采用溶胶-凝胶法制备了5-(对-烯丙氧基)苯基-10,15,20-三对氯苯基卟啉(APTCPP)敏化的TiO2复合微球APTCPP-MPS-TiO2.运用紫外-可见光漫反射吸收光谱、热重分析、X射线衍射、光电子能谱和扫描电镜等手段对TiO2复合微球进行了表征.考察了复合微球在可见光照射下对α-松油烯的光催化氧化活性.结果表明,复合微球中TiO2主要以锐钛矿晶型存在,微球粒径约为0.7～1 μm.卟啉的加入有效提高了TiO2复合微球对α-松油烯的光催化活性,催化氧化产物主要是土荆芥油素.
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