C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 129/50 (2006.01) C10M 129/00 (2006.01) C10M 135/10 (2006.01) C10M 159/20 (2006.01) C10M 159/22 (2006.01) C10M 163/00 (2006.01)
Patent
CA 2245532
The present invention is directed to a low ash natural gas engine oil which contains an additive package including a particular combination of detergents and also containing other standard additives such as dispersants, antioxidants, antiwear agents, metal deactivators, antifoamants and pour point depressants and viscosity index improvers. The low ash natural gas engine oil exhibits reduced deposit formation and enhanced resistance to oil oxidation and nitration.
Cette invention se rapporte à une huile à faible teneur en cendres pour moteur fonctionnant au gaz naturel, qui contient un ensemble d'additifs comportant une combinaison particulière de détergents ainsi que d'autres additifs normalisés tels que des agents dispersants, agents antioxydants, agents anti-usure, des désactivateurs de métaux, des agents antimoussants, des améliorants de point d'écoulement et des additifs d'amélioration de l'indice de viscosité. Ladite huile à faible teneur en cendres pour moteur fonctionnant au gaz naturel assure une formation réduite de dépôts et elle présente une résistance accrue à l'oxydation et à la nitration.
Blahey Alan G.
Finch James W.
Borden Ladner Gervais Llp
Exxon Research And Engineering Company
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