利用50:50的乙醇水溶液,在250 ℃条件下溶解了Nafion 115膜,制得质量分数为7.5%的Nafion溶液.采用不同的高沸点添加剂,在不同温度下制得再铸Nafion膜.分析了再铸膜的离子交换容量、水含量和水中溶解性等,并利用傅立叶红外分析了再铸膜的结构.结果表明,再铸温度为140 ℃最好,乙二醇是最合适的再铸添加剂.
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