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Ag2S-分子印迹-TiO2光催化降解废水性能研究

Xian LIU,Lei ZHU,Xun WANG,Xide MENG

Technology of Water Treatment（2020）

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Abstract
以溶胶-凝胶法为基础,以硫脲和硝酸银分别为硫源和银源制备出Ag2S聚合物,然后以对羟基苯甲酸乙酯为目标印迹分子(MIP),钛酸正四丁酯为钛源,制备出了Ag2S-MIP-TiO2粉体.将所得粉体用SEM等手段进行表征,并利用其在紫外光下进行光催化降解废水实验.结果 表明,光催化反应90 min降解对羟基苯甲酸乙酯的效率达92.22％,是TiO2的1.42倍,并且能够选择性处理目标污染物废水,选择性因子达3.571,为MIP-TiO2的1.73倍.
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