Artículo
In-situ HDO of guaiacol over nitrogen-doped activated carbon supported nickel nanoparticles
Autor/es | Jin, Wei
Pastor Pérez, Laura Villora Picó, Juan J. Pastor Blas, M. Mercedes Odriozola Gordón, José Antonio Sepúlveda Escribano, Antonio Ramírez Reina, Tomás |
Departamento | Universidad de Sevilla. Departamento de Química Inorgánica |
Fecha de publicación | 2021 |
Fecha de depósito | 2022-10-06 |
Publicado en |
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Resumen | In-situ hydrodeoxygenation of guaiacol over Ni-based nitrogen-doped activated carbon supported catalysts is presented in this paper as an economically viable route for bio-resources upgrading. The overriding concept of ... In-situ hydrodeoxygenation of guaiacol over Ni-based nitrogen-doped activated carbon supported catalysts is presented in this paper as an economically viable route for bio-resources upgrading. The overriding concept of this paper is to use water as hydrogen donor for the HDO reaction, suppressing the input of external high-pressure hydrogen. The effect of nitrogen sources, including polypyrrole (PPy), polyaniline (PANI) and melamine (Mel) on the structural, electronic and ultimately of catalytic features of the designed materials have been addressed. Nitrogen-doped samples are more active than the undoped counterparts in the “H2-free” HDO process. For instance, the conversion of guaiacol increased by 8 % for Ni/PANI-AC compared to that of Ni/AC catalysts. The superior performance of Ni/NC can be attributed to the acid-base properties and modified electronic properties, which favours the C-O cleavage and water activation as well as enhances dispersion of Ni particles on the catalysts’ surface. |
Agencias financiadoras | Engineering and Physical Sciences Research Council (UK) Ministerio de Ciencia e Innovación (MICIN). España Ministerio de Economía y Competitividad (MINECO). España |
Identificador del proyecto | EP/R512904/1
JINPID2019-108502RJ-I00 MAT2016-80285-P |
Cita | Jin, W., Pastor Pérez, L., Villora Picó, J.J., Pastor Blas, M.M., Odriozola Gordon, J.A., Sepúlveda Escribano, A. y Ramírez Reina, T. (2021). In-situ HDO of guaiacol over nitrogen-doped activated carbon supported nickel nanoparticles. Applied Catalysis A: General, 620, 118033. https://doi.org/10.1016/j.apcata.2021.118033. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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In-situ HDO.pdf | 1.311Mb | [PDF] | Ver/ | |