Lubricating oil composition
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United States of America Patent
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Jun 4, 2013
Grant Date -
May 10, 2012
app pub date -
Nov 7, 2011
filing date -
Nov 8, 2010
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Abstract
A crankcase lubricating oil composition for an internal combustion engine comprising (A) an oil of lubricating viscosity in a major amount; and, (B) as an additive component in a minor amount one or more, oil-soluble imides derived from a hydrogenated Diels-Alder adduct of a maleic anhydride and a furan, where the imide group has the formula >NR, where R is an aliphatic hydrocarbyl group having 4 to 8 carbon atoms.
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