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U.S. Department of Energy
Office of Scientific and Technical Information

Low phosphorus- and sulfur-containing lubricating oils

Patent ·
OSTI ID:5667492

A lubricating oil composition is described containing less than about 0.1% by weight of phosphorus and comprising a major amount of an oil of lubricating viscosity, and a minor amount of at least one oil-soluble sulfur-containing material which comprises the reaction product of sulfur and a Diels-Alder adduct in a molar ratio of less than 1.7:1 wherein the adduct is an adduct of at least one dienophile with at least one aliphatic conjugated diene.

Assignee:
Lubrizol Corp., Wickliffe, OH
Patent Number(s):
US 4582618
OSTI ID:
5667492
Country of Publication:
United States
Language:
English