聚酰亚胺复合材料的制备及其光催化应用研究进展

Preparation of polyimide composites and research advances in photocatalytic applications

简述了聚酰亚胺的结构及其性能,报告了国内外聚酰亚胺复合材料的研究现状,概述了制备聚酰亚胺复合材料包括原位聚合法、溶液共混法、静电纺丝法、沉积法、溶胶凝胶法、表面离子交换法的6种制备方法,对其在光催化产氢、光催化还原二氧化碳和光催化降解有机污染物方面的应用进行了研究,展望了通过在聚酰亚胺复合材料中构建Z型异质结加快污染物降解方面的发展趋势,进一步论述了其在大气污染、土壤污染和大多数水污染治理方面的应用前景。

The structure and properties of polyimide were briefly introduced,the research status of polyimide composites at home and abroad was reported.The preparation methods of polyimide composites including six methods,including in-situ polymerization,solution blending,electrospinning,deposition,sol-gel and surface ion exchange,were summarized,and their photocatalytic hydrogen production,photocatalytic reduction of carbon dioxide and photocatalytic degradation were studied.The development trend of accelerating the degradation of organic pollutants by constructing Z-type heterojunction in polyimide composites was prospected,and its application prospect in the treatment of air pollution,soil pollution and most water pollution was further discussed.