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新型以无机物为主的免增湿复合质子交换膜

, PP. 23-27

Keywords: 燃料电池,复合质子交换膜,增湿

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Abstract:

研究一种新型免增湿无机-有机复合质子交换膜,这种复合质子交换膜中的无机物含量达60%以上,且其中部分无机颗粒交联成为无机大分子,具有良好的耐酸稳定性。化学结合水到120℃左右才分解,在80℃干燥30min后,在潮湿的空气中(RH90%)可自动吸湿恢复原重。在干燥空气(相对湿度<40%)中具有良好的导电能力,室温电导率达1.14×10-2S/cm,在60℃时达到2.81×10-2S/cm。

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