石墨烯功能化纳米纤维空气净化材料研究进展  

Research progress of graphene functionalized nanofiber filter in air cleaning

作　　者：陈梦艳 仲兆祥 邢卫红 CHEN Mengyan;ZHONG Zhaoxiang;XING Weihong(National Engineering Research Center for Special Separation Membrane,College of Chemical Engineering,Nanjing Tech University,Nanjing 211800,China)

机构地区：[1]南京工业大学化工学院国家特种分离膜工程技术研究中心,江苏南京211800

出　　处：《南京工业大学学报（自然科学版）》2021年第4期411-419,共9页Journal of Nanjing Tech University(Natural Science Edition)

基　　金：国家重点研发计划(2018YFE0203500);国家自然科学基金(21878148)。

摘　　要：面向空气净化的应用需要,开发高效净化材料已成为研究热点之一,而功能化纳米纤维材料在高效空气净化领域展示出巨大的应用前景。石墨烯及其衍生物具有独特的二维结构和稳定的物化性质,有利于提高纳米纤维材料的综合性能。本文阐述采用混纺法、喷涂法、模板辅助法和交联法制备的石墨烯功能化纳米纤维材料间形貌与性能的差异,分析石墨烯的吸附、抑菌、光催化功能在不同空气净化体系中的作用机制,探讨具有多级结构的石墨烯功能化纳米纤维材料在空气净化领域应用的可行性,并指出今后应重点关注如何实现多层次结构的石墨烯功能化纳米纤维材料的可控制备及其孔隙形貌的精准调控,开发具有良好适用性的石墨烯功能化纳米纤维空气净化材料。The development of purification materials has become a research focus for the application of air cleaning.The functional nanofiber materials show great application prospects in the field of high efficiency air cleaning.The comprehensive properties of nanofiber materials can be improved by the unique two-dimensional structure and stable physicochemical properties of graphene and its derivatives.The differences in morphology and properties of graphene functional nanofiber filter prepared by blending,spraying,template-assisted and cross-linking methods were introduced in detail.In addition,the mechanism of adsorption,antibacterial and photocatalysis effects of graphene during the air cleaning process was also discussed.The feasibility of graphene functionalized nanofiber filter with multi-layer structure in air cleaning application was pointed out.Results showed that more attention should be paid to the controllable preparation of multi-layer graphene functional nanofiber filter materials and the accurate control of pore morphology in the future,so as to develop graphene functionalized air filter with excellent applicability.

关 键 词：石墨烯 还原氧化石墨烯 氧化石墨烯 纳米纤维 空气净化材料 抗菌材料 

分 类 号：TQ028.2[化学工程]