Fine‐Tuning Texture of Highly Acidic HZSM‐5 Zeolite for Efficient Ethanol Dehydration
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DOI: 10.1002/cctc.202201387
Abstract: Achieving high and stable ethylene yield from (bio)ethanol dehydration over highly active acidic zeolite remains challenging due to undesired side‐reactions. To overcome this issue, the fine‐tuned textural property of the HZSM‐5 catalyst with a hierarchical… read more here.
Keywords: dehydration; zeolite; ethanol dehydration; ethylene yield ... See more keywords
Pd Nanoparticles Encapsulated in Mesoporous HZSM-5 Zeolite for Selective One-Step Conversion of Acetone to Methyl Isobutyl Ketone
Sign Up to like & getrecommendations! Published in 2019 at "Topics in Catalysis"
DOI: 10.1007/s11244-019-01153-6
Abstract: Here we report a bifunctional catalyst comprised of Pd nanoparticles encapsulated in a solid acid mesoporous HZSM-5 zeolite for one-step synthesis of methyl isobutyl ketone (MIBK) from acetone at 150 °C and atmospheric pressure. The Pd… read more here.
Keywords: nanoparticles encapsulated; hzsm; hzsm zeolite; one step ... See more keywords
Enhancement in the aromatic yield from the catalytic fast pyrolysis of rice straw over hexadecyl trimethyl ammonium bromide modified hierarchical HZSM-5.
Sign Up to like & getrecommendations! Published in 2018 at "Bioresource technology"
DOI: 10.1016/j.biortech.2018.02.036
Abstract: Modified H-type ZSM-5 (HZSM-5) catalysts were prepared using hexadecyl trimethyl ammonium bromide (CTAB) as mesopore templates to enhance the activity for the catalytic fast pyrolysis of rice straw for aromatics compounds. A certain quantity of… read more here.
Keywords: trimethyl ammonium; hexadecyl trimethyl; catalytic fast; hzsm ... See more keywords
Enhancement of the production of bio-aromatics from renewable lignin by combined approach of torrefaction deoxygenation pretreatment and shape selective catalytic fast pyrolysis using metal modified zeolites.
Sign Up to like & getrecommendations! Published in 2020 at "Bioresource technology"
DOI: 10.1016/j.biortech.2020.122754
Abstract: In this work, combined approach of torrefaction deoxygenation pretreatment (TDP) and shape selective catalytic fast pyrolysis (SS-CFP) using bifunctional catalyst (metal modified HZSM-5) were employed to improve the yield of bio-BTX derived from the renewable… read more here.
Keywords: combined approach; metal modified; hzsm; bio ... See more keywords
Hydrodeoxygenation of phenolic compounds to cycloalkanes over supported nickel phosphides
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DOI: 10.1016/j.cattod.2018.05.012
Abstract: Abstract SiO2, HZSM-5 and Al2O3 were used to support nickel phosphides to prepare hydrodeoxygenation (HDO) catalysts. The nickel loading was kept at 20 wt% while the Ni/P molar ratio was varied among 3, 2, and 1… read more here.
Keywords: phenolic compounds; supported nickel; nickel phosphides; hydrodeoxygenation phenolic ... See more keywords
Enhancement of catalytic performance and resistance to carbonaceous deposit of lanthanum (La) doped HZSM-5 catalysts for decomposition of methyl mercaptan
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2017.12.054
Abstract: Abstract A series of rare earth elements (La, Ce, Pr, Nd, Sm, Y and Er) modified HZSM-5 catalysts were prepared and evaluated their catalytic performance for CH 3 SH decomposition. XRD, N 2 adsorption-desorption, FT-IR,… read more here.
Keywords: deposit; hzsm catalysts; decomposition; hzsm ... See more keywords
Catalytic fast pyrolysis of wood plastic composite over microporous zeolites
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DOI: 10.1016/j.cej.2018.08.128
Abstract: Abstract The catalytic pyrolysis of commercial wood plastic composite (WPC) over microporous catalysts was investigated by thermogravimetric (TG) analysis and tandem micro reactor-gas chromatography/mass spectrometry (TMR-GC/MS). The non-isothermal TG analysis results showed that the decomposition… read more here.
Keywords: plastic composite; hzsm; wood plastic; pyrolysis ... See more keywords
Successive desilication and dealumination of HZSM-5 in catalytic conversion of waste cooking oil to produce aromatics
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DOI: 10.1016/j.enconman.2017.05.050
Abstract: Abstract An integrated modified HZSM-5 was prepared by sodium hydroxide leaching and followed by hydrothermal process in series, and the co-modified zeolites were then used to conduct the catalytic fast pyrolysis of waste cooking oil… read more here.
Keywords: hzsm; cooking oil; time; waste cooking ... See more keywords
Catalytic upgrading of pyrolysis vapors from lignite over mono/bimetal-loaded mesoporous HZSM-5
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DOI: 10.1016/j.fuel.2018.01.017
Abstract: Abstract HZSM-5 was modified via alkaline treatment and wet impregnation method which loading transition metals (Co, Mo–Co and Ni–Co). The performance of catalysts for the catalytic fast pyrolysis of lignite was tested in a drop… read more here.
Keywords: pyrolysis; vapors lignite; hzsm; catalytic upgrading ... See more keywords
The promoting effect of Pt on the co-aromatization of pentane with methane and propane over Zn-Pt/HZSM-5
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DOI: 10.1016/j.fuel.2018.11.079
Abstract: Abstract The co-aromatization of pentane, methane and propane over the Zn-Pt/HZSM-5 and Zn/HZSM-5 catalyst demonstrates the promoting effect of Pt in terms of higher pentane conversion, higher BTX selectivity and suppressed naphthalene formation, particularly in… read more here.
Keywords: aromatization; hzsm; pentane; methane propane ... See more keywords
In situ upgrading of Shengli lignite pyrolysis vapors over metal-loaded HZSM-5 catalyst
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DOI: 10.1016/j.fuproc.2017.02.012
Abstract: Abstract This work is aimed to study in situ upgrading of Shengli lignite pyrolysis vapors over different metal-loaded HZSM-5 in a drop tube reactor. Co/HZSM-5, Mo/HZSM-5 and Ni/HZSM-5 (5.0 wt%) were prepared by wet impregnation and… read more here.
Keywords: pyrolysis; loaded hzsm; hzsm; situ upgrading ... See more keywords