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Preparation of chamott es as raw material for low - cost ceramic membranes
Wiley (2016)Low cost ceramic membranes are usually prepared fro m a mixture of natural raw materials and some organic porogen agent, as starch . The fact that the porogen must be completely eliminated during firing, leaving an ... -
Preparation of feedstocks from nano/submicron-sized TiO2 particles to obtain photocatalytic coatings by atmospheric plasma spraying
Elsevier (2014-12)Atmospheric plasma spraying (APS) has been proved useful in obtaining TiO2 coatings with effective photocatalytic activity. However, the influence of feedstock characteristics on photocatalytic activity has hardly been ... -
Preparation of porcelain tile granulates by more environmentally sustainable processes
Sociedad Española de Cerámica y Vidrio (2012-03)This study examines the feasibility of manufacturing glazed porcelain tiles with a more environmentally friendly manufacturing process, by reducing water and thermal energy consumption. The process studied in this paper ... -
Preparation of high solids content nano-titania suspensions to obtain spray-dried nanostructured powders for atmospheric plasma spraying
Elsevier (2012)Nanosized TiO2powder with an average primary size of ∼20 nm and surface area of ∼50 m2/g (Aeroxide®P25, Degussa-Evonik, Germany) was used as starting material. A colloidal titania suspension from the same supplier was also ... -
El proceso de secado por atomización: formación de gránulos y cinética de secado de gotas
Sociedad Española de Cerámica y Vídrio (2013-07)Spray drying is a unit operation very common in many industrial processes. For each particular application, the resulting granulated material must possess determined properties that depend on the conditions in which the ... -
Processing–microstructure–properties relationship in a CuNiZn ferrite
Elsevier (2018)CuNiZn ferrites are polycrystalline ceramic materials that are used widely in electronic devices for a number of reasons, including their high permeability in the RF frequency region, electrical resistivity, mechanical ... -
Properties of Ca–(Y)–Si–Al–O–N–F Glasses: Independent and Additive Effects of Fluorine and Nitrogen
John Wiley & Sons (2013)Thirty glasses of composition (in equivalent percent) 20-xCa:xY:50Si:30Al:(100-y-z)O:yN:zF, with x = 0, 10; y = 0, 10, 20, and z = 0, 1, 3, 5, 7 were prepared by melting and casting. All glasses were X-ray amorphous. Glass ... -
Quantifying road dust resuspension in urban environment by Multilinear Engine: A comparison with PMF2
Elsevier (2009)Atmospheric PM pollution from traffic comprises not only direct emissions but also non-exhaust emissions because resuspension of road dust that can produce high human exposure to heavy metals, metalloids, and mineral matter. ... -
Quartz dustiness: A key factor in controlling exposure to crystalline silica in the workplace
Taylor & Francis (2016)The classification of Respirable Crystalline Silica (RCS) as carcinogenic for humans has drawn greater attention to crystalline silica exposure in the workplace in recent years, leading to recommendations by safety and ... -
Reactores catalíticos de membrana para la eliminación de nitratos
C & M Publicaciones (2015-01)El objetivo del proyecto es desarrollar un sistema eficaz para eliminar los nitratos presentes en aguas subterráneas, en procesos de potabilización, transformándolos en nitrógeno mediante una reacción de hidrogenación ... -
Receptor models application to multi-year ambient PM10 measurements in an industrialized ceramic area: comparison of source apportionment results
Elsevier (2008-12)Ambient PM10 data collected in one of the largest industrialized ceramic areas of Europe were used to study similarities and differences in the source apportionment results from three widespread receptor models: chemical ... -
Reduction of CO2-emissions in ceramic tiles manufacture by combining energy-saving measures
German Ceramic Society (2014)Ceramic tile manufacture requires a great quantity of energy, mainly in the form of heat. The heat is principally used in the kilns and dryers, and it is obtained by natural gas combustion. The increasing cost ... -
Relation between the scratch resistance and the chemical structure of organic-inorganic hybrid coatings
Elsevier (2011)Organic–inorganic hybrid materials can be defined as materials combining organic and inorganic domains in a nanometric scale. The development of these organic–inorganic hybrids has achieved properties from both organic and ... -
Relationship between certain ceramic roofing tile characteristics and biodeterioration
Elsevier (2011)This paper examines the relationship of certain red ceramic roofing tile properties to roofing tile biodeterioration. The following properties were studied: apparent porosity, roughness, and the presence or absence of two ... -
Relationship between Young's modulus and temperature in porcelain tiles
Elsevier (2012)A focused research was conducted on samples prepared from an industrial porcelain tile composition containing quartz, used to produce ceramic floor tiles, with the aim of evaluating the variation of fired specimens’ Young's ... -
Respirable crystalline silica in the ceramic industries, sampling, exposura and toxicology.
Göller Verlag GmbH (2008)This paper describes the work carried out during the development of the SILICERAM project, executed during the years 2004 to 2007, explaining both its goals and the actions carried out. It presents the equipment designed ... -
Revestimentos cerâmicos: acima e além das aplicações tradicionais
Associação Brasileira de Cerâmica (2008)Nos últimos anos os revestimentos cerâmicos têm seguido a mesma tendência de inúmeros outros produtos dos chamados setores industriais tradicionais: a busca de novos usos e aplicações, que permitam ampliar seus mercados ... -
Role of starch characteristics in the properties of low-cost ceramic membranes
Elsevier (2015)Starch is used as porosity generator in membranes and other porous ceramics. A study was conducted to evaluate the effects of the characteristics of starches (impurities, particle size), obtained from potato, pea, maize ... -
Role of suspension preparation in the spray drying process to obtain nano/submicrostructured YSZ powders for atmospheric plasma spraying
Elsevier (2015)Thermal barrier coatings were manufactured by atmospheric plasma spray process from YSZ powders. These powders were made by a reconstitution process which consists in a spray-drying of suspensions followed by thermal ... -
Shear-thinning behaviour of dense, stabilised suspensions of plate-like particles. Proposed structural model.
Elsevier (2015-09)A structural model was developed to describe the shear-thinning behaviour of dense, stabilised suspensions of plate-like particles. The model is based on the following main assumptions: the particles are distributed in ...