Browsing Artículos by Author "Eceiza, Arantxa"
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3D printing of customized all-starch tablets with combined release kinetics
González Munduate, Kizkitza ; Larraza Arocena, Izaskun; Berra, Garazi; Eceiza Mendiguren, María Aranzazu; Gabilondo López, Nagore (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 ... -
Advances in Waterborne Polyurethane and Polyurethane-Urea Dispersions and Their Eco-friendly Derivatives: A Review
Santamaría Echart, Arantzazu; Fernandes, Isabel; Barreiro, Filomena; Corcuera Maeso, María Ángeles; Eceiza Mendiguren, María Aranzazu (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
Ugarte Soraluce, Lorena; Santamaría Echart, Arantzazu; Mastel, Stefan; Autore, Marta; Hillenbrand, Rainer; Corcuera Maeso, María Ángeles; Eceiza Mendiguren, María Aranzazu (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
Capeluto, Maria Gabriela; Fernández Salvador, Raquel; Eceiza Mendiguren, María Aranzazu; Goyanes, Silvia; Ledesma, Silvia Adriana (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
Marín, Patricia; Martirani Von Abercron, Sophie Marie; Urbina Moreno, Leire; Pacheco Sánchez, Daniel; Castaneda Catana, Mayra Alejandra; Retegui Miner, Aloña; Eceiza Mendiguren, María Aranzazu; Marqués Martín, Silvia (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
Belaustegi Ituarte, Yolanda; Panto, Fabiola; Urbina Moreno, Leire; Corcuera Maeso, María Ángeles; Eceiza Mendiguren, María Aranzazu; Palella, Alessandra; Triolo, Claudia; Santangelo, Saveria (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 ... -
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 ; Latasa Martínez de Irujo, Javier; Eceiza Mendiguren, María Aranzazu; González Munduate, Kizkitza ; Martín Alberdi, María Dolores; Müller Sánchez, Alejandro Jesús ; González Vives, Alba; Irusta Maritxalar, María Lourdes (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 ... -
Cellulose and Graphene Based Polyurethane Nanocomposites for FDM 3D Printing: Filament Properties and Printability
Larraza Arocena, Izaskun; Vadillo del Ser, Julen; Calvo Correas, Tamara; Tejado, Alvaro; Olza, Sheila; Peña Rodríguez, Cristina; Arbelaiz Garmendia, Aitor; Eceiza Mendiguren, María Aranzazu (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
Santamaría Echart, Arantzazu; Ugarte Soraluce, Lorena; García Astrain, Clara; Arbelaiz Garmendia, Aitor; Corcuera Maeso, María Ángeles; Eceiza Mendiguren, María Aranzazu (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
Hemmilä, Venla; Hosseinpourpia, Reza; Adamopoulos, Stergios; Eceiza Mendiguren, María Aranzazu (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 ... -
Copolímeros de poliuretano del tipo poli[(hexametilen-carbamato- butanodiol)-co-(carbonato-co-éster)]
Fernández-d’Arlas, Borja; Corcuera Maeso, María Ángeles; Eceiza Mendiguren, María Aranzazu (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
Egüés Artola, Itziar; Stepan, Agnes; Eceiza Mendiguren, María Aranzazu; Toriz, Guillermo; Gatenholm, Paul; Labidi, Jalel (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 of a Waterborne Polyurethane-Urea Ink for Direct Ink Writing 3D Printing
Vadillo del Ser, Julen; Larraza Arocena, Izaskun; Calvo Correas, Tamara; Gabilondo López, Nagore; Derail, Christophe; Eceiza Mendiguren, María Aranzazu (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 ... -
Development of a Novel Biobased Polyurethane Resin System for Structural Composites
Echeverria Altuna, Oihane; Ollo, Olatz; Larraza Arocena, Izaskun; Elizetxea, Cristina; Harismendy, Isabel; Eceiza Mendiguren, María Aranzazu (MDPI, 2022-10-27)Polyurethanes are gaining increasing interest for their use as structural components subjected to cyclic loads, such as leaf springs. Thermoset polyurethane (PUR) based technology offers some advantages, such as fatigue ... -
Effect of Cellulose Nanofibers’ Structure and Incorporation Route in Waterborne Polyurethane–Urea Based Nanocomposite Inks
Larraza Arocena, Izaskun; Vadillo del Ser, Julen; Calvo Correas, Tamara; Tejado, Alvaro; Martín Alberdi, María Dolores; Arbelaiz Garmendia, Aitor; Eceiza Mendiguren, María Aranzazu (MDPI, 2022-10-25)In order to continue the development of inks valid for cold extrusion 3D printing, waterborne, polyurethane–urea (WBPUU) based inks with cellulose nanofibers (CNF), as a rheological modulator, were prepared by two incorporation ... -
Effect of different hemicelluloses characteristics on film forming properties
Egüés Artola, Itziar; Eceiza Mendiguren, María Aranzazu; Labidi, Jalel (Elsevier, 2013)Hemicelluloses are known to have good gas barrier properties makes them of interest to film applications. Corn cob, cotton waste, olive, apple tree pruning, pepper and chilli wastes were used as hemicelluloses sources ... -
Enhanced stability of photo-induced anisotropy due to intermolecular interactions in an azo-prepolymer confined in block copolymer
Fernández Salvador, Raquel; Etxeberria Altuna, Haritz; Eceiza Mendiguren, María Aranzazu; Tercjak, Agnieszka (Elsevier, 2013-02-08)Many efforts in the field of azobenzene-containing polymers are concentrated on exploring new material concepts to obtain efficient and stable photo-induced anisotropy. Here, an easy approach to improve the birefringent ... -
Enhancing the Mechanical Properties of 3D-Printed Waterborne Polyurethane-Urea and Cellulose Nanocrystal Scaffolds through Crosslinking
Vadillo del Ser, Julen; Larraza Arocena, Izaskun; Calvo Correas, Tamara; Martín Alberdi, María Dolores; Derail, Christophe; Eceiza Mendiguren, María Aranzazu (MDPI, 2022-11-18)In this work, shape-customized scaffolds based on waterborne polyurethane-urea (WBPUU) were prepared via the combination of direct ink writing 3D-printing and freeze-drying techniques. To improve the printing performance ... -
Enzymatic upgrading of nanochitin using an ancient lytic polysaccharide monooxygenase
Barandiaran, Leire; Alonso Lerma, Borja; Reifs, Antonio; Larraza Arocena, Izaskun; Olmos Juste, Raquel; Fernández Calvo, Alba; Jabalera, Ylenia; Eceiza Mendiguren, María Aranzazu; Pérez Jiménez, Raúl (Springer Nature, 2022-08-15)Numerous enzymes have the potential to upgrade biomass, converting it into high-tech materials for new applications. However, the features of natural enzymes often limit their use beyond chemical conversion of the substrate. ... -
Enzymatically produced cellulose nanocrystals as reinforcement for waterborne polyurethane and its applications
Alonso Lerma, Borja; Larraza Arocena, Izaskun; Barandiaran Larrea, Leyre; Ugarte Soraluce, Lorena; Saralegui Otamendi, Ainara; Corcuera Maeso, María Ángeles; Pérez Jiménez, Raúl; Eceiza Mendiguren, María Aranzazu (Elsevier Ltd., 2021-02)[EN] Waterborne polyurethanes (WBPUs) have been proposed as ecofriendly elastomers with several applications in coatings and adhesives. WBPU’s physicochemical properties can be enhanced by the addition of cellulose ...