Browsing by Author "Martínez Benasat, Antonio"Més informacióMés informació

Now showing items 1-20 of 44

    • Análisis del comportamiento a impacto-indentación de materiales poliméricos mediante el método de elementos finitos 

      Aretxabaleta, L.; Múgica, J.I.; Aurrekoetxea, J.; Mateos, M.; Castillo, G.; Urrutibeascoa, I.; Martínez Benasat, Antonio (2008-03-05)
      Article
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      El objetivo de este trabajo consiste en predecir la respuesta de materiales poliméricos sometidos a impacto-indentación mediante el programa de elementos finitos Abaqus/Explicit. En primer lugar se ha empleado un modelo ...

    • Aplicación de la Mecánica de la Fractura Post-Cedencia a Polímeros 

      Maspoch Rulduà, M. Lluïsa; Franco Urquiza, Edgar Adrian; Gamez Pérez, José; Sánchez Soto, Miguel; Velasco Perero, José Ignacio; Santana Pérez, Orlando Onofre; Martínez Benasat, Antonio (2010-07-30)
      Article
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      La técnica del trabajo esencial de fractura (EWF) se ha utilizado en la caracterización a fractura de materiales que desarrollan una amplia ductilidad y donde ocurre una completa cedencia antes del inicio de la propagación ...

    • Caracterización mecánica, térmica y a fuego de aerogeles arcilla/polímero modificados con partículas 

      Sánchez Soto, Miguel; Wang, Liang; Martínez Benasat, Antonio; Velasco Perero, José Ignacio; Santana Pérez, Orlando Onofre; Maspoch Rulduà, M. Lluïsa (2013)
      Conference report
      Open Access
      Los aerogeles son una clase de materiales que se caracteriza por su extrema ligereza y alto contenido de aire. En este trabajo se han preparado diferentes aerogeles polímero/arcilla (PVOH/Na+-MMT) mediante un proceso simple ...

    • Comportamiento a fractura de láminas de espuma de polipropileno producidas mediante dos métodos diferentes de espumación 

      Arencón Osuna, David; Antunes, Marcelo de Sousa Pais; Martínez Benasat, Antonio; Velasco Perero, José Ignacio (2012)
      Conference report
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      Dos tipos de espumas flexibles de baja densidad . basadas en polipropileno y producidas por dos métodos diferentes de espumación (espumación física y espumación química) .se han caracterizado utilizando el concepto del ...

    • Comportamiento a la fractura de materiales para lentes oftálmicas 

      Artús, Pau; Dürsteter, Juan Carlos; Martínez Benasat, Antonio; Segovia, Angélica (2007-03-21)
      Article
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      La importancia que han adquirido polímeros orgánicos termoestables en el campo de la óptica oftálmica ha provocado una sustitución casi completa de los materiales inorgánicos tradicionales como el vidrio. La resina comercial ...

    • Compuestos de PLA/o-MMT: caracterización morfológica y mecánica 

      Velázquez Infante, Julio Cesar; Franco Urquiza, Edgar Adrian; Santana Pérez, Orlando Onofre; Martínez Benasat, Antonio; Maspoch Rulduà, M. Lluïsa; Gamez Pérez, José; Carrasco Alonso, Félix Ángel (2011)
      Conference report
      Open Access
      En este trabajo se investiga la influencia del procesado y del contenido de nanoarcilla en las propiedad mecánicas de láminas obtenidas por extrusión-calandra a partir de un grado comercial de PLA y una nanoarcilla ...

    • Determinación de KIC en compuestos de fibra corta a 1 m/s 

      Martínez Benasat, Antonio; Arencón Osuna, David; Franco Urquiza, Edgar Adrian; Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de (2011)
      Conference report
      Open Access

    • Determinación de la tenacidad de fractura umbral de polipropilenos en la región de transición dúctil-frágil 

      Salazar, Alicia; Rodríguez, Jesús; Martínez Benasat, Antonio; Frontini, Patricia (2011)
      Conference report
      Open Access

    • Effect of filler content, size, aspect ratio and morphology on thermal, morphological and permeability properties of porous talc filled—Polypropylene obtained through MEAUS process 

      Habibi, Kian; Castejón Galán, María del Pilar; Martínez Benasat, Antonio; Arencón Osuna, David (2018-12)
      Article
      Open Access
      Several commercial grades of talc were selected to develop polypropylene based microporous membranes through MEAUS process (melt extrusion—annealing—uniaxial strain). Talc commercial grades differed in particle size, aspect ...

    • Effect of specimen notch quality on the essential work of fracture of ductile polymer films 

      Martínez Benasat, Antonio; León, Noel; Segovia, Angélica; Cailloux, Jonathan; Martínez, Paris (2017-06-07)
      Article
      Open Access
      The essential work of fracture approach has been employed to analyse the effect of notch sharpening on the fracture toughness of a semicrystalline multiphase ethylene-propylene block copolymer. Double edge notched tension ...

    • Effect of the strain rate and drawing temperature on the mechanical behavior of EVOH and EVOH composites 

      Franco Urquiza, Edgar Adrian; Gamez Pérez, José; Velázquez Infante, Julio Cesar; Santana Pérez, Orlando Onofre; Martínez Benasat, Antonio; Maspoch Rulduà, M. Lluïsa (2012-02-27)
      Article
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      The effect of the strain rate and draw temperature on the mechanical behavior of ethylene vinyl alcohol (EVOH) and EVOH composites was analyzed. When EVOH is stretched at moderate strain rates, evidence of strain-induced ...

    • Essential work of fracture analysis of the tearing of a ductile polymer film 

      Martínez Benasat, Antonio; Segovia, Angélica; Gamez Pérez, José; Maspoch Rulduà, M. Lluïsa (2010-09)
      Article
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      The fracture behaviour of a 0.5 mm thick ethylene-propylene block copolymer, previously evaluated using the essential work of fracture method, has been analyzed again in more detail, using different plots, allowing the ...

    • Essential work of fracture, crack tip opening displacement, and J-integral relationship for a ductile polymer film 

      Martínez Benasat, Antonio; León Albiter, Noel; Arencón Osuna, David; Sánchez Soto, Miguel (2016-10)
      Article
      Open Access
      A unique set of double-edge notched tension specimens of a Polyethylene Terephthalate Glycol-modi¿ed ¿lm was tested in mode I, plane stress. The load was registered on a universal testing machine. The displacements, ligament ...

    • Films of native and modified starch reinforced with fiber: influence of some extrusion variabels using response surface methodology 

      Galicia Garcia, Tomás; Martínez Bustos, F; Jiménez Arévalo, Omar; Arencón Osuna, David; Gamez Pérez, José; Martínez Benasat, Antonio (2012-10-25)
      Article
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      Corn starch (native and phosphorylated) and potato films containing glycerol as plasticizer, and bagasse sugar cane as fiber, were produced by extrusion-calendering process, and characterized for the mechanical properties ...

    • Fractura a velocidades de impacto en distintos grados de copolímeros de propileno-etileno 

      Martínez Benasat, Antonio; Segovia, Angélica; Illescas Fernandez, Silvia; Sánchez Soto, Miguel (2009-03-25)
      Conference lecture
      Open Access
      Se han inyectado probetas de 9 mm de espesor de dos copolímeros de propileno-etileno. A estos espesores estos copolímeros cumplen los requisitos de la LEFM. Se ha determinado KIC en un equipo de impacto pendular y se ...

    • Fractura postcedencia de polímeros 

      Maspoch Rulduà, M. Lluïsa; Franco Urquiza, Edgar Adrian; Santana Pérez, Orlando Onofre; Gamez Pérez, José; Sánchez Soto, Miguel; Velasco Perero, José Ignacio; Martínez Benasat, Antonio (2011)
      Conference report
      Open Access

    • Fracture behaviour of an EPBC film. Study of the relationships between J0 and EWF 

      Martínez Benasat, Antonio; Delgado, A; Segovia, Angélica; Sánchez Soto, Miguel; Salazar, Alicia (2010)
      Conference report
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      The fracture behavior for a film of ethylene-propylene block copolymer has been studied applying the essential work of fracture method. Double-Edge Notch Tensile (DDENT) specimens were sharpened by two different techniques. ...

    • Fracture behaviour of flexible polyethylene foams for potential use in damping applications 

      Velasco Perero, José Ignacio; Antunes, Marcelo de Sousa Pais; Arencón Osuna, David; Martínez Benasat, Antonio (Trans Tech Publications, 2011-09)
      Article
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      The application of the essential work of fracture (EWF) methodology for the fracture behavior characterization of closed-cell low density polyethylene flexible foams is discussed in the present paper. The thickness of ...

    • Fracture toughness reliability in polycarbonate: notch sharpening effects 

      Salazar, Alicia; Rodríguez, Jesús; Martínez Benasat, Antonio (2014-01-06)
      Article
      Open Access
      The effect of the notch sharpening on the fracture toughness obtained under linear elastic fracture mechanics has been analyzed in an amorphous polycarbonate. The samples for fracture characterization were sharpened via ...

    • Heat Transfer of Mineral-Filled Polypropylene Foams 

      Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Martínez Benasat, Antonio; Solórzano Quijano, Eusebio; Rodríguez-Pérez, Miguel Ángel; Velasco Perero, José Ignacio (Trans Tech Publications, 2010)
      Article
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      The thermal conductivity of unfilled polypropylene foams produced using different foaming processes has previously been demonstrated to be mainly affected by the foam’s bulk density [1]. The influence of adding inorganic ...