Patent · US Expired

Composite solid polymer electrolyte membranes

US7052793B2 · kind B2 · utility

25Cited by
41References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 2000
Grant dateMay 30, 2006
Priority date
Expiry dateDec 28, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to composite solid polymer electrolyte membranes (SPEMs) which include a porous polymer substrate interpenetrated with an ion-conducting material. SPEMs of the present invention are useful in electrochemical applications, including fuel cells and electrodialysis.

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