摘要:以无机钛盐Ti(SO4)2为原料、PEG-4000作分散剂,采用直接水解法结合真空干燥,经550℃焙烧制备纳米级锐钛型TiO2粉体.利用其光催化活性对有机色素酸性蓝进行半透膜隔离法降解研究.结果表明:其降解效果与TiO2粉体直接加入降解法的效果无差别;比普通TiO2粉体的降解率提高42%.
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