Mechanical pressure-mediated Pd active sites formation in NaY zeolite catalysts for indirect oxidative carbonylation of methanol to dimethyl carbonate

Mechanical pressure-mediated Pd active sites formation in NaY zeolite catalysts for indirect oxidative carbonylation of methanol to dimethyl carbonate

[Display omitted] •Mechanical pressure-mediated formation of Pd active sites in zeolite Y catalysts.•Effect of mechanical compression on the stability of Pd in Y catalysts.•Pdδ+ species inhibited the decomposition of CH3ONO into byproducts.•Pd(2+δ)+/Pdδ+ ratio (0 

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Veröffentlicht in:Journal of catalysis 2021-04, Vol.396, p.269-280
Hauptverfasser: Wang, Chunzheng, Xu, Ningkun, Liu, Ting-Ting, Xu, Weisong, Guo, Hailing, Li, Yanpeng, Bai, Peng, Wu, Xin-Ping, Gong, Xue-Qing, Liu, Xinmei, Mintova, Svetlana
Format: Artikel
Sprache:eng
Schlagworte:
Active site
Carbonylation
Chemical Sciences
Dimethyl carbonate
Mechanical pressure
NaY
Palladium
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Zusammenfassung:[Display omitted] •Mechanical pressure-mediated formation of Pd active sites in zeolite Y catalysts.•Effect of mechanical compression on the stability of Pd in Y catalysts.•Pdδ+ species inhibited the decomposition of CH3ONO into byproducts.•Pd(2+δ)+/Pdδ+ ratio (0 
ISSN:0021-9517
1090-2694
DOI:10.1016/j.jcat.2021.03.009