Title:
REFRIGERANT COMPRESSOR AND REFRIGERATING CYCLE DEVICE
Document Type and Number:
Japanese Patent JP2010139171
Kind Code:
A
Abstract:
To suppress increase in an acid value of refrigerating machine oil in a refrigerant compressor and a refrigerating cycle device using the refrigerating compressor compared to a conventional refrigerant compressor, so as to improve durability.
A refrigerant filled in the refrigerant compressor is R410A, R407C or R404A, and polyol ester oil is used for base oil. As an acid scavenger, refrigerating machine oil including an alkyl glycidyl ester compound is used.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
SUGANO NORIMI
OTA AKIRA
KAWASHIMA MASAE
TAMURA KAZUMI
OTA AKIRA
KAWASHIMA MASAE
TAMURA KAZUMI
Application Number:
JP2008316345A
Publication Date:
June 24, 2010
Filing Date:
December 12, 2008
Export Citation:
Assignee:
HITACHI APPLIANCES INC
International Classes:
F25B1/00; C09K5/04; C10M105/38; C10M129/70; C10M169/04; F04B39/00; F04C23/02; F04C29/02; C10N30/10; C10N40/30
Domestic Patent References:
JPH08231972A | 1996-09-10 | |||
JPH08120288A | 1996-05-14 | |||
JP2005283106A | 2005-10-13 | |||
JP2008239818A | 2008-10-09 | |||
JP2005248773A | 2005-09-15 | |||
JPH11158478A | 1999-06-15 | |||
JPH1037881A | 1998-02-13 | |||
JP2006342357A | 2006-12-21 |
Foreign References:
WO2008120536A1 | 2008-10-09 | |||
WO2008130039A1 | 2008-10-30 |
Attorney, Agent or Firm:
Manabu Inoue
Yuji Toda
Yuji Toda