Polymer membrane for a fuel cell, a method of preparing the same, and a membrane-electrode assembly fuel cell system comprising the same
First Claim
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1. A polymer electrolyte membrane for a fuel cell, comprising:
- a metal-bound inorganic ion-conductive salt; and
an ion-conductive cation exchange resin, wherein the metal-bound inorganic ion-conductive salt is provided in the range of from 1 to 20 parts by weight based on 100 parts by weight of the ion-conductive cation exchange resin.
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Abstract
A polymer electrolyte membrane for a fuel cell, a method of preparing the same, and a fuel cell system comprising the same. The polymer electrolyte membrane includes a metal-bound inorganic ion-conductive salt and an ion-conductive cation exchange resin.
9 Citations
24 Claims
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1. A polymer electrolyte membrane for a fuel cell, comprising:
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a metal-bound inorganic ion-conductive salt; and an ion-conductive cation exchange resin, wherein the metal-bound inorganic ion-conductive salt is provided in the range of from 1 to 20 parts by weight based on 100 parts by weight of the ion-conductive cation exchange resin. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A fuel cell system comprising at least one electricity generating element comprising:
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at least one membrane-electrode assembly comprising an anode and a cathode positioned on opposite sides of a polymer electrolyte membrane that is interposed therebetween, wherein the polymer electrolyte membrane comprises a metal-bound inorganic ion-conductive salt and an ion-conductive cation exchange resin, and the metal-bound inorganic ion-conductive salt is provided in the range of from 1 to 20 parts by weight based on 100 parts by weight of the ion-conductive cation exchange resin; separators on opposite sides of the polymer electrolyte membrane for generating electricity through an oxidation reaction of a fuel and a reduction reaction of an oxidant; a fuel supplier for supplying the fuel to the electricity generating element; and an oxidant supplier for supplying the oxidant to the electricity generating element. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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24. A polymer electrolyte membrane for a fuel cell, comprising:
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a metal-bound inorganic ion-conductive salt comprising a metal compound and an inorganic ion conductor provided in a weight ratio ranging from 1;
3 to 1;
6; andan ion-conductive cation exchange resin.
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Specification