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Calcined Ternary Layered Double Hydroxides Containing Transition Metal Cations as Highly Active VOC Oxidation Catalysts

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    SYSNO ASEP0446889
    Document TypeC - Proceedings Paper (int. conf.)
    R&D Document TypeThe record was not marked in the RIV
    TitleCalcined Ternary Layered Double Hydroxides Containing Transition Metal Cations as Highly Active VOC Oxidation Catalysts
    Author(s) Jirátová, Květa (UCHP-M) RID, ORCID, SAI
    Kovanda, F. (CZ)
    Ludvíková, Jana (UCHP-M) RID, SAI
    Klempa, Jan (UCHP-M)
    Source TitleBook of Summaries. - - : -, 2015 / Giordano G. ; Perathoner S. ; Marchese L. - ISBN N
    Pagess. 143-144
    Number of pages2 s.
    Publication formMedium - C
    ActionCzech-Italian-Spanish Conference on Molecular Sieves and Catalysis /6:/
    Event date14.07.2015-17.07.2015
    VEvent locationAmantea
    CountryIT - Italy
    Event typeEUR
    Languageeng - English
    CountryIT - Italy
    KeywordsVOC oxidation ; transition metal oxides ; ethanol
    Subject RIVCI - Industrial Chemistry, Chemical Engineering
    R&D ProjectsGA14-13750S GA ČR - Czech Science Foundation (CSF)
    Institutional supportUCHP-M - RVO:67985858
    AnnotationVolatile organic compounds (VOC) in industrial gases represent a serious environmental problem, as some of them exhibit toxic, narcotic, or carcinogenic properties. Concentration of VOC in air can be reduced applying total oxidation to carbon dioxide and water as final products. The catalysts containing noble metals are currently used, as they are highly active and stable but expensive. Oxides of transition metals are a cheaper alternative to the noble metal catalysts. For example, a mixture of Cu and Mn oxides was the first mixed oxide catalyst used for oxidation of VOC in submarines. Mixed oxides of transition metals can be easily obtained by calcination of layered double hydroxide (LDH) precursors. Optimization of the catalyst composition could also minimize undesirable reaction by products formed during VOC oxidation. Therefore, the effect of various combinations of divalent and trivalent transition metal cations in LDH precursors on properties of the related mixed oxide catalysts and their activity in ethanol deep oxidation is examined, with the aim to enhance the aktivity and selectivity of the mixed oxide catalysts.
    WorkplaceInstitute of Chemical Process Fundamentals
    ContactEva Jirsová, jirsova@icpf.cas.cz, Tel.: 220 390 227
    Year of Publishing2016
Number of the records: 1  

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