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Listar por palabra clave "Nanofibers"

Mostrando ítems 1-20 de 26

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Antibacterial and Barrier Properties of Gelatin Coated by Electrospun Polycaprolactone Ultrathin Fibers Containing Black Pepper Oleoresin of Interest in Active Food Biopackaging Applications

Figueroa-López, Kelly Johana; Castro-Mayorga, Jinneth Lorena; Andrade-Mahecha, Maragarita María; Cabedo, Luis; Lagaron, José María (MDPI AG, 2018-04)

[EN] The present study evaluated the effect of using electrospun polycaprolactone (PCL) as a barrier coating and black pepper oleoresin (OR) as a natural extract on the morphology, thermal, mechanical, antimicrobial, oxygen, ...
Comparative Performance of Electrospun Collagen Nanofibers Cross-linked by Means of Different Methods

Torres-Giner, Sergio; Gimeno-Alcañiz, Jose V.; Ocio, Maria J.; Lagaron, Jose M. (American Chemical Society, 2009-01-28)

[EN] Collagen, as the major structural protein of the extracellular matrix in animals, is a versatile biomaterial of great interest in various engineering applications. Electrospun nanofibers of collagen are regarded as ...
Desarrollo de materiales compuestos mediante la modificación de matrices de polipropileno por adición de nanofibras de carbono y nanotubos de carbono para su utilización en el sector textil

Peris Abad, Fernando (Universitat Politècnica de València, 2021-03-30)

[ES] Los Nanotubos (CNTs) y Nanofibras de Carbono (CNFs) son materiales de nueva generación que tienen características mejores que los materiales convencionalmente utilizados. Los Nanotubos están formados por carbono, ...
Development and evaluation of novel nanofibers based on mango kernel starch obtained by electrospinning

Gómez-Caturla, Jaume; Ivorra-Martinez, Juan; Lascano-Aimacaña, Diego Sebastián; Balart, Rafael; Garcia-Garcia, Daniel; Dominici, Franco; Puglia, Debora; Torre, Luigi (Elsevier, 2022-02)

[EN] This work reports on the development of fibers based on natural mango kernel starch (MKS) with diameters in the nanoscalse by means of the electrospinning technique. MKS was extracted from mango kernels and two synthetic ...
Diseño y obtención de un velo de nanofibras a dos caras para el tratamiento de la enfermedad periodontal

Pascual Miró, Carlos (Universitat Politècnica de València, 2019-01-16)

[ES] En el presente trabajo, mediante la tecnología de electrospinning se ha desarrollado un velo de nanofibras bioabsorbible a dos caras, capaz de aportar por cada una de ellas propiedades específicas para el tratamiento ...
Electrospinning of biodegradable polylactide/hydroxyapatite nanofibers: Study on the morphology, crystallinity structure and thermal stability

Sonseca Olalla, Agueda; Peponi, Laura; Sahuquillo, Oscar; Kenny, J.M.; Giménez Torres, Enrique (Elsevier, 2012)

[EN] Aligned mats of poly(lactic acid) (PLA) nanofibers containing nanosized hydroxyapatite filler have been obtained via electrospinning onto a rotating mandrel. Their structure and morphology have been characterized as ...
Enzymatic Degradation of Poly(butylene succinate) Copolyesters Synthesized with the Use of Candida antarctica Lipase B

Wcislek, Aleksandra; Sonseca Olalla, Agueda; McClain, Andrew; Piegat, Agnieszka; Sobolewski, Peter; Puskas, Judit; El Fray, Miroslawa (MDPI AG, 2018-06)

[EN] Biodegradable polymers are an active area of investigation, particularly ones that can be produced from sustainable, biobased monomers, such as copolymers of poly(butylene succinate) (PBS). In this study, we examine ...
Estudio del proceso de Electrohilatura del DL-PLG para optimizar su biodegradación en aplicaciones médicas

Gandía Adrián, Sara (Universitat Politècnica de València, 2016-11-03)

[ES] El objetivo de este proyecto es reducir el diámetro de las nanofibras de velos fabricados mediante la técnica de electrospinning (electrohilatura) con el fin de mejorar sus aplicaciones biomédicas. El copolímero ...
Fabricacion y optimizacion de una malla de nanofibras biodegradables con fármaco para el recubrimiento de stents

Muriana Miró, Cristina (Universitat Politècnica de València, 2017-12-14)

[ES] En este trabajo se diseña un proceso industrial para el recubrimiento de stents con un fármaco inmunosupresor utilizado para el rechazo de trasplantes. El objetivo de la incorporación de este fármaco es evitar la ...
Funcionalización de textiles mediante encapsulación por electrohilatura

Mínguez García, David (Universitat Politècnica de València, 2024-02-15)

[ES] Esta memoria de tesis presenta una contribución al estudio de la funcionalización de sustratos textiles mediante la encapsulación de diferentes compuestos empleando la técnica del electrohilado. La variabilidad de la ...
Guía a través de sustratos inhibitorios de células de la glía envolvente del bulbo olfatorio por funcionalización de nanofibras de PLA con SDF1α

López Mengual, Ana (Universitat Politècnica de València, 2016-09-07)

[EN] Trauma of the spinal cord generates cell death and disruption of blood vessels in the lesioned region. Blood Brain Barrier disorganization recruits neutrophils, macrophages and leukocytes to remove cellular debris and ...
Influence of glyoxal in the physical characterization of PVA nanofibres

Blanes, M.; Gisbert, M. J.; Marco, B.; Bonet Aracil, María Angeles; Gisbert Paya, Jaime; Balart Gimeno, Rafael Antonio (SAGE Publications (UK and US), 2010-09)

[EN] The influence of solution composition is directly related to the properties of polyvinyl alcohol (PVA) nanofibers. Electrospinning is a viable technique to develop PVA nanofibers. The presence of a crosslinking agent ...
Liquid Oil Trapped inside PVA Electrospun Microcapsules

Mínguez-García, David; Breve, Noel; Capablanca, L.; BONET-ARACIL, MARILÉS; Díaz-García, Pablo; Gisbert Paya, Jaime (MDPI AG, 2022-12)

[EN] Electrospinning makes it possible to obtain solid fibers, in addition to core-shell fibers, using coextrusion. However, an exhaustive control of parameters allows the core-shell fibers from emulsion electrospinning ...
Nanocomposite SPEEK-based membranes for Direct Methanol Fuel Cells at intermediate temperatures

Mollá Romano, Sergio; Compañ Moreno, Vicente (Elsevier, 2015-10-15)

Novel nanocomposite membranes were prepared by infiltration of a blend of sulfonated PEEK (SPEEK) with polyvinyl alcohol (PVA), using water as solvent, into electrospun nanolibers of SPEEK blended with polyvinyl butyral ...
Novel ultrathin composite membranes of Nafion/PVA for PEMFCs

Mollá Romano, Sergio; Compañ Moreno, Vicente; Giménez Torres, Enrique; Blazquez, Alberto; Urdanpilleta, Idoia (Elsevier, 2011-08)

The electrospinning approach is an easy and useful method to fabricate porous supports with tailored properties for the preparation of impregnated membranes with enhanced characteristics. Therein, this technique was used ...
On the methanol permeability through pristine Nafion and Nafion/PVA membranas measured by different techniques. A comparison of methodologies

Mollá Romano, Sergio; Compañ Moreno, Vicente; Lafuente, S.L.; Prats, Joan (Wiley-VCH Verlag, 2011-10-05)

[EN] Methanol crossover through polymer electrolyte membranes is a critical issue and causes an important reduction of per- formance in direct methanol fuel cells (DMFCs). Measuring the evolution of CO 2 gas in the ...
Osteogenic differentiation of mesenchymal stem cells using hybrid nanofibers with different configurations and dimensionality

Gugutkov, Dencho; Awaja, Firas; Belemezova, Kalina; Keremidarska, Milena; Krasteva, Natalia; Kyurkchiev, Stanimir; Gallego-Ferrer, Gloria; Seker, Sukran; Elcin, Ayse Eser; Elçin, Yasar Murat; Altankov, George (John Wiley & Sons, 2017)

[EN] Novel, hybrid fibrinogen/polylactic acid (FBG/PLA) nanofibers with different configuration (random vs aligned) and dimensionality (2¿D vs 3¿D environment) were used to control the overall behavior and the osteogenic ...
Performance of composite Nafion/PVA membranes for direct methanol fuel cells

Mollá Romano, Sergio; Compañ Moreno, Vicente (Elsevier, 2011-03-01)

This work has been focused on the characterization of the methanol permeability and fuel cell performance of composite Nafion/PVA membranes in function of their thickness, which ranged from 19 to 97 mu m. The composite ...
Physical-chemical properties of cross-linked chitosan electrospun fiber mats

Sencadas, Vitor Joao Gomes Da Silva; Correia, Daniela; Ribeiro, Clarisse; Moreira, S.; Botelho, G.; Gómez Ribelles, José Luís; Lanceros Mendez, Senen (Elsevier, 2012-12)

Chitosan fiber mats were successfully processed by electrospinning. The as-spun fiber mats were neutralized with ethanol and cross-linked with glutaraldehyde. A decrease of the fiber average diameter from 243 +/- 43 nm ...
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 ...