摘要
笔者综述了TiO2基光催化剂的合成和制备技术的新进展,主要涉及纳米TiO2的液相和气相制备方法、TiO2的表面贵金属沉积、TiO2固载时载体类别的影响和负载后的光催化性能比较、金属元素及非金属元素的掺杂和表面修饰等方面,所有制备技术的主要目的在于提高其催化反应性能和光利用率;概述了TiO2基光催化剂在光催化有机合成、光催化废水处理和环境保护等方面一些新的应用研究进展,最后简要评述了TiO2基光催化剂的生产和其在光催化工业中的发展前景和方向.
Recent progress on the synthesis and preparation of TiO2-based catalysts are reviewed.The new techniques for improving the catalytic performance,light utilization efficiency of TiO2-based catalysts and their catalytic reaction include the synthesis of nano-sized TiO2 in the liquid and gas phase,noble metals deposited on TiO2 surface,supported TiO2 catalysts based on different kinds of supporters and their catalytic activities,heteroatoms doping by metallic elements and nonmetallic elements,surface modification of TiO2,etc..Some studies on the application of TiO2-based catalysts in the fields of organic synthesis,wastewater treatment and environmental protection are summarized.Finally,the development direction and prospect in the production and catalytic application of TiO2-based catalysts are briefly remarked.
出处
《浙江工业大学学报》
CAS
2007年第6期602-608,共7页
Journal of Zhejiang University of Technology
基金
国家自然科学基金资助项目(20541002)
浙江省自然科学基金资助项目(Y405064)
中国石汕化工股份有限公司科技项目(X504034)
关键词
TIO2
光催化剂
改性
光催化反应
titanium dioxide
photocatalyst
modification
photocatalytic reaction
