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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Cavaillé, J.-Y.
Institut National des Sciences Appliquées de Lyon
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (35/35 displayed)
- 2021Physical behavior of electrostrictive polymers. Part 1: Polarization forcescitations
- 2019Thickness-dependent microstructural and electromechanical properties in polyurethane films obtained by polymer solution castingcitations
- 2017Difference between electrostriction kinetics, and mechanical response of segmented polyurethane-based EAPcitations
- 2014Nucleation and nonisothermal crystallization kinetics in cross-linked polyethylene/zinc oxide nanocompositescitations
- 2013Electroactive soft polyurethanes used as a smart rubbers
- 2013Influence of the type of carbon nanocharges on the dielectric, mechanical and electroactive properties of polyurethane composites films
- 2011Improvement of electrostrictive properties of a polyether-based polyurethane elastomer filled with conductive carbon blackcitations
- 2010Miniemulsion polymerization for synthesis of structured clay/polymer nanocomposites: Short review and recent advancescitations
- 2010Properties of polymer/clay interphase in nanoparticles synthesized through in-situ polymerization processescitations
- 2009The relationship between the electrical and mechanical properties of polymer-nanotube nanocomposites and their microstructurecitations
- 2008Multiscale modeling of oriented thermoplastic elastomers with lamellar morphologycitations
- 2008Multiscale modeling of oriented thermoplastic elastomers with lamellar morphologycitations
- 2008Mechanical behavior of polystyrene grafted carbon nanotubes/polystyrene nanocompositescitations
- 2008Microstructure and fracture behavior of semicrystalline polymer-clay nanocompositescitations
- 2007Grafting of polystyrene on nitrogen-doped multi-walled carbon nanotubes.citations
- 2007Viscoelastic behavior and electrical properties of flexible nanofiber filled polymer nanocomposites. Influence of processing conditions
- 2007Quantitative structural characterization of polymer-clay nanocomposites and discussion of an "ideal" microstructure, leading to the highest mechanical reinforcementcitations
- 2007Electrical behavior of polymer grafted nanotubes/polymer nanocomposites using N-doped carbon nanotubescitations
- 2006Nanocomposites of isotactic polypropylene reinforced with rod-like cellulose whiskers
- 2006Large deformation mechanical behavior of flexible nanofiber filled polymer nanocomposites
- 2006Carbon nanotube-filled polymer composites. Numerical simulation of electrical conductivity in three-dimensional entangled fibrous networks
- 2006Mechanical properties of high density polyurethane foams: II effect of the filler size
- 2005Poly(dimethyl amino ethyl methacrylate) grafted natural rubber by seeded emulsion polymerization
- 2005Reinforcement effects of vapour grown carbon nanofibres as fillers in rubbery matrices
- 2005Influence du gel sur les propriétés des polychloroprènes/Effect of the gel contents on the properties of Polychloroprene
- 2005Multiwalled carbon nanotube/polymer nanocomposites : processing and propertiescitations
- 2005New Nanocomposite Materials Reinforced with Cellulose Whiskers in Atactic Polypropylene: Effect of Surface and Dispersion Characteristics
- 2005Coupled mechanical and conductivity measurements: Damage detection
- 2004Prediction of the elastic response of polymer based response of polymer based nanocomposites : a mean field approach and a discrete simulationcitations
- 2004Electric anisotropy of carbon nanofibre/epoxy resin composites due to electric field induced alignment
- 2003Mechanical behaviour of polymer nanocomposites: a discrete simulation approach
- 2003Micro-mechanical modelling of small and large strain behaviour of particulate nanocomposites
- 2003Reinforcement of rubbery epoxy by carbon nanofibres
- 2002Rheological behavior of cellulose/monohydrate of N-methylmorpholine N-oxide solutions. Part2 : Glass transition domain
- 2001Polymer based nanocomposites: effect of filler-filler and filler-matrix interactions
Places of action
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article
Grafting of polystyrene on nitrogen-doped multi-walled carbon nanotubes.
Abstract
Polymer grafting of polystyrene (PS) on nitrogen-doped multiwall carbon nanotubes (CNx) was successfully obtained by a "grafting from" technique. The production method involves the immobilization of initiators, using wet chemistry, onto the nanotube surface, followed by an in situ surface-initiated polymerization. The polymer-grafting carbon nanotubes synthesis includes the free radical functionalization of CNx and the "controlled/living" Nitroxide Mediated Radical Polymerization (NMRP). The obtained products were studied using several microscopic techniques as scanning electron microscopy (SEM), high-resolution transmission electron microscopy (HRTEM), and electron energy loss spectroscopy (EELS). The characterization also includes thermogravimetric analysis (TGA), Raman spectroscopy, infrared spectroscopy, and electron spin resonance (ESR), among others. The analyzed samples were also compared with solutions fabricated by physical blending of the polymer and CNx nanotubes. These results indicate that the nanotube radical functionalization, the chemical grafting, and the polymerization reaction were obtained over CNx when NMRP method was successfully used, giving rise to a uniform PS layer of several nanometers grafted on the outer surface of the CNx nanotubes. Several properties of the PS-grafted CNx nanotubes were also studied. It is shown that the production method leads to a narrower distribution of the external diameters. Moreover, their solubilization in organic solvents is greatly improved. Finally, the dispersion of PS-grafted CNx into a PS matrix is studied to determine the differences in filler dispersion and interfacial adhesion strength, in comparison with nanocomposites elaborated with as-produced CNx.