Title:
LUBRICATING OIL COMPOSITION FOR AIR COMPRESSORS, AIR COMPRESSOR LUBRICATING METHOD, AND AIR COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2020/080057
Kind Code:
A1
Abstract:
Provided is a lubricating oil composition that is for air compressors, that have excellent oxidation stability, rust-preventing ability, and storage stability, and that contains a rust-preventive agent (B) and a base oil (A) containing a polyalkylene glycol, wherein the contained amount of the polyalkylene glycol with respect to the total amount of the composition is not less than 65.0 mass%. Also provided are an air compressor lubricating method and an air compressor using the lubricating oil composition.
Inventors:
SATO TOKUE (JP)
Application Number:
PCT/JP2019/037862
Publication Date:
April 23, 2020
Filing Date:
September 26, 2019
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M169/04; C10M105/38; C10M107/34; C10M129/72; C10M133/16; C10M133/38; C10M133/46; C10M135/10; C10N10/04; C10N20/00; C10N30/04; C10N30/10; C10N30/12; C10N40/00
Domestic Patent References:
WO2018034189A1 | 2018-02-22 | |||
WO2017170948A1 | 2017-10-05 | |||
WO2013146805A1 | 2013-10-03 |
Foreign References:
JPS55133489A | 1980-10-17 | |||
JP2016193994A | 2016-11-17 | |||
JP2017509749A | 2017-04-06 | |||
JP2004524414A | 2004-08-12 | |||
US6127324A | 2000-10-03 |
Other References:
See also references of EP 3868852A4
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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