Title:
FREEZER OIL COMPOSITION AND FLUID COMPOSITION FOR FREEZER
Document Type and Number:
Japanese Patent JP2002194366
Kind Code:
A
Abstract:
To provide a freezer oil composition which is sufficiently high in both lubricity and stability to heat and hydrolysis under a cooling medium atmosphere and has excellent cooling medium compatibility and electric insulating property, and to provide a fluid composition which uses the freezer oil composition and is used for freezers.
This freezer oil composition is characterized by containing an aliphatic cyclic polybasic carboxylate compound and an aromatic polybasic carboxylate compound and/or an aliphatic chain polybasic carboxylate compound.
Inventors:
SHIMOMURA YUJI
TAKIGAWA KATSUYA
TAKIGAWA KATSUYA
Application Number:
JP2000392818A
Publication Date:
July 10, 2002
Filing Date:
December 25, 2000
Export Citation:
Assignee:
NIPPON MITSUBISHI OIL CORP
International Classes:
F25B1/00; C09K5/04; C10M105/36; C10M105/38; C10M129/18; C10M129/66; C10M129/70; C10N30/00; C10N30/06; C10N40/30; (IPC1-7): C10M105/36; C09K5/04; C10M105/38; C10M129/18; C10M129/66; C10M129/70; F25B1/00
Domestic Patent References:
| JPH03217494A | 1991-09-25 | |||
| JP2000345183A | 2000-12-12 |
Foreign References:
| WO1997021792A1 | 1997-06-19 |
Attorney, Agent or Firm:
Yoshiki Hasegawa (2 outside)