Browsing by Subject "Nanofibers"
Now showing items 1-20 of 49
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A facile and green method to hydrophobize films of cellulose nanofibrils and silica by laccase-mediated coupling of nonpolar colloidal particles
(2014-10-01)
Article
Restricted access - publisher's policyHydrophobic particles based on dodecyl 3,4,5-trihydroxybenzoate (LG) were coupled onto the surface of cellulose nanofibrils (CNFs) and silica by treatment with a multicomponent colloidal system (MCS) derived from the ... -
Andamios temporales basados en mezclas de poliláctico-polibiguanida: material con actividad antibacteriana
(Universitat Politècnica de Catalunya, 2013-03)
Master thesis (pre-Bologna period)
Open AccessEn este estudio se ha producido mediante la técnica de electrospinning o electrohilado microfibras a partir de disoluciones de la mezcla del polímero poliláctico (PLA), y de la polibiguanida (PHMB). El interés por obtener ... -
Andamios temporales con actividad inhibitoria de la ciclo-oxigenasa (COX)
(Universitat Politècnica de Catalunya, 2014-06-11)
Bachelor thesis
Open AccessEn aquest projecte s’han estudiat les nanofibres de polibutilè succinat (polièster alifàtic biodegradable) carregades amb Indometacina, un fàrmac antiinflamatori inhibidor de l’enzima ciclo-oxigenasa (COX), a diferents ... -
Boron/nitrogen flame retardant additives cross-linked cellulose nanofibril/montmorillonite aerogels towards super low flammability and improved mechanical properties
(2019-04-07)
Article
Open AccessLow-flammability freeze-dried cellulose nanofibril (CNF)/sodium montmorillonite (MMT) aerogels with improved mechanical properties were fabricated via a facile cross-linking of boric acid (BA) and melamine-formaldehyde ... -
Cigarette butts as a microfiber source with a microplastic level of concern
(Elsevier, 2021-03)
Article
Restricted access - publisher's policyMicroplastic pollution is a growing environmental concern among the scientific community. These small particles (<5 mm) might come from the fragmentation or direct emission of artificial and synthetic polymers. Among them, ... -
Cigarette butts as a source of microfibers to the environment
(Springer Nature, 2020-04-24)
Part of book or chapter of book
Restricted access - publisher's policySeveral clean-up campaigns have reported that cigarette butts (CB for now on) are the largest item littered worldwide [1]. In 2007, the annual global consumption of cigarettes ascended to 6 trillion, [2, 3, 4] from where ... -
Comportamiento PTC en composites de nanofibras de carbono obtenidos mediante tecnologia tape casting
(Universitat Politècnica de Catalunya, 2012-02)
Master thesis
Restricted access - author's decisionLa idea original de este proyecto surge del departamento de investigación y desarrollo de la empresa Francisco Albero S.A.U., de aquí en adelante FAE, la cual con una antigüedad de más de 50 años, es especialista en el ... -
Desarrollado de un biomaterial para la generación de la piel: Fibras de gelatina electrospineadas con nanoparticulas incorporadas
(Universitat Politècnica de Catalunya, 2014-02)
Master thesis (pre-Bologna period)
Restricted access - author's decisionHoy en día, el mercado de los apósitos forma una parte importante del mundo paramédico. La demanda de un apósito cada vez más competente crece cada día. Para contestar a esta solicitud, laboratorios invierten en las ... -
Desarrollo y caracterización de un andamio hecho con un copolímero ácido poli-L/DL-láctico (PLDL) para ayudar a la regeneración de vasos sanguíneos
(Universitat Politècnica de Catalunya, 2015-02)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEl presente proyecto comprende el estudio realizado sobre un andamio poroso construido a partir de un biomaterial sintético, biodegradable y reabsorbible: el copolímero ácido poli-L/DL-láctico (PLDL). Este andamio se crea ... -
Differential activity of lytic polysaccharide monooxygenases on celluloses of different crystallinity. Effectiveness in the sustainable production of cellulose nanofibrils
(2019-03-01)
Article
Open AccessA series of cellulosic substrates has been produced, treated with lytic polysaccharide monooxygenase (LPMO) from Streptomyces ambofaciens (SamLPMO10C), and analyzed by high performance anion exchange chromatography (HPAEC) ... -
Diffusional approach on electrospun PLLA membranes for caffeine delivery
(Book publisher international, 2021-05-07)
Part of book or chapter of book
Restricted access - publisher's policyOne of the great advantages of electrospun fibers is the large tridimensional area produced, capable of storing any type of material. The aim of our investigation is to study the electrospinning technique to produce polymer ... -
Drug delivery systems using sandwich configurations of electrospun poly(lactic acid) nanofiber membranes and ibuprofen
(2013-10)
Article
Restricted access - publisher's policyThe primary advantages of electrospun membranes include the ability to obtain very thin fibers that are on the order of magnitude of several nanometers with a considerable superficial area and the possibility for these ... -
Drug release from electrospun poly(lactic acid) membranes and their cell viability in vitro test
(2012-01-11)
Article
Open Access -
Electrohilado de fibras coaxiales constituidas por polibutilenosuccinato (PBS, Bionolle) y polietilenglicol (PEG). Funcionalización mediante carga de drogas
(Universitat Politècnica de Catalunya, 2013-09)
Master thesis (pre-Bologna period)
Open AccessEn este proyecto se ha realizado un estudio de la preparación de micro y nanofibras de dos biopolímeros, Bionolle® (PBS) y polietilenglicol (PEG) de hidrofilidad diferente. Las fibras se obtuvieron mediante la técnica de ... -
Electrospinning of gelatin fibers using solutions with low acetic acid concentration: effect of solvent composition on both diameter of electrospun fibers and cytotoxicity
(Wiley, 2015-03-13)
Article
Open AccessGelatin fibers were prepared by electrospinning of gelatin/acetic acid/water ternary mixtures with the aim of studying the feasibility of fabricating gelatin nanofiber mats at room temperature using an alternative benign ... -
Epitaxial BaZrO3 tracks by electrospinning of metalorganic fibers on single crystals
(2012-07-21)
Article
Restricted access - publisher's policy -
Fabricación de nanofibras a partir de residuos agroindustriales
(Universitat Politècnica de Catalunya, 2013-06-10)
Bachelor thesis
Restricted access - author's decision -
Fabrication, characterization, and surface modification by photografting of electrospun polycaprolactone nanofibers
(Universitat Politècnica de Catalunya, 2017-08-22)
Bachelor thesis
Open AccessDuring the past decades, synthetic polymers have been increasingly used in the fabrication of medical devices that make direct contact with human blood [1]. When blood is exposed to artificial surfaces, several defense ... -
Fibrinogen nanofibers for guiding endothelial cell behavior
(Royal Society of Chemistry, 2013-01-01)
Article
Restricted access - publisher's policyThis paper describes the biological consequences of presenting electrospun fibrinogen (FBG) to endothelial cells as a spatially organized nanofibrous matrix. Aligned and randomly oriented FBG nanofibers with an average ... -
Funcionalización de fibras de PLA con Elastina como Recombinante (ELR) para su uso como piel artificial
(Universitat Politècnica de Catalunya, 2014-02)
Master thesis (pre-Bologna period)
Open AccessHoy en día, la ingeniería tisular se dedica a desarrollar nuevos tipos de andamiajes (del inglés “scaffolds”) con el fin de curar una zona dañada y así aumentar el bienestar de los pacientes heridos al reducir el dolor y ...
