

Kind Code:

A1

Abstract:

The present invention provides a working fluid composition for a refrigerating machine, said working fluid composition comprising: a refrigerating machine oil that contains, as a base oil, a mixed ester in which a complex ester (A) that is synthesized from a polyhydric alcohol such as neopentyl glycol, a polybasic acid having 6-12 carbon atoms, a monohydric alcohol having 4-18 carbon atoms, and the like and a polyol ester (B) that is synthesized from a polyhydric alcohol such as neopentyl glycol and a monovalent fatty acid having 4-18 carbon atoms are mixed such that the mass ratio of the complex ester (A)/polyol ester (B) is in the range of 5/95 to 95/5; and a refrigerant such as carbon dioxide.

Inventors:

TAKAHASHI HITOSHI (JP)
OKIDO TAKESHI (JP)
SHIMPO HIROKO (JP)
KONNO SOUICHIROU (JP)

Application Number:

PCT/JP2015/051106

Publication Date:

July 30, 2015

Filing Date:

January 16, 2015

Export Citation:

Click for automatic bibliography generation Help

Assignee:

JX NIPPON OIL & ENERGY CORP (JP)

International Classes:

C10M105/32; C10M105/38; C10M105/42; C10N30/00; C10N30/06; C10N40/30

Domestic Patent References:

WO2012026303A1

2012-03-01

Foreign References:

JP2012508807A	2012-04-12
JPH07507346A	1995-08-10
JP2013170255A	2013-09-02
JP2011184536A	2011-09-22
JP2002129179A	2002-05-09
JP2012102235A	2012-05-31

Other References: