Articles with "mfi zeolites" as a keyword



Post-modification of desilicated MFI zeolites by phosphorous promoter

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Published in 2020 at "Molecular Catalysis"

DOI: 10.1016/j.mcat.2020.110768

Abstract: Abstract Developments in microporous zeolites-base catalysts have evidenced the necessity of acidity tailoring in order to meet the exact requirements of specific reactions, which can be achieved by the post-modifications by various promoters. Compared to… read more here.

Keywords: post modification; modification desilicated; post; desilicated mfi ... See more keywords

Proton conductivity of imidazole entrapped in H-forms of MFI zeolites

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Published in 2020 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2020.110059

Abstract: Abstract Imidazole (Im) introduced into the channels of H-MFI zeolites (with diverse framework Si/Al) shows remarkably enhanced proton conductivity in a broad temperature range (303–393 K), which increased with Im loading. Some conductivity raise is already… read more here.

Keywords: acid sites; conductivity imidazole; conductivity; proton conductivity ... See more keywords

Ga-supported MFI zeolites synthesized using carbon nanotubes containing gallium oxide nanoparticles on exterior walls and in interior channels as hard templates for methanol aromatization

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Published in 2020 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.0c01628

Abstract: A combinative approach of steam-assisted crystallization and hard templating was employed to prepare mesostructured Ga/ZSM-5 catalysts. Carbon nanotubes (CNTs) containing gallium oxide nanoparticle... read more here.

Keywords: supported mfi; carbon nanotubes; containing gallium; gallium oxide ... See more keywords

Assessing the Influence of Void Environment in MFI Zeolites on Propene Oligomerization Kinetics Using a Combined Computational and Experimental Approach

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Published in 2025 at "ACS Catalysis"

DOI: 10.1021/acscatal.5c00392

Abstract: : The consequences of Brønsted acid site location in MFI zeolites were investigated for propene oligomerization. Adsorbates in MFI may reside in smaller channels ( ∼ 5.5 Å diam.) or larger channel intersections ( ∼… read more here.

Keywords: void environment; mfi; dimerization; propene oligomerization ... See more keywords

Preparation of nano-MFI zeolites doped with Al/Ti and their performance in VOC sorption.

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Published in 2024 at "Dalton transactions"

DOI: 10.1039/d3dt04314b

Abstract: Highly crystalline nano-MFI-type zeolites containing different elements were synthesized, and the sorption effects of the elements on volatile organic compounds (VOCs) were investigated. The results showed that the optimal toluene and acetone breakthrough time of… read more here.

Keywords: zeolite; nano mfi; performance; sorption ... See more keywords

New insights into Fluoride’s Role in MFI Zeolites: Unveiling the Link Between Location and Synthesis Conditions.

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Published in 2025 at "Inorganic Chemistry Frontiers"

DOI: 10.1039/d4qi03001j

Abstract: This study examines the fluoride distribution in pure silica MFI zeolite synthesized in fluoride medium using various tetra-alkyl ammonium and phosphonium cations as organic structure directing agents (OSDAs). The 19F... read more here.

Keywords: fluoride role; role mfi; new insights; zeolites unveiling ... See more keywords