聚乳酸基复合材料的降解性研究

Study on Degradability of Polylactic Acid Based Composites

聚乳酸基复合材料具有优异的性能,受到科研工作者的关注。为有效解决聚乳酸基复合材料的废弃物,需研究材料的降解性能。文章综述了在不同降解方式(水解降解、微生物降解、热降解及光降解)下,聚乳酸基复合材料降解行为的研究进展,并对每种降解条件下,影响聚乳酸基复合材料降解速率的因素进行分析。研究表明:影响聚乳酸基复合材料降解性能的因素包括复合材料本身的性质、界面结合状态、降解环境、改性剂等方面。文章研究聚乳酸基复合材料的降解行为,为制备性能优良的降解材料提供参考。

Polylactic acid matrix composites have excellent properties and have attracted the attention of researchers.In order to effectively solve the waste of polylactic acid matrix composites,it is necessary to study the degradation performance of materials.the research progress of the degradation behavior of polylactic acid matrix composites under different degradation methods(hydrolysis degradation,microbial degradation,thermal degradation and photodegradation)is reviewed,and the factors affecting the degradation rate of polylactic acid matrix composites under each degradation condition is analyzed.the studies show that the factors affecting the degradation properties of polylactic acid matrix composites include the nature of the composite itself,interface bonding state,degradation environment,modifiers and so on.The degradation behavior of polylactic acid matrix composites is studied to provide reference for the preparation of degradation materials with excellent performance.