以D,L-丙交酯(LA)-乙交酯(GA)共聚物为膜材质,在高湿度气氛环境中使用溶液浇铸的方法在固体基板上制得具有蜂窝状孔结构的聚合物膜.发现不同组成比的LA-GA共聚物的亲水性对形成蜂窝状结构具有关键的影响,同时这种蜂窝状结构可以通过改变成膜条件加以有效控制.
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