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  1. No Access

    Article

    Influence of oligomeric unsaturated polyketone on the vulcanization of elastomeric compositions in the presence of sulfenamide C

    Effect of the oligomeric unsaturated polyketone (UPK) additive on the rheological properties, vulcanization, and structural characteristics of elastomeric compositions based on butadiene and nitrile-butadiene ...

    V. D. Voronchihin, O. V. Sorochenko, S. V. Semikolenov… in Russian Chemical Bulletin (2020)

  2. No Access

    Article

    Modification of Compounds Based on Ethylene–Propylene–Diene Rubbers Using an Oligomeric Unsaturated Polyketone

    The efficiency of using an oligomeric unsaturated polyketone prepared by ketonization of cis-1,4-butadiene rubber with nitrogen(I) oxide (N2O) for the modification of physicomechanical properties of elastomer com...

    V. D. Voronchikhin, K. A. Dubkov, D. P. Ivanov… in Russian Journal of Applied Chemistry (2020)

  3. No Access

    Article

    Preparing High-Octane Motor Fuel Components via the Oxidation of an Industrial Isobutane Fraction

    The deep processing of heavy oil increases the production of hydrocarbon gases. The resulting butanes do not always find an equivalent market. A mixture of oxygenates with a high octane number is obtained in t...

    D. P. Ivanov, A. S. Kharitonov, L. V. Pirutko, M. V. Parfenov… in Catalysis in Industry (2019)

  4. No Access

    Article

    Gas Chromatography Columns Based on Functionalized Polymer for the Analysis of Catalytic Reaction Products

    For the first time in this work, two methods of modification of poly(1-trimethylsilyl-1-propyne) (PTMSP) and the possibilities of its application for the determination of catalytic reaction products are descri...

    E. Yu. Yakovleva, Y. V. Patrushev, D. P. Ivanov, I. P. Prosvirin in Chromatographia (2018)

  5. No Access

    Article

    Hydrodeoxygenation of methyl-substituted ketones using the composite loading of hydrogenation and dehydration catalysts

    The hydrogenation/hydrodeoxygenation of methyl-substituted carbonyl compounds to preserve the isomeric structure of a product is one way of controlling its amount of oxygen and improving the chemical stability...

    D. P. Ivanov, A. S. Kharitonov, L. V. Pirutko, A. S. Noskov… in Catalysis in Industry (2017)

  6. No Access

    Article

    New methods for the preparation of high-octane components from catalytic cracking olefins

    A new method has been suggested for the preparation of high-octane components from the butane–butylene fraction (BBF) in two stages. At the first stage, the BBF olefins are oxidized with N2O into carbonyl compoun...

    A. S. Kharitonov, D. P. Ivanov, M. V. Parfenov, L. V. Piryutko… in Catalysis in Industry (2017)

  7. No Access

    Article

    Use of carbon–oligomer filler prepared from rubbers reclaimed with dinitrogen monoxide as a component of elastomer compounds

    Samples of carbon–oligomer filler prepared by ketonization of tire rubber crumb with dinitrogen monoxide were characterized. The effect of the oligomeric component of the filler on the kinetic parameters of cr...

    V. D. Voronchikhin, M. A. Khudolei, K. A. Dubkov… in Russian Journal of Applied Chemistry (2017)

  8. No Access

    Article

    Phenol oxidation by nitrous oxide: The role of zeolite catalyst acidity

    Gas-phase phenol oxidation using nitrous oxide on zeolite catalysts is of great interest as an alternative method of dihydroxybenzene (DHB) synthesis. Catalysts for conducting this reaction with high selectivi...

    D. P. Ivanov, A. S. Kharitonov, L. V. Piryutko in Catalysis in Industry (2015)

  9. No Access

    Article

    Interaction of Nylon Cord with a Polymer—Oligomer—Solvent System

    The interphase interaction of nylon cord 23RYNC with a polymer—oligomer—solvent system was investigated in order to predict the properties of resin—cord composites. It was found that functional oligodienes at ...

    V. D. Voronchikhin, N. A. Shabunina, A. S. Lazareva, K. A. Dubkov… in Fibre Chemistry (2014)

  10. No Access

    Article

    Modification of coal tar by nitrous oxide

    The modification of coal tar by nitrous oxide is considered. Preliminary N2O treatment of the tar increases the yield of light distillate fractions and reduces the content of unsaturated indene compounds and poly...

    S. A. Semenova, D. P. Ivanov, O. M. Gavrilyuk, N. I. Fedorova… in Coke and Chemistry (2012)

  11. No Access

    Article

    Phenol hydroxylation with nitrous oxide

    Phenol hydroxylation with nitrous oxide opens up a new, promising way to the gas-phase synthesis of dihydroxybenzenes, which are among the most important semiproducts of contemporary organic chemistry. A proce...

    D. P. Ivanov, L. V. Pirutko in Catalysis in Industry (2012)

  12. No Access

    Article

    Modification of the organic matter of brown coals with nitrous oxide

    The results of the treatment of brown coals from the Kansk-Achinsk Basin in an atmosphere of nitrous oxide are given. It was established that the main products of nitrous oxide interaction with the organic mat...

    Yu. F. Patrakov, S. A. Semenova, N. I. Fedorova, D. P. Ivanov… in Solid Fuel Chemistry (2012)

  13. No Access

    Article

    Study of the local structure of supported nanostructural platinum catalysts

    The possibility of controlling the state of platinum deposited on the support surface via minor changes in the catalyst preparation procedure is demonstrated using a series of highly dispersed Pt/γ-Al2O3 catalyst...

    I. É. Beck, V. V. Kriventsov, D. P. Ivanov… in Journal of Structural Chemistry (2010)

  14. No Access

    Article

    Modification of the organic matter of boghead with nitrous oxide

    The modification of the organic matter of boghead with nitrous oxide at elevated temperature and pressure was studied. It was found that unselective carbonylation observed in reactions with synthetic polymers ...

    Yu. F. Patrakov, S. A. Semenova, N. I. Fedorova, D. P. Ivanov in Solid Fuel Chemistry (2010)

  15. No Access

    Article

    Liquid-phase hydroamination of cyclohexanone

    Activity and selectivity of supported Ni, Pt, and Pd catalysts were studied in the liquidphase reductive amination of cyclohexanone at temperatures ranging from 100 to 150 °C. The catalyst 20% Ni/SiO2 is most act...

    D. P. Ivanov, K. A. Dubkov, D. E. Babushkin, L. V. Pirutko… in Russian Chemical Bulletin (2010)

  16. No Access

    Article

    Mechanism of Coke Influence on the Catalytic Activity of FeZSM-5 in the Reaction of Benzene Oxidation into Phenol

    The influence of coke formation in the reaction of benzene oxidation by nitrous oxide into phenol on the catalytic activity and concentration of iron-containing active sites (α-sites), which are stabilized in ...

    D. P. Ivanov, M. A. Rodkin, K. A. Dubkov, A. S. Kharitonov… in Kinetics and Catalysis (2000)