Title:
LUBRICATING OIL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/234295
Kind Code:
A1
Abstract:
Provided is a lubricating oil composition comprising a base oil (A) and a metal-based detergent (B), wherein: the content ratio of a heavy component (Hf) having 32 or more carbon atoms in the component (A) is at least 14.0 mass% with respect to the total amount of the component (A); and the component (B) contains an overbased calcium salicylate (B1) having a base number of at least 100 mgKOH/g, and the content ratio of the component (B1) in the component (B) is at least 35.0 mass% with respect to the total amount of the component (B).
Inventors:
KUBOTA MASAYA (JP)
Application Number:
PCT/JP2023/020101
Publication Date:
December 07, 2023
Filing Date:
May 30, 2023
Export Citation:
Assignee:
IDEMITSU KOSAN CO (JP)
International Classes:
C10M169/04; C10M159/22; C10N10/04; C10N30/00; C10N30/04; C10N40/25
Foreign References:
| JP2016196595A | 2016-11-24 | |||
| JPH1180771A | 1999-03-26 |
Attorney, Agent or Firm:
KOBAYASHI Hiroshi et al. (JP)
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