多孔陶瓷膜制备技术研究进展

多孔陶瓷膜具有化学稳定性好、机械强度大、耐酸碱、耐高温等优点,在石油和化学工业等苛刻环境中有着广泛的应用,多孔陶瓷膜的制备技术是推动多孔陶瓷膜产业发展的核心部分。多孔陶瓷膜制备技术的核心和关键是以提高陶瓷膜整体性能为导向,通过对陶瓷膜微结构的调控,实现陶瓷膜制备技术的突破。针对近十年来陶瓷膜领域的研究,概述了当前陶瓷膜领域在制备具有高渗透性、高渗透选择性的陶瓷膜以及陶瓷膜低成本化方面的研究进展,并对未来陶瓷膜领域的发展趋势及瓶颈性问题进行了讨论。

Advance in preparation techniques of porous ceramic membranes

Porous ceramic membrane has been widely used in petroleum and chemical industries due to its chemical stability, mechanical strength, resistance to acid and alkali, thermal stability, and so on.The preparation techniques of porous ceramic membrane are the essential parts of its commercialization.A breakthrough in preparation techniques of porous ceramic membranes can be achieved by precisely controlling the microstructure, which is critical in improving overall performance of ceramic membranes.The advance in the past ten years in the techniques to lower the cost of ceramic membranes and prepare membranes with high permeability, high selectivity is reviewed.The trend of future development and the bottleneck problem of ceramic membranes are also discussed.