Browsing by Subject "Polímers -- Propietats mecàniques"
Now showing items 1-20 of 23
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Análisis numérico de estructuras de hormigón reforzadas con FRP por medio de la teoría de mezclas serie/paralelo
(Universitat Politècnica de Catalunya. CIMNE, 2010)
Article
Open AccessLa simulación numérica del comportamiento de los materiales compuestos es un campo en desarrollo cuya aplicación a estructuras ha experimentado avances importantes que han conducido a mejoras en el refuerzo de las mismas. ... -
Caracterización del comportamiento eléctrico, mecánico y térmico de compuestos poliméricos y con mezclas provenientes del reciclaje
(Universitat Politècnica de Catalunya, 2011-09-06)
Doctoral thesis
Open AccessThis doctoral thesis studies the physical properties of polymeric composite materials, with the addition of ground tire rubber particles (GTR) and the use of any of these compounds for the electrical industry, either as a ... -
Comparison of mechanical and electrical characteristics of various polymers blended with ground tire rubber (GTR) and applications
(2019-04-15)
Article
Open AccessThe massive manufacture of tires and the di culty of reducing the stocks of used tires is a serious environmental problem. There are several methods used for recycling wasted tires, one of which is mechanical crushing, in ... -
Comportamiento a fractura de dos grados comerciales PLA: influencia de la estructura cristalina
(2010)
Conference report
Restricted access - publisher's policyEn este trabajo se ha estudiado el efecto de un tratamiento de rejuvenecimiento aplicado a láminas obtenidas por extrusión-calandra a partir de dos grados comerciales de PLA, con diferentes purezas ópticas. Se han evaluado ... -
Dielectric and mechanical characterization of PVC composites with ground tire rubber
(2010-10-27)
Article
Restricted access - publisher's policyThe mass manufacture of tires and the difficulty for their elimination or storage constitutes a serious environmental problem. At present, several methods for the recycling of tires are used, such as mechanical crushing, ... -
Diseño y caracterización de mezclas EVA/plastómero para su empleo en compuestos de aislamiento acústico
(2010-06-23)
Conference lecture
Restricted access - publisher's policyEn el desarrollo de materiales aislantes acústicos para sectores como la automoción, se utilizan habitualmente compuestos poliméricos con un contenido en cargas inorgánicas superior al 70% en peso. Este hecho obliga a ... -
Effect of Postcure on Properties of Molding Compounds
(Universitat Politècnica de Catalunya / Technische Universiteit Delft, 2008)
Master thesis (pre-Bologna period)
Restricted access - confidentiality agreement -
Effect of superelastic shape memory alloy wires on the impact behaviour of carbon fiber reinforced in situ polymerized poly(butylene terephthalate) composites
(2011-03-15)
Article
Restricted access - publisher's policyLow-velocity impact properties of shape memory alloy (SMA) wires and carbon fi ber reinforced poly (butylene terephthalate) obtained by resin transfer molding were characterized. At the subcritical regime the dissipated ... -
Estudio de la adhesión en uniones de polímeros obtenida mediante sobreinyección para aplicaciones biomédicas
(2010)
Conference report
Restricted access - publisher's policyEl objetivo de esta investigación radica en el estudio de la adhesión entre materiales poliméricos rígidos mediante la técnica de la sobreinyección. Específicamente, se estudió el efecto de las variables del proceso de ... -
Estudio de la influencia del proceso de fabricación en las propiedades mecánicas de especímenes modelados por deposición fundida
(Universitat Politècnica de Catalunya, 2019-06)
Master thesis
Open AccessEl presente proyecto ha tenido como objetivo analizar la respuesta de las propiedades mecánicas de especímenes de ácido poliláctico (PLA) fabricados por modelado por deposición fundida. Se ha estudiado la influencia de ... -
Experiment and modeling of a dynamic bulge test for validation of behaviour and failure of a polymer
(Universitat Politècnica de Catalunya / Université de Valenciennes et du Hainaut-Cambrésis, 2011)
Master thesis (pre-Bologna period)
Restricted access - author's decisionRealitzar, mitjaçant software d'elements finits (Abaqus, LS-Dyna) una simulació d'impacte sobre una placa de material polimèric mitjançant un impactor d'alumini, a diferents velocitats i amb plaques de diferents geometries. ... -
Experimental, computational, and dimensional analysis of the mechanical performance of fused filament fabrication parts
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-06)
Article
Open AccessProcess parameters in Additive Manufacturing (AM) are key factors in the mechanical performance of 3D-printed parts. In order to study their effect, a three-zone model based on the printing pattern was developed. This ... -
Fracture behavior of quenched poly(lactic acid)
(2011-01)
Article
Restricted access - publisher's policyThe effect of a quenching treatment applied on heated cast sheet extruded films of two poly(lactic acid) (PLA) commercial grades, with different optical purities, was studied. The thermal and mechanical properties of the ... -
Influence of polyamide-imide concentration on the cellular structure and thermo-mechanical properties of polyetherimide/polyamide-imide blend foams
(2015-08)
Article
Restricted access - publisher's policyThe present work considers the preparation of medium-density polyetherimide (PEI)/polyamide-imide (PAI) blend foams by means of water vapor-induced phase separation (WVIPS) and their characterization. While pure polymer ... -
Influence of the electric arc furnace dust in the physical and mechanical properties of EVA-polyethylene-butene blends
(2011-05-24)
Article
Restricted access - publisher's policyThis study assesses the processing behaviour and mechanical properties of different thermoplastic polymers filled with Electric Arc Furnace Dust (EAFD). Design of Experiments (DoE) approach enabled the evaluation of the ... -
Influencia de las nanocargas en las propiedades termomecánicas de espumas poliméricas
(2012)
Conference lecture
Open AccessSe presenta la influencia de nanopartículas y nanofibras sobre las propiedades termomecánicas de espumas poliméricas. A una formulación base polipropileno especial para espumación se le incorporaron nanocargas (silicatos ... -
Isocyanate toughened pCBT: reactive blending and tensile properties
(2013-02-01)
Article
Open AccessCyclic butylene terephthalate oligomers (CBT) were reacted in a ring-opening polymerization with three types of isocyanates: a bifunctional aromatic type, a bifunctional aliphatic type and a polymeric aromatic isocyanate. ... -
Low Energy Dart Test for Mechanical Evaluation of Ophthalmic Materials
(2009-08)
Article
Open AccessPurpose. Many impact tests fail to rigorously analyze the polymer behavior at impact, because they are performed in an energy range too different from real-life incidents, use specimens with other geometries than those ... -
Mechanical properties of a new thermoplastic polymer orthodontic archwire
(2014-09-01)
Article
Restricted access - publisher's policyA new thermoplastic polymer for orthodontic applications was obtained and extruded into wires with round and rectangular cross sections. We evaluated the potential of new aesthetic archwire: tensile, three point bending, ... -
Morphology and mechanical characterization of ABS foamed by microcellular injection moulding
(2015)
Conference report
Restricted access - publisher's policyIn the present work ABS was used to inject cylindrical test bars, obtaining solid and foamed especimens. By varying the gas content, two levels of weight reduction were achieved. Morphology analysis revealed the presence ...
