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Properties of Platinum-Containing Glass-Fiber Catalysts in the SO2 Oxidation Reaction Научная публикация

Журнал Reaction Kinetics, Mechanisms and Catalysis
ISSN: 1878-5190 , E-ISSN: 1878-5204
Вых. Данные Год: 2015, Том: 116, Номер: 1, Страницы: 147-158 Страниц : 12 DOI: 10.1007/s11144-015-0875-7
Ключевые слова Carbon monoxide, Catalytic oxidation, Glass-fiber catalyst, Platinum, Sulfur dioxide
Авторы Vanag S.V. 1,2 , Paukshtis E.A. 1,4,5 , Zagoruiko A.N. 1,2,3,4
Организации
1 Boreskov Institute of Catalysis, prospekt Lavrentieva 5, Novosibirsk 630090, Russia
2 Novosibirsk Technical State University, prospekt K.Marksa, Novosibirsk 630073, Russia
3 Tomsk Polytechnic University, prospekt Lenina, 30, Tomsk 634050, Russia
4 Novosibirsk State University, Pirogova Str. 2, Novosibirsk 630090, Russia
5 Tomsk State University, prospekt Lenina, 43, Tomsk 634050, Russia

Реферат: The SO2 oxidation catalysts, containing small amounts (0.01-0.03% mass) of platinum at the zirconia-promoted silica glass fibers (Pt-GFCs) demonstrate the relatively high activity at moderate temperatures (below 400C) and the appropriate thermal stability (up to 700C). The catalytic activity of Pt-GFC in the SO2 oxidation reaction is provided by the small, less than 1 nm, partially charged platinum clusters, while platinum in a form of large metal particles is practically inactive. Pt-GFCs have the high (up to ~20 mass %) sorption capacity with respect to SO2. Such sorption occurs via the interaction of SO2 with oxygen, either present in the gaseous reaction mixture or pre-adsorbed in the fresh GFC structure, with the possible formation of the intermediate sulfates in the glass bulk of the catalyst. Besides, Pt-GFC may effectively oxidize CO in the presence of significant amounts of sulfur dioxide.
Библиографическая ссылка: Vanag S.V. , Paukshtis E.A. , Zagoruiko A.N.
Properties of Platinum-Containing Glass-Fiber Catalysts in the SO2 Oxidation Reaction
Reaction Kinetics, Mechanisms and Catalysis. 2015. V.116. N1. P.147-158. DOI: 10.1007/s11144-015-0875-7 WOS Scopus РИНЦ CAPlus OpenAlex
Даты:
Поступила в редакцию: 3 февр. 2015 г.
Принята к публикации: 14 апр. 2015 г.
Опубликована online: 26 апр. 2015 г.
Опубликована в печати: 1 окт. 2015 г.
Идентификаторы БД:
Web of science: WOS:000365428600012
Scopus: 2-s2.0-84928395002
РИНЦ: 24024810
Chemical Abstracts: 2015:723427
OpenAlex: W2119864029
Цитирование в БД:
БД Цитирований
Web of science 5
Scopus 6
РИНЦ 9
OpenAlex 8
Альметрики: