Patent · US Expired

Antioxidant combinations of molybdenum complexes and organic sulfur compounds for lubricating oils

US4369119A · kind A · utility

40Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1981
Grant dateJan 18, 1983
Priority date
Expiry dateApr 3, 2001

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF02F7/006
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An antioxidant additive combination for lubricating oils is prepared by combining (a) a sulfur containing molybdenum compound prepared by reacting an acidic molybdenum compound, a basic nitrogen compound, and a sulfur compound, with (b) an organic sulfur compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.