Generating Beta Zeolite Nanosheets of Intergrown Polymorph B and C Using Polycationic Structure-Directing Agent.
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DOI: 10.1002/smll.202411639
Abstract: Zeolitic nanosheets possess great potential in catalysis due to their enhanced transport property and accessibility toward bulky molecules compared to conventional micron- meter scale crystals. However, the generation of Beta zeolite nanosheets, which are crucial… read more here.
Keywords: directing agent; beta zeolite; zeolite nanosheets; beta ... See more keywords
Hydrothermal synthesis of beta zeolite from industrial silica sol as silicon source
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Porous Materials"
DOI: 10.1007/s10934-018-0697-x
Abstract: The traditional silicon sources for beta zeolite synthesis are solid silica gel, carbon-white or tetraethyl orthosilicate (TEOS), which makes the material cost even higher. Herein, beta zeolite synthesis by hydrothermal method with industrial silica sol… read more here.
Keywords: silica; synthesis; beta zeolite; silicon ... See more keywords
Selectively convert fructose to furfural or hydroxymethylfurfural on Beta zeolite: The manipulation of solvent effects
Sign Up to like & getrecommendations! Published in 2018 at "Applied Catalysis B: Environmental"
DOI: 10.1016/j.apcatb.2018.04.043
Abstract: Abstract The selective synthesis of furfural or hydroxymethylfurfural (HMF) from fructose on single catalyst (Beta zeolite, Hβ) is challenging task. However, in this study, selectivity of Hβ zeolite was discovered easily to tune by solvent… read more here.
Keywords: zeolite; furfural hydroxymethylfurfural; beta zeolite; framework aluminum ... See more keywords
Deactivation mechanism of beta-zeolite catalyst for synthesis of cumene by benzene alkylation with isopropanol
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Chemical Engineering"
DOI: 10.1016/j.cjche.2016.11.001
Abstract: Abstract The alkylation of benzene with isopropanol over beta-zeolite is a more cost-effective solution to cumene production. During the benzene alkylation cycles, the cumene selectivity slowly increased, while the benzene conversion presented the sharp decrease… read more here.
Keywords: deactivation; beta zeolite; benzene; zeolite catalyst ... See more keywords
Hydrogen production from the steam reforming of bioethanol over novel supported Ca/Ni-hierarchical Beta zeolite catalysts
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2021.08.170
Abstract: Abstract This paper studies the H2 production via the steam reforming of a bioresource-derived ethanol mixture over supported Ca-modified Ni-hierarchical Beta zeolite catalysts. The results showed that the hierarchical Beta zeolite with rich pore structure… read more here.
Keywords: production; zeolite; beta zeolite; hydrogen production ... See more keywords
Novel adsorption materials based on graphene oxide/Beta zeolite composite materials and their adsorption performance for rhodamine B
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.03.004
Abstract: Abstract In this paper, we developed an adsorption composite materials based on the incorporation of zeolite and graphene oxide (GO), which could significantly hoist the adsorption capacity of zeolite and improve the separation trouble of… read more here.
Keywords: materials based; adsorption; composite materials; beta zeolite ... See more keywords
Alkali-metal-ions promoted Zr-Al-Beta zeolite with high selectivity and resistance to coking in the conversion of furfural toward furfural alcohol
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Catalysis"
DOI: 10.1016/j.jcat.2020.07.002
Abstract: Abstract Zirconium-substituted zeolites prepared by post-synthetic procedure have demonstrated excellent performance in the upgrading process of biomass platform compounds owing to the unique Lewis acid character. However, many pressing questions still surround these materials, especially… read more here.
Keywords: alkali metal; metal ions; beta zeolite; conversion ... See more keywords
Influence of incorporating beta zeolite nanoparticles on water permeability and ion selectivity of polyamide nanofiltration membranes.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of environmental sciences"
DOI: 10.1016/j.jes.2020.04.010
Abstract: A novel polyamide (PA) thin film nanocomposite (TFN) membrane modified with Beta (β) zeolite was prepared by interfacial polymerization on a poly (ether sulfone) (PES) ultrafiltration membrane. Compared with the PA thin film composite (TFC)… read more here.
Keywords: nanofiltration; water; beta zeolite; tfn membrane ... See more keywords
Effect of silica source on the synthesis, property and catalytic performance of Sn-Beta zeolite
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DOI: 10.1016/j.matchemphys.2021.124995
Abstract: Abstract Sn-Beta zeolite is a promising heterogeneous Lewis acid catalyst. Hydrothermal synthesis of Sn-Beta(TEOS) using tetraethyl orthosilicate (TEOS) as silica source is a classical method. However, the hydrolysis of TEOS generates considerable ethanol, which is… read more here.
Keywords: silica; catalytic performance; beta; beta zeolite ... See more keywords
Mesoporous Beta zeolite functionalisation with FexCry oligocations; catalytic activity in the NH3SCO process
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DOI: 10.1016/j.micromeso.2018.11.003
Abstract: Abstract In the presented study, H-Beta zeolite and H-Beta/meso (mesoporous Beta zeolite obtained by a mesotemplate-free method) were modified with Fe3, Fe2Cr, FeCr2 and Cr3 triple-metallic aggregates (oligocations) by ion-exchange method (for comparison modification with… read more here.
Keywords: zeolite functionalisation; activity; beta; beta zeolite ... See more keywords
Generation of hierarchical porosity in beta zeolite by post-synthesis treatment with the cetyltrimethylammonium cationic surfactant under alkaline conditions
Sign Up to like & getrecommendations! Published in 2019 at "Microporous and Mesoporous Materials"
DOI: 10.1016/j.micromeso.2019.02.001
Abstract: Abstract Commercial Beta zeolite (Si/Al = 19) was treated with aqueous solutions of hexadecyltrimethylammonium (CTA) in the presence of NaOH or NH4OH to generate hierarchical porosity in the material. The combination of a basic media and surfactant… read more here.
Keywords: beta; beta zeolite; generation; hierarchical porosity ... See more keywords