Exploració per autor "Roncero Vivero, María Blanca"
Ara es mostren els items 21-40 de 133
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Biorefinery: the paper mill of tomorrow
Vidal Lluciá, Teresa; Torres López, Antonio Luis; Valls Vidal, Cristina; Cusola Aumedes, Oriol; Quintana, Elisabet; Andreu Terrén, Glòria; Aracri, Elisabetta; Fillat Latorre, Amanda; García Ubasart, Jordi; Beltramino, Facundo; Clemente Escuin, Antonio; Roncero Vivero, María Blanca (Campus de Terrassa de la UPC, 2013-06-13)
Text en actes de congrés
Accés obert -
Bleached dissolving pulps applying laccase treatments
Quintana, Elisabet; Valls Vidal, Cristina; Roncero Vivero, María Blanca (2012)
Text en actes de congrés
Accés restringit per política de l'editorialA biobleaching sequence, using a laccase enzyme (Trametes Villosa) in combination with different mediators, was applied to softwood dissolving cellulose in order to study its bleaching efficiency and its potential in terms ... -
Breve estado del arte de la celulosa bacteriana y sus aplicaciones
Durango Giraldo, Geraldine; Valls Vidal, Cristina; Roncero Vivero, María Blanca (OmniaScience, 2024-01)
Comunicació de congrés
Accés obertLa celulosa es un biopolímero, el cual constituye la pared celular de las plantas, junto con la lignina y la hemicelulosa. La celulosa también puede ser producida por microorganismo, tales como bacterias. Esta celulosa, ... -
CARACTERITZACIÓ D' AIGÜES (Examen 1r quadrimestre, 2n parcial)
Escalas Cañellas, Antoni; Roncero Vivero, María Blanca (Universitat Politècnica de Catalunya, 2011-01-18)
Examen
Accés restringit a la comunitat UPC -
Cellulose acetate films from chemo-enzymatic dissolving pulps
Quintana, Elisabet; Ago, Mariko; Valls Vidal, Cristina; Fernández Santos, Julia; Roncero Vivero, María Blanca; Rojas, Orlando J. (2022)
Comunicació de congrés
Accés obertThe purpose of this work is to obtain dissolving cellulose fibers that are suitable for the manufacturing of cellulose derivatives. Therefore, the combination of enzymatic and chemical treatments during the bleaching stage ... -
Cellulose oxidation by Laccase-TEMPO treatments
Quintana, Elisabet; Roncero Vivero, María Blanca; Vidal Lluciá, Teresa; Valls Vidal, Cristina (2017-02-10)
Article
Accés obertIn this work, laccase-TEMPO (Lac-T) treatments were applied to bleached commercial dissolving pulp in order to introduce carbonyl and carboxyl groups, which were found to improve dry and wet strength-related properties. ... -
Coating of laccase-activated phenols for the industrially-feasible functionalization of cellulose-based substrates
Cusola Aumedes, Oriol; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2014)
Comunicació de congrés
Accés restringit per política de l'editorialThe present work describes an innovative method for the hydrophobization of cellulosic material by impregnation with an enzymatically obtained functionalization solution (FS). Application of FS to the surface of previously ... -
Comparative evaluation of the action of two different endoglucanases. Part I: on a fully bleached, commercial acid sulfite dissolving pulp
Quintana, Elisabet; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2015-04-19)
Article
Accés obertA fully bleached commercial acid dissolving pulp was treated with two endoglucanases, one obtained from Paenibacillus barcinonensis (B) and the other one produced from Cerrena unicolor (F) with the intention to improve ... -
Comparative evaluation of the action of two different endoglucanases. Part II: on a biobleached acid sulphite pulp
Quintana, Elisabet; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2015-04-30)
Article
Accés obertA TCF sulphite pulp, bleached at the laboratory scale with a laccase–violuric acid system and complemented with a pressurized hydrogen peroxide stage, was treated with two endoglucanases, one obtained from Paenibacillus ... -
Composites of cellulose nanocrystals in combination with either cellulose nanofibril or carboxymethylcellulose as functional packaging films
Fernández Santos, Julia; Valls Vidal, Cristina; Cusola Aumedes, Oriol; Roncero Vivero, María Blanca (Elsevier, 2022-06-30)
Article
Accés obertCellulose nanocrystals (CNC) were mixed with either cellulose nanofibril (CNF) or carboxymethylcellulose (CMC) in variable proportions (0/100, 20/80, 40/60, 50/50, 60/40, 80/20 and 100/0) to obtain cast films with acceptable ... -
Conferring antioxidant capacity to cellulose based materials by using enzymatically-modified products
Cusola Aumedes, Oriol; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2015-05-30)
Article
Accés obertA new, industrially feasible method for conferring cellulosic substrates antioxidant properties by using enzymatic products was developed. The method allows cellulose surfaces such as those of paper sheets to be conferred ... -
Decoloració de paper reciclat mitjançant processos biotecnològics
Valls Vidal, Cristina; Cusola Aumedes, Oriol; Roncero Vivero, María Blanca (OmniaScience, 2020-01-31)
Text en actes de congrés
Accés obertEn aquest treball es proposa una nova seqüència biotecnològica per decolorar papers de color (vermell i negre). Per a aquest propòsit, s’utilitzen enzims del tipus lacasa en combinació amb mediadors naturals. Les propietats ... -
Developing antioxidant capacity to cellulose-based materials by using enzymatically-modified products
Cusola Aumedes, Oriol; Valls Vidal, Cristina; Vidal Lluciá, Teresa; Roncero Vivero, María Blanca (2015)
Comunicació de congrés
Accés restringit per política de l'editorialIn the present work various laccases (Lac) and different phenolic compounds potentially possessing antioxidant action were used in an enzymatic reaction to prepare several functionalization solutions (FS), which were then ... -
Development of advanced and multifunctional biomaterials from two- or three-dimensional structures of cellulose
Durango Giraldo, Geraldine; Valls Vidal, Cristina; Roncero Vivero, María Blanca (2023-05-17)
Comunicació de congrés
Accés obert -
Development of an antimicrobial bioactive paper made from bacterial cellulose
Buruaga Ramiro, Carolina; Valenzuela, Susana V.; Valls Vidal, Cristina; Roncero Vivero, María Blanca; Javier Pastor, F.I.; Diaz Lucea, M. Pilar; Martinez Soler, Josefina (2020-09-01)
Article
Accés obertBacterial cellulose (BC) has emerged as an attractive adsorptive material for antimicrobial agents due to its fine network structure, its large surface area, and its high porosity. In the present study, BC paper was first ... -
Differential activity of lytic polysaccharide monooxygenases on celluloses of different crystallinity. Effectiveness in the sustainable production of cellulose nanofibrils
Valenzuela, Susana V.; Valls Vidal, Cristina; Schink, Viviane; Sanchez, Daniel; Roncero Vivero, María Blanca; Diaz Lucea, M. Pilar; Martinez, Josefina; Javier Pastor, F.I. (2019-03-01)
Article
Accés obertA 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) ... -
Dispositivos microfluídicos digitales: fundamentos de su funcionamiento, requerimientos de fabricación y aplicaciones
Caro Pérez, Oriol; Roncero Vivero, María Blanca; Casals Terré, Jasmina (OmniaScience, 2023-03)
Comunicació de congrés
Accés obertEl uso de dispositivos microfluídicos digitales (DM) han demostrado ser herramientas muy eficaces para la manipulación de pequeños volúmenes de líquidos de forma precisa o su uso en lentes líquidas que superan en versatilidad ... -
DISSENY DE PECES DE VESTIR I ALTRES PRODUCTES TÈXTILS (Examen 1r Quadr.)
Roncero Vivero, María Blanca (Universitat Politècnica de Catalunya, 2006-01-17)
Examen
Accés restringit a la comunitat UPC -
DISSENY DE PECES DE VESTIR I ALTRES PRODUCTES TÈXTILS (Examen 1r Quadr.)
Roncero Vivero, María Blanca (Universitat Politècnica de Catalunya, 2009-01-12)
Examen
Accés restringit a la comunitat UPC -
DISSENY DE PECES DE VESTIR I ALTRES PRODUCTES TÈXTILS (Examen 1r Quadr.)
Roncero Vivero, María Blanca (Universitat Politècnica de Catalunya, 2004-11-03)
Examen
Accés restringit a la comunitat UPC