Laser electrodispersion as a new chlorine-free method for the production of highly effective metal containing supported catalystsстатья
Информация о цитировании статьи получена из
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Scopus
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:Laser electrodispersion (LED) of metals is a promising technique for the prepara- tion of heterogeneous catalysts as an alternative to wet impregnation of supports with the cor- responding salt solutions. The LED technique can be used to deposit highly active chloride- and nitrate-free metal nanoparticles onto carbon or oxide supports. We report preparation and properties of new Ni-, Pd-, and Au-containing alumina-supported catalysts with low metal loadings (10–3–10–4 % mass) and their comparison with the previously studied carbon (Sibunit) supported systems. The catalysts demonstrate high stability and extremely high spe- cific catalytic activity (by 2–3 orders of magnitude higher than for traditional catalysts) in the gas-phase hydrodechlorination (HDC) of chlorobenzene (CB).