目的在于将壳聚糖(CS)和聚己内酯(PCL)二者的优点结合起来制备出多孔PCL-CS多孔复合支架材料,利用复合材料改善壳聚糖组分成型能力差、力学强度不高的缺点.制备方法是把壳聚糖和聚己内酯的混合溶液导入NaOH溶液中,适当速度搅拌.研究了不同含量样品的微结构、力学强度和孔隙率.结果表明:两种组分相互间混合很均匀,没有相分离发生,材料的孔隙来源有两个层次.材料的孔隙率随壳聚糖含量的增加而增加,抗压强度随之递减.
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