Patent · US Expired

Modified vanadium compound, producing method thereof, redox flow battery electrolyte composite and redox flow battery electrolyte producing method

US6872376B2 · kind B2 · utility

25Cited by
9References
7Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 4, 2001
Grant dateMar 29, 2005
Priority date
Expiry dateMar 25, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A modified vanadium compound characterized in that vanadium sulfate (III), or a mixed vanadium compound of vanadium sulfate (III) and vanadyl sulfate (IV) contains excessive sulfuric acid other than sulfate group composing the vanadium sulfate (III) or the vanadyl sulfate (IV), and when the modified vanadium compound is used, a redox flow battery electrolyte can be prepared easily.

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