Results 21 to 30 of about 26,230 (252)

Cu(II)-metalated Silica-based Inorganic-Organic Hybrid: Synthesis, Characterization and Its Evaluation for Dye Degradation and Oxidation of Organic Substrates [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2021
A novel and efficacious inorganic-organic hybrid material was synthesized by immobilizing Cu(II)-Schiff’s base complex on silica-gel using 3-(2-aminoethylamino) propyltrimethoxysilane as linker and 1,3-diphenyl-1,3-propanedione for Schiff’s base ...
A. Naz   +4 more
doaj   +1 more source

Biofiltration of Waste Gas Containing Cyclohexanol, Cyclohexanone and Butanol

open access: yesAtmosphere, 2023
The aim of the study was to determine the efficiency of a biofilter treating waste gas containing a mixture of cyclohexanol (CHXOH), cyclohexanone (CHXO) and butanol (BL) and to assess the impact of the process parameters on the microorganisms and their ...
Agnieszka Tabernacka
doaj   +1 more source

INTENSIFICATION OF THE CYCLOHEXANE LIQUID PHASE OXIDATION PROCESS

open access: yesТонкие химические технологии, 2018
Liquid-phase oxidation of cyclohexane to cyclohexanol and cyclohexanone was studied in the absence of solvents under an air pressure of 0.5-5 MPa, in the temperature range 115-150 °C, catalyzed by N-hydroxyphthalimide (N-HPI).
A. S. Frolov   +5 more
doaj   +1 more source

Efficient Oxidation of Cyclohexane over Bulk Nickel Oxide under Mild Conditions

open access: yesMolecules, 2022
Nickel oxide powder was prepared by simple calcination of nickel nitrate hexahydrate at 500 °C for 5 h and used as a catalyst for the oxidation of cyclohexane to produce the cyclohexanone and cyclohexanol—KA oil. Molecular oxygen (O2), hydrogen peroxide (
Reem S. Alnefaie   +3 more
doaj   +1 more source

Gold Nanotriangles as Selective Catalysts for Cyclohexanol and Cyclohexanone Production

open access: yesApplied Sciences, 2018
The search for sustainable catalytic oxidation processes remains a challenge. One process of utmost industrial and economic importance is the selective oxidation of cyclohexane, in the route of nylon-6,6 production, which requires urgent improvement ...
Inês A. S. Matias   +4 more
doaj   +1 more source

Selective photocatalytic oxidation of cyclohexanol to cyclohexanone: A spectroscopic and kinetic study

open access: yesChemical Engineering Journal, 2020
In this work, spectroscopic and kinetic studies were performed on photocatalytic oxidation of cyclohexanol to cyclohexanone. The photocatalytic experiments were performed according to a three-level full factorial design and the rate of cyclohexanone ...
M. R. Karimi Estahbanati   +5 more
semanticscholar   +1 more source

Aqueous phase partial hydrodeoxygenation of lignin-derived phenols over Al2O3-SiO2 microspheres supported RuMn multifunctional catalyst: Synergic effect among Ru, Mn and Al2O3-SiO2 support

open access: yesCatalysis Communications, 2022
Herein, RuMn/Al2O3-SiO2 multifunctional catalyst was prepared and efficiently converted lignin-derived phenols into cyclohexanol by aqueous partial hydrodeoxygenation (HDO).
Mengting Chen   +5 more
doaj   +1 more source

Tuning a bi-enzymatic cascade reaction in Escherichia coli to facilitate NADPH regeneration for ε-caprolactone production

open access: yesBioresources and Bioprocessing, 2021
ε-Caprolactone is a monomer of poly(ε-caprolactone) which has been widely used in tissue engineering due to its biodegradability and biocompatibility.
Jinghui Xiong   +6 more
doaj   +1 more source

Optimization of Cyclohexanol and Cyclohexanone Yield in the Photocatalytic Oxofunctionalization of Cyclohexane over Degussa P-25 under Visible Light

open access: yesMolecules, 2019
The sustainable transformation of basic chemicals into organic compounds of industrial interest using mild oxidation processes has proved to be challenging.
Adolfo Henríquez   +4 more
doaj   +1 more source

Simple and Green Adipic Acid Synthesis from Cyclohexanone and/or Cyclohexanol Oxidation with Efficient (NH4)xHyMzPMo12O40 (M: Fe, Co, Ni) Catalysts

open access: yesBulletin of Chemical Reaction Engineering & Catalysis, 2018
The oxidation of cyclohexanone and/or cyclohexanol to adipic acid (AA) was performed at 90 °C with a reaction time of 20 h, in the presence of H2O2 as oxidant and transition metal substituted ammonia polyoxometalates of formula, (NH4)xHyMzPMo12O40 (M: Fe,
Sihem Mouanni   +5 more
doaj   +1 more source

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