Patent · US Expired

Lubricant containing molybdenum and polymeric dispersant

US6528461B1 · kind B1 · utility

6Cited by
41References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 28, 2000
Grant dateMar 4, 2003
Priority date
Expiry dateNov 28, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2060/09
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The boundary friction properties of lubricating oils are improved by including at least one polymeric ethylene-alpha-olefin copolymer derived dispersant and a molybdenum compound into a lubricating oil of a lubricating viscosity. A concentrate for addition into an oil of lubricating viscosity is also disclosed.

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