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dc.creatorDagnino, Eliana Paola-
dc.creatorChamorro, E. R.-
dc.creatorRomano, Silvia Daniela-
dc.creatorFelissia, F. E.-
dc.creatorArea, Maria Cristina-
dc.date2016-12-07T21:13:46Z-
dc.date2016-12-07T21:13:46Z-
dc.date2013-03-
dc.date2016-11-23T18:19:07Z-
dc.date.accessioned2019-04-29T15:55:14Z-
dc.date.available2019-04-29T15:55:14Z-
dc.identifierDagnino, Eliana Paola; Chamorro, E. R.; Romano, Silvia Daniela; Felissia, F. E.; Area, Maria Cristina; Optimization of the acid pretreatment of rice hulls to obtain fermentable sugars for bioethanol production; Elsevier Science; Industrial Crops And Products; 42; 3-2013; 363-368-
dc.identifier0926-6690-
dc.identifierhttp://hdl.handle.net/11336/9041-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/305350-
dc.descriptionThe structural complexity of the lignocellulosic materials hinders enzymatic hydrolysis for what their conversion to bioethanol requires a pretreatment step. The aim of this work was to optimize the pretreatment of rice hulls with diluted acid. A Central Composite Design (CCD) was used to obtain regression equations in function of the variables: acid concentration and heating time. Optimal conditions were obtained by the Desirability function. As a strategy to obtain the best solid material for the production of ethanol by fermentation minimizing sugars degradation, the optimization of the pretreatments was performed following three scenarios. The optimum was established as the conditions that maximize glucans in the solid and xylose in the liquid (0.3%w/V of sulfuric acid and a 33min). The pretreated rice hull in those conditions was treated enzimatically. The performance of the enzymatic hydrolysis of was about 50% (25% of total sugars present) over a period of 48 h of reaction, and the efficiency of conversion of dissolved sugars to bioethanol was of 84%.-
dc.descriptionFil: Dagnino, Eliana Paola. Universidad de Buenos Aires. Facultad de Ingeniería. Departamento de Ingeniería Mecánica; Argentina. Universidad Tecnologica Nacional; Argentina-
dc.descriptionFil: Chamorro, E. R.. Universidad Tecnológica Nacional. Facultad Regional Resistencia. Centro de Investigación En Química Orgánica Biológica; Argentina-
dc.descriptionFil: Romano, Silvia Daniela. Universidad de Buenos Aires. Facultad de Ingeniería; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina-
dc.descriptionFil: Felissia, F. E.. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales; Argentina-
dc.descriptionFil: Area, Maria Cristina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales; Argentina-
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dc.languageeng-
dc.publisherElsevier Science-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S092666901200341X-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.indcrop.2012.06.019-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectBioethanol-
dc.subjectOptimization-
dc.subjectRice hulls-
dc.subjectPretreatment-
dc.subjectIngeniería de Procesos Químicos-
dc.subjectIngeniería Química-
dc.subjectINGENIERÍAS Y TECNOLOGÍAS-
dc.titleOptimization of the acid pretreatment of rice hulls to obtain fermentable sugars for bioethanol production-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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