以多孔金属为基体的陶瓷膜具有力学强度高、过滤精度高和耐高温耐腐蚀等优点,已广泛应用于过滤、分离等领域。通过对比国内外多孔金属陶瓷膜的发展现状,综述了多孔金属陶瓷膜的结构特点、制备方法、对多孔金属基体的要求、研究现状和发展趋势,重点介绍了以多孔金属为基体的TiO2和Al2O3膜的制备和研究。
Ceramic membrane based on porous metal has high mechanical strength,high filtration accuracy,and excellent resistance to high temperature and corrosion,which has been widely used in filtration and separation in-dustries. The current development situation of ceramic membrane based on porous metal at home and abroad was compared. The structure characteristics,preparation methods,requirements for the porous metal substrate,re-search status and development trend of ceramic membrane based on porous metal were summarized. The research and preparation of TiO2 and Al2O3 ceramic membranes based on porous metal substrate were mainly introduced.