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TiO2光催化氧化降解印染废水的研究
Photocatalytic oxidative degradation of dye printing wastewater catalyzed by titania
【摘要】 对TiO2光催化剂处理实际印染废水的可行性进行了试验研究,探讨了印染废水的CODcr去除率和脱色率随光照时间、光催化剂用量、光照强度、试液初始pH值和H2O2加入浓度等因素影响的变化规律。试验结果表明,TiO2光催化CODcr能有效降解印染废水,使其CODcr和色度显著降低。
【Abstract】 Photocatalytic oxidative degradation of dye printing wastewater over titania under ultraviolet light was investigated,including the influence of illumination time,catalyst quantity,illumination intensity,pH of wastewater and H2O2 concentration on CODcr removal efficiency and decolorization efficiency.
【关键词】 光催化氧化;
印染废水;
TiO2;
CODcr脱除;
脱色;
【Key words】 titania; photocatalytic oxidative degradation; dye printing wastewater; CODcr removal; decolorization;
【Key words】 titania; photocatalytic oxidative degradation; dye printing wastewater; CODcr removal; decolorization;
【基金】 中南林学院青年科学研究基金资助项目 (0 2 0 0 )。
- 【文献出处】 工业催化 ,Industrial Catalysis , 编辑部邮箱 ,2004年06期
- 【分类号】X791
- 【被引频次】67
- 【下载频次】311