Patent · US Expired

Method of preparing sodium chlorate by electrolysis

US4004988A · kind A · utility

6Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1974
Grant dateJan 25, 1977
Priority date
Expiry dateSep 25, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B1/265
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method for preparing sodium chlorate comprises electrolyzing aqueous sodium chloride in the presence of at least one phosphorus-containing agent for complexing alkaline earth impurities, thereby advantageously extending the periods of uninterrupted satisfactory cell operation at substantially constant applied potential and facilitating the cleaning of electrodes between such periods.

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