Lubricating oil for internal combustion engine

Details Lubricating oil for internal combustion engine Lubricating oil for internal combustion engine

C - Chemistry, Metallurgy

10

M

C10M 169/04 (2006.01) C10M 135/18 (2006.01) C10M 137/10 (2006.01) C10M 141/10 (2006.01)

Patent

CA 2209859

There is disclosed a lubricating oil for an internal combustion engine which comprises a mineral oil and/or a synthetic lubricating oil as a base oil, capable of adding oxymolybdenum dithiocarbamate sulfide containing a hydrocarbon group having an average number of carbon atoms of not less than six in the amount of 0.005 to 0.2% by weight when calculated as molybdenum (Mo), zinc dithiocarbamate containing a hydrocarbon group having an average number of carbon atoms of not less than six in the amount of 0.01 to 0.5% by weight when calculated as sulfur (S), zinc dithiophosphate having an average number of carbon atoms of not less than six in the amount of 0.01 to 0.2% by weight when calculated as phosphorus (P), and polymeric alkenyl succinic acid imide.

Huile lubrifiante pour moteurs à combustion interne, constituée d'une base huile minérale et/ou d'une huile lubrifiante synthétique, de 0,005 à 0,2 %, en poids de molybdène (Mo), d'oxysulfure dithiocarbamate de molybdène ayant un reste hydrocarbure à 6 atomes de carbone ou plus en moyenne, de 0,01 à 0,5 %, en poids de soufre (S), de dithiocarbamate de zinc ayant un reste hydrocarbure à 6 atomes de carbone ou plus en moyenne, de 0,01 à 0,2 %, en poids de phosphore (P), de dithiophosphate de zinc, et éventuellement d'un alcénylsuccinimide polymère et de substances similaires.

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