淀粉/PVA复合膜的制备及血液相容性

复合材料学报, 2011, 28(2): 82-87.

淀粉/PVA复合膜的制备及血液相容性

崔园园 ^1, , 周丰 ^2, , 冯超阳 ^3, , 黄锐 ^4, , 贺仲金 ^5, , 程莉萍 ^6, , 张志斌 ^7, , 周先礼 ^8,

1.西南交通大学生命科学与工程学院,成都,610031

2.西南交通大学材料科学与工程学院,成都,610031

3.西南交通大学生命科学与工程学院,成都,610031

4.四川大学材料科学与工程学院,成都,610064

5.西南交通大学生命科学与工程学院,成都,610031

6.四川大学材料科学与工程学院,成都,610064

7.西南交通大学生命科学与工程学院,成都,610031

8.西南交通大学生命科学与工程学院,成都,610031

基金项目: 国家自然科学基金(50573061) 四川省应用基础研究基金(07JY029-065) 中央高校基本科研业务费专项资金(2010ZT09) 教育部新世纪优秀人才计划(NECT-08-0820)

关键词： PVA , 淀粉 , 动态凝血时间 , 溶血率 , 血小板消耗

Preparation and blood-compatibility of starch/PVA blend films

在无化学处理的条件下制备出淀粉/聚乙烯醇(PVA)复合膜,进行了力学性能、溶胀度及红外光谱测试,并通过溶血试验、动态凝血试验、血小板消耗试验对复合膜的血液相容性进行了表征.研究结果表明,通过共混改性把淀粉引入到PVA中,改善了力学性能和血液相容性.当PVA与淀粉的质量比为4:1时,复合膜的抗拉强度为13.73 MPa,抗拉应变率为43.07%,性能最佳.

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