Patent · US Expired

Lubricating oil compositions

US6153564A · kind A · utility

13Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 17, 1999
Grant dateNov 28, 2000
Priority date
Expiry dateJun 17, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a metal core and bonded thereto one or more ligands capable of rendering the compound oil-soluble or oil-dispersible, at least one ligand having at least two hydrocarbyl groups of which one has 1 to 7 carbon atoms and the other or another has more carbon atoms.

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