介绍了形状记忆聚合物的最新研究进展,从结构角度分析和探讨了不同聚合物产生形状记忆效应的原理,其中,聚烯烃类形状记忆聚合物都具有化学交联和半结晶的结构;相反,形状记忆聚氨酯则具有物理交联和相分离的结构.而液晶弹性体的形状记忆效应则是由于液晶态的相转变而实现的.文中还对聚氨酯、交联聚乙烯、液晶弹性体等形状记忆高分子材料的特性及其在变形机翼、自展开结构等航空航天领域的应用进行了介绍和评价.
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