Patent · US Expired

Method of double decomposition of neutral salt

US4806219A · kind A · utility

5Cited by
2References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 28, 1988
Grant dateFeb 21, 1989
Priority date
Expiry dateApr 28, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D61/445
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Disclosed is a simple and convenient method by which a salt typified by sodium chloride, generally a neutral salt, is decomposed by using a three-compartment electrodialysis cell comprising a special ion-exchange membrane to form an acid and an alkali in high concentration at a high current efficiency.

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