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Article
Effect of Supporter on the Activity and Stability of Immobilized Cellulase to Hydrolyze Cellulose
Immobilization is a crucial method for enzyme recovery and utilization. Among all techniques, physical adsorption stands out as a commonly employed immobilization method, driven by the surface properties of th...
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Article
In Vitro Synthesis of Isoprene by the Mevalonate Pathway in a Multi-step Enzyme Cascade Immobilized Biocatalyst Based on Mesoporous Molecular Sieve SBA-15
Isoprene is a common monomer in industrial synthetic rubber. We report the in vitro synthesis of isoprene in a multi-step enzyme cascade immobilized biocatalyst by the mevalonate pathway (MVA pathway). This me...
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Article
Interface Coupling of Pt/WO3 Heterostructured Nanoflowers Arrays for Highly-Efficient Hydrazine-Assisted Hydrogen Generation
Herein, a novel Pt anchoring WO3 nanoarray catalyst is reported and its application as HzOR and HER bifunctional electrocatalysts which shown to have superior bifunctional performance for HzOR/HER under alkaline ...
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Article
Preparation of Hydrocarbon Rich Biofuel from Cracking of Waste Cooking Oil Catalyzed by Basic Mesoporous Molecular Sieve Me-KIT-6
Bacic mesoporous molecular sieve Me-KIT-6 (Me = K, Ca, Mg, Ba) was prepared by hydrothermal synthesis through do** basic metal elements, and was used to the cracking reaction of waste cooking oil to produce ...
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Article
Preparation of Liquid Biofuel from Catalytic Cracking of Waste Cooking Oil Using Basic Mesoporous Molecular Sieve MeO/Ca-MNC-13
Faced with increasingly severe problems of energy shortage and environmental pollution, liquid biodiesel has received widespread attention as a clean and renewable energy source. In this work, mesoporous molec...
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Article
Photonic Crystals Assembled by SiO2@Ni/TiO2 for Photocatalytic Reduction of CO2
Photonic crystal (PC) can manipulate light propagation due to the presence of photonic band gap (PBG). PBG can redistribute density of optical state. When the PBG overlaps with the emission of an emitter embed...
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Article
One-Pot Synthesis of Stable Pd@mSiO2 Core–Shell Nanospheres and Their Application to the Hydrogenation of Levulinic Acid
The new catalyst Pd@mSiO2 was synthesized by a simple and gentle one-step process, mesoporous silica as the shell and metal particles as the core. The characterization showed that the catalyst structure was regul...
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Article
Hydrogenation of Phenol to Cyclohexanone over Bifunctional Pd/C-Heteropoly Acid Catalyst in the Liquid Phase
Cyclohexanone is an important intermediate in the manufacture of polyamides in chemical industry, but direct selective hydrogenation of phenol to cyclohexanone under mild conditions is a challenge. Hydrogenati...
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Article
Synthesis of Rosin Methyl Ester Using PTSA/ZrO2/Mo-MCM-41 Mesoporous Molecular Sieves
In this work, Mo-MCM-41, Zr-MCM-41, Sn-MCM-41 and Ti-MCM-41 mesoporous molecular sieves were successfully synthesized via hydrothermal synthesis. An acidic group (SO42−, PTSA etc.) was introduced into the mesopor...
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Article
Catalytic cracking of rubber seed oil using basic mesoporous molecular sieves K2O/MeO-SBA-15 (Me = Ca, Mg or Ba) as heterogeneous catalysts for the production of liquid hydrocarbon fuels
Liquid hydrocarbon fuels obtained from the catalytic cracking animal fats and plant oils have become one kinds of the attractive fuels because of their possible environment benefits and the current concern ove...
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Article
Hydrogenation of Rosin to Hydrogenated Rosin by Ru/Fe3O4@C Magnetic Catalyst
Fe3O4@C supported ultrasmall and highly monodisperse ruthenium (Ru) nanoparticles (Ru/Fe3O4@C) were prepared as novel nanocatalysts for hydrogenation reactions. The catalysts displayed high activity for the hydro...
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Article
Hydrogenation of 2-Ethylhexenal Using Supported-Metal Catalysts for Production of 2-Ethylhexanol
The catalytic hydrogenation of 2-ethylhexenal was investigated over Pd supported on ZrO2, CeO2, Al2O3, MCM-41, MAS-7 and SBA-15. The activities and the selectivities of the catalysts were strongly affected by the...
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Article
The selective hydrogenation of rosin to hydroabietic content using Pd/SBA-15 as catalysts
Well-dispersed Pd particles supported on ordered mesoporous SBA-15 were synthesized by the incipient wetness impregnation of SBA-15 with PdCl2 as precursor. The samples were characterized by X-ray diffraction (XR...
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Article
Degradation of Polystyrene Using Base Modified Mesoporous Molecular Sieves K2O/BaO-SBA-15 as Catalysts
Mesoporous BaO-SBA-15 was directly synthesized in hydrothermal system, and then K2O/BaO-SBA-15 materials were synthesized by impregnating BaO-SBA-15 in different concentration KNO3 aqueous solution. The obtained ...
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Article
Hydrogenation of rosin over PVP-stabilized Pd nanoparticles in aqueous/organic biphasic system
Rosin hydrogenation using polyvinylpyrrolidone (PVP)-stabilized Pd colloidal nanoparticles as catalyst in an aqueous/organic biphasic system was investigated. The influence of preparation methods on the size o...
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Article
Acidic functionalized ionic liquids as catalyst for the isomerization of α-pinene to camphene
An acidic functionalized ionic liquids (ILs) [HSO3-(CH2)3-NEt3]Cl-ZnCl2 was synthesized and used to catalyze the isomerization of α-pinene in a homogeneous system. The optimum conditions for isomerization were ob...
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Article
Degradation of Chitosan by Modified Cellulase in the Ionic Liquid System
The degradation of chitosan by modified commercial cellulase was studied in the ionic liquid [Gly]BF4 system. The degradation product was chitooligosaccharides. We investigated the effects of reaction conditions...
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Article
Hydration of α-pinene homogenous catalyzed by acidic polyether-modified ammonium salt ionic liquid in “microreactor”
Water-soluble ionic liquids (ILs) with the nonionic polyether modified ammonium (Ac18 n ) as cation and [HSO4]−, [H2PO3]−, [PTSA]−, or [BF4]− as anion were synthesized and the cr...
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Article
Hydrodeoxygenation of p-cresol on MoS2: the effect of adding hexadecyl trimethyl ammonium bromide during the catalyst synthesis
This study prepared unsupported MoS2 catalysts by a one-step hydrothermal method using ammonium heptamolybdate and thiocarbamide as materials. The morphology and microstructure of MoS2 catalysts were changed by ...
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Article
Open AccessStudy on Enzymatic Degradation of Cornstalk in Ionic Liquid
The influence of reaction conditions on the enzymatic degradation of cornstalk in the system of 1-ethyl-3-methylimidazolium acetate ([EMIM]OAc) was investigated. The optimum condition was as follows: 5 g 4 wt%...
