Lubricating oil composition
AssigneeShell Oil Company
InventorsTakashi Fujitsu, Joanna Griffiths
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Abstract
A lubricating oil composition comprising base oil, one or more glycerol esters selected from glycerol monooleate and/or glycerol dioleate, optionally in combination with glycerol trioleate, wherein said composition further comprises one or more dispersant-viscosity index improver compounds and an additive amount of one or more additional polyhydric alcohol esters; and a method of lubricating an internal combustion engine comprising applying said lubricating oil composition thereto.
Claims8
A lubricating oil composition comprising base oil, one or more glycerol esters selected from glycerol monooleate and/or glycerol dioleate, optionally in combination with glycerol trioleate, wherein said composition further comprises one or more dispersant-viscosity index improver compounds and an additive amount of one or more additional polyhydric alcohol esters;
- wherein said one or more dispersant-viscosity index improver compounds are selected from the group consisting of compounds according to formula I,
- wherein n is an integer in the range of from 1 to 20, m is an integer in the range of from 75 to 200, y is an integer in the range of from 2 to 6 and x is an integer in the range of from 200 to 600.
Dependencies are inferred from the claim text.