Hydrotreatment of the Carbohydrate-Rich Fraction of Pyrolysis Liquids Using Bimetallic Ni Based Catalyst: Catalyst Activity and Product Property Relations Full article
Journal |
Fuel Processing Technology
ISSN: 0378-3820 |
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Output data | Year: 2018, Volume: 169, Pages: 258-268 Pages count : 11 DOI: 10.1016/j.fuproc.2017.10.006 | ||||||||
Tags | Hydrotreatment, Ni based catalysts, Pyrolysis liquids, Pyrolytic sugar | ||||||||
Authors |
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Affiliations |
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Funding (1)
1 | Netherlands Enterprise Agency |
Abstract:
The use of novel nickel based catalysts for the catalytic hydrotreatment of pyrolytic sugars, the carbohydrate-rich fraction of pine derived pyrolysis liquids, is reported. The catalysts are characterized by a high nickel loading (38 to 57 wt%), promoted by Cu, Pd, and/or Mo and a SiO2 based inorganic matrix. Experiments were carried out at 180 °C and 120 bar initial hydrogen pressure (room temperature) in a batch reactor set-up to gain insight in catalyst activity and product properties as a function of the catalyst composition. The most promising catalyst in terms of activity, as measured by the hydrogen uptake during reaction, was the Ni-Mo/SiO2-Al2O3 catalyst whereas the performance of the monometallic Ni/SiO2-Al2O3 catalyst was the lowest. As a result, the product oil obtained by the bimetallic Ni-Mo catalyst showed the highest H/C ratio and the lowest molecular weight of all catalysts tested. A detailed catalyst characterization study revealed that addition of Mo to the Ni catalyst suppresses the agglomeration of nickel nanoparticles during the catalytic hydrotreatment reaction.
Cite:
Yin W.
, Venderbosch R.H.
, Alekseeva M.V.
, Figueirêdo M.B.
, Heeres H.
, Khromova S.A.
, Yakovlev V.A.
, Cannilla C.
, Bonura G.
, Frusteri F.
, Heeres H.J.
Hydrotreatment of the Carbohydrate-Rich Fraction of Pyrolysis Liquids Using Bimetallic Ni Based Catalyst: Catalyst Activity and Product Property Relations
Fuel Processing Technology. 2018.
V.169. P.258-268. DOI: 10.1016/j.fuproc.2017.10.006
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Hydrotreatment of the Carbohydrate-Rich Fraction of Pyrolysis Liquids Using Bimetallic Ni Based Catalyst: Catalyst Activity and Product Property Relations
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Dates:
Submitted: | Jul 10, 2017 |
Accepted: | Oct 7, 2017 |
Published online: | Oct 31, 2017 |
Published print: | Jan 1, 2018 |
Identifiers:
Web of science: | WOS:000416189400028 |
Scopus: | 2-s2.0-85033609096 |
Elibrary: | 31040901 |
Chemical Abstracts: | 2017:1724833 |
OpenAlex: | W2766901941 |