Selective catalytic reduction of nitric oxide with a novel Mn–Ti–Ce oxide core-shell catalyst having improved low-temperature activity and water tolerance

Guan, 2014, Review of state of the art technologies of selective catalytic reduction of NOx from diesel engine exhaust, Appl. Therm. Eng., 66, 395, 10.1016/j.applthermaleng.2014.02.021 Xie, 2021, Review of sulfur promotion effects on metal oxide catalysts for NOx emission control, ACS Catal., 11, 13119, 10.1021/acscatal.1c02197 Roy, 2009, Catalysis for NOx abatement, Appl. Energy, 86, 2283, 10.1016/j.apenergy.2009.03.022 Bosch, 1988, Catalytic reduction of nitrogen oxides: a review on the fundamentals and technology, Catal. Today, 2, 369 Radojevic, 1998, Reduction of nitrogen oxides in flue gases, Environ. Pollut., 102, 685, 10.1016/S0269-7491(98)80099-7 Gholami, 2020, Technologies for the nitrogen oxides reduction from flue gas: a review, Sci. Total Environ., 10.1016/j.scitotenv.2020.136712 Lietti, 1998, Chemical, structural and mechanistic aspects on NOx SCR over commercial and model oxide catalysts, Catal. Today, 42, 101, 10.1016/S0920-5861(98)00081-9 Alemany, 1995, Reactivity and physicochemical characterization of V2O5-WO3/TiO2 de-NOx catalysts, J. Catal., 155, 117, 10.1006/jcat.1995.1193 Lietti, 1999, Characterization and reactivity of V2O5-MoO3/TiO2 de-NOx SCR catalysts, J. Catal., 187, 419, 10.1006/jcat.1999.2603 Zheng, 2005, Deactivation of V2O5-WO3-TiO2 SCR catalyst at a biomass-fired combined heat and power plant, Appl. Catal. B Environ., 60, 253, 10.1016/j.apcatb.2005.03.010 Chen, 2009, Promotional effect of Ce-doped V2O5-WO3/TiO2 with low vanadium loadings for selective catalytic reduction of NOx by NH3, J. Phys. Chem. C, 113, 21177, 10.1021/jp907109e Kim, 2010, Determination of N2O emissions levels in the selective reduction of NOx by NH3 over an on-site-used commercial V2O5-WO3/TiO2 catalyst using a modified gas cell, Top. Catal., 53, 597, 10.1007/s11244-010-9493-9 Liu, 2016, Manganese oxide-based catalysts for low-temperature selective catalytic reduction of NOx with NH3: a review, Appl. Catal., A, 522, 54, 10.1016/j.apcata.2016.04.023 Gao, 2017, A review on selective catalytic reduction of NOx by NH3 over Mn-based catalysts at low temperatures: catalysts, mechanisms, kinetics and DFT calculations, Catalysts, 7, 199, 10.3390/catal7070199 Zhang, 2017, A review of Mn-containing oxide catalysts for low temperature selective catalytic reduction of NOx with NH3: reaction mechanism and catalyst deactivation, RSC Adv., 7, 26226, 10.1039/C7RA03387G Xu, 2021, A review of Mn-based catalysts for low-temperature NH3-SCR: NOx removal and H2O/SO2 resistance, Nanoscale, 13, 7052, 10.1039/D1NR00248A Zhou, 2020, Two-dimensional MnFeCo layered double oxide as catalyst for enhanced selective catalytic reduction of NOx with NH3 at low temperature (25-150 °C), Appl. Catal. A Gen., 592, 10.1016/j.apcata.2020.117432 Zhang, 2020, A MnO2-based catalyst with H2O resistance for NH3-SCR: study of catalytic activity and reactants-H2O competitive adsorption, Appl. Catal. B Environ., 270, 14, 10.1016/j.apcatb.2020.118860 Gao, 2017, MnM2O4 microspheres (M = Co, Cu, Ni) for selective catalytic reduction of NO with NH3: comparative study on catalytic activity and reaction mechanism via in-situ diffuse reflectance infrared Fourier transform spectroscopy, Chem. Eng. J., 325, 91, 10.1016/j.cej.2017.05.059 Fan, 2020, The insight into the role of Al2O3 in promoting the SO2 tolerance of MnOx for low-temperature selective catalytic reduction of NOx with NH3, Chem. Eng. J., 398 Jiang, 2022, Enhanced catalytic activity and SO2/H2O tolerance for selective catalytic reduction of NOx with NH3 over titanate nanotubes supported MnOx-CeO2 catalyst at low temperature, Catal. Surv. Asia, 26, 161, 10.1007/s10563-022-09356-w Wang, 2016, Fe-Mn/Al2O3 catalysts for low temperature selective catalytic reduction of NO with NH3, Chin. J. Catal., 37, 1314, 10.1016/S1872-2067(15)61115-9 Raja, 2020, Promotional effects of modified TiO2- and carbon-supported V2O5- and MnOx-based catalysts for the selective catalytic reduction of NOx: a review, Catal. Sci. Technol., 10, 7795, 10.1039/D0CY01348J Xiong, 2015, The mechanism of the effect of H2O on the low temperature selective catalytic reduction of NO with NH3 over Mn-Fe spinel, Catal. Sci. Technol., 5, 2132, 10.1039/C4CY01599A Yang, 2016, MnOx supported on Fe-Ti spinel: a novel Mn based low temperature SCR catalyst with a high N2 selectivity, Appl. Catal. B Environ., 181, 570, 10.1016/j.apcatb.2015.08.023 Zhang, 2020, Challenges and opportunities for manganese oxides in low-temperature selective catalytic reduction of NOx with NH3: H2O resistance ability, J. Solid State Chem., 289, 9, 10.1016/j.jssc.2020.121464 Ghosh Chaudhuri, 2012, Core/shell nanoparticles: classes, properties, synthesis mechanisms, characterization, and applications, Chem. Rev., 112, 2373, 10.1021/cr100449n Gawande, 2015, Core-shell nanoparticles: synthesis and applications in catalysis and electrocatalysis, Chem. Soc. Rev., 44, 7540, 10.1039/C5CS00343A Zhang, 2019, Study of synergistic effect between CuO and CeO2 over CuO@CeO2 core-shell nanocomposites for NH3-SCO, Catal. Sci. Technol., 9, 2968, 10.1039/C9CY00480G Ma, 2019, MnOx-CeO2@TiO2 core-shell composites for low temperature SCR of NOx, New J. Chem., 43, 15161, 10.1039/C9NJ03461G Datye, 2021, Opportunities and challenges in the development of advanced materials for emission control catalysts, Nat. Mater., 20, 1049, 10.1038/s41563-020-00805-3 Sheng, 2018, Synthesis of novel MnOx@TiO2 core-shell nanorod catalyst for low-temperature NH3-selective catalytic reduction of NOx with enhanced SO2 tolerance, Chin. J. Catal., 39, 821, 10.1016/S1872-2067(18)63059-1 Huang, 2019, SCR of NOx by NH3 over MnFeOx@TiO2 catalyst with a core-shell structure: the improved K resistance, J. Energy Inst., 92, 1364, 10.1016/j.joei.2018.09.005 Yu, 2020, A MnOx@Eu-CeOx nanorod catalyst with multiple protective effects: strong SO2-tolerance for low temperature deNOx processes, J. Hazard Mater., 399, 10.1016/j.jhazmat.2020.123011 Huang, 2021, A strategy for constructing highly efficient yolk-shell Ce@Mn@TiOx catalyst with dual active sites for low-temperature selective catalytic reduction of NO with NH3, Chem. Eng. J., 419, 13, 10.1016/j.cej.2021.129572 Li, 2012, A versatile kinetics-controlled coating method to construct uniform porous TiO2 shells for multifunctional core–shell structures, J. Am. Chem. Soc., 134, 11864, 10.1021/ja3037146 Guo, 2018, Enhancement of the NH3-SCR catalytic activity of MnTiOx catalyst by the introduction of Sb, Appl. Catal., A Gen., 558, 1, 10.1016/j.apcata.2018.03.028 Guo, 2017, Different poisoning effects of K and Mg on the Mn/TiO2 catalyst for selective catalytic reduction of NOx with NH3: a mechanistic study, J. Phys. Chem. C, 121, 7881, 10.1021/acs.jpcc.7b00290 Yan, 2018, Synthesis and catalytic performance of Cu1Mn0.5Ti0.5Ox mixed oxide as low-temperature NH3-SCR catalyst with enhanced SO2 resistance, Appl. Catal. B Environ., 238, 236, 10.1016/j.apcatb.2018.07.035 Fu, 2021, The water resistance enhanced strategy of Mn based SCR catalyst by construction of TiO2 shell and superhydrophobic coating, Chem. Eng. J., 426, 10.1016/j.cej.2021.131334 Cai, 2021, MnFeOx@TiO2 nanocages for selective catalytic reduction of NO with NH3 at low temperature, ACS Appl. Nano Mater., 4, 6201, 10.1021/acsanm.1c00979 Huang, 2022, Constructing TiO2@CeMnOx nanocages by self-sacrificial hydrolytic etching MIL-125 for efficient wide-temperature selective catalytic reduction of nitrogen oxides, Chem. Eng. J., 432, 10.1016/j.cej.2021.134236 Cai, 2022, MnFe@CeOx core-shell nanocages for the selective catalytic reduction of NO with NH3 at low temperature, ACS Appl. Nano Mater., 5, 3619, 10.1021/acsanm.1c04194 Peng, 2012, Design strategies for development of SCR catalyst: improvement of alkali poisoning resistance and novel regeneration method, Environ. Sci. Technol., 46, 12623, 10.1021/es302857a Hu, 2016, Deactivation mechanism of arsenic and resistance effect of SO42- on commercial catalysts for selective catalytic reduction of NOx with NH3, Chem. Eng. J., 293, 118, 10.1016/j.cej.2016.02.095 Zhang, 2019, Selective catalytic reduction of NOx with NH3 over Mn-Zr-Ti mixed oxide catalysts, J. Mater. Sci., 54, 6943, 10.1007/s10853-019-03369-z Sun, 2017, The enhanced performance of MnOx catalyst for NH3-SCR reaction by the modification with Eu, Appl. Catal. A Gen., 531, 129, 10.1016/j.apcata.2016.10.027 Fang, 2021, Mechanism of Ce-modified birnessite-MnO2 in promoting SO2 poisoning resistance for low-temperature NH3-SCR, ACS Catal., 11, 4125, 10.1021/acscatal.0c05697 Chen, 2021, Hierarchically hollow MnO2@CeO2 heterostructures for NO oxidation: remarkably promoted activity and SO2 tolerance, ACS Catal., 11, 10988, 10.1021/acscatal.1c01578 Gan, 2020, Core-shell-like structured alpha-MnO2@CeO2 catalyst for selective catalytic reduction of NO: promoted activity and SO2 tolerance, Chem. Eng. J., 391, 8, 10.1016/j.cej.2019.123473 Yan, 2020, Novel shielding and synergy effects of Mn-Ce oxides confined in mesoporous zeolite for low temperature selective catalytic reduction of NOx with enhanced SO2/H2O tolerance, J. Hazard Mater., 396, 11, 10.1016/j.jhazmat.2020.122592 Amores, 1997, An FT-IR study of ammonia adsorption and oxidation over anatase-supported metal oxides, Appl. Catal. B Environ., 13, 45, 10.1016/S0926-3373(96)00092-6 Zhang, 2021, Improved NH3-SCR deNOx activity and tolerance to H2O & SO2 at low temperature over the NbmCu(0.1)-mCe0.9Ox catalysts: role of acidity by niobium doping, Fuel, 303, 10.1016/j.fuel.2021.121239 Fang, 2015, Identification of MnOx species and Mn valence states in MnOx/TiO2 catalysts for low temperature, SCR. Chem. Eng. J., 271, 23, 10.1016/j.cej.2015.02.072 Li, 2007, Effects of precursors on the surface Mn species and the activities for NO reduction over MnOx/TiO2 catalysts, Catal. Commun., 8, 1896, 10.1016/j.catcom.2007.03.007 Busca, 1998, Chemical and mechanistic aspects of the selective catalytic reduction of NOx by ammonia over oxide catalysts: a review, Appl. Catal. B Environ., 18, 1, 10.1016/S0926-3373(98)00040-X Nova, 2000, Dynamics of SCR reaction over a TiO2-supported vanadia-tungsta commercial catalyst, Catal. Today, 60, 73, 10.1016/S0920-5861(00)00319-9 Chang, 2013, Improvement of activity and SO2 tolerance of Sn-modified MnOx-CeO2 catalysts for NH3-SCR at low temperatures, Environ. Sci. Technol., 47, 5294, 10.1021/es304732h