C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
C10M 125/10 (2006.01) C10G 1/00 (2006.01) C10M 141/06 (2006.01) C10M 141/08 (2006.01) C10M 161/00 (2006.01) C10M 171/06 (2006.01)
Patent
CA 2623017
The invention provides a method of lubricating an internal combustion engine comprising supplying to said engine a dispersion, the dispersion comprises: (a) a metal base; (b) a surfactant; and (c) an organic medium in which the metal base is uniformly dispersed by physical processes, wherein the metal base has a mean average particle size of at least 10 nanometres to less than 1 ~m; and the dispersion has a solids content of greater than 15 wt %. The invention further provides a lubricant composition containing said dispersion.
L~invention concerne un procédé de lubrification d~un moteur à combustion interne, comprenant l~introduction dans ledit moteur d~une dispersion, ladite dispersion comprenant : (a) une base métallique ; (b) un tensioactif ; et (c) un milieu organique dans lequel la base métallique est uniformément dispersée par des procédés physiques, ladite base métallique présentant une taille moyenne de particules comprise entre au moins 10 nanomètres et moins de 1 µm ; et ladite dispersion ayant une teneur en solides supérieure à 15 % en poids. L~invention concerne en outre une composition lubrifiante contenant ladite dispersion.
Calder Raymond
Hobson David
Psaila Alexander
Ridout & Maybee Llp
The Lubrizol Corporation
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