用溶胶-凝胶法在多孔α-Al2O3陶瓷衬底上制备了TiO2微孔膜,经激光光散射仪、X-射线衍射仪、扫描电子显微镜、孔率计等对胶粒的大小、膜的结构、形貌和孔径分布等进行了表征,发现在孔直径为0.5 μm的多孔载体上经浸渍-干燥-焙烧过程,能制得对牛血清白蛋白(BSA)有73.5%～92.7%截留率、通量在0.2 MPa压差下约52 L/(m2.h)的超滤膜.
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