Patent ID: 7309544

Claim:
An electrode for an electrochemical cell, comprising: an electrode material including an active material having a proton-conducting compound and a nitrogen-containing heterocyclic compound; wherein the nitrogen-containing heterocyclic compound is one or more compounds selected from the group consisting of imidazole or its derivative represented by formula (1), triazole or its derivative represented by formula (2) or (3), and pyrazole or its derivative represented by formula (4): wherein R independently represent hydrogen, alkyl having 1 to 4 carbon, atoms, amino, carboxyl, nitro, phenyl, vinyl, halogen, acyl, cyano, trifluoromethyl, alkylsulfonyl or trifluoromethylthio; and wherein said electrode comprises 1 to 80 parts by weight of the nitrogen-containing heterocyclic compound to 100 parts by weight of the active material.