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Listar por palabra clave "Polypyrrole"

Mostrando ítems 1-19 de 19

Axonal extension from dorsal root ganglia on fibrillar and highly aligned poly(lactic acid)-polypyrrole substrates obtained by two different techniques: Electrospun nanofibres and extruded microfibres

Gisbert-Roca, Fernando; Más Estellés, Jorge; Monleón Pradas, Manuel; Martínez-Ramos, Cristina (Elsevier, 2020-11-15)

[EN] The biological behaviour of Schwann cells (SCs) and dorsal root ganglia (DRG) on fibrillar, highly aligned and electroconductive substrates obtained by two different techniques is studied. Mats formed by nanometer-sized ...
Characterization of polypyrrole/phosphotungstate membranes by electrochemical impedance spectroscopy

Bonastre Cano, José Antonio; Molina Puerto, Javier; Galvan, J. C.; Cases Iborra, Francisco Javier (Elsevier, 2014-01)

The aim of this study was to design and prepare multifunctional PPy/PW12O403- membranes useful for the development of smart textile fabrics and wastewaters treatments based on the application of electrochemical techniques. ...
Chemical, electrical and electrochemical characterization of hybrid organic/inorganic polypyrrole/PW12O403- coating deposited on polyester fabrics

Molina Puerto, Javier; Fernández Sáez, Javier; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2011-09-15)

A study of the stability of conducting fabrics of polyester (PES) coated with polypyrrole/PW12O403¿ (organic/inorganic hybrid material) in different pH solutions (1, 7, 13) has been done. Washing tests were also done in ...
Conducting fabrics of polyester coated with polypyrrole and doped with graphene oxide

Molina Puerto, Javier; Zille, A.; Fernández Sáez, Javier; Souto, A. P.; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2015-06)

Polyester (PES) has been coated with polypyrrole (PPy) to produce conducting fabrics. Graphene oxide (GO) has been used in different concentrations (10, 20 and 30% weight) as counter ion to neutralize the positive charges ...
Electrical Stimulation Increases Axonal Growth from Dorsal Root Ganglia Co-Cultured with Schwann Cells in Highly Aligned PLA-PPy-Au Microfiber Substrates

Gisbert Roca, Fernando; Serrano Requena, Sara; Monleón Pradas, Manuel; Martínez-Ramos, Cristina (MDPI AG, 2022-06)

[EN] Nerve regeneration is a slow process that needs to be guided for distances greater than 5 mm. For this reason, different strategies are being studied to guide axonal growth and accelerate the axonal growth rate. In ...
Electrochemical study on an activated carbon cloth modified by cyclic voltammetry with polypyrrole/anthraquinone sulfonate and reduced graphene oxide as electrode for energy storage

Fernández Sáez, Javier; Bonastre Cano, José Antonio; Molina Puerto, Javier; Cases, F. (Elsevier, 2018)

[EN] This work describes a two-step procedure for the electrochemical coating of reduced graphene oxide (RGO) and polypyrrole anthraquinone sulfonate (PPyAQS) onto an activated carbon cloth (ACC) by cyclic voltammetry (CV). ...
Electrochemical synthesis of polyaniline on conducting fabrics of polyester covered with polypyrrole/PW12O403-. Chemical and electrochemical characterization

Molina Puerto, Javier; Fernández Sáez, Javier; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2011-06)

Polyaniline (Pani) has been electrochemically polymerized on conducting fabrics of polyester covered with polypyrrole/PW 12O 40 3-, obtaining a double conducting polymer layer. Electrochemical synthesis was performed by ...
Electrochemical synthesis of polypyrrole doped with graphene oxide and its electrochemical characterization as membrane material

Molina Puerto, Javier; Bonastre Cano, José Antonio; Fernández Sáez, Javier; Del Río García, Ana Isabel; Cases Iborra, Francisco Javier (Elsevier, 2016-07-12)

Polypyrrole (PPy) doped with graphene oxide (GO) has been electrochemically obtained by potentiostatic synthesis and its electrochemical behavior as membrane material has been studied for the first time. Fourier transform ...
Enhanced adhesion of polypyrrole/PW12O403- hybrid coatings on polyester fabrics

Molina Puerto, Javier; Oliveira, F. R.; Souto, A. P.; Esteves, M. F.; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Wiley-Blackwell, 2013)

[EN] Polyester fabrics have been treated with plasma to increase polypyrrole/PW12O403-(hybrid material) adhesion to its surface. With the plasma treatment, the roughness of the fibers increases as it has been observed by ...
Enzyme mediated synthesis of polypyrrole in the presence of chondroitin sulfate and redox mediators of natural origin

Grijalva-Bustamante, G. A.; Evans-Villegas, A. G.; del Castillo-Castro, T.; Castillo-Ortega, M. M.; Cruz-Silva, R.; Huerta, Francisco; Morallón, Emilia (Elsevier, 2016-06-01)

Polypyrrole (PPy) was synthesized by enzyme mediated oxidation of pyrrole using naturally occurring compounds as redox mediators. The catalytic mechanism is an enzymatic cascade reaction in which hydrogen peroxide is the ...
Estudio de la síntesis y caracterización de scaffolds filamentosos recubiertos de polipirrol para regeneración neural

García Chamorro, Javier (Universitat Politècnica de València, 2022-09-05)

[ES] El proceso de regeneración de tractos axonales puede ser asistido mediante biomateriales (scaffolds) que sirvan de soporte de crecimiento y guía estructural, y puede ser estimulado mediante aplicación de corrientes ...
Graphene Oxide-Polypyrrole Coating for Functional Ceramics

Rosas-Laverde, Nelly Maria; Pruna, Alina Iuliana; Busquets Mataix, David Jeronimo (MDPI AG, 2020-06)

[EN] Ceramic substrates were metallized with a Ni-Mo-P electroless coating and further modified with a polypyrrole (PPy) coating by the electrodeposition method. The properties of the polypyrrole coating were studied with ...
Improving Electrochemical Properties of Polypyrrole Coatings by Graphene Oxide and Carbon Nanotubes

Rosas-Laverde, Nelly Maria; Pruna, Alina Iuliana; Busquets Mataix, David Jeronimo (MDPI AG, 2020-03)

[EN] Nanostructured polypyrrole coating was applied on carbon paper via simple dip-coating and electrochemical approach. Hybridization with nanocarbon materials (graphene oxide (GO) and multi-walled carbon nanotubes (MWCNTs)) ...
Special Issue: Conductive Polymers: Materials and Applications

Quijada, César (MDPI AG, 2020-05)

[EN] Intrinsically conductive polymers (CPs) combine the inherent mechanical properties of organic polymers with charge transport, opto-electronic and redox properties that can be easily tuned up to those typical of ...
Strategies for Guidance and Electrical and Biological Stimulation in a Neural Regeneration Device

Gisbert Roca, Fernando (Universitat Politècnica de València, 2022-11-18)

[ES] Actualmente las lesiones del sistema nervioso periférico que conllevan una pérdida de continuidad de los haces axonales suelen implicar secuelas de tipo permanente. Es cierto que en el sistema nervioso periférico ...
Study of the electrical properties of novel hybrid organic-inorganic conducting textiles of polypyrrole-phosphotungstate-polyester using electrochemical impedance spectroscopy

Bonastre Cano, José Antonio; Molina Puerto, Javier; Del Río García, Ana Isabel; Galván, J. C.; Cases Iborra, Francisco Javier (Elsevier, 2011-09)

The electrical properties of novel hybrid organic-inorganic conducting fabrics of polyester (PES) coated with polypyrrole-PW12O 403- (PPy-POM) have been tested for dry samples and specimens immersed in different pH solutions ...
Surface modification of jute fabrics by reduced graphene oxide-conducting polymer coatings for their application in low-cost and eco-friendly supercapacitors

Bonastre Cano, José Antonio; Molina Puerto, Javier; Cases, Francisco (Elsevier, 2023-10-01)

[EN] In this study, flexible textile supercapacitors were obtained on jute fabrics. Insulating jute fibers were converted into electrically conducting using an optimized reduced graphene oxide (rGO) deposition method. ...
Surface modification of jute fabrics by rGO-ICP for eco-friendly supercapacitors, Journal of Energy Storage 2023

Cases Iborra, Francisco Javier; Bonastre Cano, José Antonio; Molina Puerto, Javier (Universitat Politècnica de València, 2024-03-05)

[EN] In this study, flexible textile supercapacitors were obtained on jute fabrics. Insulating jute fibers were converted into electrically conducting using an optimized reduced graphene oxide (rGO) deposition method. ...
Synthesis of PPy/PW12O403- organic-inorganic hybrid material on polyester yarns and subsequent weaving to obtain conductive fabrics

Romero, Eduardo; Molina Puerto, Javier; Del Río García, Ana Isabel; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (SAGE Publications (UK and US), 2011-09)

In this paper, we study the morphological, chemical and electrochemical characteristics of conductive fabrics obtained by weaving conductive yarns of polyester chemically coated with PPy (polypyrrole)/PW12O403-. The weaving ...