Title: Refrigerating machine oil composition
Application Number: 200580007041 Application Date: 2005.03.02
Publication Number: 1930276 Publication Date: 2007.03.14
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C10M169/04;C10M105/38;C10M129/66;C10M137/00;C10M137/10;C10N30/00;C10N30/06;C10N40/30
Applicant(s) Name: Nippon Oil Corp. Address:
Inventor(s) Name:
Attorney & Agent: wangjian
Abstract:
    A refrigerating machine oil composition which comprises a polyol ester as a base oil, a phosphorothionate, a phosphorus compound additive other than phosphorothionates, and a glycidyl ester type epoxy compound. In a refrigerating/air-conditioning apparatus employing an HFC refrigerant, etc., the refrigerating machine oil composition can combine lubricating properties and stability on a high level. The refrigerating/air-conditioning apparatus can hence be stably operated over long.
Time: 6
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