Patent · US Expired

Novel lubricant additives containing phosphorus and nitrogen and lubricant compositions containing them

US4224171A · kind A · utility

0Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 23, 1978
Grant dateSep 23, 1980
Priority date
Expiry dateOct 23, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/22
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Novel lubricant additives containing phosphorus and nitrogen and novel lubricant compositions containing between about 0.2 and 10 percent by weight of said additives are provided. The novel lubricant compositions possess improved wear-resistance and improved properties under extreme pressure.

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