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新型超吸水性复合材料水凝胶电解质的制备

DOI: 10.3969/j.issn.1000-5013.2007.02.012

Keywords: 超吸水性复合材料, 水凝胶, 电导率, 吸水率

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Abstract:

把膨润土/聚丙烯酸钠超吸水性复合材料浸入到电解质溶液中,制备了一种电导率为50 S.m-1的新型水凝胶电解质.实验表明,水凝胶电解质具有类似离子溶液的电导率,水凝胶电解质的电导率主要决定于它所浸入溶液的离子浓度、pH值和温度.超吸水性复合材料的吸水倍率对水凝胶电导率是具有重要的影响,但在一定的范围内,超吸水性复合材料的制备条件对水凝胶的电导率的影响较小.

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