以聚苯乙烯(PS)为胶晶模板,一定比例钛酸四丁酯、乙醇、醋酸、盐酸和水配制的溶胶溶液为前驱体,通过浸渍和低温固化过程,使溶胶在PS模板间隙内进行填充并原位凝胶,最后通过煅烧除去模板,得到三维有序大孔(3DOM) TiO2材料.将获得的3DOM TiO2材料作为一种新型光催化剂降解罗丹明B和甲基橙有机废水,同时对其降解过程中的反应动力学进行了分析.结果表明,3DOM TiO2材料具有良好的光催化降解性能,并且降解反应复合一级动力学方程.
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