Synthesis and characterization of Sibunit-supported Pd–Ga, Pd–Zn, and Pd–Ag catalysts for liquid-phase acetylene hydrogenation
- Autores: Glyzdova D.V.1,2, Smirnova N.S.1, Leont’eva N.N.2, Gerasimov E.Y.3, Prosvirin I.P.3, Vershinin V.I.2, Shlyapin D.A.1, Tsyrul’nikov P.G.1
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Afiliações:
- Institute of Hydrocarbons Processing, Siberian Branch
- Omsk State University
- Boreskov Institute of Catalysis, Siberian Branch
- Edição: Volume 58, Nº 2 (2017)
- Páginas: 140-146
- Seção: Article
- URL: https://journal-vniispk.ru/0023-1584/article/view/162974
- DOI: https://doi.org/10.1134/S0023158417020057
- ID: 162974
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Resumo
Pd/Sibunit and Pd–M/Sibunit (M = Ga, Zn, or Ag) catalysts have been synthesized, and their catalytic properties in liquid-phase acetylene hydrogenation have been investigated. Doping of the palladium catalyst with a metal M leads to the formation of the Pd2Ga, PdZn, or Pd0.46Ag0.54 bimetallic compound. The bimetallic particles are much smaller (1.6–2.0 nm) than the monometallic palladium particles (4.0 nm). Doping with zinc raises the ethylene selectivity by 25% without affecting the activity of the catalyst. Specific features of the effect of each of the dopants on palladium are reported.
Sobre autores
D. Glyzdova
Institute of Hydrocarbons Processing, Siberian Branch; Omsk State University
Autor responsável pela correspondência
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644040; Omsk, 644077
N. Smirnova
Institute of Hydrocarbons Processing, Siberian Branch
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644040
N. Leont’eva
Omsk State University
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644077
E. Gerasimov
Boreskov Institute of Catalysis, Siberian Branch
Email: omsk-glyzdova@mail.ru
Rússia, Novosibirsk, 630090
I. Prosvirin
Boreskov Institute of Catalysis, Siberian Branch
Email: omsk-glyzdova@mail.ru
Rússia, Novosibirsk, 630090
V. Vershinin
Omsk State University
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644077
D. Shlyapin
Institute of Hydrocarbons Processing, Siberian Branch
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644040
P. Tsyrul’nikov
Institute of Hydrocarbons Processing, Siberian Branch
Email: omsk-glyzdova@mail.ru
Rússia, Omsk, 644040
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