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US 2003/0194593 A1Published application
Composite polymer electrolyte membrane for polymer electrolyte membrane fuel cells
AssigneeGas Technology Institute
InventorsQinbai Fan, Siem Le
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Abstract
A polymer electrolyte membrane for a polymer electrolyte membrane fuel cell, which polymer electrolyte membrane has a water-based resin preferably including at least one of vinyl acetate, dextrin and latex.
Claims21
In a polymer electrolyte membrane fuel cell comprising an anode electrode, a cathode electrode and a polymer electrolyte membrane disposed between said anode electrode and said cathode electrode, the improvement comprising:
- said polymer electrolyte membrane comprising a water-based resin backbone.
A method for producing a polymer electrolyte membrane comprising the steps of:
- mixing a water-based resin with water, forming a resin solution;
- mixing said resin solution with at least one acidic doping material, forming a doped resin solution;
- and
- forming said doped resin solution into said polymer electrolyte membrane.
1 more element
A material suitable for use as an electrolyte in a polymer electrolyte membrane fuel cell comprising:
- a water-based resin backbone doped with at least one acidic material and formed into a polymer electrolyte membrane.
Dependencies are inferred from the claim text.