Patent · US Expired

N-acyl-N-hydrocarbonoxyalkyl aspartic acid esters as corrosion inhibitors

US5275749A · kind A · utility

29Cited by
6References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 1992
Grant dateJan 4, 1994
Priority date
Expiry dateNov 6, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2010/04
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention relates to the lubricating compositions containing an N-acyl-N-alkoxyalkyl aspartate ester, optionally, in further combination with an anti-wear agent. The compositions exhibit corrosion inhibition and anti-wear properties, coupled with improved demulsibility.

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