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Title:
REFRIGERATOR OIL
Document Type and Number:
Japanese Patent JP2012111956
Kind Code:
A
Abstract:

To provide a refrigerator oil capable of showing superior wear resistance and frictional characteristics in the presence of a refrigerant such as an HFC refrigerant, a hydrocarbon refrigerant or a carbon dioxide refrigerant, and attaining both improvement of long-term reliability and energy saving of refrigerating air-conditioning equipment.

This refrigerator oil contains a lubricating base oil which is at least one selected from a paraffinic mineral oil having %CA of ≤2, %CP/%CN of ≥6 and ≤35, an iodine value of ≤2.5, and a sulfur content of ≤50 massppm, a normal paraffin base oil and an isoparaffin base oil.


Inventors:
TAGAWA KAZUO
SHIMOMURA YUJI
SAWADA TAKESHI
TAKIGAWA KATSUYA
Application Number:
JP2012025218A
Publication Date:
June 14, 2012
Filing Date:
February 08, 2012
Export Citation:
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Assignee:
JX NIPPON OIL & ENERGY CORP
International Classes:
C10M171/00; C10M101/02; C10N20/00; C10N30/00; C10N30/06; C10N40/30
Domestic Patent References:
JPS5876497A1983-05-09
JPS62295995A1987-12-23
Foreign References:
WO2000060031A12000-10-12
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Yoshinori Shimizu
Hiroyuki Hirano



 
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