Patent · US Expired

Multifunctional additives for functional fluids and lubricants

US4474674A · kind A · utility

6Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1983
Grant dateOct 2, 1984
Priority date
Expiry dateJun 1, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

There are disclosed novel multifunctional additives for power transmission shift fluids such as automatic transmission fluids which are diethanolamides or diisopropanolamides of alkyl thioglycolic acids or boron, phosphorous or metal reaction products thereof. These additives provide the properties of anti-oxidation, H.sub.2 S suppression, corrosion inhibition and friction modification.

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