Title:
LUBRICATING OIL COMPOSITION AND LUBRICANT USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/075325
Kind Code:
A1
Abstract:
One aspect of the present invention pertains to a lubricating oil composition containing, at least: (A) 50-80 mass% of a silicone oil which is represented by formula (1), and which has a mass average molecular weight of 900-4,000 and a viscosity index (VI) of at least 300, the ratio of carbon to silicon (C-Si ratio) in the structure being at least 3.03; (B) 10-49 mass% of a hydrocarbon-based lubricating oil; and (C) 0.5-15 mass% of a sulfur compound.
Inventors:
NAKAGAKI MAO (JP)
Application Number:
PCT/JP2020/037978
Publication Date:
April 22, 2021
Filing Date:
October 07, 2020
Export Citation:
Assignee:
MORESCO CORP (JP)
International Classes:
C10M169/04; C10M105/02; C10M107/02; C10M107/50; C10M135/04; C10M135/36; C10M137/10; C10N10/04; C10N20/00; C10N20/02; C10N20/04; C10N30/02; C10N30/06; C10N30/08
Foreign References:
| JP2003253281A | 2003-09-10 | |||
| JP2003261892A | 2003-09-19 | |||
| JP2002069471A | 2002-03-08 | |||
| JPH09188887A | 1997-07-22 | |||
| JP2005248034A | 2005-09-15 | |||
| JP2000063866A | 2000-02-29 | |||
| JP2005331013A | 2005-12-02 | |||
| JP2009019703A | 2009-01-29 | |||
| JP2016500131A | 2016-01-07 |
Attorney, Agent or Firm:
KOTANI, Masataka et al. (JP)
Download PDF:
Previous Patent: AUTOMATED ANALYZER
Next Patent: COMPRESSION RING AND PISTON EQUIPPED WITH COMPRESSION RING
Next Patent: COMPRESSION RING AND PISTON EQUIPPED WITH COMPRESSION RING