Search Results - "Hajdu, Viktória"

Preparation and Testing of a Palladium-Decorated Nitrogen-Doped Carbon Foam Catalyst for the Hydrogenation of Benzophenone by Prekob, Ádám, Hajdu, Viktória, Fejes, Zsolt, Kristály, Ferenc, Viskolcz, Béla, Vanyorek, László

“…Catalytic activity of a palladium catalyst with a porous carbon support was prepared and tested for benzophenone hydrogenation. The selectivity and yields…”
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Nickel ferrite decorated noble metal containing nitrogen-doped carbon nanotubes as potential magnetic separable catalyst for dinitrotoluene hydrogenation by Hajdu, Viktória, Sikora, Emőke, Muránszky, Gábor, Kristály, Ferenc, Kaleta, Zoltán, Nagy, Miklós, Viskolcz, Béla, Fiser, Béla, Vanyorek, László

“…The 2,4-toluenediamine (TDA) is one of the most important chemicals in the polyurethane industry, produced by the catalytic hydrogenation of 2,4-dinitrotoluene…”
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Bentonite as eco-friendly natural mineral support for Pd/CoFe2O4 catalyst applied in toluene diamine synthesis by Hatvani-Nagy, Alpár F., Hajdu, Viktória, Ilosvai, Ágnes Mária, Muránszky, Gábor, Sikora, Emőke, Kristály, Ferenc, Daróczi, Lajos, Viskolcz, Béla, Fiser, Béla, Vanyorek, László

“…Toluene diamine (TDA) is a major raw material in the polyurethane industry and thus, its production is highly important. TDA is obtained through the catalytic…”
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Amine Functionalization Leads to Enhanced Performance for Nickel- and Cobalt-Ferrite-Supported Palladium Catalysts in Nitrobenzene Hydrogenation by Hajdu, Viktória, Prekob, Ádám, Muránszky, Gábor, Kristály, Ferenc, Daróczi, Lajos, Harasztosi, Lajos, Kaleta, Zoltán, Viskolcz, Béla, Nagy, Miklós, Vanyorek, László

“…Easy preparation, good yield and easy recovery are the key challenges in the development of industrial catalysts. To meet all these three criteria, we have…”
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Development of High-Efficiency, Magnetically Separable Palladium-Decorated Manganese-Ferrite Catalyst for Nitrobenzene Hydrogenation by Hajdu, Viktória, Muránszky, Gábor, Nagy, Miklós, Kopcsik, Erika, Kristály, Ferenc, Fiser, Béla, Viskolcz, Béla, Vanyorek, László

“…Aniline (AN) is one of the most important compounds in the chemical industry and is prepared by the catalytic hydrogenation of nitrobenzene (NB). The…”
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Palladium Decorated, Amine Functionalized Ni-, Cd- and Co-Ferrite Nanospheres as Novel and Effective Catalysts for 2,4-Dinitrotoluene Hydrogenation by Hajdu, Viktória, Sikora, Emőke, Kristály, Ferenc, Muránszky, Gábor, Fiser, Béla, Viskolcz, Béla, Nagy, Miklós, Vanyorek, László

“…2,4-diaminotoluene (TDA) is one of the most important polyurethane precursors produced in large quantities by the hydrogenation of 2,4-dinitrotoluene using…”
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Combustion method combined with sonochemical step for synthesis of maghemite-supported catalysts for the hydrogenation of 2,4-dinitrotoluene by Hajdu, Viktória, Muránszky, Gábor, Hashimoto, Masahiro, Kristály, Ferenc, Szőri, Milán, Fiser, Béla, Kónya, Zoltán, Viskolcz, Béla, Vanyorek, László

“…Maghemite particles were synthesized by using a combined combustion method and sonochemical step. Maghemite was used as carrier to prepare supported Pt and Pd…”
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Precious-Metal-Decorated Chromium(IV) Oxide Nanowires as Efficient Catalysts for 2,4-Toluenediamine Synthesis by Hajdu, Viktória, Jakab-Nácsa, Alexandra, Muránszky, Gábor, Kocserha, István, Fiser, Béla, Ferenczi, Tibor, Nagy, Miklós, Viskolcz, Béla, Vanyorek, László

“…The catalytic hydrogenation of 2,4-dinitrotoluene (DNT) to 2,4-toluenediamine (TDA) is a key step in the production of polyurethanes; therefore, the…”
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Overview of Catalysts with MIRA21 Model in Heterogeneous Catalytic Hydrogenation of 2,4-Dinitrotoluene by Alexandra Jakab-Nácsa, Viktória Hajdu, László Vanyorek, László Farkas, Béla Viskolcz

“…Although 2,4-dinitrotoluene (DNT) hydrogenation to 2,4-toluenediamine (TDA) has become less significant in basic and applied research, its industrial…”
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Application of ion-exchange resin beads to produce magnetic adsorbents by Sikora, Emőke, Hajdu, Viktória, Muránszky, Gábor, Katona, Kitti Krisztina, Kocserha, István, Kanazawa, Toshiyuki, Fiser, Béla, Viskolcz, Béla, Vanyorek, László

“…Heavy metal ions are among the most dangerous contaminants, which can cause serious health problems. In this work, ion-exchange resin beads were used as…”
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The Analysis of Human Serum N-Glycosylation in Patients with Primary and Metastatic Brain Tumors by Váradi, Csaba, Hajdu, Viktória, Farkas, Flóra, Gilányi, Ibolya, Oláh, Csaba, Viskolcz, Béla

“…The identification of patients with different brain tumors is solely built on imaging diagnostics, indicating the need for novel methods to facilitate disease…”
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Palladium decorated nickel and zinc ferrite spinel nanoparticles applied in aniline synthesis – development of magnetic catalysts by Hajdu, Viktória, Muránszky, Gábor, Prekob, Ádám, Kristály, Ferenc, Fiser, Béla, Lakatos, János, Viskolcz, Béla, Vanyorek, László

“…Aniline is one of the most important chemical in the polyurethane industry and it is produced by the catalytic hydrogenation of nitrobenzene. The development…”
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Ultrasonic cavitation assisted deposition of catalytically active metals on nitrogen-doped and non-doped carbon nanotubes — A comparative study by Vanyorek, László, Prekob, Ádám, Hajdu, Viktória, Muránszky, Gábor, Fiser, Béla, Sikora, Emőke, Kristály, Ferenc, Viskolcz, Béla

“…By applying ultrasonic cavitation, palladium particles were deposited onto the surface of two different types of carbon nanotubes (nitrogen-doped bamboo-shaped…”
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Activity and selectivity of noble metal decorated nitrogen-doped carbon nanotubes supported on zeolite spheres in catalytic hydrogenation of benzophenone by Prekob, Ádám, Hajdu, Viktória, Vanyorek, László, Muránszky, Gábor, Fejes, Zsolt

“…Catalytic activity of different noble metal containing, N-BCNT-zeolite supported catalysts have been tested for benzophenone hydrogenation. It has been found…”
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Carbon nanotube-zeolite composite catalyst - characterization and application by Prekob, Ádám, Hajdu, Viktória, Fiser, Béla, Kristály, Ferenc, Viskolcz, Béla, Vanyorek, László

“…"Support on support" (SoS) core-shell nanostructure was prepared by using zeolite beads as supports for nitrogen-doped bamboo-like carbon nanotubes (N-BCNTs)…”
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Application of carbonized ion exchange resin beads as catalyst support for gas phase hydrogenation processes by Prekob, Ádám, Hajdu, Viktória, Muránszky, Gábor, Kocserha, István, Fiser, Béla, Viskolcz, Béla, Vanyorek, László

“…Carbonized ion exchange resin beads were prepared as catalyst for gas phase hydrogenation processes. Amberlite IR 120 polystyrene based sulfonated ion exchange…”
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Catalytic activity of maghemite supported palladium catalyst in nitrobenzene hydrogenation by Hajdu, Viktória, Prekob, Ádám, Muránszky, Gábor, Kocserha, István, Kónya, Zoltán, Fiser, Béla, Viskolcz, Béla, Vanyorek, László

“…A maghemite supported palladium catalyst was prepared and tested in nitrobenzene hydrogenation. The catalyst support was made by a newly developed combined…”
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Bentonite as eco-friendly natural mineral support for Pd/CoFe 2 O 4 catalyst applied in toluene diamine synthesis by Hatvani-Nagy, Alpár F, Hajdu, Viktória, Ilosvai, Ágnes Mária, Muránszky, Gábor, Sikora, Emőke, Kristály, Ferenc, Daróczi, Lajos, Viskolcz, Béla, Fiser, Béla, Vanyorek, László

“…Toluene diamine (TDA) is a major raw material in the polyurethane industry and thus, its production is highly important. TDA is obtained through the catalytic…”
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