以P123为模板制备TiO2/介孔Al2O3复合体材料及其光催化性能研究摘要本研究以三嵌段高分子表面活性剂EO20P070EO20(P123)为模板剂,异丙醇铝和钛酸丁酯为无机源,在酸性水热条件下采制得氧化钛/介孔氧化铝复合体材料,并对其可见光催化性能进行了研究
结果表明掺杂了Ti原子介孔氧化铝很好的保持了介孔结构的稳定性,介孔复合体材料的比表面积和孔径分别达450m2/g和11
7nm,且对甲基橙具有较好的光催化降解效果
关键词:P123;光催化;氧化钛/介孔氧化铝材料SynthesisandphotocatalyticactivitystudyofTiO2/MesoporousAl2O3compositebyusingP123astemplateAbstractInthispaper,TiO2/mesoporousAl2O3compositewassynthesizedbyusingBlockcopolymerofethyleneoxidewithpropyleneoxide(EO20PO70EO20,P123)astemplate,aluminumisopropanolandbutylacetatetitanateasinorganicprecursorunderacidconditionviahydrothermalmethods,whosephotocatalysispropertieswereinvestigatedatthesametime
Theresultsindicatedthattheas-synthesizedcompositekeptmesostructuresprimelywithBETspecificsurfaceareaandporesizebeing450m2/gand11
7nm,respectively,andhadagoodphoto