发明授权
US07585821B2 Modified detergents and lubricating oil compositions containing same 有权
改性洗涤剂和含有它们的润滑油组合物

Modified detergents and lubricating oil compositions containing same
摘要:
A modified lubricating oil detergent that is the reaction product of an oil soluble detergent comprising an alkali- or alkaline earth metal hydrocarbyl phenate, carboxylate or sulfonate and an α, β-unsaturated carbonyl compound; and lubricating oil compositions containing a combination of such a modified detergent and a nitrogen-containing dispersant.
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