目前,全氟磺酸系列膜(如Nafion 系列膜)在直接甲醇燃料电池(DMFC)中得到较为广泛的应用,但其成本较高;阻醇性能差;在膜内水含量较低或温度高于100℃又无水补充时,电导率会明显下降,不利于高温(>100℃)DMFC运行.因此,专家学者们正在研究、开发阻醇的廉价的质子交换膜.对近两三年各国研究的应用于DMFC中的阻醇的廉价的质子交换膜进行简要介绍和性能比较.
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