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Browsing by Subject "Nanocomposite"

Now showing items 1-20 of 23

A conducting nanocomposite via intercalative polymerisation of 2-metylaniline with aniline in montmorillonite cation-exchanged

Chouli, Faiza; Benyoucef, Abdelghani; Yahiaoui, A.; Quijada Tomás, Cesar; Morallón, E. (Springer Verlag (Germany), 2012-11)

Polymer/montmorillonite nanocomposites were prepared. Intercalation of 2-methylaniline with aniline monomers into montmorillonite modified by cation was followed by subsequent oxidative polymerization of the monomers in ...
Acrylate-silica polymer nanocomposites obtained by sol-gel reactions. Structure, properties and scaffold preparation

Rodríguez Hernández, José Carlos (Universitat Politècnica de València, 2008-12-15)

El manuscrito versa sobre el desarrollo y caracterización de materiales híbridos basados en poliacrilato de hidroxietilo (a partir de ahora PHEA) reforzado por la inclusión de una fase amorfa de sílice. Ambas fases fueron ...
Algorithm for Assessing the Convergence of a Cyclic Voltammetry to Its Limit Cycle

Giner-Sanz, Juan José; Ortega Navarro, Emma María; García Gabaldón, Montserrat; Pérez-Herranz, Valentín (The Electrochemical Society, 2019-04-12)

[EN] Cyclic voltammetry is one of today's standard electrochemical measurement techniques. What characterizes cyclic voltammetry is that potential is linearly ramped in cycles. In general, in this kind of measurements, the ...
Bio-Nanocomposite Hydrogel Based on Zinc Alginate/Graphene Oxide: Morphology, Structural Conformation, Thermal Behavior/Degradation, and Dielectric Properties

Sabater i Serra, Roser; Molina Mateo, José; Torregrosa Cabanilles, Constantino; Andrio-Balado, Andreu; Meseguer Dueñas, José María; Serrano-Aroca, Ángel (MDPI AG, 2020-03)

[EN] Bio-nanocomposite hydrogels based on sodium alginate (SA) as polymer matrix and graphene oxide (GO) nanosheets with zinc as crosslinking agent were synthesized with the aim of incorporating the intrinsic properties ...
Biodegradable nanocomposites based on poly(ester-urethane) and nanosized hydroxyapatite: Plastificant and reinforcement effects

NAVARRO-BAENA, IVÁN; Arrieta, Marina Patricia; Sonseca Olalla, Agueda; Torre, Luigi; López, Daniel; Giménez Torres, Enrique; Kenny, Jose Mª; PEPONI, LAURA (Elsevier, 2015-11)

The processing and characterization of biodegradable nanocomposites based on poly(ester-urethane) reinforced with different amounts (0.5, 1 and 3 wt %) of nanosized hydroxyapatite (nHA) are reported. The selected ...
Dielectric relaxation, ac conductivity and electric modulus in poly(vinylidene fluoride)/NaY zeolite composites

Lopes, A.C.; Costa, C.M.; Sabater i Serra, Roser; Neves, I.C.; Gómez Ribelles, José Luís; Lanceros-Mendez, S. (Elsevier, 2013-03-21)

[EN] Poly(vinylidene fluoride)/zeolite composites prepared by solvent casting at 190 °C have been investigated by scanning electronic microscopy, Fourier transformed infrared spectroscopy and broadband dielectric relaxation ...
Diffusion modeling in polymer-clay nanocomposites for food packaging applications through finite element analysis of TEM images

Cerisuelo Ferriols, Josep Pascual; GAVARA CLEMENTE, RAFAEL; Hernandez Muñoz, Maria Pilar (Elsevier, 2015-05-15)

[EN] Nanocomposites are novel materials increasingly used in the food packaging industry because of their enhanced properties with respect to unfilled polymers, more specifically in active packaging because of their great ...
Effect of reinforcement NbC phase on the mechanical properties of Al2O3-NbC nanocomposites obtained by spark plasma sintering

Ribeiro-Rodrigues Alecrim, Laís; Ferreira, J.A.; Gutiérrez-González, C.; Salvador Moya, Mª Dolores; Borrell Tomás, María Amparo; Pallone, Eliria (Elsevier, 2017)

[EN] The sintering behavior of Al2O3-NbC nanocomposites fabricated via conventional and spark plasma sintering (SPS) was investigated. The nanometric powders of NbC were prepared by reactive high-energy milling, deagglomerated, ...
Effect of the intercalated cation-exchanged on the properties of nanocomposites prepared by 2-aminobenzene sulfonic acid with aniline and montmorillonite

Toumi, I.; Benyoucef, A.; Yahiaoui, A.; Quijada Tomás, Cesar; Morallón, E. (Elsevier, 2013-02-25)

[EN] Polymer/montmorillonite nanocomposites were prepared. Intercalation of 2-aminobenzene sulfonic acid with aniline monomers into montmorillonite modified by cation was followed by subsequent oxidative polymerization of ...
Electroconductivity of Al2O3/graphene nanocomposite processed by SPS technique

Sánchez Bolinches, Alejandro; Klyatskina, Elizaveta; Segovia-López, Francisco; Zholnin, A.G.; Stolyarov, Vladimir V. (IOP Publishing, 2019)

[EN] Electrical conductivity (rho), relative dielectric permittivity (epsilon) and dissipation factor (D) measured in graphene-alumina composites. Samples obtained by plasma spark sintering (SPS) from a mixture of raw ...
Estudio de las propiedades térmicas de nanocompuestos de biopoliamida/nanocelulosa con superficie modificada para su utilización en aplicaciones estructurales y de embalaje

Trull Hernandis, Cristina (Universitat Politècnica de València, 2021-02-16)

[ES] Nuevos compuestos poliméricos procedentes de materiales renovables están siendo actualmente demandados debido al agotamiento de materias primas petroquímicas y la necesidad de un desarrollo sostenible. Este trabajo ...
InSitu Generation of Active Molybdenum Octahedral Clusters for Photocatalytic Hydrogen Production from Water

Feliz Rodriguez, Marta; Puche Panadero, Marta; Atienzar Corvillo, Pedro Enrique; Concepción Heydorn, Patricia; Cordier, Stphane; Molard, Yann (Wiley, 2016-08-09)

The photocatalytic hydrogen evolution reaction (HER) from water under homogeneous and heterogeneous conditions is explored for the {Mo6Br8i}(4+) cluster core based unit starting from (TBA)(2)[(Mo6Br8F6a)-F-i] (TBA=tetra- ...
Mixed Ionic-Electronic Conduction in NiFe2O4-Ce0.8Gd0.2O2-delta Nanocomposite Thin Films for Oxygen Separation

Solis Díaz, Cecilia; Toldrá-Reig, Fidel; Balaguer Ramirez, Maria; Somacescu, Simona; García-Fayos, Julio; Palafox, Elena; Serra Alfaro, José Manuel (John Wiley & Sons, 2018)

[EN] NiFe2O4-Ce0.8Gd0.2O2-delta (NFO/CGO) nanocomposite thin films were prepared by simultaneously radio-frequency (RF) magnetron sputtering of both NFO and CGO targets. The aim is the growth of a CO2-stable composite layer ...
Modifications induced by the addition of a nanoclay in the functional and active properties of an EVOH film containing carvacrol for food packaging

Cerisuelo Ferriols, Josep Pascual; Alonso, José; Aucejo, Susana; GAVARA CLEMENTE, RAFAEL; Hernandez Muñoz, Maria Pilar (Elsevier, 2012-11-15)

[EN] A nanoclay/EVOH composite has been developed to retard the release of a volatile antimicrobial from an EVOH film with application in active packaging. Concretely, 2% of bentonite nanoclay was added to the EVOH-29 ...
Nanocomposites based on poly(glycerol sebacate) with silica nanoparticles with potential application in dental tissue engineering

Tallá Ferrer, C.; Vilariño, Guillermo; Rizk, M.; Sydow, H.G.; Vallés Lluch, Ana (Taylor & Francis, 2020-08-12)

[EN] Nanocomposites based on poly(glycerol sebacate) with silica nanoparticles were synthesized to explore their potential use in the biomedical field. The nanoparticles were two distinct polyhedral oligomeric silsesquioxanes ...
Nanocomposites of Multiphase Polymer Blend Reinforced with Carbon Nanotubes: Processing and Characterization

WEGRZYN, MARCIN (Universitat Politècnica de València, 2014-04-07)

This thesis presents the study of nanocomposites based on immiscible polymer blend of polycarbonate and acrylonitrile-butadiene-styrene (PC/ABS) filled with multi-walled carbon nanotubes (MWCNT). The aim is to achieve ...
Novel Semi-Interpenetrated Polymer Networks of Poly(3-Hydroxybutyrate-co-3-Hydroxyvalerate)/Poly (Vinyl Alcohol) with Incorporated Conductive Polypyrrole Nanoparticles

Aparicio-Collado, José Luís; Novoa, Juan José; Molina Mateo, José; Torregrosa Cabanilles, Constantino; Serrano-Aroca, Ángel; Sabater i Serra, Roser (MDPI AG, 2021-01)

[EN] This paper reports the preparation and characterization of semi-interpenetrating polymer networks (semi-IPN) of poly(3-hydroxybutirate-co-3-hydroxyvalerate), PHBV, and poly (vinyl alcohol), PVA, with conductive ...
P(EMA-co-HEA)/SiO2 hybrid nanocomposites for guided dentin tissue regeneration: structure, characterization and bioactivity

Vallés Lluch, Ana (Universitat Politècnica de València, 2008-12-15)

Se sintetizaron nanocompuestos híbridos en bloque de poli(etil metacrilato-co-hidroxietil acrilato) 70/30 wt%/sílice, P(EMA-co-HEA)/SiO2, con distintas proporciones de sílice hasta el 30 wt%. El procedimiento de síntesis ...
Poly(epsilon-caprolactone)/Graphene oxide composite systems: a comparative study on hydrolytic degradation at extreme pH values

CAMPILLO FERNANDEZ, ALBERTO JOSE; González-Reed, Pablo; Vidaurre, Ana; Castilla Cortázar, María Isabel Cecilia (American Scientific Publishers, 2020-06)

[EN] Polycaprolactone/Graphene oxide (PCL/GO) composites are shown to be promising substrates for tissue engineering as their degradation behavior is a key aspect in this type of application. The present paper studies the ...
Polyvinyl alcohol nanofiber reinforced Nafion membranes for fuel cell applications

Mollá Romano, Sergio; Compañ Moreno, Vicente (Elsevier, 2011-04-15)

This work has been focused on the preparation and characterization of composite membranes with thickness between 19 and 97 mu m and containing Nafion(R) infiltrated into a porous mat obtained by electrospinning of an aqueous ...