Patent · US Active

Composition and energy storage device

US8178231B2 · kind B2 · utility

40Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 2009
Grant dateMay 15, 2012
Priority date
Expiry dateMar 16, 2030

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In accordance with one aspect of the present invention, a cathode composition is provided that includes at least one transition metal or a transition metal salt, wherein the transition metal is at least one selected from the group consisting of nickel, iron, cobalt, chromium, manganese, molybdenum, and antimony; an alkali metal halide; a salt comprising an alkali metal halide and a metal halide; and a metal polysulfide compound MSn wherein M is a metal and n is an integer equal to or greater than 2. The salt comprising an alkali metal halide and a metal halide has a melting point of less than about 300° C. An energy storage device comprising the electrode composition is also provided.

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