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聚乙烯醇/层状双氢氧化物纳米复合材料是近年来开发的新型聚合物基复合材料,表现出与纯聚乙烯醇基体明显不同的结晶行为,且具有良好的机械力学性能、耐热性能以及阻燃性能等,有着广泛的应用前景。本文首先对层状双氢氧化物的结构组成、制备方法和性质进行简要综述,然后着重介绍聚乙烯醇/层状双氢氧化物纳米复合材料的制备、结构表征、结晶行为、力学和热性能等方面的研究进展,最后对其应用前景进行展望。
Polyvinyl alcohol / layered double hydroxides nanocomposites are new polymer matrix composites developed in recent years, showing distinct crystallization behavior from pure polyvinyl alcohol matrix, and have good mechanical properties, heat resistance As well as flame retardant properties, has a wide range of applications. In this paper, the structural composition, preparation methods and properties of layered double hydroxides are briefly reviewed. Then the preparation, characterization, crystallization behavior, mechanical properties and thermal properties of polyvinyl alcohol / layered double hydroxides nanocomposites are mainly introduced. And other aspects of research progress, and finally prospects for its application.