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dc.contributor.author
Mamaní, Arminda Noemí
dc.contributor.author
Castilla, Josúe
dc.contributor.author
Deiana, Ana Cristina
dc.contributor.author
Sardella, Maria Fabiana
dc.contributor.author
Maturano, Yolanda Paola
dc.date.available
2022-05-02T13:13:12Z
dc.date.issued
2021-10
dc.identifier.citation
Mamaní, Arminda Noemí; Castilla, Josúe; Deiana, Ana Cristina; Sardella, Maria Fabiana; Maturano, Yolanda Paola; Use of activated carbons for detoxification of a lignocellulosic hydrolysate: Statistical optimisation; Academic Press Ltd - Elsevier Science Ltd; Journal of Environmental Management; 296; 10-2021; 1-9
dc.identifier.issn
0301-4797
dc.identifier.uri
http://hdl.handle.net/11336/156193
dc.description.abstract
In order to improve bioethanol production from hydrolysates from olive tree pruning residues the present study assessed a detoxification method using the same waste material. The objective was to develop optimal removal without diminishing fermentable sugars. A statistical optimisation study was performed for the production of activated carbons using the same olive tree pruning residue as raw material. The effect of the impregnation ratio, activation temperature and the time needed for maximum removal of the phenolic compounds was assayed. The conditions for maximum adsorption were as follows: 799.18 ◦ C, IR 4.88 and 101.38 min of activation, removing 55%, 64% and 41% of total phenolic compounds, HMF and furfural, respectively. The activated carbon obtained under optimum conditions (Aop) was submitted to adsorption kinetics and equilibrium assays. Experimental kinetic data were well represented by a pseudo-first order kinetic and intraparticle diffusion model, which helped explain the adsorption mechanism. Experimental isotherms were analysed with Langmuir, Freundlich and Temkin models, and Langmuir best fitted the experimental data. Hydrolysate from olive tree pruning residues, detoxified with the optimum activated carbon, was fermented with a commercial Saccharomyces cerevisiae yeast, obtaining a 100% theoretical maximum ethanol yield and a 56% bioconversion of fermentable sugars.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Academic Press Ltd - Elsevier Science Ltd
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
DETOXIFICATION
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OLIVE TREE PRUNING
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ACTIVATED CARBON
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ADSORTION
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INTEGRAL VALORIZATION
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Bioproductos, Biomateriales, Bioplásticos, Biocombustibles, Bioderivados, etc.
dc.subject.classification
Biotecnología Industrial
dc.subject.classification
INGENIERÍAS Y TECNOLOGÍAS
dc.title
Use of activated carbons for detoxification of a lignocellulosic hydrolysate: Statistical optimisation
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2022-02-22T16:49:58Z
dc.journal.volume
296
dc.journal.pagination
1-9
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Mamaní, Arminda Noemí. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Juan; Argentina. Universidad Nacional de San Juan. Facultad de Ingeniería. Instituto de Ingeniería Química; Argentina
dc.description.fil
Fil: Castilla, Josúe. Universidad Nacional de San Juan. Facultad de Ingeniería. Instituto de Ingeniería Química; Argentina
dc.description.fil
Fil: Deiana, Ana Cristina. Universidad Nacional de San Juan. Facultad de Ingeniería. Instituto de Ingeniería Química; Argentina
dc.description.fil
Fil: Sardella, Maria Fabiana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Juan; Argentina. Universidad Nacional de San Juan. Facultad de Ingeniería. Instituto de Ingeniería Química; Argentina
dc.description.fil
Fil: Maturano, Yolanda Paola. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional de San Juan. Facultad de Ingeniería. Instituto de Biotecnología; Argentina
dc.journal.title
Journal of Environmental Management
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0301479721013827
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.jenvman.2021.113320
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