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纳米二氧化钛复合石墨烯催化剂的制备及处理染料废水

Keywords: 二氧化钛,石墨烯,复合光催化剂,亚甲基蓝

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Abstract:

以硫酸钛为原料,采用共沉淀法,制备了一系列纳米二氧化钛复合石墨烯催化剂,采用XRD和FTIR对样品进行表征。通过紫外光照射亚甲基蓝溶液光催化降解实验,研究石墨烯的加入量对TiO2光催化性能的影响,结果表明,TiO2-GO-5具有最佳的光催化性能。在pH=6.00、TiO2-GO-5的投加量为0.070g/50mL、光照3h条件下,100mg/L亚甲基蓝溶液的脱色率达到最大值为90.52%。

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