Korean Journal of Chemical Engineering, Vol.35, No.1, 89-98, 2018
Effects of copper loading on NH3-SCR and NO oxidation over Cu impregnated CHA zeolite
Cu/CHA catalysts with various Cu loadings (0.5 wt%-6.0 wt%) were synthesized via incipient wetness impregnation. The catalysts were applied to the selective catalytic reduction (SCR) of NO with NH3 and NO oxidation reaction. XRD and N2 adsorption-desorption data showed that CHA structure was maintained with the incorporation of Cu, while specific surface areas decreased with increasing Cu loading. At intermediate Cu loading, 4 wt%, the highest NH3-SCR activity was observed with ~98% N2 selectivity from 150 °C to 300 °C. Small amounts of water, 2%, slightly increased NO conversion in addition to the remarkable N2O and NO2 reduction at high temperature. Water effects are attributed to the improved Cu ion reducibility and mobility. NO oxidation results provided no relation between NO2 formation and SCR activity. Physicochemical properties, NO conversion, N2 selectivity, and activation energy data showed that impregnated samples’ molecular structure and catalytic activity are comparable to the conventional ion-exchanged (IE) samples’ ones.
[References]
Chiron M, Stud. Surf. Sci. Catal. , 30 , 1, 1987
Mauzerall DL, Sultan B, Kim N, Bradford DF, Atmos. Environ. , 39 , 2851, 2005
Crutzen PJ, Bruhl C, J. Phys. Chem. A , 105 (9), 1579, 2001
Ravishankara AR, Chem. Rev. , 103 (12), 4505, 2003
Fritz A, Pitchon V, Appl. Catal. B: Environ. , 13 (1), 1, 1997
Li JH, Chang HZ, Ma L, Hao JM, Yang RT, Catal. Today , 175 (1), 147, 2011
Roy S, Hegde MS, Madras G, Appl. Energy , 86 (11), 2283, 2009
Gao F, Kwak JH, Szanyi J, Peden CHF, Top. Catal. , 56 , 1441, 2013
Jansson J, Springer Science and Business Media, New York (2014).
Busca G, Lietti L, Ramis G, Berti F, Appl. Catal. B: Environ. , 18 (1-2), 1, 1998
Long RQ, Yang RT, J. Am. Chem. Soc. , 121 (23), 5595, 1999
Rahkamaa-Tolonen K, Maunula T, Lomma M, Huuhtanen M, Keiski RL, Catal. Today , 100 (3-4), 217, 2005
Kwak JH, Tran D, Szanyi J, Peden CHF, Lee JH, Catal. Lett. , 142 (3), 295, 2012
Kwak JH, Tran D, Burton SD, Szanyi J, Lee JH, Peden CHF, J. Catal. , 287 , 203, 2012
Gao F, Walter ED, Karp EM, Luo JY, Tonkyn RG, Kwak JH, Szanyi J, Peden CHF, J. Catal. , 300 , 20, 2013
Wang D, Zhang L, Li JH, Kamasamudram K, Epling WS, Catal. Today , 231 , 64, 2014
Wang D, Zhang L, Kamasamudram K, Epling WS, ACS Catal. , 3 , 871, 2013
Blakeman PG, Burkholder EM, Chen HY, Collier JE, Fedeyko JM, Jobson H, Catal. Today , 231 , 56, 2013
Kang W, Choi B, Kim H, J. Ind. Eng. Chem. , 19 (4), 1406, 2013
Kim J, Jentys A, Maier SM, Lercher JA, J. Phys. Chem. , 117 , 986, 2013
Metkar PS, Harold MP, Balakotaiah V, Chem. Eng. Sci. , 87 , 51, 2013
Nedyalkova R, Shwan S, Skoglundh M, Olsson L, Appl. Catal. B: Environ. , 138-139 , 373, 2013
Skarlis SA, Berthout D, Nicolle A, Dujardin C, Granger P, J. Phys. Chem. , 117 , 7154, 2013
Deka U, Lezcano-Gonzalez I, Weckhuysen BM, Beale AM, ACS Catal. , 3 , 413, 2013
Deka J, Lezcano-Gonzalez I, Warrender SJ, Picone AL, Wright PA, Weckhuysen BM, Microporous Mesoporous Mater. , 166 , 144, 2013
Shi X, Liu F, Xie L, Shan W, He H, Environ. Sci. Technol. , 47 , 3293, 2013
Lv G, Bin F, Song CL, Wang KP, Song JN, Fuel , 107 , 217, 2013
Narula CK, Yang X, Moses-debusk M, Mullins DR, Mahurin SM, Wu Z, Final Report Nano Catalysts for Diesel Engine Emission Remediation (2012).
Xue W, Burk P, Boorse S, US Patent, 7,601,662 (2009).
Fickel DW, Lobo RF, J. Phys. Chem. , 114 , 1633, 2010
Chen HY, Springer Science and Business Media, New York (2014).
Fickel DW, D'Addio E, Lauterbach JA, Lobo RF, Appl. Catal. B: Environ. , 102 (3-4), 441, 2011
Ye Q, Wang L, Yang RT, Appl. Catal. A: Gen. , 427-428 , 24, 2012
Ma L, Cheng YS, Cavataio G, McCabe RW, Fu LX, Li JH, Chem. Eng. J. , 225 , 323, 2013
Wang D, Jangjou Y, Liu Y, Sharma MK, Luo JY, Li JH, Kamasamudram K, Epling WS, Appl. Catal. B: Environ. , 165 , 438, 2015
Leistner K, Mihai O, Wijayanti K, Kumar A, Kamasamudram K, Currier NW, Yezerets A, Olsson L, Catal. Today , 258 , 49, 2015
Ma L, Cheng Y, Cavataio G, McCabe RW, Fu L, Li J, Appl. Catal. B: Environ. , 156-157 , 428, 2014
Petitto C, Delahay G, Top. Catal. , 59 , 895, 2016
Kwak JH, Tonkyn RG, Kim DH, Szanyi J, Peden CHF, J. Catal. , 275 (2), 187, 2010
Deka U, Juhin A, Eilertsen EA, Emerich H, Green MA, Korhonen ST, J. Phys. Chem. , 116 , 4809, 2012
Kispersky VF, Kropf AJ, Ribeiro FH, Miller JT, Phys. Chem. Chem. Phys. , 14 , 2229, 2012
Kieger S, Delahay G, Coq B, Neveu B, J. Catal. , 183 (2), 267, 1999
Zhang R, Li Y, Zhen T, RSC Adv. , 4 , 52130, 2014
International Zeolite Association. http://www.iza-online.org/ (accessed 19 Feb, 2016).
Gao F, Kwak JH, Szanyi J, Peden CHF, Top. Catal. , 56 , 1441, 2013
Gomez-Cazalilla M, Merida-Robles JM, Gurbani A, Rodriguez-Castellon E, Jimenez-Lopez A, J. Solid State Chem. , 180 , 1130, 2007
Brandenberger S, Krocher O, Tissler A, Althoff R, Ind. Eng. Chem. Res. , 50 (8), 4308, 2011
Shishkin A, Carlsson PA, Harelind H, Skoglundh M, Top. Catal. , 56 , 567, 2013
Wang L, Gaudet JR, Li W, Weng D, J. Catal. , 306 , 68, 2013
Vennestrøm PNR, Katerinopoulou A, Tiruvalam RR, Kustov A, Moses PG, Concepcion P, Corma A, ACS Catal. , 3 , 2158, 2013
Zamadics M, Chen X, Kevan L, J. Phys. Chem. , 96 , 5488, 1992
Pereda-Ayo B, De La Torre U, Illan-Gomez MJ, Bueno-Lopez A, Gonzalez-Velasco JR, Appl. Catal. B: Environ. , 147 , 420, 2014
Xue JJ, Wang XQ, Qi GS, Wang J, Shen MQ, Li W, J. Catal. , 297 , 56, 2013
Kieger S, Delahay G, Coq B, Neveu B, J. Catal. , 183 (2), 267, 1999
Delahay G, Coq B, Kieger S, Neveu B, Catal. Today , 54 (4), 431, 1999
Kamasamudram K, Henry C, Currier N, Yezerets A, SAE Int. J. Engines. , 5 , 688, 2012
Bartley GJ, Sharp C, SAE Int. J. Engines. , 5 , 683, 2012
Kamasamudram K, Yezerets A, Chen X, Currier N, Castagnola M, Chen HY, SAE Int. J. Engines. , 4 , 1810, 2011
Gao F, Washton NM, Wang YL, Kollar M, Szanyi J, Peden CHF, J. Catal. , 331 , 25, 2015
Kwak JH, Zhu H, Lee JH, Peden CHF, Szanyi J, Chem. Commun. , 48 , 4758, 2012
Kwak JH, Varga T, Peden CHF, Gao F, Hanson JC, Szanyi J, J. Catal. , 314 , 83, 2014
Wang J, Yu T, Wang XQ, Qi GS, Xue JJ, Shen MQ, Li W, Appl. Catal. B: Environ. , 127 , 137, 2012
Wang L, Li W, Qi GS, Weng D, J. Catal. , 289 , 21, 2012
Xue JJ, Wang XQ, Qi GS, Wang J, Shen MQ, Li W, J. Catal. , 297 , 56, 2013
Brandenberger S, Krocher O, Tissler A, Althoff R, Catal. Rev.-Sci. Eng. , 50 (4), 492, 2008
Devadas M, Krocher O, Elsener M, Wokaun A, Soger N, Pfeifer M, Demel Y, Mussmann L, Appl. Catal. B: Environ. , 67 (3-4), 187, 2006
Delahay G, Valade D, Guzman-Vargas A, Coq B, Appl. Catal. B: Environ. , 55 (2), 149, 2005
Huang HY, Long RQ, Yang RT, Appl. Catal. A: Gen. , 235 (1-2), 241, 2002
Long RQ, Yang RT, J. Catal. , 207 (2), 224, 2002
Gao F, Walter ED, Kollar M, Wang YL, Szanyi J, Peden CHF, J. Catal. , 319 , 1, 2014
Verma AA, Bates SA, Anggara T, Paolucci C, Parekh AA, Kamasamudram K, Yezerets A, Miller JT, Delgass WN, Schneider WF, Ribeiro FH, J. Catal. , 312 , 179, 2014
Long RQ, Yang RT, J. Catal. , 196 (1), 73, 2000
McEwen JS, Anggara T, Schneider WF, Kispersky VF, Miller JT, Delgass WN, Ribeiro FH, Catal. Today , 184 (1), 129, 2012
Sjovall H, Blint RJ, Olsson L, Appl. Catal. B: Environ. , 92 (1-2), 138, 2009
Wang TJ, Baek SW, Kwon HJ, Kim YJ, Nam IS, Cha MS, Yeo GK, Ind. Eng. Chem. Res. , 50 (5), 2850, 2011
Pant A, Schmieg SJ, Ind. Eng. Chem. Res. , 50 (9), 5490, 2011
Bond GC, Keane MA, Kral H, Lercher JA, Catal. Rev.-Sci. Eng. , 42 (3), 323, 2000
Richter M, Bentrup U, Eckelt R, Schneider M, Pohl MM, Fricke R, Appl. Catal. B: Environ. , 51 (4), 261, 2004
Colombo M, Nova I, Tronconi E, Catal. Today , 151 (3-4), 223, 2010
Metkar PS, Salazar N, Muncrief R, Balakotaiah V, Harold MP, Appl. Catal. B: Environ. , 104 (1-2), 110, 2011
Beale AM, Gao F, Lezcano-Gonzalez I, Peden CHF, Szanyi J, Chem. Soc. Rev. , 44 , 7371, 2015
Schreier M, Teren S, Belcher L, Regalbuto JR, Miller JT, Nanotechnology , 16 , S582, 2005
Zuo Y, Han L, Bao W, Chang L, Wang J, Xuebao C, Chinese J. Catal. , 34 , 1112, 2013
Li Y, Deng J, Song W, Liu J, Zhao Z, Gao M, Wei Y, J. Phys. Chem. , 120 , 14669, 2016
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