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淀粉/PVA复合膜的制备及血液相容性

, PP. 82-87

Keywords: PVA,淀粉,动态凝血时间,溶血率,血小板消耗

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Abstract:

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13.73MPa,抗拉应变率为43.07%,性能最佳。

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