Patent · US Active

High temperature fuel cell using alkyl phosphoric acid

US7968247B2 · kind B2 · utility

0Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 15, 2006
Grant dateJun 28, 2011
Priority date
Expiry dateAug 2, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Provided are a polymer electrolyte membrane and a fuel cell including the same. The polymer electrolyte membrane has a phosphoric acid that is substituted with an aliphatic hydrocarbon. The polymer electrolyte membrane has excellent ion conductivity, heat resistance, and liquid-holding properties. The fuel cell including the polymer electrolyte membrane exhibits excellent performance.

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