Patent · US Expired

Lubricant additive

US5543081A · kind A · utility

3Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 16, 1992
Grant dateAug 6, 1996
Priority date
Expiry dateOct 16, 2012

Classification

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

Abstract

A method of making a novel lubricant additive comprising a boric acid modified aminoamide compound is disclosed. A lubricating oil composition incorporating the modified aminoamide compound is also disclosed, which exhibits enhanced high-temperature cleanliness when used particularly for two stroke cycle engines.

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