CPC C10M 133/40 (2013.01) [C10M 101/00 (2013.01); C10M 107/00 (2013.01); C10M 169/04 (2013.01); C10M 2215/221 (2013.01); C10N 2020/02 (2013.01); C10N 2030/45 (2020.05); C10N 2030/50 (2020.05); C10N 2030/52 (2020.05); C10N 2040/252 (2020.05); C10N 2040/255 (2020.05)] | 4 Claims |
1. A lubricant composition comprising:
a base oil of lubricating viscosity, and
an ashless TBN lubricant oil additive
wherein R1 is a C5 to C12 alkyl moiety, and R2, R3, R4 and R5 are each independently hydrogen or a straight or branched chain C1 to C5 alkyl groups.
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