C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 159/20 (2006.01) C10M 159/22 (2006.01) C10M 159/24 (2006.01) C10M 169/04 (2006.01)
Patent
CA 2472305
The present invention concerns a detergent additive for lubricating oil compositions comprising at least two of low, medium, and high TBN detergents. Preferably the detergent is a calcium salicylate. The present invention also concerns lubricating oil compositions comprising such detergents, and at least one of Group II base stock, Group III base stock, or wax isomerate base stock.
L'invention concerne un additif détergent, destiné à des compositions d'huiles lubrifiantes, comprenant au moins deux détergents à indice de basicité faible, moyen et élevé. Le détergent est de préférence du salicylate de calcium. L'invention concerne aussi des compositions d'huiles lubrifiantes contenant de tels détergents, et au moins une huile de base du groupe II, une huile de base du groupe III, ou une huile de base d'isomérat paraffinique.
Baillargeon David J.
Buck William H.
Deckman Douglas Edward
Maxwell William L.
Winemiller Mark D.
Borden Ladner Gervais Llp
Exxonmobil Research And Engineering Company
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