Patent · US Expired

Tertiary carbinamine modified mannich compositions and lubricants containing same

US4202784A · kind A · utility

3Cited by
11References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 9, 1979
Grant dateMay 13, 1980
Priority date—
Expiry dateApr 9, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/26
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Mannich additives formed from a tertiary carbinamine, a substantially hydrocarbon compound having at least one acidic or active hydrogen, a polyamine and a formaldehyde-yielding reagent.

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