Skip to main content

38 Result(s)

within G. A. Bukhtiyarova Remove this filter

previous disabled Page of 2
and

  1. No Access

    Article

    Hydrogenation of Dinitrobenzenes to Corresponding Diamines Over Cu–Al Oxide Catalyst in a Flow Reactor

    The catalytic hydrogenation of dinitroaromatic compounds is an important reaction for the production of phenylenediamine derivatives, which are widely used in industry. In this work, the catalytic properties o...

    A. L. Nuzhdin, I. A. Shchurova, M. V. Bukhtiyarova, E. Yu. Gerasimov… in Catalysis Letters (2024)

  2. No Access

    Article

    Effect of the Nature of Supports and the Degree of Palladium Dispersion on the Catalyst Activity and Selectivity in the Sunflower Oil Hydrogenation Reaction

    Results of studying the Pd/C and Pd/O powder catalysts synthesized by the deposition of 0.5 and 1.0 wt % Pd on carbon materials (Sibunit 159k, thermal carbon black T-900, Vulcan XC-72R) and oxide supports (Ox: γ-...

    A. V. Romanenko, P. A. Simonov, M. A. Kulagina, S. I. Udalova… in Catalysis in Industry (2023)

  3. No Access

    Article

    Development of a Method and Technique for Analysis of Acetone Hydrogenation Products by Gas Chromatography

    The results of using capillary chromatographic columns with different stationary phases were compared to determine the purity of isopropanol obtained by hydrogenation of acetone. The study was performed with c...

    E. Yu. Yakovleva, Mural Nurbol, G. A. Bukhtiyarova in Catalysis in Industry (2023)

  4. No Access

    Article

    A Comparative Study of the Hydrogenation of 1,3,5-Trinitrobenzene and 2,4,6-Trinitrotoluene over a Copper–Alumina Catalyst in a Flow Reactor

    The catalytic properties of a copper–alumina catalyst prepared from double layered hydroxide have been studied in the hydrogenation of 1,3,5-trinitrobenzene (TNB) and 2,4,6-trinitrotoluene (TNT) in a flow reac...

    A. L. Nuzhdin, I. A. Shchurova, M. V. Bukhtiyarova… in Kinetics and Catalysis (2023)

  5. No Access

    Article

    Reductive Amination of Carbonyl Compounds over a Ni2P/SiO2 Catalyst in a Flow Mode

    The catalytic properties of a nickel phosphide catalyst supported on silica gel in the reductive amination of carbonyl compounds were studied in a flow reactor using molecular hydrogen as a reducing agent. The...

    Y. Wang, A. L. Nuzhdin, I. V. Shamanaev, G. A. Bukhtiyarova in Kinetics and Catalysis (2022)

  6. No Access

    Article

    Effect of Diethylene Glycol on the Formation of the Oxide Precursor of the Nickel–Molybdenum Hydrotreating Catalyst

    The effect of diethylene glycol addition on the formation of oxide precursors of nickel–molybdenum sulfide hydrotreating catalysts was studied by Raman spectroscopy and differential dissolution. The NiMoP/Al2O3 c...

    A. L. Nuzhdin, E. N. Vlasova, L. S. Dovlitova… in Russian Journal of Applied Chemistry (2022)

  7. No Access

    Article

    Co-Processing of Straight Run Gas Oil-Rapeseed Oil Mixture Using Sulfide NiMo Catalyst on Zeolite-Containing Support

    Behavior of the sulfide NiMo catalyst on an alumina support containing SAPO—11 silicoaluminophosphate (NiMo/SAP-Al2O3) in the hydroprocessing of a mixture of a straight run gas oil (SRGO) and rapeseed oil (RO) wa...

    A. A. Porsin, E. N. Vlasova, A. L. Nuzhdin… in Russian Journal of Applied Chemistry (2019)

  8. No Access

    Article

    Effect of Mono-, Di-, and Triethylene Glycol on the Sulfidation Behavior of NiMo(P)/Al2O3 Hydrotreating Catalysts

    The effect of ethylene glycol (EG), diethylene glycol (DEG), and triethylene glycol (TEG) on the sulfidation behavior of phosphate-doped NiMo/Al2O3 hydrotreating catalysts has been investigated. The catalyst prep...

    A. L. Nuzhdin, G. A. Bukhtiyarova, P. E. Plyusnin, A. A. Porsin… in Catalysis Letters (2019)

  9. No Access

    Article

    Study of the Influence Exerted by Addition of Coker Gas Oil to Straight-Run Gas Oil on the Process of Hydrotreating in the Presence of CoMo/Al2O3 Catalyst

    Behavior of the CoMo/Al2O3 catalyst was experimentally studied in the course of hydrotreating of a straight-run gas oil with high content of sulfur (>2 wt %) and its mixture (up to 30 wt %) with light coker gas o...

    P. V. Aleksandrov, G. A. Bukhtiyarova… in Russian Journal of Applied Chemistry (2019)

  10. No Access

    Article

    In Situ FMR Study of the Selective H2S-Oxidation Stability of ε-Fe2O3/SiO2 Catalysts

    The stability of a catalyst for partial H2S oxidation has been studied by the ferromagnetic resonance (FMR) technique combined with transmission electron microscopy, X-ray diffraction, Mössbauer spectroscopy, and...

    S. S. Yakushkin, G. A. Bukhtiyarova, A. A. Dubrovskiy… in Applied Magnetic Resonance (2019)

  11. No Access

    Article

    Temperature of the Magnetic Ordering of the Trivalent Iron Oxide ε-Fe2O3

    The trivalent iron oxide ε-Fe2O3 is a fairly rare polymorphic iron oxide modification, which only exists in the form of nanoparticles. This magnetically ordered material exhibits an intriguing magnetic behavior, ...

    D. A. Balaev, A. A. Dubrovskiy, S. S. Yakushkin… in Physics of the Solid State (2019)

  12. No Access

    Article

    Sulfide Catalysts for Production of Motor Fuels from Fatty Acid Triglycerides

    Patents dealing with the production of motor fuel components by hydrodeoxygenation of renewable raw materials based on fatty acid triglycerides are analyzed. Various methods of using sulfide catalysts in hydro...

    A. A. Porsin, E. N. Vlasova, G. A. Bukhtiyarova… in Russian Journal of Applied Chemistry (2018)

  13. No Access

    Article

    One-Pot Synthesis of Secondary Amines from Nitroarenes and Aldehydes on Supported Copper Catalysts in a Flow Reactor: The Effect of the Support

    The effect of the support on the properties of copper catalysts supported on γ-Al2O3, SiO2, and TiO2–SiO2 with a ~5 wt % Cu content was studied in the one-pot synthesis of N-heptyl-p-toluidine from p-nitrotoluene...

    E. A. Artyukha, A. L. Nuzhdin, G. A. Bukhtiyarova… in Kinetics and Catalysis (2018)

  14. No Access

    Article

    Evolution of the Fe3+ Ion Local Environment During the Phase Transition ε-Fe2O3 → α-Fe2O3

    Evolution of the local environment of Fe3+ ions in deposited Fe2O3/SiO2 nanoparticles formed in samples with different iron contents was investigated in order to establish the conditions for obtaining the stable

    S. S. Yakushkin, D. A. Balaev… in Journal of Superconductivity and Novel Mag… (2018)

  15. No Access

    Article

    Use of a Dual-Bed System for Producing Diesel Fuel from a Mixture of Straight-Run Diesel and Rapeseed Oil over Sulfide Catalysts

    A dual-bed catalytic system including MoS2/Al2O3 and Co–MoS2/Al2O3 catalysts is proposed for the process of production of diesel fuel with the sulfur content of less than 10 ppm from a straight-run diesel fractio...

    E. N. Vlasova, I. V. Deliy, E. Yu. Gerasimov, P. V. Aleksandrov… in Petroleum Chemistry (2017)

  16. No Access

    Article

    Hydroprocessing of straight run diesel mixed with light cycle oil from fluid catalytic cracking, using sulfide NiMo catalyst on zeolite-containing supports

    It is proposed that the sulfide NiMo system supported on alumina-SAPO-31 composite (NiMo/Al2O3-SAP catalyst) be used to obtain high-quality diesel fuel from a mixture of straight run diesel (SRGO) and light cycle...

    G. A. Bukhtiyarova, E. N. Vlasova, P. V. Aleksandrov… in Catalysis in Industry (2017)

  17. No Access

    Article

    Study of Catalyst Deactivation in Liquid-Phase Hydrogenation of 3-Nitrostyrene Over Au/Al2O3 Catalyst in Flow Reactor

    For the first time, we report the results of the study of dynamics of the Au/Al2O3 catalyst deactivation during the selective liquid-phase 3-nitrostyrene (3-NS) hydrogenation in a fixed bed flow reactor. It is sh...

    A. L. Nuzhdin, S. I. Reshetnikov, G. A. Bukhtiyarova, B. L. Moroz… in Catalysis Letters (2017)

  18. No Access

    Article

    Study of the high-coercivity material based on ε-Fe2O3 nanoparticles in the silica gel matrix

    We report the results of investigations of ε-Fe2O3 magnetic nanoparticles obtained by incipient wetness impregnation of silica gel. It was established that the obtained samples with an iron content of 12‒16% mass...

    D. A. Balaev, S. S. Yakushkin, A. A. Dubrovskii… in Technical Physics Letters (2016)

  19. No Access

    Article

    Prospects for using Mo- and W-containing catalysts in hydroisomerization. a patent review. Part 1: Catalysts based on molybdenum and tungsten phosphides

    Patent information on methods used for preparing catalytic systems containing molybdenum and tungsten phosphides and employing these systems in the hydroisomerization of paraffinic hydrocarbons are analyzed. A...

    G. A. Urzhuntsev, A. V. Toktarev, G. V. Echevskii, I. V. Delii… in Catalysis in Industry (2016)

  20. No Access

    Article

    Effect of the preparation conditions on the physicochemical and catalytic properties of Ni2P/SiO2 catalysts

    The effect of the reduction conditions on the physicochemical and catalytic properties of Ni2P/SiO2 catalysts was studied. The catalysts were prepared by impregnating silica with a solution of nickel acetate and ...

    I. V. Shamanaev, I. V. Deliy, V. P. Pakharukova… in Russian Chemical Bulletin (2015)

previous disabled Page of 2