摘要 |
<p>A method for preventing or reducing low speed pre-ignition in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and at least one boron-containing compound, as a minor component. The at least one boron-containing compound includes at least one borated dispersant, or a mixture of a boron-containing compound and a non- borated dispersant. A lubricating engine oil having a composition including a lubricating oil base stock as a major component, and at least one boron-containing compound, as a minor component. The lubricating oils of this disclosure are particularly advantageous as passenger vehicle engine oil (PVEO) products.</p> |
申请人 |
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY |
发明人 |
PATEL, MRUGESH, N.;DECKMAN, DOUGLAS, E.;DANCE, SMRUTI, A.;KELLY, KEVIN, J.;BURNS, RAYMOND, G., III;GOLDMANN, CHARLES, E. |