Recent Submissions

  • Electro-responsive shape-memory composites obtained via dual-curing processing 

    Russo, Claudio; Ramirez Falo, José Luis; Fernández Francos, Xavier; Flor López, Sílvia de la (2022-01-01)
    Article
    Open Access
    In this work, electro-responsive shape-memory actuators were developed by incorporating a conductive heater in a dual-curing thiol-acrylate-epoxy shape-memory polymer (SMP). A conductive heater, consisting of an electrically ...
  • Controlled composite processing based on off-stoichiometric thiol-epoxy dual-curing systems with sequential heat release (SHR) 

    Fabregat Sanjuan, Albert; Fernández Francos, Xavier; Ferrando Piera, Francesc (Wiley, 2021-01-01)
    Article
    Open Access
    Control of curing rate and exothermicity during processing of thermosetting composite materials is essential in order to minimize the formation of internal stresses leading to mechanical and dimensional defects in the ...
  • Epoxy Doped, Nano-scale Phase-separated Poly-Acrylates with Potential in 3D Printing 

    Konuray, Ali Osman; Bonada Bo, Jordi; Fernández Francos, Xavier; Ramis Juan, Xavier (2021-01-01)
    Article
    Open Access
    An efficient method to improve the mechanical performance of a commercially available photocure resin is described wherein the resin is modified with a mixture of a cycloaliphatic epoxy and an anhydride curing agent. ...
  • Dual-cured thermosets from glycydil methacrylate obtained by epoxy-amine reaction and methacrylate homopolymerization 

    Roig, Adrià; Ramis Juan, Xavier; Flor López, Sílvia de la; Serra Albet, Maria Àngels (2021-02-01)
    Article
    Restricted access - publisher's policy
    Dual-curing is a processing technology based in the combination of two polymerization processes and the proper selection of the formulation. This methodology allows the preparation of intermediate materials with tailored ...
  • Actuator behaviour of tailored poly(Thiourethane) shape memory thermosets 

    Gamardella, Francesco; Serra Albet, Maria Àngels; Ramis Juan, Xavier; Flor López, Sílvia de la (Multidisciplinary Digital Publishing Institute (MDPI), 2021-05-01)
    Article
    Open Access
    n this work, a new family of poly(thiourethane) shape memory thermosetting actuators was developed and characterized. These materials can be easily prepared from mixtures of two different aliphatic diisocyanates and a ...
  • Curing kinetics of dually-processed acrylate-epoxy 3D printing resins 

    Konuray, Ali Osman; Morancho Llena, José María; Fernández Francos, Xavier; García Álvarez, Montserrat; Ramis Juan, Xavier (2021-07-01)
    Article
    Restricted access - publisher's policy
    In this work, the curing kinetics of a new ternary acrylate/epoxy/anhydride thermoset system which is used for dual-curing 3D-printing applications is studied. The first curing stage is an acrylate free-radical photopolymerization ...
  • Cost-effectively 3d-printed rigid and versatile interpenetrating polymer networks 

    Konuray, Ali Osman; Bonada Bo, Jordi; Tercjak, Agnieszka; Fabregat Sanjuan, Albert; Fernández Francos, Xavier; Ramis Juan, Xavier (Multidisciplinary Digital Publishing Institute (MDPI), 2021-08-02)
    Article
    Open Access
    Versatile acrylate–epoxy hybrid formulations are becoming widespread in photo/thermal dual-processing scenarios, especially in 3D printing applications. Usually, parts are printed in a stereolithography or digital light ...
  • Highly exfoliated nanostructure in trifunctional epoxy/clay nanocomposites using boron trifluoride as initiator 

    Hutchinson, John M.; Shiravand, Fatemeh; Calventus Solé, Yolanda; Fernández Francos, Xavier; Ramis Juan, Xavier (Wiley, 2014-03-15)
    Article
    Open Access
    Epoxy/clay nanocomposites based upon a trifunctional epoxy resin, triglycidyl p-amino phenol (TGAP), have been prepared by intercalating an initiator of cationic homopolymerization, a boron trifluoride monoethylamine ...
  • Sequential photo-thermal curing of (meth)acrylate-epoxy thiol formulations 

    Roig, Adrià; Ramis Juan, Xavier; Flor López, Sílvia de la; Serra Albet, Maria Àngels (Elsevier, 2021-09-16)
    Article
    Open Access
    In this work, a novel dual-curing procedure has been developed. It is a combination of a first radical UV-initiated thiol-(meth)acrylate reaction, followed by a second thermal thiol-epoxy step catalysed by a base. Since ...
  • Study analysis of thermal, dielectric and functional characteristics of an ethylene polyethylene diene monomer blended with end-of-life tire microparticles amounts 

    Marín Genescà, Marc; Mujal-Rosas, Ramon Maria; Garcia Amoros, Jordi; Mudarra López, Miguel; Ramis Juan, Xavier; Colom Fajula, Xavier (Multidisciplinary Digital Publishing Institute (MDPI), 2021-02-02)
    Article
    Open Access
    The recycling and disposal of disused tires is a topic of great concern to today’s companies, researchers, and society in general. In this sense, our research aims to recycle end-of-life tires (GTRs) through the separation ...
  • The surface modification of boron nitride particles 

    Daneshmehr, Shahla; Román Concha, Frida Rosario; Hutchinson, John M. (Springer, 2019-01-01)
    Article
    Open Access
    The use of coupling agents to enhance the thermal conductivity of composites of epoxy and boron nitride (BN) has been investigated. Two types of BN particles, lightly aggregated platelets with an average size of 6 µm and ...
  • Remarkable Thermal Conductivity of Epoxy Composites Filled with Boron Nitride and Cured under Pressure 

    Moradi, Sasan; Román Concha, Frida Rosario; Calventus Solé, Yolanda; Hutchinson, John M. (Multidisciplinary Digital Publishing Institute (MDPI), 2021-03)
    Article
    Open Access
    This work demonstrates that the application of even moderate pressures during cure can result in a remarkable enhancement of the thermal conductivity of composites of epoxy and boron nitride (BN). Two systems have been ...

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