| 膨胀石墨负载锐钛矿型纳米TiO2的制备及光电催化性能 |
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| 引用本文： | 陈智栋,袁甲,倪珺华,甘从江,王文昌,孔泳. 膨胀石墨负载锐钛矿型纳米TiO2的制备及光电催化性能[J]. 应用化学, 2011, 28(1): 39-43. DOI: 10.3724/SP.J.1095.2011.00137 |
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| 作者姓名： | 陈智栋 袁甲 倪珺华 甘从江 王文昌 孔泳 |
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| 作者单位： | (常州大学化学化工学院 常州 213164) |
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| 基金项目： | 国家自然科学基金，江苏省自然科学基金，常州市科技计划，常州市科技计划资助项目 |
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| 摘 要： | 采用等体积浸渍法制备了膨胀石墨负载锐钛矿型纳米TiO2。 用X射线衍射（XRD）表征了纳米TiO2的晶型，扫描电子显微镜（SEM）研究了膨胀石墨负载纳米TiO2前后的表面形貌。 将该复合材料填充到自制的新型光电反应器中，考察了光催化、电催化及光电催化不同降解方法对主要成分是活性蓝的印染废水降解的影响，结果表明,该复合材料对印染废水具有良好的光电催化效应，以0.1 mol/L NaCl作为支持电解质经过光电协同处理后，脱色率达到99.3%，化学需氧量（COD）降低约93.1%，其效率远高于单纯光催化或者电催化的结果。
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| 关 键 词： | 二氧化钛 膨胀石墨 光电催化 印染废水 |
| 收稿时间： | 2010-03-08 |
| 修稿时间： | 2010-04-19 |
Fabrication and Photoelectrocatalysis Performance of Expanded Graphite-Supported Anatase Nano Titanium Dioxide |
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| CHEN Zhidong,YUAN Jia,NI Junhua,GAN Congjiang,WANG Wenchang,KONG Yong. Fabrication and Photoelectrocatalysis Performance of Expanded Graphite-Supported Anatase Nano Titanium Dioxide[J]. Chinese Journal of Applied Chemistry, 2011, 28(1): 39-43. DOI: 10.3724/SP.J.1095.2011.00137 |
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| Authors: | CHEN Zhidong YUAN Jia NI Junhua GAN Congjiang WANG Wenchang KONG Yong |
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| Affiliation: | (Faculty of Chemistry and Chemical Engineering,Changzhou Univeristy,Changzhou 213164) |
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| Abstract: | Anatase TiO2 coatings on highly porous expanded graphite(EG) were prepared by equal volume impregnation method.The morphology of EG with and without TiO2 coatings were studied by scanning electron microscope.The XRD pattern of TiO2 power was also studied.The composite material was filled into the novel home-made photoelectric reactor to degrade textile waste water containing reactive blue.The effects of different degradation technologies,such as photocatalysis,electro-oxidation,and photoelectrocatalysis wer... |
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| Keywords: | titanium dioxide expanded graphite photoelectrocatalysis textile waste water |
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