新型无机二维材料在气体分离膜领域的研究进展  

Novel Inorganic Two-dimensional Materials for Gas Separation Membranes

作　　者：杨浏鑫 罗文华[2] 汪长安[1] 徐晨 YANG Liuxin;LUO Wenhua;WANG Changan;XU Chen(School of Materials Science and Engineering,Tsinghua University,Beijing 100084,China;Institute of Materials,China Academy of Engineering Physics,Jiangyou 621700,China)

机构地区：[1]清华大学材料科学与工程学院,北京100084 [2]中国工程物理研究院材料研究所,江油621700

出　　处：《无机材料学报》2020年第9期959-971,共13页Journal of Inorganic Materials

基　　金：中国工程物理研究院院长基金(YZJJLX2017009);中国工程物理研究院材料研究所特聘基金(TP20160208);中国工程物理研究院材料研究所统筹授权项目(TCSQ2016213)。

摘　　要：气体膜分离技术是过滤与分离工业的重要技术之一,相比于传统分离技术更加高效、节能、环保。新型无机二维材料在分离膜领域的应用,有望同时实现高选择性和高渗透率,突破商业聚合物膜渗透率和选择性相互制约的瓶颈,极大地促进高性能分离膜的发展。本文简述了膜的气体分离机制,综述了石墨烯基、过渡金属硫族化物(TMDs)和二维过渡金属碳化物/氮化物(MXene)等新型无机二维材料近年来在气体分离膜领域的研究进展,包括其设计、制造和应用,探讨了不同材料分离膜的特点、面临的挑战和发展前景。此外,本文对其他新兴二维材料——层状双氢氧化物(LDHs)、六方氮化硼(h-BN)、云母纳米片等的分离膜研究也进行了概述。最后,对新型无机二维材料在气体分离膜领域的研究方向及面临的挑战作出了评价。Membrane-based gas separation is one of the critical technologies in filtration and separation industry,since it is more efficient,energy-saving and environmentally friendly compared with traditional separation technologies.Novel inorganic two-dimensional materials(2DMs)for gas separation are expected to achieve both high selectivity and high permeability,breaking through the trade-off between selectivity and permeability of commercial polymer membranes.This review begins with a brief explanation of gas separation mechanisms for membranes.Afterwards,special attention will be given to the recent advances in novel inorganic 2DMs including graphene and their derivatives,TMDs and MXene,about their design,fabrication and application in gas separation.The gas separation characteristics of different materials,their challenges and directions for future research are summarized.Moreover,the application of other novel inorganic 2DMs,such as LDH,h-BN and mica nanosheets in gas separation technology is also discussed.Finally,the perspectives and challenges for future research of novel inorganic 2DMs in gas separation field are outlined.

关 键 词：膜 气体分离 无机材料 二维材料 综述 

分 类 号：TQ174[化学工程—陶瓷工业]