• Almidón termoplástico celular reforzado con fibras naturales: Una opción biodegradable para el envasado de alimentos 

      López Gil, Alberto; Belluci, F.S.; Ardanuy Raso, Mònica; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de (2012-08-20)
      Artículo
      Acceso restringido por política de la editorial
      Los bioplasticos representan un interesante sector en el mundo de los materiales y actualmente son objeto de un profundo estudio tanto desde el punto de vista académico como tecnológico. Ello es debido principalmente a su ...
    • Cellular structure and mechanical properties of polydhyroxyalkanoate (PHA) based foams 

      Ventura Casellas, Heura; Rodríguez-Pérez, Miguel Ángel; Ardanuy Raso, Mònica (2015)
      Texto en actas de congreso
      Acceso restringido por política de la editorial
    • Cellular structure and mechanical properties of starch-based foamed blocks reinforced with natural fibers and produced by microwave heating 

      López-Gil, Alberto; Silva-Bellucci, Felipe; Velasco, Daniel; Ardanuy Raso, Mònica; Rodríguez-Pérez, Miguel Ángel (2015-01-09)
      Artículo
      Acceso restringido por política de la editorial
      The cellular structure and mechanical properties in compression of starch-based foams filled with natural reinforcements, such as grape wastes, cardoon wastes and barley straw fibers, have been studied in this work. The ...
    • Development of starch biobased and biodegradable plastics for their use in trays for food-packaging 

      López Gil, Alberto; Rodríguez-Pérez, Miguel Ángel; de Saja, José Antonio; Belluci, F.S.; Ardanuy Raso, Mònica (2011)
      Comunicación de congreso
      Acceso restringido por política de la editorial
      This research work develops new methods to produce biodegradable starch-based trays for the purpose of replacing expanded polystyrene in the food packaging market. The starch based biopolymers present several drawbacks ...
    • Effects of wet/dry-cycling and plasma treatments on the properties of flax nonwovens intended for composite reinforcing 

      Ventura Casellas, Heura; Claramunt Blanes, Josep; Navarro Sentanyes, Antonio; Rodríguez-Pérez, Miguel Ángel; Ardanuy Raso, Mònica (2016-02-03)
      Artículo
      Acceso abierto
      This research analyzes the effects of different treatments on flax nonwoven (NW) fabrics which are intended for composite reinforcement. The treatments applied were of two different kinds: a wet/dry cycling which helps to ...
    • Extrusion foaming of PHB-copolymer: effect of chain extender and cooling system on the cellular structure and properties 

      Ventura Casellas, Heura; Rodríguez-Pérez, Miguel Ángel; Ardanuy Raso, Mònica (2015)
      Texto en actas de congreso
      Acceso restringido por política de la editorial
      In this study, we analyse the extrusion foaming capabilities of polyhydroxyalkanoates (PHAs) with endothermic chemical blowing agents (CBAs) based on sodium bicarbonate and citric acid. An epoxy functionalized chain extender ...
    • Foaming behavior, cellular structure and physical properties of polybenzoxazine foams 

      Ardanuy Raso, Mònica; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de; Velasco Perero, José Ignacio (2012-04-10)
      Artículo
      Acceso restringido por política de la editorial
      In this paper, polymer foams based on a benzoxazine resin have been successfully prepared using azodicarbonamide (ADC) as a chemical blowing agent and have been characterized regarding their foaming behavior, cellular ...
    • Foaming of polypropylene by using both chemical and physical blowing agents. A comparative study of the structure and physical properties 

      Saiz-Arroyo, Cristina; Rodríguez-Pérez, Miguel Ángel; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Saja, José Antonio de (2010)
      Texto en actas de congreso
      Acceso restringido por política de la editorial
      Microcellular foams have focused attention of researches due to improvement in some properties when compared to conventional foams. Several production routes for these materials have been developed although most of them ...
    • Heat transfer in polyolefin foams 

      Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Solórzano Quijano, Eusebio; Rodríguez-Pérez, Miguel Ángel (Springer-Verlag, 2011)
      Capítulo de libro
      Acceso restringido por acuerdo de confidencialidad
      This chapter is dedicated to the study of heat transfer in polyolefin-based foams, particularly thermal conductivity, as a function of their structure and chemical composition. A small review of the main experimental ...
    • Heat transfer in polypropylene-based foams produced using different foaming processes 

      Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Redondo Realinho, Vera Cristina de; Martínez Velasco, Antonio Benito; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de (Wiley, 2009-10)
      Artículo
      Acceso restringido por política de la editorial
      This paper presents the characterization of the cellular structure and thermal conduction behaviour of polypropylene foams produced using different foaming processes, with the aim of selecting the best possible PP foam ...
    • 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)
      Artículo
      Acceso restringido por política de la editorial
      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 ...
    • Moulded polypropylene foams produced using chemical or physical blowing agents: structure–properties relationship 

      Saiz-Arroyo, Cristina; Saja, José Antonio de; Velasco Perero, José Ignacio; Rodríguez-Pérez, Miguel Ángel (2012)
      Artículo
      Acceso restringido por política de la editorial
      Polypropylene (PP) foams have become essential items due to their excellent properties. Nevertheless, obtaining net-shaped PP foams with medium relative densities is a complicated issue. In this article, two processes ...
    • Optical expandometry: a technique to analyze the expansion kinetics of chemically blown thermoplastic foams 

      Solórzano Quijano, Eusebio; Antunes, Marcelo de Sousa Pais; Saiz-Arroyo, Cristina; Rodríguez-Pérez, Miguel Ángel; Velasco Perero, José Ignacio; Saja, José Antonio de (2012-07)
      Artículo
      Acceso restringido por política de la editorial
      A novel technique to determine in situ the free expansion kinetics of chemically foamed thermoplastic foams, so-called optical expandometry, is presented in this work. This technique is based on the camera monitoring ...
    • Polypropylene/Clay Nanocomposites: Combined effects of clay treatment and compatibilizer polymers on the structure and properties 

      Velasco Perero, José Ignacio; Ardanuy Raso, Mònica; Redondo Realinho, Vera Cristina de; Antunes, Marcelo de Sousa Pais; Fernández Renna, Ana Inés; González-Peña, J.I.; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de (Wiley, 2006)
      Artículo
      Acceso restringido por política de la editorial
      Combined effects of clay treatment and compatibilizer polymers on the structure and properties of polypropylene/clay nanocomposites were studied. Dynamic mechanical analysis was used to analyze comparatively the dynamic ...
    • Study of the cellular structure-mechanical properties relation in starch-based foamed blocks reinforced with natural fillers and produced by microwave radiation 

      López-Gil, Alberto; Velasco, Daniel; Ardanuy Raso, Mònica; Rodríguez-Pérez, Miguel Ángel (2015)
      Texto en actas de congreso
      Acceso restringido por política de la editorial
      Starch-based foamed blocks reinforced with natural fillers and with a high potential for being applied as bioderived and biodegradable shaped protective packaging were produced in this work. The use of natural fillers as ...
    • The effect of anionic clay particles on the structure and thermomechanical behavior of sodium partially-neutralized EMAA ionomer 

      Ardanuy Raso, Mònica; Velasco Perero, José Ignacio; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de (2010-06-20)
      Artículo
      Acceso abierto
      Nanocomposites based on a sodium partially-neutralized ionomer of poly (ethylene-comethacrylic acid) (EMAA) and MgAl layered double hydroxide (LDH) particles with and without organic modification were prepared from a melt ...
    • The influence fiber treatment on the mechanical properties of biocomposites reinforced with flax nonwovens 

      Ventura Casellas, Heura; Claramunt Blanes, Josep; Navarro Sentanyes, Antonio; Rodríguez-Pérez, Miguel Ángel; Ardanuy Raso, Mònica (2015)
      Comunicación de congreso
      Acceso restringido por política de la editorial
    • Thermal conductivity anisotropy in polypropylene foams prepared by supercritical CO2 dissolution 

      Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Velasco Perero, José Ignacio; Solórzano Quijano, Eusebio; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de (2012-09)
      Artículo
      Acceso restringido por política de la editorial
      Different relative density polypropylene foams were prepared by means of two foaming processes: chemical foaming by compression moulding and physical foaming by high pressure CO2 dissolution. By controlling the foaming ...
    • Thermal Conductivity of Carbon Nanofibre-Polypropylene Composite Foams 

      Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Solórzano Quijano, Eusebio; Rodríguez-Pérez, Miguel Ángel; Saja, José Antonio de; Velasco Perero, José Ignacio (Trans Tech Publications, 2010)
      Artículo
      Acceso restringido por política de la editorial
      Carbon nanofibre-reinforced polypropylene nanocomposites containing from 5 to 20 wt.% of carbon nanofibres and a chemical blowing agent were melt-compounded and later foamed using compression-moulding. Alongside their ...