2016
DOI: 10.4067/s0718-33052016000400002
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Aplicación del diseño D-Optimal en la modelación de la adsorción de COVs-Cl sobre zeolitas naturales chilenas modificadas

Abstract: En este trabajo se investigaron las variables de diseño y los parámetros operacionales en el proceso de adsorción de compuestos orgánicos volátiles clorados (COVs-Cl) utilizando zeolita natural modificada con metales de transición (ZMt). Se establecieron los niveles de las variables de diseño: temperatura de desgasificación [350 ºC, 550 ºC], tipo de metal de transición [Fe, Mn, Ag, Co, Cu, Ni], concentración del metal depositado [0,05; 0,1 M], método de deposición del metal [impregnación, intercambio iónico], … Show more

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Cited by 3 publications
(4 citation statements)
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“…The ozone adsorption and decomposition has already been reported on several materials such as ZrO 2 [27], MgO [27], CeO 2 [27], TiO 2 [27], γ-Al 2 O 3 [27,28], ZnO [27,28], CaO [17,28], ZnO [27], α-Fe 2 O 3 [28], CuO [28], SiO 2 [29] and synthetic ZSM-5 zeolites using different Si/Al molar ratios [30]. In all cases, Lewis acidity showed to play an important role in the ozone adsorption and in its further decomposition.…”
Section: Drifts Study Of Ozone Interaction With Natural and Z-co Zeolitementioning
confidence: 93%
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“…The ozone adsorption and decomposition has already been reported on several materials such as ZrO 2 [27], MgO [27], CeO 2 [27], TiO 2 [27], γ-Al 2 O 3 [27,28], ZnO [27,28], CaO [17,28], ZnO [27], α-Fe 2 O 3 [28], CuO [28], SiO 2 [29] and synthetic ZSM-5 zeolites using different Si/Al molar ratios [30]. In all cases, Lewis acidity showed to play an important role in the ozone adsorption and in its further decomposition.…”
Section: Drifts Study Of Ozone Interaction With Natural and Z-co Zeolitementioning
confidence: 93%
“…This solid is composed of clinoptilolite (53%), mordenite (40%), and quartz (7%) [16]. NZ was chemically and thermally modified by a succession of ion-exchange with ammonium salt at 90°C, thermal out-gassing, and metal deposition, to obtain the transition metal-modified natural zeolites (Z-Mt) as reported in previous publication [17]. Cu, Mn, Ag, Co, Fe, and Ni were used here as active transition metals (Mt) for natural zeolite modification.…”
Section: Methodsmentioning
confidence: 99%
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