Ara es mostren els items 41-60 de 125

    • Enhanced general analytical equation for the kinetics of the thermal degradation of poly(lactic acid)/montmorillonite nanocomposites driven by random scission 

      Carrasco Alonso, Félix Ángel; Perez Maqueda, L.A.; Santana Pérez, Orlando Onofre; Maspoch Rulduà, M. Lluïsa (2014-03)
      Article
      Accés restringit per política de l'editorial
      An enhanced general analytical equation has been developed in order to evaluate the kinetic parameters of the thermal degradation of nanocomposites, composed of poly(lactic acid) (PLA) and organo-modified montmorillonite ...
    • Enhancement of the thermal resistance of poly(lactic acid) obtained by reactive extrusion by adding nanoclays 

      Carrasco Alonso, Félix Ángel; Maspoch Rulduà, M. Lluïsa (2016-10-01)
      Article
      Accés obert
      In the present work, poly(lactic acid) sheets (with a nominal width of 1 mm) reinforced with organically modified montmorillonite (with a mass content of 2.5%) have been manufactured through a reactive extrusion process. ...
    • Epoxy coupling agents for PLA and PHB copolymer-based cotton fabric bio-composites 

      Battegazzore, Daniele; Frache, Alberto; Abt, Tobias Martin; Maspoch Rulduà, M. Lluïsa (Elsevier, 2018-09-01)
      Article
      Accés obert
      Epoxy coupling agent was deposed on cotton fabric used for the formation of film stacked composites based on poly(lactic acid) (PLA) or a poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) (PHB) matrices. The additive confining ...
    • Espumas ignífugas de poliolefina libres de halógenos 

      Redondo Realinho, Vera Cristina de; Antunes, Marcelo de Sousa Pais; Haurie Ibarra, Laia; Maspoch Rulduà, M. Lluïsa; Velasco Perero, José Ignacio (2012)
      Text en actes de congrés
      Accés obert
      En el presente trabajo se han preparado y caracterizado espumas ignífugas de poliolefinas libres de halógenos. Se ha utilizado para ello una formulación comercial, empleada típicamente en la industria de cables, y se le ...
    • 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
      Accés restringit per política de l'editorial
      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 of poly(lactic acid) modified by reactive extrusion 

      Santana Pérez, Orlando Onofre; Cailloux, Jonathan; Franco-Urquiza, Edgar; Illescas Fernandez, Silvia; Bou Serra, Jordi; Carrasco Alonso, Félix Ángel; Maspoch Rulduà, M. Lluïsa (2012)
      Text en actes de congrés
      Accés obert
      En este trabajo se han evluado las variaciones en el comportamiento mecánico y a fractura de láminas de 1 mm de espesor de dos grados de P LA con contenidos diferentes de enantiómero D (2 y 4.5 % mol), procesadas mediante ...
    • Estudio de la fractura de materiales compuestos por una matriz de plástico 

      Maspoch Rulduà, M. Lluïsa (Universitat Politècnica de Catalunya, 1992-10-16)
      Tesi
      Accés obert
      Se estudia el comportamiento a fractura de materiales, compuestos por una matriz de plástico en la que se ha dispersado una segunda fase en forma de partículas elastoméricas. Como matriz se han utilizado dos materiales ...
    • Evaluación de las propiedades mecánicas en mezclas de Poliestireno/Polietileno de baja densidad reciclado y tamizado 

      Franco Urquiza, Edgar A.; Maspoch Rulduà, M. Lluïsa (2017)
      Article
      Accés obert
      En el presente trabajo se prepararon mezclas de poliestireno (PS) con residuo tamizado de Polietileno de baja densidad (LDPE) reciclado de cables eléctricos. Las mezclas se pr epararon utilizando ...
    • Evaluation of the mechanical properties of Poly(Lactic) Acid/ABS Bio-Blend foams 

      Sánchez Soto, Miguel; Kamrani Moghadam, Mohammad Reza; Maspoch Rulduà, M. Lluïsa; Santana Pérez, Orlando Onofre; Cailloux, Jonathan (Springer, 2020-05-30)
      Capítol de llibre
      Accés restringit per política de l'editorial
      Foaming is a powerful method that allows lightening of products and reducing the amount of material used. Poly(lactic) acid (PLA) is considered a promising thermoplastic for the replacement of traditional non-biodegradable ...
    • Extruded-calendered sheets of fully recycled pp/opaque pet blends: Mechanical and fracture behaviour 

      Loaeza Becerril, Alfonso David; Cailloux, Jonathan; Santana Pérez, Orlando Onofre; Sánchez Soto, Miguel; Maspoch Rulduà, M. Lluïsa (Multidisciplinary Digital Publishing Institute (MDPI), 2021-07-02)
      Article
      Accés obert
      This work presents the experimental results of the mechanical and fracture behaviour of three polymeric blends prepared from two recycled plastics, namely polypropylene and opaque poly (ethylene terephthalate), where the ...
    • Fabricación y caracterización de paneles sándwich polipropileno/polipropileno autoreforzado 

      Sánchez Soto, Miguel; Abt, Tobias Martin; Maspoch Rulduà, M. Lluïsa; Múgica Abarquero, Joseba Iñaki; Aurrekoetxea Narbarte, Jon; Candal Pazos, Maria Virginia; Almonacid, C. (Asociación Española de Materiales Compuestos, 2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      En este trabajo se han fabricado y estudiado las propiedades resultantes de paneles tipo sándwich constituidos por un núcleo de polipropileno copolímero, -eventualmente espumado-, unido a dos láminas hechas con fibras ...
    • Fractura de láminas extruidas a partir de PET opaco reciclado 

      Santana Pérez, Orlando Onofre; Loaeza Becerril, Alfonso David; Cailloux, Jonathan; Sánchez Soto, Miguel; Maspoch Rulduà, M. Lluïsa (2018)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      El presente trabajo se engloba dentro de las acciones prevista en el proyecto “Revalorización de PET opaco reciclado en materiales innovadores (RevalPET)” financiado por los fondos FEDER a través del programa INTERREG V ...
    • 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)
      Text en actes de congrés
      Accés obert
    • Fracture behavior of quenched poly(lactic acid) 

      Gamez Pérez, José; Velázquez Infante, Julio César; Franco Urquiza, Edgar Adrian; Pagès Figueras, Pere; Carrasco, F; Santana Pérez, Orlando Onofre; Maspoch Rulduà, M. Lluïsa (2011-01)
      Article
      Accés restringit per política de l'editorial
      The 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 ...
    • Fracture behaviour of de-aged poly(lactic acid) assessed by essential work of fracture and J-Integral methods 

      Santana Pérez, Orlando Onofre; Rodríguez, C.; Belzunce, J.; Gamez Pérez, José; Carrasco Alonso, Félix Ángel; Maspoch Rulduà, M. Lluïsa (2010-12)
      Article
      Accés restringit per política de l'editorial
      The applicability of the essential work of fracture (EWF) in SENB geometry as an alternative to the J-integral methodology has been assessed. An amorphous poly(lactic acid) (PLA) with ductile behaviour promoted by a de-ageing ...
    • Fracture behaviour of poly[ethylene–(vinyl alcohol)]/organo-clay composites 

      Maspoch Rulduà, M. Lluïsa; Franco Urquiza, Edgar Adrian; Gamez Pérez, José; Santana Pérez, Orlando Onofre; Sánchez Soto, Miguel (2009-04-14)
      Article
      Accés restringit per política de l'editorial
      BACKGROUND: Ethylene–(vinyl alcohol) (EVOH) copolymer/organo-modified montmorillonite (OMMT) composites were investigated. Composites with two different percentages by weight of OMMT were prepared using a melt-extrusion ...
    • Heat source and voiding signatures of Mullins damage in filled EPDM 

      Candau, Nicolas; Oguz, Oguzhan; Peuvrel-Disdier, Edith; Bouvard, Jean-Luc; Maspoch Rulduà, M. Lluïsa; Corvec, Guillaume; Pradille, Christophe; Billon, Noëlle (Elsevier, 2020-11)
      Article
      Accés obert
      The thermomechanical coupling of Mullins damage in filled EPDM has been investigated by analysing the self-heating via Infrared thermography (IR) and the voiding fraction by Digital Image Correlation (DIC). The volumetric ...
    • High added value rubber composites and thermoplastic elastomers as strategies to recycle wastes rubber 

      Candau, N.; León Albiter, Noel; Maspoch Rulduà, M. Lluïsa (Universitat Politècnica de Catalunya, 2022-06-16)
      Comunicació de congrés
      Accés obert
      Reducing the environmental impact of the polymers production using bio-based plastics and rubber wastes valorization, are two essential ways of reversing the negative impact of the polymer industry on the environment [1]. ...
    • Hydrostatic pressure dependence in tensile and compressive behavior of an acrylonitrile–butadiene–styrene copolymer 

      Verbeeten, Wilco M. H.; Sánchez Soto, Miguel; Maspoch Rulduà, M. Lluïsa (Wiley, 2022-02-26)
      Article
      Accés obert
      The strain-rate dependence of a commercial grade ABS copolymer has been analyzed in both compression and tension. By measuring in two loading geometries, the hydrostatic pressure-dependence on the material's deformation ...
    • Impact behavior of PLA/PCL bioblends 

      León Albiter, Noel; Abt, Tobias Martin; Hortos Llobera, Martí; Espino, Sebastian; Santana Pérez, Orlando Onofre; Maspoch Rulduà, M. Lluïsa (2020)
      Text en actes de congrés
      Accés obert
      The effect of adding polycaprolactone (PCL) on the impact behavior of poly(lactic acid) (PLA) has been evaluated. Bioblends (with and without compatibilizer) were prepared in a pilot plant (twin screw extrusion, 5kg/h) ...