Patent · US Expired

Polymer material for electrolytic membranes in fuel cells

US5795496A · kind A · utility

83Cited by
4References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1995
Grant dateAug 18, 1998
Priority date
Expiry dateNov 22, 2015

Classification

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

Abstract

A polymer, PEEK or SPES is processed to use it as a proton conducting membrane for a fuel cell. Asymmetric properties are formed.

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