- Lubricating composition containing anti-wear/extreme pressure additives
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Compounds suitable for use as extreme pressure (EP)/anti-wear (AW) agents in lubricating oil compositions, which compounds have the formula:-, R1 - S - X - S - S - R (I), wherein R1 is either R-S- or hydrogen, R is independently either hydrocarbyl or substituted hydrocarbyl, and, X comprises a heterocyclic ring having six atoms of which two are nitrogen atoms.
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