| 摘要 |
A lubricating oil composition is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; and (b) one or more non-halogen-containing oil-soluble titanium complexes comprising at least one ligand selected from the group consisting of (i) an anion of anα-,β- orγ-hydroxycarbonyl compound; (ii) an anion of anα-,β- orγ-hydroxycarboxylic acid, amide or ester; (iii) an anion of anα-,β- orγ-aminocarboxylic acid; and (iv) an anion of anα-,β- orγ-keto acid.
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