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Browsing by Subject "Cellulose"

Now showing items 1-20 of 21

AUXIN BINDING PROTEIN1 links cell wall remodelling, auxin signalling and cell expansion in Arabidopsis

Parque, Sebastien; Mouille, Gregory; Grandont, Lauri; Alabadí Diego, David; Gaertner, Cyril; Goyallon, Arnaud; Muller, Philippe; Primard-Brisset, Catherine; Sormany, Rodnay; Blazquez Rodriguez, Miguel Angel; Perrot-Rechenmann, Catherine (American Society of Plant Biologists, 2014-01)

[EN] Cell expansion is an increase in cell size and thus plays an essential role in plant growth and development. Phytohormones and the primary plant cell wall play major roles in the complex process of cell expansion. In ...
Bacterial cellulose nanowhiskers to enhance the properties of plastics and bioplastics of interest in food packaging

Martínez Sanz, Marta (2013-07-01)

El presente trabajo tiene por objetivo estudiar las aplicaciones de los nanocristales o ¿nanowhiskers¿ extraídos mediante hidrólisis ácida de celulosa bacteriana (BCNW) para el desarrollo de materiales poliméricos y ...
Compatibilization of highly sustainable polylactide/almond shell flour composites by reactive extrusion with maleinized linseed oil

Quiles-Carrillo, Luis; Montanes, Nestor; Sammon, C.; Balart, Rafael; Torres-Giner, S. (Elsevier, 2018)

[EN] Highly sustainable composites were produced by melt compounding polylactide (PLA) with almond shell flour (ASF), a processed by-product of the food industry, at a constant weight content of 30 wt.-%. However, due to ...
Correlation of chemical, structural and thermal properties of naturalfibres for their sustainable exploitation

Moriana Torró, Rosana; Vilaplana Domingo, Francisco Javier; Karlsson, Sigbritt; Ribes Greus, María Desamparados (Elsevier, 2014-11-04)

The potential of lignocellulosic natural fibres as renewable resources for thermal conversion and material reinforcement is largely dependent on the correlation between their chemical composition, crystalline structure ...
Development of amino-functionalized membranes for removal of microorganism

Peña-Gomez, Nataly; Ruiz Rico, María; Fernández Segovia, Isabel; Barat Baviera, José Manuel (Elsevier, 2018)

[EN] Treatments to ensure water supply of an acceptable hygienic-sanitary quality is of vast importance. Among unconventional treatments, membrane technologies have recently stood out. Immobilization of antimicrobial ...
Development of polymeric and silica filtering materials functionalized with antimicrobial compounds for the elimination of microorganisms in liquid food

Peña Gomez, Natalie (2020-02-17)

[ES] En la presente tesis doctoral se ha evaluado el uso de nuevos soportes celulósicos y silíceos como sistemas de filtración para la estabilización y conservación de alimentos líquidos con el fin de afrontar dos grandes ...
Dielectric spectroscopy of natural rubber-cellulose II nanocomposites

Ortiz Serna, Mª Pilar; Díaz Calleja, Ricardo; Sanchis Sánchez, María Jesús; Riande, Evaristo; Numes, R.; Martins, A.; Visconte, L. (Elsevier, 2011)

[EN] Nanocomposite materials obtained from natural rubber (NR) reinforced with different amounts of cellulose II nanoparticles (in the range of 0 to 30 phr) are studied by dielectric spectroscopy (DS). For comparative ...
Direct Conversion of Cellulose into Alkyl Glycoside Surfactants

Puga, Alberto V.; Corma Canós, Avelino (John Wiley & Sons, 2017)

[EN] The one-step production of biodegradable alkyl glycoside (1-dodecyl mono- and oligoglucoside) surfactants from cellulose has been achieved by direct alcoholysis in fatty alcohol media under BrOnsted acid catalysis at ...
Efficient production and separation of biodegradable surfactants from cellulose in 1-butyl-3-methylimidazolium chloride

Puga, Alberto V.; Corma Canós, Avelino (Wiley-VCH Verlag, 2014-12)

[EN] Alkyl glycoside biodegradable surfactants were produced from cellulose and 1-octanol or 1-dodecanol in a one-pot, two-step (hydrolysis-glycosidation) process in 1-butyl-3-methylimidazolium chloride. Both surfactant ...
Estudio comparativo de materiales sostenibles aislantes en arquitectura

Segura Cruz, Joaquín (2020-02-19)

[ES] El objetivo de este trabajo es estudiar diferentes alternativas al aislamiento térmico tipo que se emplea actualmente dentro de la tipología de cerramiento de dos hojas con o sin cámara de aire y aislamiento térmico ...
Evaluación de los cambios estructurales de galletas elaboradas con sustitutos de grasa

Embuena Candela, María de los Desamparados (2015-09-02)

[EN] In a social context in which the consumer values increasingly healthy and low-fat foods, biscuits reformulation has been studied to decrease its lipid content. In order to investigate it, two variables were selected, ...
Improved antimicrobial activity of immobilised essential oil components against representative spoilage wine microorganisms

García-Ríos, Estéfani; Ruiz Rico, María; Guillamón Navarro, José Manuel; Pérez-Esteve, Édgar; Barat Baviera, José Manuel (Elsevier, 2018)

[EN] Wine, as a fermented drink, is considered a microbiologically safe beverage, but the growth of spoilage microorganisms can cause economic damage. As a new preservative process, the application of immobilised essential ...
Modelling the enantioresolution capability of cellulose tris(3,5-dichlorophenylcarbamate) stationary phase in reversed phase conditions for neutral and basic chiral compounds

Martin-Biosca, Y.; Escuder-Gilabert, Laura; Medina-Hernandez, M. J.; Sagrado Vives, Salvador (Elsevier, 2018)

[EN] To the best of our knowledge, the prediction of the enantioresolution ability of polysaccharides-based stationary phases in liquid chromatography for structurally unrelated compounds has not been previously reported. ...
Obtención de oleogeles de HPMC. Influencia de la formulación y del procesado sobre la estabilidad.

Villamayor Belinchón, María (2019-09-26)

[ES] Numerosos estudios realizados en los últimos años han demostrado la relación directa entre el elevado consumo de grasas saturadas y trans y el aumento del riesgo de padecer enfermedades cardiovasculares y diabetes. ...
Prediction models for higher heating value based on the structural analysis of the biomass of plant remains from the greenhouses of Almería (Spain)

Callejon-Ferre, A. J.; Carreno-Sanchez, J.; Suarez-Medina, F. J.; Perez-Alonso, J.; Velázquez Martí, Borja (Elsevier, 2014-01)

Within the realm of renewable energies, biomass will play a fundamental role in the coming years, especially due to the rise in the prices of fossil fuels, the doubtful safety of nuclear energy, and the need to reduce CO2 ...
Recubrimientos de biopolímeros degradabales para su aplicación en frutas

Campos Rosillo, Sergio (2015-01-19)

[CAT] El present treball té com a objectiu realitzar una recomanació tècnica davant un cas pràctic: “allargar la vida útil de maduixes i maduixots i raïm de taula mitjançant l'aplicació de recobriments comestibles”. Per a ...
Revalorization of sunflower stalks as novel sources of cellulose nanofibrils and nanocrystals and their effect on wheat gluten bionanocomposite properties

Fortunati, Elena; Luzi, F.; Jiménez Marco, Alberto; Gopakumar, DA; Puglia, D.; Thomas, S.; Kenny, J.M.; Chiralt, A.; Torre, L. (Elsevier, 2016-09-20)

[EN] Novel gluten based bionanocomposites reinforced with cellulose nanofibrils (CNF) and cellulose nanocrystals (CNC) extracted from sunflower stalks by respectively a steam explosion treatment and a hydrolysis procedure, ...
Sound absorption properties of unbleached cellulose loose-fill insulation material

Arenas, Jorge P.; Rebolledo, Juan; Rey Tormos, Romina María del; Alba Fernández, Jesús (North Carolina State University, 2014-11)

[EN] Recyclable cellulose loose-fill insulation has been commonly used in heavy timber construction for treating attic areas, under floors, and wall cavities. Through the kraft process, the unbleached cellulose adopts a ...
Surface stiffening and enhanced photoluminescence of ion implanted cellulose - polyvinyl alcohol - silica composite

Shanthini, G. M.; Sakthivel, N.; Menon, Ranjini; Nabhiraj, P. Y.; Gómez-Tejedor, José Antonio; Meseguer Dueñas, José María; Gómez Ribelles, José Luís; Krishna, J. B. M.; Kalkura, S. Narayana (Elsevier, 2016-11-20)

Novel Cellulose (Cel) reinforced polyvinyl alcohol (PVA)-Silica (Si) composite which has good stability and in vitro degradation was prepared by lyophilization technique and implanted using N3+ ions of energy 24 keV in the ...
Transformation of Cellulose into Biodegradable Alkyl Glycosides by Following Two Different Chemical Routes

Villandier, Nicolas; Corma Canós, Avelino (Wiley-VCH Verlag, 2011-04-18)

The transformation of cellulose into long-chain alkyl glycoside surfactants has been carried out following two different routes: (1) Direct transformation of cellulose to butyl-, hexyl-, octyl-, decyl- and dodecyl-a,ß-glycosides ...