采用直接缩聚的方法,通过调整磺化单体(3,3'-二磺酸钠基-4,4'-二氯二苯砜)和非磺化单体(1,4'-二(4'-氟苯甲酰)苯)的比例与双酚单体(2,2'-二(4-羟基苯基)丙烷)共聚合成了系列具有不同磺化度(0.2～1.2)的磺化聚芳醚酮酮矾共聚物.通过红外分析(FT-IR),差示扫描量热分析(DSC),热重分析(TGA)对其结构和性能进行了表征,研究表明,随着磺化度的增加,Na+离子的扩散系数从0.96×10-11S2/m增加到1.25×10-10S2/m,并通过透射电镜(TEM)对其进行了微观结构研究,从结构上解释了膜的物理性能,初步建立了结构与性能之间的关系.
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