发明名称 |
LUBRICATING OIL COMPOSITION |
摘要 |
[Problem] To provide a lubricating oil composition which can reduce the occurrence frequency of LSPI and which can ensure detergency. [Solution] The present invention is a lubricating oil composition which comprises a lubricant base oil, a compound having calcium and/or magnesium, a compound having molybdenum and/or phosphorus, and an ashless dispersant having nitrogen and which satisfies X ‰¤-0.85 and Y ‰¥ 0.18 (wherein X is calculated according to formula (1): X=([Ca]+0.5[Mg])×8-[Mo]x8-[P]x30 and Y is calculated according to formula (2): Y=[Ca]+1.65[Mg]+[N]). The present invention is particularly a lubricating oil composition for use in an internal combustion engine, more particularly, a lubricating oil composition for use in a supercharged gasoline engine. |
申请公布号 |
EP3101095(A1) |
申请公布日期 |
2016.12.07 |
申请号 |
EP20140880952 |
申请日期 |
2014.11.20 |
申请人 |
ExxonMobil Research and Engineering Company;TOYOTA JIDOSHA KABUSHIKI KAISHA |
发明人 |
ONODERA, Ko;NEMOTO, Shuzo;KATO Tomohiro;FUJIMOTO, Kosuke;YAMASHITA, Minoru |
分类号 |
C10M141/12;C10M137/00;C10M139/00;C10N10/04;C10N10/12;C10N20/02;C10N30/00;C10N30/04;C10N30/12;C10N40/25 |
主分类号 |
C10M141/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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