作者: William B. Chamberlin
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摘要: A lubricant composition suitable for fuel injected two-stroke cycle engines includes an oil of lubricating viscosity, amount, sufficient to reduce or prevent piston scuffing, a mixture (A) at least one phenol selected from (A-1) aminophenol and (A-2) reaction product nitrophenol amino compound, (B) Mannich dispersant, amine nitrogen-containing carboxylic ester dispersant. The further degradation the upon exposure oxygen oxides nitrogen, inhibitor, hindered sulfur-containing organic inhibitor.