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Ammoxidation of ethane on V-Mo-Nb oxide catalysts
Authors:Valentina M Bondareva  Valentina M Bondareva  Tamara V Andrushkevich  Tamara V Andrushkevich  Galina I Aleshina  Galina I Aleshina  Ludmila M Plyasova  Ludmila M Plyasova  Larisa S Dovlitova  Larisa S Dovlitova  Olga B Lapina  Olga B Lapina  Dzhalil F Khabibulin  Dzhalil F Khabibulin and Anatoliy A Vlasov
Institution:(1) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(2) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(3) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(4) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(5) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(6) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(7) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(8) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(9) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(10) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(11) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(12) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(13) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(14) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia;(15) Boreskov Institute of Catalysis, Novosibirsk 630090, Russia
Abstract:Summary Catalytic and physicochemical properties of V-Mo-Nb oxide catalysts (V0.3Mo1Nbx, where x = 0.05, 0.15, 0.22, and 0.27) have been studied in the ammoxidation of ethane. An increase in the Nb content in the samples is accompanied by an increase in the catalytic activity and selectivity to acetonitrile. It was established that a triple Mo5O14-like phase with a variable composition (V0.23 ±0.3Mo1Nbx, where х = 0.2?0.37) acts as an active component in the catalyst.</o:p>
Keywords:Ethane ammoxidation  V-Mo-Nb-O catalysts
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