Název:
The Novel Preparation of Hydrotreating Catalysts Using Machanochemical Activation of Aluminum Nitrate and NiMo Complexes.
Autoři:
Kaluža, Luděk ; Jirátová, Květa ; Tyuliev, G. ; Gulková, Daniela ; Balabánová, Jana ; Palcheva, R. ; Koštejn, Martin ; Spojakina, A. Typ dokumentu: Příspěvky z konference Konference/Akce: Symposium on Catalysis /50./, Prague (CZ), 20181105
Rok:
2018
Jazyk:
eng
Abstrakt: The novel Al2O3 synthesis by mechanochemical activation of aluminum nitrate hydrate was applied to prepare hydrodesulfurization (HDS) NiMo catalysts. Impregnation techniques using the complex made by dissolution of nitrilotriacetic acid (NTA), ammonium heptamolybdate and nickel nitrate and the Anderson-type heteropolyoxymolybdate ((NH4)4Ni(OH)6Mo6O18) complex were compared with conventional impregnation using subsequent deposition of ammonium heptamolybdate (first) and nickel nitrate (second) with calcination in between. Properties of the support and HDS catalysts were studied by N2 physisorption, Raman spectroscopy, H2 temperature-programmed reduction (H2-TPR), O2 chemisorption and X-ray photoelectron spectroscopy (XPS).
Klíčová slova:
Al2O3 support; hydrodesulfurization; NiMo catalyst Číslo projektu: GA17-22490S (CEP) Poskytovatel projektu: GA ČR Zdrojový dokument: Book of Abstracts, ISBN 978-80-87351-53-6
Práva: Dílo je chráněno podle autorského zákona č. 121/2000 Sb.