C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 133/38 (2006.01) C08G 73/06 (2006.01) C10M 133/40 (2006.01) C10M 149/12 (2006.01)
Patent
CA 2414477
Lubricating compositions containing a major amount of a base oil and an effective amount of an additive component having at least one compound of formula (I): where R is one of the following radicals, methyl, ethyl, n- propyl, I-propyl or a combination thereof, and n=0-8. In a preferred embodiment, R is a methyl radical and n=2-3. T he lubricating compositions provide improved lubricating performance, particularly by inhibiting oxidation and improving thermal stability.
L'invention porte sur des compositions lubrifiantes contenant une quantité principale d'huile de base et une quantité efficace d'au moins un composé de formule (I) dans laquelle: R est l'un des radicaux suivants: méthyle, éthyle, n-propyle, I-propyle ou leur combinaison; et n=0-8; R étant de préférence un radical méthyle et n, 2-3. Lesdites compositions présentent des caractéristiques de lubrification améliorées, notamment en ce qui concerne l'inhibition de l'oxydation et l'amélioration de la stabilité thermique.
Donnelly Steven G.
Karol Thomas J.
Deeth Williams Wall Llp
R.t. Vanderbilt Company Inc.
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