2024-03-28T19:46:26Zhttp://digital.csic.es/dspace-oai/requestoai:digital.csic.es:10261/1136612017-02-27T08:04:08Zcom_10261_89com_10261_3col_10261_342
DIGITAL.CSIC
author
Jo, Donghui
author
Hong, Suk Bong
author
Camblor, Miguel Ángel
2015-04-14T15:29:40Z
2015-04-14T15:29:40Z
2015-03-09
ACS Catalysis
http://hdl.handle.net/10261/113661
10.1021/acscatal.5b00195
The mechanism of the 1-butene skeletal isomer
ization catalyzed by zeolites has remained elusive. We present direct evidence that even the initial isobutene formation over H-
ferrierite, the best-known isomerization catalyst, is monomolecular in nature, whereas a bimolecular pathway is significant over the unselective H-ZSM-5. We also report that
medium-pore high-silica H-HPM-1 outperforms H-ferrierite in selectively forming isobutene. This new catalyst displays a high
activity and selectivity from the onset of the reaction, as well as an excellent resistance to deactivation, thanks to its anomalously weak acidity and low acid site density, together with an ability to
effectively isolate reactant molecules from one another.
eng
openAccess
Zeolites
Catalysis
Isomerization
1-Butene
Monomolecular
Monomolecular Skeletal Isomerization of 1‐Butene over Selective Zeolite Catalysts
artículo
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