【摘要】 综述了国内外在纳米TiO2/层状硅酸盐矿物系列复合材料领域的研究动态,重点介绍了目前材料制备过程中混合加热、水解-沉淀和溶胶-凝胶(Sol-gel)法3种常见的固载技术以及离子掺杂等表面修饰手段。同时对该领域今后的研究方向进行了展望:在保持复合材料优良光催化性的前提下,对制备技术和修饰手段进行创新和改进,并进一步研究了材料失活机理。更多还原

【Abstract】 The research developments of nano-titania/layer silica mineral composite at home and abroad are summarized.Three kinds of common immobilization techniques such as thermal treatment of the mixture,hydrolyzation-precipitation and sol-gel method and using ion doping technique for surface modifications in the preparation of the material in recent years are mainly introduced.At the same time,research directions in the area are predicted that under the condition of holding excellent photocatalytic,the means of preparation and modification can be innovated and improved,and the deactivation mechanism of the material can be further investigated.更多还原