TiO2光催化技术机理及在印染废水处理中的研究进展  

Recent advance on TiO2 photocatalysis technology for dyeing wastewater

作　　者：杨谨如 刘永红[1] 党康 王宁[1] 蔡经栋 YANG Jin-ru;LIU Yong-hong;DANG Kang;WANG Ning;CAI Jing-dong(College of Environmental and Chemical Engineering,Xi’an Polytechnic University,Xi’an 710048,China;Shishi Lanlingdun Printing and Dyeing Co.,Ltd.,Quanzhou 362700,China)

机构地区：[1]西安工程大学环境与化学工程学院,陕西西安710048 [2]石狮市蓝灵顿印染有限公司,福建泉州362700

出　　处：《应用化工》2020年第7期1813-1817,共5页Applied Chemical Industry

基　　金：国家自然科学基金(21176197);陕西省科技厅工业攻关项目(2008k07-14);陕西省教育厅专项科学研究计划项目(19JK0370)。

摘　　要：分析了光催化技术去除印染废水中污染物的机理;总结了近期应用研究的进展。得出提高可见光响应度的复合型光催化剂、提高催化剂使用寿命及回收率为当前TiO2光催化技术的研究热点和改善方向;提出TiO2光催化技术在印染废水工程化应用方面存在与其他工艺联用和提高光源利用率的发展趋势。By studying the process and mechanism of photocatalytic technology for removing pollutants from dyeing wastewater;summarizing the progress of recent research and application,it is proposed that current research focus and improvement direction of TiO2 photocatalytic technology to improve the responsivity of visible light,improve the catalyst’s service life and recovery rate;TiO2 photocatalytic technology is used in the engineering application of printing and dyeing wastewater in combination with other processes and the development trend of improving light source utilization.

关 键 词：TiO2-光催化 印染废水 去除率 色度 复合型催化材料 

分 类 号：TQ61[化学工程—精细化工] X703.3[环境科学与工程—环境工程]