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US 4,410,703 AGranted
Substituted dimercapto thiadiazoles and lubricant compositions containing same
AssigneeMobil Oil Corporation
InventorAbraham O. M. Okorodudu
Life of this patent
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Abstract
Lubricants are stabilized against wear and corrosion by adding an additive amount of a novel substituted thiadiazole. These are derived from 2,5-dimercapto-1,3,4-thiadiazole and other moieties, as for example, an isocyanate moiety.
Claims4
A compound of the formula ##STR28## wherein R.sub.2 is an alkenylsuccinic acid group of the formula ##STR29## wherein R.sub.5 is an alkenyl group containing 15 to 200 carbon atoms.
A compound having the formula ##STR30##
A compound having the formula ##STR31##
Dependencies are inferred from the claim text.