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电化学  2011 

碱性直接甲醇燃料电池含氟阴离子交换膜的制备及性能研究

, PP. 73-79

Keywords: 阴离子交换膜,燃料电池,甲基丙烯酸二甲基氨基乙脂,含氟丙烯酸酯

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Abstract:

以甲基丙烯酸二甲基氨基乙酯和甲基丙烯酸三氟乙酯为单体,经过自由基聚合反应、成膜和碱化3个步骤制备氢氧型的DMAEMA/TFMA聚合物阴离子交换膜,系统表征该聚合物膜的结构和性能.结果表明:室温下其电导率可达10-2S.cm-1;该膜的甲醇渗透系数低于10-7cm2.s-1;以该膜组装的单电池在室温下的最大功率密度为43.2mW/cm2,在燃料电池中有良好的应用前景.

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