Browsing by Author "201-0011048"
Now showing items 21-36 of 36
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Puentes Araya, Víctor Hugo (Universidad de Chile, 2013)Las emulsiones son un tipo de sistemas de fases dispersas, se encuentran en forma abundante en nuestro alrededor y comúnmente son utilizados para el confort del hombre en la vida diaria, en la industria de los alimentos, ...
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Ochoa, N. A.; Illanes, C.; Marchese, José; Basualto Flores, Carlos; Valenzuela Lozano, Fernando (ELSEVIER, 2006-11)Microspheres (MS) from different polymers were prepared using two routes. Route A: process of phase inversion with solutions of polysulfone (PSf) in dichloromethane (DCM) and polyvinylpyrrolidone (PVP) as additive. Different ...
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Castro Montero, Eduardo; Masson Salaué, Lilia; Valenzuela Lozano, Fernando (INST GRASA SUS DERIVADOS, 1990-07)The accelerated test of Schaal was applied to chilean commercial grapeseed oil, in order to know the deterioration of its quality. The aged samples were analized for sensory evaluation in scale 1 to 10, considering together ...
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Criollo Céspedes, Carla (Universidad de Chile, 2007)El presente trabajo corresponde a la tercera y última etapa del proyecto FONDECYT Nº 1040567, consistente en el estudio de la recuperación y concentración de cadmio disuelto en aguas de desechos industriales mediante ...
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Verdugo Gallegos, Luis Alberto (Universidad de Chile, 2013)En esta Memoria de Título se estudió la remoción del anión sulfato en presencia de Cu(II) y Zn(II) desde soluciones acuosas que simulan un agua ácida residual de mina, empleando mezclas de cal, policloruro de aluminio y ...
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Valenzuela Lozano, Fernando; Fonseca, C.; Basualto Flores, Carlos; Correa Briones, Olosmira; Tapia, C.; Sapag Hagar, Jaime (PERGAMON-ELSEVIER SCIENCE LTD, 2005-06)This is a communication on the removal of copper(II) ions from a residual mine water using an emulsified liquid membrane (ELM). The membrane was prepared by dissolving the extractant LIX-860 (a salicylaldoxime), used as a ...
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Araneda, C.; Fonseca, C.; Sapag Hagar, Jaime; Basualto Flores, Carlos; Yazdani-Pedram Zobeiri, Mehrdad; Kondo, Kazuo; Kamio, Eiji; Valenzuela Lozano, Fernando (ELSEVIER, 2008-11-03)The removal of Cd(II) and Cu(II) ions from aqueous solutions was studied by sorption onto microcapsules prepared by copolymerizing ethylene glycol dimethacrylate (EGDMA) and styrene (ST). The microcapsules were prepared ...
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Martorana Iligaray, Leonardo Andre (Universidad de Chile, 2015)En esta Memoria se estudió la síntesis y caracterización de silicatos de calcio nano-estructurados modificados con Mg y Fe para su uso como adsorbente para la remoción de iones fosfatos y arseniatos respectivamente, en ...
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López Hidalgo, Alicia Isabel (Universidad de Chile, 2014)En esta Memoria de Titulo se estudió la remoción de iones fosfatos desde soluciones acuosas que simulan aguas ácidas residuales industriales, mediante adsorción con silicatos de calcio nano-estructurados modificados o no ...
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Kamio, E.; Matsumoto, M.; Valenzuela Lozano, Fernando; Kondo, K. (AMER CHEMICAL SOC, 2005-03-30)The sorption behavior of gallium and indium into a microcapsule containing 2-ethylhexylphosphonic acid mono-2-ethylhexyl ester is investigated. The effects of pH and metal concentration on sorption rate are investigated ...
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Tapia Villanueva, Cristián; Sapag Hagar, Jaime; Siches, Pedro; Valenzuela Lozano, Fernando; Basualto Flores, Carlos (Universidad Nacional del Sur y Consejo de Investigaciones Científicas y Técnicas, 1996)The etherification reaction of mechanic pulp (MP) with dimethylsulphate (DMS) in homogeneous media was studied using a 2 5-1 fractional factional experimental design. In according to this model the quantity of DMS/2 g ...
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Basualto Flores, Carlos; González, Pablo; Briso, Alejandro; Barrera, Kamila; Ide, Viviana; Araya, Mireya; Montes Atenas, Gonzalo; Valenzuela Lozano, Fernando (Desalination Publ, 2017)A nanoadsorbent based on delta-MnO2 and Fe3O4 was synthesized and assessed as an adsorbent for removing some heavy metals from acidic aqueous solution. The delta-MnO2 adsorbent was prepared in aqueous alkaline medium using ...
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Molina Calderón, Lorena Paola (Universidad de Chile, 2012)En esta Memoria de Titulo se estudió la transferencia del lantano (III), cerio (III), praseodimio (III) y neodimio (III), desde una fase acuosa de alimentación hacia una fase acuosa de retroextracción, por medio del ...
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Marchese, J.; Valenzuela Lozano, Fernando; Basualto Flores, Carlos; Acosta, Adolfo (ELSEVIER SCIENCE BV, 2004-03)The appropriate experimental conditions of Mo(VI) ion transport across a supported liquid membrane containing Alamine 336 as the mobile carrier dissolved in kerosene solvent have been investigated. The molybdenum flux has ...
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Acosta, Adolfo; Valenzuela Lozano, Fernando; Basualto Flores, Carlos; Marchese, J.; Campderros, M. (SOCIEDAD CHILENA DE QUIMICA, 1998-12)This study reports on the transport and separation of Zn(II), Cu(II), and Ni(II) ions via a hollow fiber-type solid supported liquid membrane extractor. Alamine 336, a long chain tertiary amine was used as carrier extractant. ...
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Barrera, Kamila; Briso, Alejandro; Ide, Viviana; Martorana, Leonardo; Montes Atenas, Gonzalo; Basualto Flores, Carlos; Borrmann, Thomas; Valenzuela Lozano, Fernando (Elsevier, 2017)Two compounds based on calcium silicate hydrate and modified with Fe(III), using FeCl3 and Fe(OH)(3) as iron sources, were synthesized, characterized and evaluated as adsorbents for removing ionic species from an arsenic ...