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Registro Completo |
Biblioteca(s): |
Embrapa Florestas. |
Data corrente: |
06/09/2017 |
Data da última atualização: |
29/01/2018 |
Tipo da produção científica: |
Artigo em Anais de Congresso |
Autoria: |
CADEMARTORI, P. H. G. de; MATTOS, B. D.; LOURENÇON, T. V.; HARRES, A. N.; CAPOBIANCO, G.; MATOS, M. de; BOLZON DE MUNIZ, G. I.; MAGALHAES, W. L. E. |
Afiliação: |
Pedro Henrique Gonzalez de Cademartori, PHD, UFPR; Bruno Dufau Mattos, Estudante PHD, UFPR; Tainise Vergara Lourençon, Estudanre PHD, UFPR; Andrey Nicolas Harres, Estudante graduada, UFPR; Gino Capobianco, Professor, UNIGUAÇU; Mailson de Matos, Estudante PHD, UFPR; Graciela Ines Bolzon de Muniz, Professora, UFPR; WASHINGTON LUIZ ESTEVES MAGALHAES, CNPF. |
Título: |
Production of activated carbon from fast-pyrolysis biochar. |
Ano de publicação: |
2017 |
Fonte/Imprenta: |
In: INTERNATIONAL SYMPOSIUM ON WOOD, FIBRE AND PULPING CHEMISTRY, 19., 2017, Porto Seguro. Proceedings. Viçosa, MG: UFV, 2017. |
Páginas: |
p. 229-232. |
Idioma: |
Inglês |
Conteúdo: |
Thermochemical conversion of lignocellulosic biomass via fast-pyrolysis technique has become an interesting alternative to produce valuable bio-based products, such as the bio-oil. This alternative, for instance, can increase even more the profitability of such well-consolidated pulp and paper industries by turning it into more energetically self-sufficient processo Besides bio-oil, the fast-pyrolysis process results in many byproducts with high economic and environmental benefits. Biochar is one of these byproducts, and it can be activated by physical and chemical methods to use for water treatment and for environmental remediation. This study investigates the activation of biochar obtained from the fast-pyrolysis of wood biomass. The biochar was collected from a pilot-plant of bio-oil production and then activated via physical route (C02) at 800°C for 30 and 60 minutes; and via chemical route (H3P04) at 450, 550 and 650°C for 60 minutes. The activated carbon was characterized by product yield, proximate analysis, surface area and thermogravimetric analysis. The chemical routes with H3P04 were more efficient than the physical routes with CO2. The chemical activation at 450°C presented the highest product yield (80.47%) followed by a decrease in the yield to 71-75% with the increase of the temperature. The fixed carbon content increased after both physical and chemical activation, remaining around 91%. On the other hand, the volatile matter decreased significantly, especially in the physical routes. The surface area increased from 17.94 (untreated biochar) to 450-655 m2/g, confirming the improvement of the porosity, mainly in the biochar activated by H3P04 at 450°C and by CO2 for 60 minutes. Ali biochar activated by chemical routes presented similar residual mass at 600°C, whereas the material physically activated with CO2 presented lower residual mass, especially the one treated for 30 minutes. Overall, these results provide an alternative to produce a high added-value material from a fast-pyrolysis byproduct, encouraging the exploration of thermochemical conversion of lignocellulosic biomass. MenosThermochemical conversion of lignocellulosic biomass via fast-pyrolysis technique has become an interesting alternative to produce valuable bio-based products, such as the bio-oil. This alternative, for instance, can increase even more the profitability of such well-consolidated pulp and paper industries by turning it into more energetically self-sufficient processo Besides bio-oil, the fast-pyrolysis process results in many byproducts with high economic and environmental benefits. Biochar is one of these byproducts, and it can be activated by physical and chemical methods to use for water treatment and for environmental remediation. This study investigates the activation of biochar obtained from the fast-pyrolysis of wood biomass. The biochar was collected from a pilot-plant of bio-oil production and then activated via physical route (C02) at 800°C for 30 and 60 minutes; and via chemical route (H3P04) at 450, 550 and 650°C for 60 minutes. The activated carbon was characterized by product yield, proximate analysis, surface area and thermogravimetric analysis. The chemical routes with H3P04 were more efficient than the physical routes with CO2. The chemical activation at 450°C presented the highest product yield (80.47%) followed by a decrease in the yield to 71-75% with the increase of the temperature. The fixed carbon content increased after both physical and chemical activation, remaining around 91%. On the other hand, the volatile matter decreased significantly, especiall... Mostrar Tudo |
Palavras-Chave: |
Bio óleo; Bio-oil; Biochar activation; Biorefinaria; Conversão termoquímica; Thermochemical conversion. |
Thesaurus Nal: |
Activated carbon; Biorefining; surface area. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/163591/1/2017-Washington-ISWFPC-Production.pdf
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Marc: |
LEADER 03102nam a2200313 a 4500 001 2075214 005 2018-01-29 008 2017 bl uuuu u00u1 u #d 100 1 $aCADEMARTORI, P. H. G. de 245 $aProduction of activated carbon from fast-pyrolysis biochar.$h[electronic resource] 260 $aIn: INTERNATIONAL SYMPOSIUM ON WOOD, FIBRE AND PULPING CHEMISTRY, 19., 2017, Porto Seguro. Proceedings. Viçosa, MG: UFV$c2017 300 $ap. 229-232. 520 $aThermochemical conversion of lignocellulosic biomass via fast-pyrolysis technique has become an interesting alternative to produce valuable bio-based products, such as the bio-oil. This alternative, for instance, can increase even more the profitability of such well-consolidated pulp and paper industries by turning it into more energetically self-sufficient processo Besides bio-oil, the fast-pyrolysis process results in many byproducts with high economic and environmental benefits. Biochar is one of these byproducts, and it can be activated by physical and chemical methods to use for water treatment and for environmental remediation. This study investigates the activation of biochar obtained from the fast-pyrolysis of wood biomass. The biochar was collected from a pilot-plant of bio-oil production and then activated via physical route (C02) at 800°C for 30 and 60 minutes; and via chemical route (H3P04) at 450, 550 and 650°C for 60 minutes. The activated carbon was characterized by product yield, proximate analysis, surface area and thermogravimetric analysis. The chemical routes with H3P04 were more efficient than the physical routes with CO2. The chemical activation at 450°C presented the highest product yield (80.47%) followed by a decrease in the yield to 71-75% with the increase of the temperature. The fixed carbon content increased after both physical and chemical activation, remaining around 91%. On the other hand, the volatile matter decreased significantly, especially in the physical routes. The surface area increased from 17.94 (untreated biochar) to 450-655 m2/g, confirming the improvement of the porosity, mainly in the biochar activated by H3P04 at 450°C and by CO2 for 60 minutes. Ali biochar activated by chemical routes presented similar residual mass at 600°C, whereas the material physically activated with CO2 presented lower residual mass, especially the one treated for 30 minutes. Overall, these results provide an alternative to produce a high added-value material from a fast-pyrolysis byproduct, encouraging the exploration of thermochemical conversion of lignocellulosic biomass. 650 $aActivated carbon 650 $aBiorefining 650 $asurface area 653 $aBio óleo 653 $aBio-oil 653 $aBiochar activation 653 $aBiorefinaria 653 $aConversão termoquímica 653 $aThermochemical conversion 700 1 $aMATTOS, B. D. 700 1 $aLOURENÇON, T. V. 700 1 $aHARRES, A. N. 700 1 $aCAPOBIANCO, G. 700 1 $aMATOS, M. de 700 1 $aBOLZON DE MUNIZ, G. I. 700 1 $aMAGALHAES, W. L. E.
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Registro original: |
Embrapa Florestas (CNPF) |
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Registros recuperados : 15 | |
8. | | MATTOS, B. D.; MISSIO, A. L.; CADEMARTORI, P. H. G.; LOURENÇON, T. V.; GATTO, D. A.; MAGALHAES, W. L. E. Pinewood composite prepared by in situ graft polymerization of epoxy monomer. Polymer Composites, v. 38, n. 3, p. 597-603, Mar. 2017.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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9. | | SIQUEIRA, G. L. de A. de; LAZZAROTTO, S. R. da S.; HORNUNG, P. S.; LOURENÇON, T. V.; SILVEIRA, A. C. da; SCHNITZLER, E.; LAZZAROTTO, M. Effect of acid alcoholic solution in waxy maize starch treatment. In: CONGRESSO BRASILEIRO DE ANÁLISE TÉRMICA E CALORIMETRIA, 10.; CONGRESSO PAN AMERICANO DE ANÁLISE TÉRMICA E CALORIMETRIA, 4., 2016, São Paulo. Trabalhos. [S.l.]: ABRATEC, 2016. 4 p. Disponível online.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Florestas. |
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11. | | MATOS, M.; MATTOS, B. D.; CADEMARTORI, P. H. G. de; LOURENÇON, T. V.; HANSEL, F. A.; ZANONI, P. R. S.; YAMAMOTO, C. I.; MAGALHAES, W. L. E. Pilot-scaled fast-pyrolysis conversion of eucalyptus wood fines into products: discussion toward possible applications in biofuels, materials, and precursors. BioEnergy Research, v. 13, p. 411-422, 2020.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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12. | | LOURENÇON, T. V.; ALAKURTII, S.; VIRTANEN, T.; JÄÄSKELÄINEN, A.-S.; LIITIÄ, T.; HUGHES, M.; MAGALHAES, W. L. E.; BOLZON DE MUNIZ, G. I.; TAMMINEN, T. Phenol-formaldehyde resins with suitable bonding strength synthesized from "less-reactive" hardwood lignin fractions. Holzforschung, v. 74, n. 2, p. 175-183, Feb. 2020.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 2 |
Biblioteca(s): Embrapa Florestas. |
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13. | | CADEMARTORI, P. H. G. de; MATTOS, B. D.; LOURENÇON, T. V.; HARRES, A. N.; CAPOBIANCO, G.; MATOS, M. de; BOLZON DE MUNIZ, G. I.; MAGALHAES, W. L. E. Production of activated carbon from fast-pyrolysis biochar. In: INTERNATIONAL SYMPOSIUM ON WOOD, FIBRE AND PULPING CHEMISTRY, 19., 2017, Porto Seguro. Proceedings. Viçosa, MG: UFV, 2017. p. 229-232.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Florestas. |
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14. | | LOURENÇON, T. V.; LIMA, G. G. de; RIBEIRO, C. S. P.; HANSEL, F. A.; MACIEL, G. M.; SILVA, K. da; WINNISCHOFER, S. M. B.; BOLZON DE MUNIZ, G. I.; MAGALHAES, W. L. E. Antioxidant, antibacterial and antitumoural activities of kraft lignin fromhardwood fractionated by acid precipitation. International Journal of Biological Macromolecules, v. 166, p. 1535-1542, Jan. 2021.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Florestas. |
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15. | | MAGALHAES, W. L. E.; CADEMARTORI, P. H. G. de; BOLZON DE MUNIZ, G. I.; CARNEIRO, M. E.; LENGOWSKI, E. C.; MATTOS, B. D.; LOURENÇON, T. V.; VIANA, L. C.; KUMODE, M. M. N. Nanotechnology applied to forest sector: some researches at Embrapa Forestry. In: CANADA - BRAZIL WORKSHOP ON SUSTAINABLE NANOMATERIALS, 3., 2014, Belo Horizonte. General program. [S.l.]: Ministério da Ciência e Tecnologia, 2014. p. 14. Abstract.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Florestas. |
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Registros recuperados : 15 | |
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