采用浓硫酸和发烟硫酸的混合物作磺化剂得到不同磺化度的磺化杂萘联苯聚醚酮(SPPEK),考察了不同磺化度的SPPEK膜的导电和阻醇特性.磺化度为73%的膜在测试的温度范围内膜的电导率数量级在10-2S/cm,其甲醇透过系数约比Nafion 115膜低一个数量级,如果以质子传递通量和甲醇传递通量之比定义为综合指标,SPPEK膜的综合性能比Nafion115膜高3.3倍.
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