交联型氧化石墨烯复合膜在水处理中的应用研究进展

Research progress of crosslinking graphene oxide composite films in water treatment

近年来,氧化石墨烯基纳米材料作为一种新型的膜材料,以其优异的机械强度、良好的物理化学稳定性和独特的二维结构,在水处理方面表现出优异的分离性能。本文综述了氧化石墨烯基膜的制备方法,介绍了交联型氧化石墨烯复合膜在纯水渗透通量、无机盐截留性能、膜稳定性方面的性能特点以及在超滤、纳滤和反渗透领域的研究进展,并对其在水处理领域的应用前景进行了展望。

In recent years,graphene oxide(GO)based nanomaterials have shown excellent separation performance in water treatment due to their excellent mechanical strength,good physical and chemical stability and unique two-dimensional structure.In this paper,the preparation methods of GO based membranes are reviewed.The advantages of cross-linked GO composite membranes in pure water osmotic flux,inorganic salt retention,membrane stability and the research progress in the fields of ultrafiltration,nanofiltration and reverse osmosis are introduced.The application prospect in the field of water treatment is also forecasted.