CPC C10M 133/44 (2013.01) [C10M 139/06 (2013.01); C10M 2215/223 (2013.01); C10N 2030/36 (2020.05); C10N 2040/25 (2013.01)] | 20 Claims |
1. A lubricating oil composition comprising:
(a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 2 to about 50 mm2/s;
(b) a non-borated hydrocarbyl succinimide dispersant;
(c) a borated hydrocarbyl succinimide dispersant; and
(d) a hydrocarbyl succinimide post-treated with a post-treating agent selected from the group consisting of an organic carbonate, an epoxide, a lactone, a hydroxyaliphatic carboxylic acid, and combinations thereof.
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