Browsing by Title
Now showing items 70370-70389 of 92519
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(Universidad de Chile, 1989)Se preparó un antígeno por extracción acuosalina en caliente y posterior precipitación por etanol, a partir de Brucella abortus 1119–3, el que se enfrentó por pruebas de inmunodifusión doble con sueros de bovinos infectados ...
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(Universidad de ChilePrograma Cybertesis, 2006)
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Preparación y Evaluación Económica de la Implementación de un Laboratorio de Buenas Prácticas (BPL) (Universidad de ChilePrograma Cybertesis, 2008)
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(Universidad de Chile, 2016)Los bionanocompósitos son materiales compuestos por cerámicas bioactivas, en forma de nanopartículas y polímeros biodegradables, sintéticos o naturales, que combinan la bioactividad de las nanopartículas con las propiedades ...
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(Universidad de Chile, 2011)El propósito de este estudio fue preparar una matriz polimérica porosa (MPP) a base de polipropileno funcionalizado recubierto con quitosano e hidroxiapatita, evaluar la respuesta del organismo frente a este compósito y ...
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(Universidad de Chile, 2014)La hidroxiapatita (HA) y el vidrio bioactivo (BG) son materiales cerámicos conocidos por sus propiedades bioactivas para inducir la formación de tejido óseo. Los bionanocompósitos son materiales compuestos por cerámicas ...
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(Universidad de ChileCyberDocs, 2008)
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(2012)The antimicrobial effect of incorporating silver nanoparticles (AgNps) into zirconia matrix-polyether glycol was studied. AgNps of 4-6 nm in size were synthesized using the inverse micelles method, and different doses of ...
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Preparation and bioactive properties of nano bioactive glass and segmented polyurethane composites (SAGE PUBLICATIONS, 2016)Composites of glutamine-based segmented polyurethanes with 5 to 25wt.% bioactive glass nanoparticles were prepared, characterized, and their mineralization potential was evaluated in simulated body fluid. Biocompatibility ...
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(Elsevier, 2018)Our work aimed to develop and characterize different alginate beads with either non-heme iron or a blend of heme/non-heme iron. We chose non-heme iron salts such as ferrous sulfate (FS), ferrous ammonium sulfate (FAS), ...
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(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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(ELSEVIER SCIENCE BV, 2008-08-15)Tailor-made isotactic polypropylene (iPP) and propylene/1-octadecene (CiPP-OD) copolymers synthesized via a metallocene catalyst were used for membrane preparation by the thermally induced phase separation (TIPS) process. ...
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(SOC CHILENA QUIMICA, 2008-06)The effect of microwave irradiation (MW, 1.55 kW at 2450 MHz on the dissolution chitosan(CHI) and on the properties of the solutions was studied and the results compared with those obtained by using mechanical stirring. ...
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(SOCIEDAD CHILENA DE QUIMICA, 2006-09)Cadmium (II) electrode based on plasticized PVC membranes with 1-furoyl-3,3-diethyl thiourea as ionophore and tributyl phosphate as plasticizer has been developed. The membrane was applied on a support of conducting epoxy ...
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(SOCIEDAD CHILENA DE QUIMICA, 2006-09)Cadmium (II) electrode based on plasticized PVC membranes with 1-furoyl-3,3-diethyl thiourea as ionophore and tributyl phosphate as plasticizer has been developed. The membrane was applied on a support of conducting epoxy ...
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(Springer Verlag, 2018)High-energy methods for the manufacturing of nanomedicines are widely used; however, interest in low-energy methods is increasing due to their simplicity, better control over the process, and energy-saving characteristics ...
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(SPRINGER, 2008-08)The preparation of organomodified zeolites with different framework structures (FAU, LTA and MOR) using N-cetylpyridinium bromide (CPB) as tailoring agent was studied. The sorption properties of CPB-modified zeolites were ...
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(Elsevier Science Ltd., 1999-11-15)AbstractÐThe preparation of N-methyl-BTHIQ (4) from N-phenylethyl-phenacetamide (1) by cyclization, reduction and N-alkyl- ation in acid medium has been achieved in good yield in a `one-pot' procedure. Acylation of imine ...
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(Springer Verlag, 2019)© 2018, Springer-Verlag GmbH Germany, part of Springer Nature. The preparation of nanocomposites, including styrene, tertbutylstyrene, and SiO2 nanoparticles, in toluene solution was attempted by in situ polymerization ...
