纳米级钛酸锌粉的制备及其光催化染料降解的应用  

Preparation of Nano-size ZnTiO_3 Powders and It's Application in Photocatalytic Degradation of Dyestuff

作　　者：蒋正静[1] 唐果东[1] 戴洁[2] 

机构地区：[1]淮阴师范学院化学系,江苏省淮安市223001 [2]苏州大学化学化工系,江苏省苏州市215006

出　　处：《光谱实验室》2002年第5期593-595,共3页Chinese Journal of Spectroscopy Laboratory

摘　　要：以草酸氧钛、柠檬酸、乙酸锌为原料 ,水为溶剂 ,采用溶胶 -凝胶法制备纳米级钛酸锌粉体 ,用 FT- IR、XRD、TEM等方法对其形成条件、组成、结构和形貌进行了表征。结果表明 ,不同的灼烧温度对产物的组成和晶型有较大影响。以 Zn Ti O3 为催化剂对水溶性染料光催化降解有较好的活性 ,无污染 。The nano size ZnTiO 3 powder has been prepared by a sol gel method from titanium oxyoxalate,citric acid,zinc acetate and characterized by FT IR,XRD and TEM.The effectiveness of photocatalytic degradation and influence of irradiation time for dyestuff in ultraviolet light have been measured.The results show that the crystal patterns are influenced by temperature,and the catalytic activity of ZnTiO 3 is satisfactory.

关 键 词：制备 光催化 染料 降解 纳米级钛酸锌 溶胶-凝胶法 废水处理 活性紫 光催化剂 

分 类 号：X788[环境科学与工程—环境工程]