Listar por autoría "d4d83aa4-0689-4e61-bb02-16920ce0a645"
Mostrando ítems 1-18 de 18
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Ceramic pigments based on chromium doped alkaline earth titanates
Elsevier (2013-05)In this paper M(Ti1−xCrx)O3 with M=Mg, Ca, Sr, Ba and x=0.01, 0.03, 0.05, 0.1 compositions have been prepared by solid state reaction in order to analyze their reactivity, structure, limit of solid solution, stability and ... -
Development of blue ceramic dyes from cobalt phosphates
Elsevier (2008)In this study the development of blue ceramic dyes from compositions based on phosphate structures have been investigated. The replacement of cobalt by copper or iron to minimize the Co content have been considered. ...
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Documentación necesaria para la introducción de un difractómetro de rayos X en una empresa
Universitat Jaume I (2019-07)El objetivo del presente Trabajo Fin de Máster es el de exponer como se estudiaría y prepararía la documentación necesaria para la obtención de la autorización de alta de instalación radiactiva para el caso hipotético de ...
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Ecopigmentos cerámicos verdes y amarillos de Pr2Mo2O9 dopados con calcio obtenidos en presencia de mineralizadores y por coprecipitación química
Sociedad Española de Cerámica y Vidrio (2011)In this paper the synthesis of (Pr2-xCax)Mo2O9 solid solutions by ceramic route is presented. Crystallography and colour evolution from green to yellow described on literature have been checked. When enamelled in a lead ... -
In situ synthesis of orange rutile ceramic pigments by non-conventional methods
Elsevier (2010)Different precursor-mixtures of orange Cr,Sb-TiO<sub>2</sub> ceramic pigment have been obtained by non-conventional methods (heterogeneous ammonia coprecipitation, urea homogeneous coprecipitation, PECHINI polyester method ...
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Iron and chromium doped perovskite (CaMO3 M = Ti, Zr) ceramic pigments, effect of mineralizer
Elsevier (2012-08)Solid solutions Ca(DxM1−x)O3 (M = Ti, Zr and D = Fe,Cr), have been studied as ceramic pigment in conventional ceramic glazes using 0.5 mol/mol of NH4Cl as flux agent by solid state reaction and by ammonia coprecipitation ...
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La microestructura de metalizados en cerámica plana vidriada
Faenza Editrice Ibérica (2009)En este artículo se estudia la microestructura y las propiedades ópticas y mecánicas de baldosas con efecto metalizado desarrollado tanto por deposición PVD de titanio en pasta roja y pasta blanca, y en baldosa de gres ...
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New chromium doped powellite (Cr–CaMoO4) yellow ceramic pigment
Elsevier (2015-06)A new chromium doped powellite (Cr–CaMoO4) yellow ceramic pigment alternative to yellow of praseodymium-zircon has been synthesised and characterised in order to analyse: (a) the stoichiometry of the solid solution, (b) ...
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New chromium-calcium titanate red ceramic pigment
Trans Tech Publications (2010)Synthesis and characterization of a new chromium- calcium titanate red ceramic pigment is described in this communication. The pigment is based on the solid solution of chromium (IV) in calcium titanate and was characterized ...
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New vanadium doped calcium titanate ceramic pigment
Elsevier (2011-12)In this paper a new pink vanadium doped calcium titanate Ca(VxTi1−x)O3 ceramic pigment in conventional ceramic glazes is obtained by ceramic route and characterized. The limit of solid solution is near by x = 0.2, higher ...
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Obtención de pigmentos cerámicos de perovskita CaTiO3 dopada con cromo y vanadio por descomposición metal-orgánica (MOD)
Sociedad Española de Cerámica y Vidrio (2012-11)The Metal Organic Decomposition (MOD) route based on the chelation of a solution of metallic salts (usually nitrates) by policarboxylic acid (oxalic and citric), applied to the synthesis of ceramic pigments based on ...
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Photocatalysts in ceramics
DKG Deutsche Keramische Gesellschaft (2012)Advanced oxidation processes (AOPs) are oxidation processes based on sufficient concentrations of hydroxyl radicals to degrade dissolved organic compounds present in water or those that are dispersed in air to mineral ...
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Photocatalytic degradation of orange II by titania addition to sol-gel glasses
Springer Verlag (2009)Glasses with SiO2-CaO-ZnO-B2O3-K2O-Al2O3 composition modified by addition of titania (3, 5, 12 and 20% w) have been prepared by sol-gel method. The obtained gels were aged, dried and fired at 600ºC/1h in order to stabilise ...
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Photocatalytic Glazed Tiles
Expert Fachmedien GmbH (2012)A parent glass in the SiO2–CaO–ZnO–B2O3–K2O–Al2O3 system, deposited and processed by the monoporosa firing method (1085 °C), was coated using a sol–gel procedure and by serigraphy with silica, bismuth oxide, zirconia, and ...
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Pink ceramic pigments based on chromium doped M(Al2-xCrx)O-4, M = Mg, Zn, normal spinel
Elsevier (2013-08)In this paper M(Al2−xCrx)O4, MMg, Zn and x from 0.05 to 2 compositions, have been prepared by solid state reaction in order to analyse their reactivity, structure, limit of solid solution, stability and pigmenting properties ...
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Production of added-value materials from a hazardous waste in the aluminium tertiary industry: Synergistic effect between hydrotalcites and glasses
Elsevier (2015-12)The powdered solids trapped in filter sleeves in the aluminium tertiary industry are currently disposed of in secure landfills as a result of environmental considerations. Their classification as a hazardous waste is due ...
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Solid solutions of mixed metal Mn3−xMgxFe4(PO4)6orthophosphates: colouring performance within a double-firing ceramic glaze
Elsevier (2011-03)Solid solutions of mixed metal Mn3−xMgxFe4(PO4)6 orthophosphates (x = 0, 0.5, 1, 1.5, 2, 2.5, and 3) were prepared for the first time (from coprecipitate powders calcined up to 1000 °C) and characterized by thermal analysis, ...
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Synthesis of diphosphate Mn2−xMgxP2O7 solid solutions with thortveitite structure: New pink ceramic dyes for the colouration of ceramic glazes
Elsevier (2012)Solid solutions of Mn and Mg mixed diphosphatesMn2-xMgxP2O7 (0.2 < x < 1.5) have been prepared by calcination (1000 °C/4 h) of coprecipitate precursors and characterized for the first time (through thermal analysis, XRD, ...
