Exploració per autor "Velasco Perero, José Ignacio"
Ara es mostren els items 67-86 de 148
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Graphene nanoplatelets as a multifunctional filler for polymer foams
Antunes, Marcelo de Sousa Pais; Gedler, Gabriel; Abbasi, Hooman; Velasco Perero, José Ignacio (Elsevier, 2016-03)
Article
Accés obertDue to their high mechanical and transport properties, graphene-derived materials have aroused a great deal of interest in the most varied sectors. Among these, graphene nanoplatelets have been gaining interest due to the ... -
Graphene nanoplatelets-reinforced polyetherimide foams prepared by water vapor-induced phase separation
Abbasi, Hooman; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (2015-05)
Article
Accés restringit per política de l'editorialThe present work considers the preparation of medium-density polyetherimide foams reinforced with variable amounts of graphene nanoplatelets (1–10 wt%) by means of water vapor-induced phase separation (WVIPS) and their ... -
Graphene polymer foams and sponges’ preparation and applications
Abbasi, Hooman; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (Elsevier, 2022-06-15)
Capítol de llibre
Accés restringit per política de l'editorialAmong graphene-based polymer composites, great interest has arisen in the past decade about combining the addition of graphene-based materials into different polymer-based matrices, more recently based on engineering and ... -
Graphene-induced crystallinity of bisphenol A polycarbonate in the presence of supercritical carbon dioxide
Gedler, Gabriel; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (Elsevier, 2013-11-01)
Article
Accés restringit per política de l'editorialChanges in the crystallinity of polycarbonate (PC) induced by the simultaneous presence of 0.5 wt% graphene nanoplatelets (GnP) and supercritical carbon dioxide (sc-CO2) were examined by means of Raman spectroscopy, WAXS, ... -
Halogen-free flame retardant polyolefin foams
Redondo Realinho, Vera Cristina de; Antunes, Marcelo de Sousa Pais; Santana Pérez, Orlando Onofre; Velasco Perero, José Ignacio (2012)
Text en actes de congrés
Accés restringit per política de l'editorialThe present work deals with the preparation and characterizacion of an improved fire-resistant ethylene-acrylate foamed material containing calcium carbonate and a silicon elastomer. This grade, usually employed on the ... -
Heat transfer in polyolefin foams
Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Solórzano Quijano, Eusebio; Rodríguez-Pérez, Miguel Ángel (Springer-Verlag, 2011)
Capítol de llibre
Accés restringit per acord de confidencialitatThis 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)
Article
Accés restringit per política de l'editorialThis 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)
Article
Accés restringit per política de l'editorialThe 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 ... -
Improvement of the fire behaviour of PCM in building applications
Haurie Ibarra, Laia; Lacasta Palacio, Ana María; Fernández Llado, Javier; Redondo Realinho, Vera Cristina de; Velasco Perero, José Ignacio (2012)
Text en actes de congrés
Accés restringit per política de l'editorialPhase change materials (PCM) have been proved to be an effective tool to regulate indoor temperature fluctuations and reduce the energetic demand of buildings [1,2]. Paraffins are among the most common PCM used for thermal ... -
Influence of acrylic acid and tert-dodecyl mercaptan in the adhesive performance of water-based acrylic pressure-sensitive adhesives
Márquez Fibla, Irene; Paredes, Nuria; Alarcia Hernanz, Felipe; Velasco Perero, José Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2020-12-01)
Article
Accés obertCurrently, pressure-sensitive adhesives (PSA) are used in more than 80% of all labels in the market today. They do not require any heat, solvent, or water to activate: It only takes light pressure to apply them to a product ... -
Influence of acrylonitrile content on the adhesive properties of water-based acrylic pressure-sensitive adhesives
Márquez Fibla, Irene; Paredes, Nuria; Alarcia Hernanz, Felipe; Velasco Perero, José Ignacio (Multidisciplinary Digital Publishing Institute (MDPI), 2022-03-01)
Article
Accés obertA series of pressure-sensitive adhesives (PSA) were prepared by emulsion polymerization in order to obtain a PSA that meet with the current label market requirements. For it, the effect of the incorporation of acrylonitrile ... -
Influence of chemical composition of Brazilian organoclays on the morphological, structural and thermal properties of PLA-organoclay nanocomposites
Lopes Alves, Jefferson; De Tarso Viera e Rosa, Paulo; Redondo Realinho, Vera Cristina de; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio; Morales, Ana Rita (2019-07-17)
Article
Accés restringit per política de l'editorialThe effects of adding different Brazilian organoclays, containing di-(hydrogenated tallow) dimethyl ammonium chloride (HTA), trihexyl tetradecyl phosphonium chloride (TDP), di(alkyl ester) dimethyl ammonium chloride (EA) ... -
Influence of chemical nature, expansion ratio and cellular morphology on the fracture behaviour of flexible polyolefin-based foams assessed by the Essential Work of Fracture (EWF)
Arencón Osuna, David; Antunes, Marcelo de Sousa Pais; Redondo Realinho, Vera Cristina de; Velasco Perero, José Ignacio (2015-05)
Article
Accés obertSeveral commercial polyolefin-based flexible foams produced by extrusion foaming were characterized in terms of their cellular morphology and fracture behaviour using the concept of the Essential Work of Fracture (EWF), ... -
Influence of foaming process on the structure-properties relationship of foamed LDPE/silica nanocomposites
Saiz Arroyo, Cristina; Rodríguez Pérez, Miguel Ángel; Velasco Perero, José Ignacio; Saja, José Antonio de (Elsevier, 2013-05)
Article
Accés restringit per política de l'editorialIn this paper LDPE/silica nanocomposites are foamed by two different processes. First one is the pressure quench method which is based on the use of a physical blowing agent and second one is the improved compression ... -
Influence of polyamide-imide concentration on the cellular structure and thermo-mechanical properties of polyetherimide/polyamide-imide blend foams
Abbasi, Hooman; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (2015-08)
Article
Accés restringit per política de l'editorialThe 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
Niubó Eslava, Maria; Fernández Renna, Ana Inés; Haurie Ibarra, Laia; Capdevila, X.G.; Chimenos Ribera, Josep Maria; Velasco Perero, José Ignacio (2011-05-24)
Article
Accés restringit per política de l'editorialThis 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
Antunes, Marcelo de Sousa Pais; Gedler, Gabriel; Redondo Realinho, Vera Cristina de; Velasco Perero, José Ignacio (2012)
Comunicació de congrés
Accés obertSe 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 ... -
Low density polycarbonate-graphene nanocomposite foams produced by supercritical carbon dioxide two-step foaming. Thermal stability
Gedler, Gabriel; Antunes, Marcelo de Sousa Pais; Velasco Perero, José Ignacio (Elsevier, 2016-05)
Article
Accés obertThe thermal stability of low density polycarbonate-graphene nanocomposite foams prepared by supercritical carbon dioxide two-step foaming was investigated. Unfilled polycarbonate foams showed improved thermal stabilities ... -
Low density polyethylene/silica nanocomposite foams. Relationship between chemical composition, particle dispersion, cellular structure and physical properties
Laguna-Gutiérrez, Ester; Saiz Arroyo, Cristina; Velasco Perero, José Ignacio; Rodríguez Pérez, Miguel Ángel (2016-08)
Article
Accés obert -
Methods of incorporating plant-derived bioactive compounds into films made with agro-based polymers for application as food packaging: A brief review
Ferreira Nogueira, Gislaine; Oliveira, Rafael Augustus de; Velasco Perero, José Ignacio; Matta Fakhouri, Farayde (Multidisciplinary Digital Publishing Institute (MDPI), 2020-11-01)
Article
Accés obertPlastic, usually derived from non-renewable sources, is among the most used materials in food packaging. Despite its barrier properties, plastic packaging has a recycling rate below the ideal and its accumulation in the ...