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Fluidized-Bed Isobutane Dehydrogenation over Alumina-Supported Ga2O3 and Ga2O3-Cr2O3 Catalysts Научная публикация

Журнал Industrial and Engineering Chemistry Research
ISSN: 0888-5885 , E-ISSN: 1520-5045
Вых. Данные Год: 2018, Том: 57, Номер: 3, Страницы: 927-938 Страниц : 12 DOI: 10.1021/acs.iecr.7b04571
Ключевые слова CENTRIFUGAL THERMAL-ACTIVATION; GALLIUM OXIDE; PROPANE DEHYDROGENATION; PHYSICOCHEMICAL PROPERTIES; NANOPOROUS MATERIALS; PYRIDINE ADSORPTION; HAMMETT INDICATORS; LIGHT ALKANES; FLASH REACTOR; MIXED OXIDES
Авторы Matveyeva Anna N. 1 , Zaitseva Nadezhda A. 3 , Mäki-Arvela Päivi 4 , Aho Atte 4 , Bachina Anastasia K. 2 , Fedorov Sergey P. 1 , Murzin Dmitry Yu. 1,4 , Pakhomov Nikolai A. 1
Организации
1 Laboratory of Catalytic Technologies, St. Petersburg State Institute of Technology, Technical University, Moskovsky Avenue 26, St. Petersburg, Russian Federation
2 Department of Physical Chemistry, St. Petersburg State Institute of Technology (Technical University), Moskovsky Avenue 26, St. Petersburg 190013, Russia
3 Boreskov Institute of Catalysis SB RAS, Novosibirsk 630090, Russia
4 Laboratory of Industrial Chemistry and Reaction Engineering, Åbo Akademi University, Biskopsgatan 8, Turku/Åbo 20500, Finland

Информация о финансировании (1)

1 Министерство образования и науки Российской Федерации 14.Z50.31.0013

Реферат: Dehydrogenation of isobutane to isobutene over supported gallium oxide microspherical catalysts was investigated in a fluidized-bed reactor. A partially crystallized nanostructured aluminum hydroxide-oxide, which is a product of gibbsite centrifugal thermal activation (CTA) obtained using a CEFLAR technology, was used as a catalyst support. The structural and textural properties of Ga2O3/Al2O3 catalysts were characterized by a range of techniques including XRD, N2-physisorption, TPD of NH3 and CO2, IRS of adsorbed pyridine, and selective adsorption of a series of acid-base indicators. A Ga-Al oxide catalyst exhibited a stable performance close to activity of Cr-Al oxide catalysts not containing soluble hexavalent chromium. Upon addition of Cr2O3 (6 wt % of Cr), in amounts lower than in an industrial chromia/alumina catalyst (10.9% Cr), and 1% ZrO2 to 6%Ga/Al2O3 catalytic activity in isobutane dehydrogenation reaches the performance of the industrial KDM catalyst ("Sintez", Russia).
Библиографическая ссылка: Matveyeva A.N. , Zaitseva N.A. , Mäki-Arvela P. , Aho A. , Bachina A.K. , Fedorov S.P. , Murzin D.Y. , Pakhomov N.A.
Fluidized-Bed Isobutane Dehydrogenation over Alumina-Supported Ga2O3 and Ga2O3-Cr2O3 Catalysts
Industrial and Engineering Chemistry Research. 2018. V.57. N3. P.927-938. DOI: 10.1021/acs.iecr.7b04571 WOS Scopus РИНЦ CAPlusCA OpenAlex
Даты:
Поступила в редакцию: 3 нояб. 2017 г.
Принята к публикации: 24 дек. 2017 г.
Опубликована online: 11 янв. 2018 г.
Опубликована в печати: 24 янв. 2018 г.
Идентификаторы БД:
Web of science: WOS:000423496400015
Scopus: 2-s2.0-85041198935
РИНЦ: 35509987
Chemical Abstracts: 2017:2027083
Chemical Abstracts (print): 168:115011
OpenAlex: W2779724764
Цитирование в БД:
БД Цитирований
Web of science 20
Scopus 22
РИНЦ 21
OpenAlex 19
Альметрики: