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TiO2光催化处理络合铜废水的实验研究

Keywords: 二氧化钛,络合铜,乙二胺四乙酸,光催化

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Abstract:

研究了以悬浮态TiO2为催化剂,在紫外光的作用下对络合铜废水进行光催化反应,分别考察了常温下TiO2投加量、反应时间、废水初始pH值、反应气氛等因素对处理效果的影响,并探讨了反应机理。结果表明:TiO2投加量为2g/L,废水pH=4,300W高压汞灯照射下,载入60mL/min的空气反应40min,120mg/LEDTA络合铜废水的Cu(II)与COD的去除率达到最高,分别为96.56%和57.67%。

References

[1]  Li YX. ;Lu GX. ;Li SB.,Photocatalytic production of hydrogen in single component and mixture systems of electron donors and monitoring adsorption of donors by in situ infrared spectroscopy,Chemosphere?,2003, 52(5).
[2]  Liu Y. S;Liu P;Su Z. X,Core-shell attapulgite@ polyaniline composite particles via in situ oxidative polymerization,Synthetic Metals,2007(15).
[3]  李川;古国榜;柳松.TiO2光催化处理废水中贵重金属的研究进展[J].环境污染治理技术与设备,2003(11)
[4]  Khalil L. B;Rophael M. W;Moumd W. E,The removal of the toxic Hg( Ⅱ ) salts from water by photocatalysis,Applied Catalysis B:Environmental,2002(2).
[5]  方景礼,电镀配合物理论与应用,北京:化学工业出版社,2007.
[6]  张金龙;陈锋;何斌,光催化,上海:华东理工大学出版社,2004.
[7]  鲁秀国;翟永青;丁士文.二氧化钛光催化还原Cr(Ⅵ)的研究[J].河北大学学报(自然科学版),2000(1)
[8]  Tracy L.Thompson ;John T. Yates, Jr.,Surface Science Studies of the Photoactivation of TiO_2-New Photochemical Processes,Chemical Reviews?,2006, 106(10).
[9]  高濂;郑珊;张青红,纳米氧化钛光催化材料及应用,北京:化学工业出版社,2002.
[10]  Amat A. M;Arques A;Lopez F,Solar photi-catalysis to remove paper mill wastewater pollutants,Journal of Solar Energy Engineering,2005(4).
[11]  Eun-Hee Park;Jinho Jung;Hung-Ho Chung,Simultaneous oxidation of EDTA and reduction of metal ions in mixed Cu ( Ⅱ )/Fe ( Ⅲ )-EDTA system by TiO2 photocatalysis,Chemosphere,2006(5).
[12]  郑兴灿;李亚新,污水除磷脱氮技术,北京:中国建筑工业出版社,1998.
[13]  Lazaridis N. K;Peleka E. N;Karapantsios Th D,Copper removal from effluents by various separation techniques,Hydrometallurgy,2004(1-2).
[14]  Ronconi, L ;Maccato, C ;Barreca, D ;Saini, R ;Zancato, M ;Fregona, D,Gold(III) dithiocarbamate derivatives of N-methylglycine: An experimental and theoretical investigation,Polyhedron?,2005, 24(4).
[15]  Dingwang Chen ;Ajay K.Ray,Removal of toxic metal ions from wastewater by semiconductor photocatalysis,Chemical Engineering Science?,2001, 56(4).
[16]  Lain S. W;Chiang K;Lira T. M,Effect of charge trapping species of cupric ions on the photoeatalytic oxidation of resoreinol,Applied Catalysis B:Environmental,2005(2).
[17]  Donia Beydoun;Helen Tse;Rose Areal,Effect of copper (II) on the photocatalytic degradation of sucrose,Journal of Molecular Catalysis A:Chemical,2002(2).
[18]  万金保;邓吴斌;江立文,Cu^2+的光催化还原及其协同去除活性蓝染料的效果研究,江西科学,2007(1).
[19]  Shuchi Tiwari ;Anjali Bajpai,Metal ion extraction by dithiocarbamate function supported on polyacrylamide,Reactive & Functional Polymers?,2005, 64(1).

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