Metal hydrocarbyl phosphorodithioates and lubricants containing same
AssigneeMobil Oil Corporation
InventorAndrew G. Horodysky
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Abstract
Multifunctional additives are provided for fuel and lubricant compositions. The additives are products prepared from metal-containing compounds, phosphorus polysulfides and hydrocarbyl vicinal diols. The lubricants include mineral oils, synthetic oils, mixtures thereof and greases from either of the three types.
Claims17
A reaction product formed by reacting a 1,2-C.sub.15 through C.sub.18 alkane vicinal diol mixture with a phosphorus polysulfide, followed by reacting the product thus obtained with a metal containing compound.
A lubricant composition comprising a major proportion of a lubricant and a friction reducing amount of a reaction product formed by reacting a 1,2-C.sub.15 through C.sub.18 alkane vicinal diol mixture with a phosphorus polysulfide, followed by reacting the product thus obtained with a metal-containing compound.
Dependencies are inferred from the claim text.