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US 2006/0068238 A1Published application
Polymer electrolyte medium and direct methanol fuel cell
AssigneeKabushiki Kaisha Toshiba
InventorTomoaki Arimura
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Abstract
A polymer electrolyte medium expressed by the following formula (I): where R1 in the formula represents an aromatic radical-containing functional group, R2 represents an alkyl functional group, R3 represents an ion exchange aromatic functional group, and u represents an integer of 1 to 450.
Claims20
A polymer electrolyte medium expressed by the following formula (I):
- where R1 in the formula represents an aromatic radical-containing functional group, R2 represents an alkyl functional group, R3 represents an ion exchange aromatic functional group, and u represents an integer of 1 to 450.
A direct methanol fuel cell comprising:
- an anode to which a methanol aqueous solution is supplied;
- a cathode to which an oxidizing agent is supplied;
- and
- a polymer electrolyte medium interposed between the anode and cathode and expressed by the following formula (I):
- where R1 in the formula represents an aromatic radical-containing functional group, R2 represents an alkyl functional group, R3 represents an ion exchange aromatic functional group, and u represents an integer of 1 to 450.
2 more elements
Dependencies are inferred from the claim text.