| 负载型混晶相TiO2光催化剂的低温制备及其光催化活性 |
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| 引用本文： | 许天翼,张杨,黄橙,占长林,雷绍民.负载型混晶相TiO2光催化剂的低温制备及其光催化活性[J].环境工程学报,2009,3(10):1897-1901. |
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| 作者姓名： | 许天翼 张杨 黄橙 占长林 雷绍民 |
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| 作者单位： | 1. 武汉理工大学资源与环境工程学院,武汉,430070
2. 湖北省十堰市环境科学研究所,十堰,442000 |
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| 摘 要： | 以蒙皂石为载体，钛酸四丁酯为前驱物，在较低温度下由溶胶凝胶法制备得到负载型TiO2光催化剂。研究了理论负载量、固定化温度、干燥、焙烧温度对TiO2/蒙皂石复合光催化剂光催化性能的影响。采用XRD分析技术对复合材料进行了表征。结果表明，负载的TiO2以锐钛矿-金红石的混晶相存在。当TiO2理论负载量为15 mmol/g、溶胶反应温度为25℃、干燥温度为70℃时，TiO2/蒙皂石复合光催化剂对偶氮染料光催化反应1 h降解率达93.40%。该制备技术的特点是在省去高温焙烧的条件下，制备出光催化活性高的负载型光催化剂。
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| 关 键 词： | 二氧化钛光催化 蒙皂石 低温制备 混晶相 |
Preparation of supported mixed-crystal titanium dioxide photocatalyst at low temperature and its photocatalytic activity |
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| Xu Tianyi,Zhang Yang,Huang Cheng,Zhan Changlin and Lei Shaomin.Preparation of supported mixed-crystal titanium dioxide photocatalyst at low temperature and its photocatalytic activity[J].Techniques and Equipment for Environmental Pollution Control,2009,3(10):1897-1901. |
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| Authors: | Xu Tianyi Zhang Yang Huang Cheng Zhan Changlin and Lei Shaomin |
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| Institution: | Institute of Resources and Environment Engineering, Wuhan University of Techonlogy, Wuhan 430070, China,Shiyan Institute of Environment Science, Shiyan 442000, China,Institute of Resources and Environment Engineering, Wuhan University of Techonlogy, Wuhan 430070, China,Institute of Resources and Environment Engineering, Wuhan University of Techonlogy, Wuhan 430070, China and Institute of Resources and Environment Engineering, Wuhan University of Techonlogy, Wuhan 430070, China |
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| Abstract: | |
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| Keywords: | photocatalysis of titanium dioxide smectite preparation at low temperature mixed-crystal phase |
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