发明名称 |
LUBRICATING COMPOSITIONS CONTAINING SALTS OF HYDROCARBYL SUBSTITUTED ACYLATING AGENTS |
摘要 |
The present invention provides a composition and a concentrate, comprising: (a) a major amount of an oil of lubricating viscosity, (b) a quaternary ammonium salt of a hydrocarbyl-substituted acylating agent condensation product, and (c) an optional amount of a succinimide dispersant different from (b), and a use of the composition or concentrate for lubricating an engine. In a further embodiment, the invention provides the use of a quaternary ammonium salt of a hydrocarbyl-substituted acylating agent condensation product as a dispersant in a lubricating composition, and as a synergistic dispersant combination with a different succinimide dispersant. |
申请公布号 |
EP2723837(A1) |
申请公布日期 |
2014.04.30 |
申请号 |
EP20120730737 |
申请日期 |
2012.06.18 |
申请人 |
THE LUBRIZOL CORPORATION |
发明人 |
JONES, JOANNE L.;THETFORD, DEAN;MORETON, DAVID J.;GIESELMAN, MATTHEW D. |
分类号 |
C10M133/54;C10M133/56;C10N30/04;C10N40/25 |
主分类号 |
C10M133/54 |
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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