Recovery of Pd as PdO from Pd/SiO2 catalyst by leaching using hydrochloric acid
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Material Cycles and Waste Management"
DOI: 10.1007/s10163-021-01249-w
Abstract: The recovery of Pd from spent catalysts has been gaining attention due to its high economic value and limited availability in nature. To recover and reuse Pd, leaching in HCl–H2O2 media and recovery of Pd… read more here.
Keywords: sio2 catalyst; catalyst; recovery pdo; recovery ... See more keywords
Phosphorus modified MoO3–Bi2SiO5/SiO2 catalyst for gas-phase epoxidation of propylene by molecular oxygen
Sign Up to like & getrecommendations! Published in 2017 at "Research on Chemical Intermediates"
DOI: 10.1007/s11164-017-3058-5
Abstract: The phosphorus (P) modified MoO3–Bi2SiO5/SiO2 catalyst was prepared by a simple co-impregnation method and investigated in the epoxidation of propylene by molecular oxygen. The catalyst was characterized by X-ray diffraction (XRD), N2 adsorption–desorption analysis, NH3-temperature-programmed… read more here.
Keywords: sio2 catalyst; moo3 bi2sio5; bi2sio5 sio2; modified moo3 ... See more keywords
Vapor-phase isomerization of 3-pentenal over amorphous SiO2 catalyst
Sign Up to like & getrecommendations! Published in 2019 at "Applied Catalysis A: General"
DOI: 10.1016/j.apcata.2019.03.003
Abstract: Abstract Vapor-phase isomerization of 3-pentenal to 2-pentenal was performed over various oxide catalysts. An amorphous SiO2 catalyst with a weak acidity and medium mesopore size showed a conversion over 82% with 2-pentenal selectivity higher than… read more here.
Keywords: sio2 catalyst; isomerization pentenal; isomerization; amorphous sio2 ... See more keywords
Metal phosphide catalysts for the hydrotreatment of non-edible vegetable oils
Sign Up to like & getrecommendations! Published in 2018 at "Catalysis Today"
DOI: 10.1016/j.cattod.2017.03.031
Abstract: Abstract Silica-supported catalysts of nickel, cobalt, iron, molybdenum, and tungsten metal phosphides (NiP/SiO2, CoP/SiO2, FeP/SiO2, MoP/SiO2, and WP/SiO2) with a metal-loading of 15 wt%, were synthesized by reduction of the corresponding phosphite precursors. The catalysts were… read more here.
Keywords: phosphide catalysts; sio2 catalyst; metal phosphide; sio2 ... See more keywords
Synthesis of 1,3-Butadiene from Ethanol/Acetaldehyde over ZrO2-MgO-SiO2 Catalyst: The Thermodynamics and Reaction Kinetics Analysis
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2020.127861
Abstract: Abstract The catalytic conversion of ethanol into 1,3-butadiene has once again attracted widely attention. However, the kinetics of 1,3-butadiene synthesis from ethanol are rarely reported. In this work, the kinetics of 1,3-butadiene synthesis from ethanol… read more here.
Keywords: sio2 catalyst; thermodynamics; zro2 mgo; ethanol acetaldehyde ... See more keywords
Deactivation feature of Cu/SiO2 catalyst in methanol decomposition
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.03.160
Abstract: Abstract The deactivation of Cu/SiO2 catalyst in methanol decomposition, which demonstrated a unique characteristics with time on stream, was studied in this paper. Based on the variation of methanol conversion, three catalyst samples with different… read more here.
Keywords: time; sio2 catalyst; catalyst; methanol ... See more keywords
The effective and stable Cu–C@SiO2 catalyst for the syntheses of methanol and ethylene glycol via selective hydrogenation of ethylene carbonate
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2021.02.166
Abstract: Abstract The co-production of ethylene glycol and methanol via ethylene carbonate hydrogenation derived from CO2 has attracted great concerns because of the promising chemical utilization of CO2 in large-scale. Copper-based catalysts are widely concerned in… read more here.
Keywords: catalyst; hydrogenation; ethylene carbonate; sio2 catalyst ... See more keywords
Productions of phenolic rich bio-oil using waste chilli stem biomass by catalytic pyrolysis: Evaluation of reaction parameters on products distributions
Sign Up to like & getrecommendations! Published in 2021 at "Journal of The Energy Institute"
DOI: 10.1016/j.joei.2021.05.004
Abstract: Abstract In this study, catalytic pyrolysis of chilli stem (CS) were investigated in a fixed-bed reactor under N2 environment at reaction temperature of 350–500 °C in the presence of Ni–Ca/SiO2 catalyst systems. Ni–Ca/SiO2 catalysts were synthesized,… read more here.
Keywords: sio2 catalyst; catalyst; sio2 sio2; catalytic pyrolysis ... See more keywords
Highly active FexOy@SiO2 catalyst for Fischer-Tropsch synthesis through the confinement effect of metal organic frameworks material: Preparation and structure-activity relationship
Sign Up to like & getrecommendations! Published in 2021 at "Molecular Catalysis"
DOI: 10.1016/j.mcat.2021.111813
Abstract: Abstract Metal Organic Frameworks makes it being used as a template to prepare highly dispersed catalysts. The Fe@C catalyst prepared by pyrolysis of Fe-MOF precursor, depicts a core-shell structure with carbon layers being coated on… read more here.
Keywords: sio2 catalyst; structure; confinement effect; iron ... See more keywords
Effect of IB-metal on Ni/SiO2 catalyst for selective hydrogenation of acetylene
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Journal of Catalysis"
DOI: 10.1016/s1872-2067(20)63568-9
Abstract: Abstract The IB metal (Au, Ag and Cu) alloyed Pd single atom catalysts had been proved to be efficient in promoting the selectivity for hydrogenation of acetylene to ethylene. As a base metal in the… read more here.
Keywords: sio2 catalyst; hydrogenation; selective hydrogenation; metal ... See more keywords
Dehydrogenation of Isobutane over a Ni–P/SiO2 Catalyst: Effect of P Addition
Sign Up to like & getrecommendations! Published in 2019 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.9b00032
Abstract: The addition of P to a Ni/SiO2 catalyst greatly changes the isobutane dehydrogenation performance. The Ni:P ratio is an important influencing factor for a Ni–P/SiO2 catalyst because of the formatio... read more here.
Keywords: dehydrogenation isobutane; catalyst; sio2 catalyst; addition ... See more keywords