以溶胶-凝胶法制备的TiO2溶胶为柱撑液制备了TiO2/累托石复合材料.以X射线粉未衍射(XRD)、透射电镜(TEM)、漫反射光谱(DRS)及液氮吸附等手段对其进行了表征;并以罗丹明B(RB)作为模拟有机污染物,研究其吸附及光催化降解性能.结果表明,和表面吸附TiO2粒子共存于复合材料中的柱撑TiO2将层间域从2.42nm扩展到9.81nm,提高了复合材料的比表面积以及孔体积,从而改善其吸附能力及光催化活性.
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