Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Lubricating oil additive composition

Patent ·
OSTI ID:5313833

A lubricating oil additive composition which imparts improved oxidation properties to crankcase lubricants comprises an antioxidant selected from aromatic or alkyl sulfides and polysulfides, sulfurized olefins, sulfurized carboxylic acid esters and sulfurized ester-olefins, and a tertiary amine of the formula (R)/sub 3/N wherein each R is independently C/sub 1/-C/sub 35/ alkyl and at least one R contains at least 11 carbon atoms. Lubricating oil compositions containing this additive composition are also disclosed.

Assignee:
Chevron Research Co.
Patent Number(s):
US 4177153
OSTI ID:
5313833
Country of Publication:
United States
Language:
English

Similar Records

Synergistic antioxidant lubricating oil additive composition
Patent · Tue Apr 29 00:00:00 EDT 1980 · OSTI ID:5769797

Multifunctional lubricant additives
Patent · Tue May 06 00:00:00 EDT 1986 · OSTI ID:5718041

Lubricant composition of improved friction reducing properties
Patent · Tue May 06 00:00:00 EDT 1980 · OSTI ID:5864588