High activity TiO2 photocatalysts prepared by a modified sol-gel method:: characterization and their photocatalytic activity for the degradation of XRG and X-GL

被引:51
作者
Zhu, JF
Zhang, JL
Chen, F
Iino, K
Anpo, M
机构
[1] E China Univ Sci & Technol, Lab Adv Mat, Shanghai 200237, Peoples R China
[2] E China Univ Sci & Technol, Inst Fine Chem, Shanghai 200237, Peoples R China
[3] Osaka Prefecture Univ, Grad Sch Engn, Dept Appl Chem, Osaka 5998531, Japan
关键词
photocatalytic activity; esterification reaction; modified sol-gel method; TiO2 (B);
D O I
10.1007/s11244-005-3833-1
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A simple method for preparing high photocatalytic activity TiO2 has been developed by controlled the hydrolysis of titanium butoxide with water generated "in situ" using an esterification reaction between the acetic acid and ethanol. The photocatalytic activity of the samples prepared was higher than that of the reference Degussa P25 TiO2 for the liquid phase photocatatlytic degradation of active yellow XRG dye and cationic golden X-GL dye.
引用
收藏
页码:261 / 268
页数:8
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