杨辉,张园园

• 1:陕西科技大学生命科学与工程学院

摘要(Abstract)：

针对压实的羟基磷灰石/壳聚糖复合材料在水中会发生崩裂,采用水蒸汽处理方法,利用XRD、FTIR和SEM对处理前后块体复合材料的组成、结构和断面形态进行分析,考察了温度和处理时间对复合材料压片抗水情况的影响。结果表明,水蒸汽处理可以促进复合材料分子间氢键的形成并有利于HA的Ca2+与壳聚糖的-NH2和-OH离子间络合作用的增强,从而防止羟基磷灰石/壳聚糖复合材料薄片遇水时发生崩裂,抗水性能得到提高,在这一过程中水蒸汽压或温度是主要影响因素。

关键词(KeyWords)： 羟基磷灰石/壳聚糖复合材料;蒸汽处理;抗水

Abstract:

Keywords:

基金项目(Foundation): 陕西省教育厅自然科学专项基金项目(09JK367);; 陕西科技大学博士科研启动基金项目(BJ09-14)

作者(Author): 杨辉,张园园

DOI: 10.13289/j.issn.1009-6264.2012.12.003

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