通过冰冻-解冻循环方法制备了物理交联水凝胶聚乙烯醇(PVA)/聚丙烯酸(PAA),研究了该水凝胶在直流电场作用下的弯曲响应性质.考察了不同浓度和组成的凝胶在0.01 mol/L Na2CO3电解质水溶液中,作用电场的电场强度对凝胶弯曲速率的影响;以及电解质溶液的浓度对凝胶弯曲速率的影响.初步探索了凝胶在电场作用下的弯曲机理.
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