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Browsing by Author "García Domínguez, Juan Carlos"
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Aplicación de métodos hidrotérmicos y Lacasa-Mediador en procesos de biorrefinería de Eucalyptus Globulus
Loaiza Rodríguez, Javier Mauricio (Universidad de Huelva, 2019)Un desarrollo industrial sostenible y renovable pasa por la búsqueda/utilización de nuevas fuentes de recursos y productos químicos y de consumo donde la biomasa forestal lignocelulósica y en particular la de alta capacidad ... -
Aprovechamiento integral de Eucalyptus globulus en un esquema de biorrefinería en doble etapa
Loaiza Rodríguez, Javier Mauricio; Alfaro Martínez, Ascensión; López Baldovín, Francisco
; García, María T.; García Domínguez, Juan Carlos
(Wood Engineering Department of the University of Bío-Bío, 2020-01)
Se han aplicado dos tratamientos previos al proceso de pasteado etanol-sosa sobre madera de Eucalyptus globulus para evaluar su influencia sobre las propiedades de las pastas celulósicas obtenidas. Se aplica una primera ... -
Biomass valorization by using a sequence of acid hydrolysis and pyrolysis processes. Application to Leucaena leucocephala
Loaiza Rodríguez, Javier Mauricio; Díaz Blanco, Manuel Jesús; López Baldovín, Francisco
; García Domínguez, Juan Carlos
; García Domínguez, María Trinidad (Elsevier, 2017-09)
Among main ways to provide an environmentally friendly energy and platform chemicals are the lignocellulosic conversion processes. The proper execution of this way will depend on the correct selection of lignocellulosic ... -
Biorefinery of paulownia by autohydrolysis and soda-anthraquinone delignification process : characterization and application of lignin
Zamudio Aguilar, Minerva Ana María; Alfaro Martínez, Ascensión; Alva Salazar, Hugo Eduardo de; García Domínguez, Juan Carlos
; García Morales, Moisés
; López Baldovín, Francisco
(Wiley, 2015)
BACKGROUND Lignin is one of the most abundant polymers in nature. Its physical and chemical properties confer it a high potential for various uses including the production of thermoplastic matrices. This work characterized ... -
Biorefinery process for production of paper and oligomers from "Leucaena leucocephala K360" with or without prior autohydrolysis
Feria Infante, Manuel Javier; García Domínguez, Juan Carlos
; Díaz Blanco, Manuel Jesús
; Fernández Martínez, Manuel
; López Baldovín, Francisco
(Elsevier, 2012)
Lignocellulosic material from Leucaena leucocephala was subjected to a two-stage fractionation process to obtain a valorized effluent containing hemicellulose derivatives and a solid phase for producing cellulose pulp by ... -
Biorrefinería de materiales lignocelulósicos. "Eucalyptus globulus"
López Baldovín, Francisco; García Domínguez, Juan Carlos
; Feria Infante, Manuel Javier
; Zamudio Aguilar, Minerva Ana María; Pérez Muñoz, Antonio
(Universidad de Huelva, 2010)
Ante un panorama mundial acuciante en cuanto a escasez de materias primas, energía y fenómenos relacionados con la no biosostenibilidad, efecto invernadero y problemas sociológicos relacionados con el mundo agrario, forestal ... -
Caracterizaciòn y aplicación de lignina de Paulownia obtenida mediante un proceso de autohidrólisis y deslignificación NaOH/antraquinona
López Baldovín, Francisco; Zamudio, Minerva A. M.; Alva Salazar, Hugo Eduardo de; García Domínguez, Juan Carlos
; Gracia Morales, M.; Martín Alfonso, José Enrique
(Asociación de Químicos e Ingenieros del Instituto Químico de Sarriá, 2011)
Tradicionalmente la lignina se aprovecha energéticamente pero cada vez más se buscan nuevas aplicaciones como la fabricación de composites con propiedades físico-mecánicas iguales o superiores al polímero original. En ... -
Cellulosic pulp from "Leucaena diversifolia" by soda–ethanol pulping process
López Baldovín, Francisco; Pérez Muñoz, Antonio
; García Domínguez, Juan Carlos
; Feria Infante, Manuel Javier
; García Gómez, M. M.; Fernández Martínez, Manuel
(Elsevier, 2011)
A selection of the best wood raw materials for cellulose pulp and papermaking from five varieties of the Leucaena has been made (Leucaena diversifolia, Leucaena collinsii and three varieties of Leucaena leucocephala) with ... -
Chemical and energetic characterization of species with a high‐biomass production : fractionation of their components
López Baldovín, Francisco; García Domínguez, Juan Carlos
; Pérez Muñoz, Antonio
; Feria Infante, Manuel Javier
; Zamudio, Minerva A. M.; Garrote, Gil (Wiley, 2010)
In this work, we determined the properties of cellulose pulp and paper from six different lignocellulosic materials [Eucalyptus globulus, Arundo donax, Leucaena diversifolia, Paulownia fortunei, sunflower stalks and ... -
Energetic characterization of lignocellulosic biomass from Southwest Spain
Feria Infante, Manuel Javier; Rivera Díaz, Amanda
; Ruiz, Federico; Grandal, Esther; García Domínguez, Juan Carlos
; Pérez Muñoz, Antonio
; López Baldovín, Francisco
(Taylor & Francis, 2011)
Different lignocellulosic biomass sources were characterized energetically along a study period of two years in Huelva (southwestern region in Spain) for energy production. Then, the different kinds of lignocellulosic ... -
Furfural production from "Eucalyptus globulus" : optimizing by using neural fuzzy models
García Domínguez, María Trinidad; García Domínguez, Juan Carlos; Feria Infante, Manuel Javier
; Gómez Lozano, D. M.; López Baldovín, Francisco
; Díaz Blanco, Manuel Jesús
(Elsevier, 2013)
Samples of Eucalyptus globulus were subjected to isothermal autohydrolysis (temperature: 220–250 °C and isothermal residence time 0–60 min). The effect of the R0 factor on the sugar yield and composition of both liquid and ... -
Integral valorization of "Leucaena diversifolia" by hydrothermal and pulp processing
Feria Infante, Manuel Javier; Alfaro Martínez, Ascensión
; López Baldovín, Francisco
; García Domínguez, Juan Carlos
; Pérez Muñoz, Antonio
; Rivera Díaz, Amanda
(Elsevier, 2012)
Wood from the leguminous tree, Leucaena diversifolia, was subjected to hydrothermal treatment (autohydrolysis) at 160–180 °C for 0–30 min followed by ethanol–soda–anthraquinone delignification. The liquid phase contained ... -
Integral valorization of tagasaste (Chamaecytisus proliferus) under thermochemical processes
Loaiza Rodríguez, Javier Mauricio; López Baldovín, Francisco; García Domínguez, María Trinidad; García Domínguez, Juan Carlos
; Díaz Blanco, Manuel Jesús
(Springer Verlag, 2017-04)
The generation of compounds derived from lignocellulosic biomass fractionation has a boost in recent years. An interesting plant could be tagasaste (Chamaecytisus proliferus) due to its high biomass production and its ... -
Maximizing furfural concentration from wheat straw and Eucalyptus globulus by nonisothermal autohydrolysis
García Domínguez, María Trinidad; García Domínguez, Juan Carlos; López Baldovín, Francisco
; Diego, C. M. de; Díaz Blanco, Manuel Jesús
(Wiley, 2015)
The autohydrolysis process as a method for selective extraction of hemicelluloses and conversion to furfural was proposed for lignocellulosic raw materials. Samples of wheat straw (WS) and Eucalyptus globulus (EG) were ... -
Neural fuzzy model applied to autohydrolysis of Paulownia trihybrid
Zamudio, Minerva A. M.; Pérez Muñoz, Antonio; López Baldovín, Francisco
; García Domínguez, Juan Carlos
; Feria Infante, Manuel Javier
; Alfaro Martínez, Ascensión
(Elsevier, 2011)
A central composite factorial design was used in conjunction with the software ANFIS Edit MATLAB 6.5 to develop fuzzy neural model that reproduced the experimental results of the dependent variables with errors less than ... -
Optimization of furfural production by acid hydrolysis of "Eucalyptus globulus" in two stages
López Baldovín, Francisco; García Domínguez, María Trinidad; Feria Infante, Manuel Javier
; García Domínguez, Juan Carlos
; Diego, C. M. de; Zamudio, Minerva A. M.; Díaz Blanco, Manuel Jesús
(Elsevier, 2014)
The aim of this study was to optimize the production of furfural by hydrolysis with dilute acid of Eucalyptus globulus wood in two stages, using a factorial experimental design and multiple regression models to maximize ... -
Optimization of Laccase/Mediator System (LMS) Stage Applied in Fractionation of Eucalyptus globulus
Loaiza Rodríguez, Javier Mauricio; Alfaro Martínez, Ascensión; López Baldovín, Francisco
; García Domínguez, María Trinidad; García Domínguez, Juan Carlos
(MDPI, 2019)
In a biorefinery framework, a laccase/mediator system treatment following autohydrolysis was carried out for eucalyptus wood prior to soda-anthraquinone pulping. The enzymatic and autohydrolysis conditions, with a view to ... -
Optimization the soda-AQ process for cellulose pulp production and energy content of black liquor from L. leucocephala K360
Feria Infante, Manuel Javier; García Domínguez, Juan Carlos
; Díaz Blanco, Manuel Jesús
; Garrote Velasco, Gil; López Baldovín, Francisco
(Elsevier, 2012)
A commercial variety of Leucaena leucocephala K360 was used for pulp production and papermaking employing the soda-anthraquinone process. Also, the chemical and energy contents of the resultant black liquors were determined ... -
Paulownia as a rawmaterial for the production of pulp by soda-anthraquinone cooking with and without previous autohydrolysis
García Domínguez, Juan Carlos; Zamudio, Minerva A. M.; Pérez Muñoz, Antonio
; Alva Salazar, Hugo Eduardo de; López Baldovín, Francisco
(Wiley, 2011)
BACKGROUND: A central composite experimental design and multiple regression were used to model the production of pulp and paper sheets from a Paulownia fortunei × tormentosa × elongata trihybrid clone. Also, the same ... -
Paulownia as raw material for solid biofuel and cellulose pulp
López Baldovín, Francisco; Pérez Muñoz, Antonio
; Zamudio, Minerva A. M.; Alva Salazar, Hugo Eduardo de; García Domínguez, Juan Carlos
(Elsevier, 2012)
The influence of the process conditions of pulping of a trihybrid clone Paulownia on pulp properties in the soda-anthraquinone process has been investigated. A composite central experimental design and a multiple regression ...