Patent · US Expired

Tertiary amine polyalkylene glycol esters, their addition salts and their quaternary ammonium compounds

US4273721A · kind A · utility

2Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 21, 1977
Grant dateJun 16, 1981
Priority date
Expiry dateSep 21, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09F5/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Tertiary amine esters e.g. ##STR1## their acid addition salts and their quaternary ammonium compounds.

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