BackBrowsing by Author "Eceiza, Arantxa"
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3D printed alginate-cellulose nanofibers based patches for local curcumin administration
(Elsevier, 2021-07)Alginate and nanocellulose are potential biomaterials to be employed as bioinks for three-dimensional (3D) printing. Alginate-cellulose nanofibers (A-CNF) formulations with CNF amounts up to 5 wt% were developed and ... -
3D printing of customized all-starch tablets with combined release kinetics
González Munduate, Kizkitza
; ; ; ; (Elsevier, 2022-06-25)
[EN] Starch-based tablets with tailored releases were prepared by 3D printing using a hydrophobic drug. The importance of the origin of the excipient in the inks and tablets was analyzed. Besides, the effect of the geometry ... -
Advanced and traditional processing of thermoplastic polyurethane waste
(Elsevier, 2022-04)In this work different ways to valorise discarded ear tags made of TPU from livestock sector were studied. This singular residue does not require separation from other plastics like other industrial and urbane wastes, which ... -
Advances in Waterborne Polyurethane and Polyurethane-Urea Dispersions and Their Eco-friendly Derivatives: A Review
(MDPI, 2021-01-27)Polyurethanes and polyurethane-ureas, particularly their water-based dispersions, have gained relevance as an extremely versatile area based on environmentally friendly approaches. The evolution of their synthesis methods, ... -
An Alternative Approach for the Incorporation of Cellulose Nanocrystals in Flexible Polyurethane Foams Based On Renewably Sourced Polyols
(Elsevier, 2016-11-16)Este trabajo analiza tanto el efecto de los nanocristales de celulosa en las propiedades finales de espumas flexibles de poliuretano basadas en castor oil y maíz, sino que además se realiza un análisis en profundidad sobre ... -
Azopolymer film as an actuator for organizing multiwall carbon nanotubes
(Elsevier, 2017-01-25)In this work we show the feasibility of using an azopolymer as an actuator to induce nano- and microscale movements controlled with light from the far field. We study azopolymers and their interaction with multi-walled ... -
Bacterial nanocellulose production from naphthalene
(Wiley, 2019-07)Polycyclic aromatic compounds (PAHs) are toxic compounds that are released in the environment as a consequence of industrial activities. The restoration of PAH-polluted sites considers the use of bacteria capable of degrading ... -
Bacterial-Cellulose-Derived Carbonaceous Electrode Materials for Water Desalination Via Capacitive Method: the Crucial Role of Defect Sites
(Elsevier, 2020-10-15)Electrosorptive desalination is a very simple and appealing approach to satisfy the increasing demand for drinking water. The large-scale application of this technology calls for the development of easy-to-produce, cheap ... -
Bakterio-zelulosaren biosintesia eta bionanokonpositeen prestakuntza eta karakterizazioa
(2017-07-11)Lan honen bakterioetatik edota mikroorganismoetatik eratorritako zelulosa (bakterio-zelulosa) eta zelulosa honetan oinarrituriko bionanokonpositeen prestakuntza eta karakterizatzea burutu da, fruitu hondakin solidoetatik ... -
Biobased polyurethanes and nanocomposites. From structure/properties relationship to shape-memory behavior
(2017-05-26)This work deals with the increase of the renewability of different porous and solid (thermoplastic and crosslinked) polyurethanes and bionanocomposites, by the incorporation of different reactants and nanoentities from ... -
Cationically photocured epoxy/polycaprolactone materials processed by solution electrospinning, melt electrowriting and 3D printing: Morphology and shape memory properties
Razquin Martín, Iker; Iregui Gómez, Jesús Álvaro ; Cobos Zamarreño, Mónica ; ; ; González Munduate, Kizkitza ; ; Müller Sánchez, Alejandro Jesús ; ; (Elsevier, 2023-08)
Epoxy/polycaprolactone (PCL) blends containing cationic photo-initiator were prepared by both solution and melt blending. These materials were processed by solvent casting, solution electrospinning (SE), melt electrowriting ... -
CdSe nanopartikulen sintesia eta gainazalaren funtzionalizazioa konposite nanoegieturatuen eraketarako
Etxeberria Altuna, Haritz (2012-10-26)
Ikerketa honen ardatza bi puntutan bana daiteke. Lehenengoa CdSe nanopartikulen sintesia, eta ondoren hauen funtzionalizazioa blokezko kopolimero bati gehitzean blokeetako batean hauen dispertsio egokia lortzeko. Horrela ... -
Cellulose and Graphene Based Polyurethane Nanocomposites for FDM 3D Printing: Filament Properties and Printability
(MDPI, 2021-03-09)3D printing has exponentially grown in popularity due to the personalization of each printed part it offers, making it extremely beneficial for the very demanding biomedical industry. This technique has been extensively ... -
Cellulose nanocrystals reinforced environmentally-friendly waterborne polyurethane nanocomposites
(Elsevier, 2016-10)Focusing on eco-friendly materials, cellulose nanocrystals (CNC) have gained attention as nanoreinforcement due to their exceptional properties conferred by the elevated length/diameter aspect ratio and high specific ... -
Characterization of Wood‑based Industrial Biorefinery Lignosulfonates and Supercritical Water Hydrolysis Lignin
(Springer, 2020-11)Understanding the properties of any particular biorefinery or pulping residue lignin is crucial when choosing the right lignin for the right end use. In this paper, three different residual lignin types [supercritical water ... -
Click chemistry: an efficient toolbox for the design of chitosand-based hydrogels for biomedicine
Guaresti Larrea, Olatz (2020-05-28)
The present thesis was focused on the development of new gel-type biomaterials form chitosan withexcellent stimuli-responsive properties using different click reactions. To this end, in the first place,chitosan was endowed ... -
Copolímeros de poliuretano del tipo poli[(hexametilen-carbamato- butanodiol)-co-(carbonato-co-éster)]
(Universidad Industrial de Santander, 2016-12)Resumen Los poliuretanos segmentados termoplástico elastoméricos (PUSTE) comprenden una familia de materiales muy versátiles debido a su potencial empleo en diversos campos tales como biomedicina. Entre los PUSTE los ... -
Corncob arabinoxylan for new materials
(Elsevier, 2014-02)[EN]tCorncob agricultural waste was used as a source of arabinoxylan for preparation of films. Three ara-binoxylan samples were prepared: crude extract (CCAX), purified by a washing step, and purified bybleaching CCAX. ... -
Design and Characterization of Waterborne Polyurethane-Urea based Nanocomposites for 3D Printing
(2021-12-09)Polyurethane-ureas are very versatile polymers that can be process in many ways and used in an extremely wide field of applications. At the same time, 3D printing offers the opportunity to make one on one personalized ... -
Design of a Waterborne Polyurethane-Urea Ink for Direct Ink Writing 3D Printing
(MDPI, 2021-06-14)In this work, polycaprolactone–polyethylene glycol (PCL–PEG) based waterborne polyurethane–urea (WBPUU) inks have been developed for an extrusion-based 3D printing technology. The WBPUU, synthesized from an optimized ratio ...