Showing papers in "Journal of Industrial and Engineering Chemistry in 2011"

TL;DR: In this paper, Ru, Pt and Pd noble metal was used for selective hydrogenation of biomass derived levulinic acid (LA) to γ-valerolactone (GVL) in a continuous down flow fixed-bed reactor system.

TL;DR: In this paper, the authors report on the mechanical and thermal properties of polyvinyl alcohol (PVA) nanocomposites reinforced with nanocelluloses isolated by the sulfuric acid hydrolysis using commercial microcrystalline cellulose (MCC).

TL;DR: SAPO-34 catalysts were synthesized by the hydrothermal method using morpholine and/or TEAOH templates, which exhibited more crystallinity and smaller particle size as mentioned in this paper.

TL;DR: In this article, the authors used hydroxyapatatite (HAP) modified with different metal salts and used as a catalyst for the synthesis of glycerol carbonate via transesterification from glycerols and dimethyl carbonate.

TL;DR: In this article, the effect of nickel content on the catalytic performance of XNiAl catalysts was investigated, and the authors concluded that the optimal nickel content of a nickel-alumina xerogel catalyst for methanation reaction was 40 wt% when considering the amount of nickel used for the preparation of catalyst.

TL;DR: In this article, the effect of different parameters, such as molar ratio of acetone to glycerol, catalyst wt.% and time-on-stream was studied over zirconia and promoted ZIRconia catalysts.

TL;DR: In this paper, a simple and very fast salting-out assisted liquid-liquid extraction (SALLE) followed by UV-vis spectrphotometric method was developed and applied for determination of methylene blue and sunset yellow in wastewater and food samples.

TL;DR: In this article, it is shown that the voltage at the output terminals of the magnetorheological sensor device is considerably influenced by the intensity of the transverse magnetic field, for control voltages kept constant.

TL;DR: In this article, nine commercially available membranes were used for a DCMD system to investigate the effect of membrane difference on permeation flux and conductivity, and a mathematical model was built to simulate the mass and heat transfer process.

TL;DR: In this paper, an approach of feeding gases, a carbon precursor (solid or gases) and a catalyst into the reaction zone is reviewed, followed by a study of the reaction process concerning how the method is initiated, the effect of growth environment and catalyst on CNTs as well as the discharging mechanism for the final carbon products.

TL;DR: In this article, Syzygium cumini L leaf powder was used as a biosorbent for generating adsorption data in a fixed bed mini column, and the effect of flow rate, initial Cd(II) concentration and bed height were the experimental parameters chosen to obtain breakthrough curves.

TL;DR: Pt and Pt-Sn/alumina catalysts were prepared by either an incipient wetness impregnation or co-impregnation method, and their deactivation behavior, coke structure and coke location in propane dehydrogenation were investigated by XRD, XPS, TPO and reaction tests as discussed by the authors.

TL;DR: In this article, the ultrasonic energy was irradiated to induce the transesterification of the vegetable oil and the highest yield and methyl ester content were observed at an ultrasonic power of more than 450 W. The ultrasonic irradiation had two effects, those were heating and mixing of the reactants.

TL;DR: In this article, the effect of nanocomposites on tensile, hardness, tear strength and thermogravimetry analysis (TGA) is examined and the outcome of these results is discussed.

TL;DR: In this article, a mixture of negatively charged SBR latex particles and positively surface modified MLGS in water with the aid of flocculant, polyaluminium chloride (PAC) was obtained.

TL;DR: In this paper, a mesoporous material (MCM-41), crystalline microporous zeolite (HY), and amorphous silica (XPO-2412) were functionalized with three kinds of amine groups, namely 3-aminopropyltriethoxysilane (APTES), N(β-aminoethyl) γ-polymorphic polyethylene (β-polyethylene), N1-(trimethoxyl)-propyl) diethylenetriamine (TMSPDETA

TL;DR: In this paper, high molecular weight homopolymers of acrylamide (PAM) and (2-methacryloyloxyethyl) trimethyl ammonium chloride (PDMC) were synthesized using solution polymerization technique.

TL;DR: In this article, the cellulose nanofibrils were used to prepare nanopapers of extremely high tensile performance and chemical modifications with the increased pass number through the homogenizer provided the dramatically increased tensile modulus and strength of the nanopapers.

TL;DR: In this article, the authors describe synthesis, characterization and comparative evaluation of two low molecular weight maleic acid copolymers as potential calcite scale inhibitors and show that complete scale inhibition was possible at a low dose of 20-25ppm throughout the test regime.

TL;DR: In this paper, a simple hydrothermal preparation of TiO2 materials using concentrated hydrochloric acid and controlled the morphology of the particles by changing the acid amounts was reported.

TL;DR: In this paper, Jatropha oil was extracted from seeds of Jatrophas cultivated in Nakhon Ratchasima, Thailand and analyzed by various methods to determine its composition and properties.

TL;DR: In this paper, a carbon electrode using a polyvinyl alcohol (PVA) binder (a water-soluble polymer) was fabricated by cross-linking PVA with glutaric acid (GA).

TL;DR: In this article, a gas phase dehydration of glycerol catalyzed by the rutile TiO 2 -supported heteropolyacids was investigated, and the catalytic activity of the catalysts was significantly affected by the type and loading of heteropoly acrolein selectivity.

TL;DR: Olive stone (OS) and pine bark (PB) were used as effective biosorbents for the removal of Cu(II) from aqueous solutions in this article, which was characterized by elemental analysis, potentiometric titrations, surface area and pore size distribution and FTIR analyses.

TL;DR: In this paper, the X-ray photoelectric spectroscopy (XPS) and cyclic voltammetry (CV) were used to assess the performance of the activated carbons.

TL;DR: In this article, mesoporous alumina xerogel (AX) supports were calcined at various temperatures to control their acid property, and the effect of acid property of Pd/AX catalyst on the catalytic performance was examined.

TL;DR: In this paper, the simultaneous removal of antibiotics and antibiotic-resistant bacteria by ozone-based advanced oxidation technology (AOT) was investigated for the treatment of anaerobic digestion effluent of piggery wastewater.

TL;DR: In this paper, the NH2-PEG-NH2 interaction between NH2−PEG−NH2 and graphene is used to form stable aqueous graphene solution.

TL;DR: In this article, by-products generated during organosolv pretreatments of yellow poplar wood were performed in the presence of sulfuric acid and sodium hydroxide catalysts to elucidate the effects on further biological fermentation.

TL;DR: In this paper, the authors report the actuation performance of a cost-effective sulfonated polystyrene (sPS)-based IPMC, and its comparison with that of a Nafion-based IPMC.