| abstract |
Disclose a kind of composition that comprises lubricant, at least the first oxidation inhibitor and non-essential second oxidation inhibitor, described first oxidation inhibitor is the phenolic antioxidant of vinylbenzeneization, and described non-essential second oxidation inhibitor is the secondary diarylamine that is used for collaborative antioxygenation.A kind of method that improves oxidation of lubricating oil stability is also disclosed, this method comprises to wherein adding the first oxidation inhibitor and non-essential second oxidation inhibitor at least, described first oxidation inhibitor is the phenolic antioxidant of vinylbenzeneization, and described non-essential second oxidation inhibitor is secondary diarylamine. |