制备了明胶-海藻酸钠半互穿聚合物网络膜,研究了膜的溶胀吸水率及其电刺激响应行为.结果表明海藻酸钠的引入可大大提高明胶的吸水率,在NaCl溶液中,该半互穿聚合物网络水凝胶膜在非接触直流电场作用下向电场负极弯曲,其弯曲速度及弯曲偏转量受外加电场强度和膜中聚离子浓度的影响.在循环电场作用下,膜的弯曲响应行为具有良好的可逆性.通过聚电解质凝胶弯曲理论初步解释了其弯曲机理.
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