Copyright (c) 2014 AJC
This work is licensed under a Creative Commons Attribution 4.0 International License.
Fabrication and Experimental Study on PAC/CMCS Composite Flocculant for Treating Domestic Wastewater
Corresponding Author(s) : Yanfen Wang
Asian Journal of Chemistry,
Vol. 26 No. 11 (2014): Vol 26 Issue 11
Abstract
A novel composite flocculant was successfully prepared based on polymeric aluminum chloride (PAC) and carboxymethy1 chitosan (CMCS). The flocculation behaviors of the PAC/CMCS products were studied and evaluated by the removal rate of COD and turbidity of domestic wastewater. The result indicates that the process parameters have remarkable effect on the coagulating activity of PAC/CMCS flocculant. It achieved the best coagulating effect when the dose ratios of PAC to CMCS was 2:1, the reaction time was 0.5 h, the reaction temperature was 30 °C and pH value was adjusted to 4. In addition, the PAC/CMCS composite flocculant exhibited much enhanced flocculation performance compared with the conventional single flocculant such as polymeric aluminum chloride or carboxymethyl chitosan.
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- D.F. Zeng, J.J. Wu and J.F. Kennedy, Carbohydr. Polym., 71, 135 (2008); doi:10.1016/j.carbpol.2007.07.039.
- A.J. Harford, A.C. Hogan, D.R. Jones and R.A. van Dam, Water Res., 45, 6393 (2011); doi:10.1016/j.watres.2011.09.032.
- P. Jarvis, B. Jefferson and S.A. Parsons, Environ. Sci. Technol., 39, 2307 (2005); doi:10.1021/es048854x.
- Y.P. Wei, F. Cheng and H. Zheng, Carbohydr. Polym., 74, 673 (2008); doi:10.1016/j.carbpol.2008.04.026.
- K. McCurdy, K. Carlson and D. Gregory, Water Res., 38, 486 (2004); doi:10.1016/j.watres.2003.10.005.
- F. Ying, Z. Jichao, W. Yanzheng and Y. Yanzhen, Chem. Eng. J., 203, 301 (2012); doi:10.1016/j.cej.2012.07.045.
- S.A. Ali, S. Pal and R.P. Singh, J. Appl. Polym. Sci., 118, 2592 (2010); doi:10.1002/app.32580.
- F.R. de Abreu and S.P. Campana-Filho, Carbohydr. Polym., 75, 214 (2009); doi:10.1016/j.carbpol.2008.06.009.
- K.K. Das and P. Somasundaran, J. Colloid Interf. Sci., 271, 102 (2004); doi:10.1016/j.jcis.2003.11.010.
- J. Fu, Y.J. Chen, J.Y. Ju and Q.S. Li S.Q. An and H.L. Zhu, Pol. J. Environ. Stud., 20, 61 (2011).
- Q.J. Xie and M.F. Duan, Fresen. Environ. Bull., 20, 2187 (2011).
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- D.F. Zeng, D. Hu and J. Cheng, J. Water Chem. Technol., 34, 35 (2012); doi:10.3103/S1063455X12010067.
- G.B. Reddy, D.A. Forbes, P.G. Hunt and J.S. Cyrus, Water Sci. Technol., 63, 2938 (2011); doi:10.2166/wst.2011.652.
- W.A. Banks, M.L. Niehoff, D. Drago and P. Zatta, Brain Res., 1116, 215 (2006); doi:10.1016/j.brainres.2006.07.112.
- B. Shi, G. Li, D. Wang, C. Feng and H. Tang, J. Hazard. Mater., 143, 567 (2007); doi:10.1016/j.jhazmat.2006.09.076.
- H. Ishii, M. Koyama and T. Mitani, J. Environ. Sci. Health A, 30, 945 (1995); doi:10.1080/10934529509376241.
- S. Stoll and J. Buffle, J. Colloid Interf. Sci., 180, 548 (1996); doi:10.1006/jcis.1996.0336.
- R.P. Singh, T. Tripathy, G.P. Karmakar, S.K. Rath, N.C. Karmakar, S.R. Pandey, K. Kannan, S.K. Jain and N.T. Lan, Curr. Sci., 78, 798 (2000).
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- A. Pourjavadi, S.M. Fakoorpoor and S.H. Hosseini, Carbohydr. Polym., 93, 506 (2013); doi:10.1016/j.carbpol.2012.12.049.
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D.F. Zeng, J.J. Wu and J.F. Kennedy, Carbohydr. Polym., 71, 135 (2008); doi:10.1016/j.carbpol.2007.07.039.
A.J. Harford, A.C. Hogan, D.R. Jones and R.A. van Dam, Water Res., 45, 6393 (2011); doi:10.1016/j.watres.2011.09.032.
P. Jarvis, B. Jefferson and S.A. Parsons, Environ. Sci. Technol., 39, 2307 (2005); doi:10.1021/es048854x.
Y.P. Wei, F. Cheng and H. Zheng, Carbohydr. Polym., 74, 673 (2008); doi:10.1016/j.carbpol.2008.04.026.
K. McCurdy, K. Carlson and D. Gregory, Water Res., 38, 486 (2004); doi:10.1016/j.watres.2003.10.005.
F. Ying, Z. Jichao, W. Yanzheng and Y. Yanzhen, Chem. Eng. J., 203, 301 (2012); doi:10.1016/j.cej.2012.07.045.
S.A. Ali, S. Pal and R.P. Singh, J. Appl. Polym. Sci., 118, 2592 (2010); doi:10.1002/app.32580.
F.R. de Abreu and S.P. Campana-Filho, Carbohydr. Polym., 75, 214 (2009); doi:10.1016/j.carbpol.2008.06.009.
K.K. Das and P. Somasundaran, J. Colloid Interf. Sci., 271, 102 (2004); doi:10.1016/j.jcis.2003.11.010.
J. Fu, Y.J. Chen, J.Y. Ju and Q.S. Li S.Q. An and H.L. Zhu, Pol. J. Environ. Stud., 20, 61 (2011).
Q.J. Xie and M.F. Duan, Fresen. Environ. Bull., 20, 2187 (2011).
J. Huang, Z.H. Yang, G.M. Zeng, M. Ruan, H.Y. Xu, W.C. Gao, Y.L. Luo and H.M. Xie, Chem. Eng. J., 191, 269 (2012); doi:10.1016/j.cej.2012.03.015.
Z. Yang, Y.B. Shang, Y.B. Lu, Y. Chen, X. Huang, A. Chen, Y. Jiang, W. Gu, X. Qian, H. Yang and R. Cheng, Chem. Eng. J., 172, 287 (2011); doi:10.1016/j.cej.2011.05.106.
D.F. Zeng, D. Hu and J. Cheng, J. Water Chem. Technol., 34, 35 (2012); doi:10.3103/S1063455X12010067.
G.B. Reddy, D.A. Forbes, P.G. Hunt and J.S. Cyrus, Water Sci. Technol., 63, 2938 (2011); doi:10.2166/wst.2011.652.
W.A. Banks, M.L. Niehoff, D. Drago and P. Zatta, Brain Res., 1116, 215 (2006); doi:10.1016/j.brainres.2006.07.112.
B. Shi, G. Li, D. Wang, C. Feng and H. Tang, J. Hazard. Mater., 143, 567 (2007); doi:10.1016/j.jhazmat.2006.09.076.
H. Ishii, M. Koyama and T. Mitani, J. Environ. Sci. Health A, 30, 945 (1995); doi:10.1080/10934529509376241.
S. Stoll and J. Buffle, J. Colloid Interf. Sci., 180, 548 (1996); doi:10.1006/jcis.1996.0336.
R.P. Singh, T. Tripathy, G.P. Karmakar, S.K. Rath, N.C. Karmakar, S.R. Pandey, K. Kannan, S.K. Jain and N.T. Lan, Curr. Sci., 78, 798 (2000).
R. Kavaliauskaite, R. Klimaviciute and A. Zemaitaitis, Carbohydr. Polym., 73, 665 (2008); doi:10.1016/j.carbpol.2008.01.019.
A. Pourjavadi, S.M. Fakoorpoor and S.H. Hosseini, Carbohydr. Polym., 93, 506 (2013); doi:10.1016/j.carbpol.2012.12.049.