Heterogeneous Selective Oxidation of Formaldehyde on Oxide Catalysts: In situ FTIR Study of Formaldehyde Surface Species on a V-Ti-O Catalyst and Oxygen Effect Full article
Journal |
Kinetics and Catalysis
ISSN: 0023-1584 , E-ISSN: 1608-3210 |
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Output data | Year: 2000, Volume: 41, Number: 4, Pages: 546-552 Pages count : 7 DOI: 10.1007/BF02756073 | ||
Tags | Formic Acid; Oxide Catalyst; Methoxy Group; Surface Species; Methanol Synthesis | ||
Authors |
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Affiliations |
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Funding (1)
1 | Russian Foundation for Basic Research | 96-03-33016 |
Abstract:
The interaction of formaldehyde with a highly selective V-Ti-O catalyst for the oxidation of formaldehyde to formic acid is studied by Fourier-transform infrared (FTIR) spectroscopy at 70–200°С. In a flow of formaldehyde/oxygen mixture and in a mixture without oxygen at optimal temperatures for formic acid formation (100–140°С), methoxy groups and other oxygenates are formed in small amounts. These are two bidentate formates and covalently bound monodentate formate. The fact that similar oxygenates are observed independently of the presence of oxygen in the reaction mixture suggests the participation of the catalyst oxygen in their formation. Oxygen accelerates the desorption of bidentate formates. Bidentate formates of one type decompose in a flow of air at 100–150°С, and bidentate formates of the other type decompose at 170–200°С.
Cite:
Popova G.Y.
, Chesalov Y.A.
, Andrushkevich T.V.
, Stoyanov E.S.
Heterogeneous Selective Oxidation of Formaldehyde on Oxide Catalysts: In situ FTIR Study of Formaldehyde Surface Species on a V-Ti-O Catalyst and Oxygen Effect
Kinetics and Catalysis. 2000. V.41. N4. P.546-552. DOI: 10.1007/BF02756073 WOS Scopus РИНЦ
Heterogeneous Selective Oxidation of Formaldehyde on Oxide Catalysts: In situ FTIR Study of Formaldehyde Surface Species on a V-Ti-O Catalyst and Oxygen Effect
Kinetics and Catalysis. 2000. V.41. N4. P.546-552. DOI: 10.1007/BF02756073 WOS Scopus РИНЦ
ArticleLinkType.TRANSLATED_TO_ORIGINAL:
Попова Г.Я.
, Чесалов Ю.А.
, Андрушкевич Т.В.
, Стоянов Е.С.
Гетерогенное селективное окисление формальдегида на оксидных катализаторах. III. Фурье-ИК-спектроскопическое исследование in situ поверхностных соединений формальдегида на V-Ti-O-катализаторе. Влияние кислорода
Кинетика и катализ. 2000. Т.41. №4. С.601-607. РИНЦ
Гетерогенное селективное окисление формальдегида на оксидных катализаторах. III. Фурье-ИК-спектроскопическое исследование in situ поверхностных соединений формальдегида на V-Ti-O-катализаторе. Влияние кислорода
Кинетика и катализ. 2000. Т.41. №4. С.601-607. РИНЦ
Dates:
Submitted: | Feb 15, 1999 |
Published print: | Jul 1, 2000 |
Identifiers:
Web of science | WOS:000089026100016 |
Scopus | 2-s2.0-0034233186 |
Elibrary | 13350801 |
Chemical Abstracts | 2000:656042 |
Chemical Abstracts (print) | 133:296132 |
OpenAlex | W2070411613 |