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Vol. 48 N° 20 Octobre 2009 |
Vol. 48 N° 24 Décembre 2009 |
Vol. 49 N° 2 Janvier 2010 |
Vol. 49 N° 4 Fevrier 2010 |
Vol. 48 N° 22 Novembre 2009 |
Vol. 48 N° 23 Décembre 2009 |
Vol. 49 N° 1 Janvier 2010 |
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| Titre : | Industrial & engineering chemistry research, Vol. 49 N° 4 - Fevrier 2010 |
| Type de document : | Bulletin : texte imprimé |
| Paru le : | 17/04/2010 |
| Année de publication : | 2010 |
| Format : | p. 1457-1996 / ill. / 28 cm |
| Note générale : | Chemical engineering |
| Langues : | Français |
| En ligne : | http://pubs.acs.org/toc/iecred/49/4 |
Dépouillements
Article : texte imprimé
Oxana V. Kharissova, Auteur ;
Boris I. Kharisov, Auteur ;
Ruz Valdés, Juan Jacobo, Auteur
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The use of microwave (MW) radiation in glass processing is reviewed and compared to the usual processing techniques, such as glass melting, sintering, sealing, devitrification, coating, reinforcement with various substances, deposition by layers[...]
Article : texte imprimé
Hallac, Bassem B., Auteur ;
Sannigrahi, Poulomi, Auteur ;
Pu, Yunqiao, Auteur
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Ethanol organosolv pretreatment was performed on Buddleja davidii to evaluate this bioresource as a potential feedstock for bioethanol production. B. davidii was pretreated and delignified, while 85% of the glucose content of the untreated mate[...]
Article : texte imprimé
Tan, He, Auteur ;
Yang, Rallming, Auteur ;
Sun, Weidong, Auteur
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This paper presents results on the features of bagasse pretreatment with peroxide and acetic acid (peroxide−HAc) aiming at selective removal of lignin to enhance enzymatic hydrolysis. Surface response methodology was employed to study the effect[...]
Article : texte imprimé
Kumaresan, L., Auteur ;
Mahalakshmi, M., Auteur ;
Palanichamy, M., Auteur
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Strontium doped titania (TiO2) nanoplates and titania nanoparticles were synthesized by sol−gel method. The characterization of the materials revealed the mesoporous nanoplate-like structure for Sr2+ doped TiO2. The thickness and edge length of[...]
Article : texte imprimé
Jensen, Lars, Auteur ;
Ramlov, Hans, Auteur ;
Kaj Thomsen, Auteur
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In the oil and gas industry there is ample motivation for moving toward greener kinetic inhibitors of gas hydrates as many of those used today suffer from poor biodegradability. In this work, we have investigated experimentally whether ice-struc[...]
Article : texte imprimé
Potapova, E., Auteur ;
Carabante, I., Auteur ;
Grahn, M., Auteur
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In this work, the adsorption of three model collectors, viz., poly(ethylene glycol) monooleate (PEGMO), ethyl oleate, and maleic acid, as well as the commercial fatty-acid-type collector Atrac 1563, was studied in situ on synthetic hematite usin[...]
Article : texte imprimé
Turhan, Yasemin, Auteur ;
Dogan, Mehmet, Auteur ;
Alkan, Mahir, Auteur
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Nanocomposites of poly(vinyl chloride) (PVC) have been prepared by solution intercalation method using both natural and modified kaolinites. Kaolinite was modified with dimethyl sulfoxide (DMSO) to expand the interlayer basal spacing. The charac[...]
Article : texte imprimé
Felice, Christine, Auteur ;
Ye, Stanley, Auteur ;
Qu, Deyang, Auteur
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The effect of Nafion−clay nanocomposite membranes on hydrogen and methanol crossover in a proton exchange membrane (PEM) fuel cell was studied. Several analytical methods were used to determine the fuel crossover rate and the ionic conductivity [...]
Article : texte imprimé
Yuksel, Asli, Auteur ;
Koga, Hiromichi, Auteur ;
Mitsuru Sasaki, Auteur
|
Hydrothermal electrolysis reactions of glycerol were investigated under various operating conditions to determine the effects of applied DC current, electrolysis time, and alkali concentration on the decomposition mechanism of glycerol. In addit[...]
Article : texte imprimé
Luis Serrano, Auteur ;
Alriols, Maria Gonzalez, Auteur ;
Briones, Rodrigo, Auteur
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he oxypropylation of rapeseed cake residue generated in the biodiesel production process was studied. The reaction was carried out by suspending the rapeseed cake residue in propylene oxide [30/70 ratio (w/v)] in the presence of a basic catalyst[...]
Article : texte imprimé
Ramesh, Thimmasandra Narayan, Auteur
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Cobalt hydroxide and cobalt oxyhydroxide derive their crystal structure from brucite mineral. Cobalt hydroxide crystallizes in hexagonal 1H polytype while cobalt oxyhydroxide in rhombohedral symmetry. In spite of the isostructural relationship b[...]
Article : texte imprimé
Karaoglu, M. Hamdi, Auteur ;
Dogan, Mehmet, Auteur ;
Alkan, Mahir, Auteur
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The adsorption behavior of reactive blue 221 (RB221) on kaolinite was investigated by batch tests. The experiments were performed by employing a spectrophotometer to measure the concentration of RB221 before and after adsorption. The effects of [...]
Article : texte imprimé
Kobayashi, Yasukazu, Auteur ;
Kohji Omata, Auteur ;
Yamada, Muneyoshi, Auteur
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Preferential oxidation (PROX) of CO in excess hydrogen was investigated over cobalt catalysts supported on SrCO3, which showed a high performance. From the results of X-ray diffraction, X-ray photoelectron spectra (XPS), and temperature-programm[...]
Article : texte imprimé
Kumar, C. H. Vinod, Auteur ;
Jagadeesh, R. V., Auteur ;
Shivananda, K. N., Auteur
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The homogeneous catalysis of Ru(III), Os(VIII), Pd(II), and Pt(IV) in the oxidative conversion of folic acid (FA) to pterin-6-carboxylic acid, p-aminobenzoic acid, and glutamic acid by sodium N-bromo-p-toluenesulfonamide (bromamine-T; BAT) was s[...]
Article : texte imprimé
Di Carlo, A., Auteur ;
Bocci, E., Auteur ;
Zuccari, F., Auteur
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This paper highlights the use of a fluidized bed reactor of 10 cm i.d. for producing hydrogen by sorption-enhanced steam methane reforming (SE-SMR). The model used for the hydrodynamic behavior of the bed is Eulerian−Eulerian. The kinetics of th[...]
Article : texte imprimé
Barrai, Federico, Auteur ;
Marco J. Castaldi, Auteur
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This paper presents an experimental investigation of a fuel processor consisting of a JP-8 autothermal reforming (ATR) reactor and a surrogate-fed CO-cleanup train. The CO-cleanup train, comprising a water−gas shift (WGS) and two preferential ox[...]
Article : texte imprimé
Van Essendelft, Dirk T., Auteur ;
Schobert, Harold H., Auteur
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The rapid extraction of magnesium from serpentine is critical to novel low-pressure mineral carbonation methodology. Although almost any acid can dissolve the magnesium, the rate plays a critical role in the industrialization of the process. As [...]
Article : texte imprimé
Varhegyi, Gabor, Auteur ;
Czégény, Zsuzsanna, Auteur ;
Liu, Chuan, Auteur
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Two blends of tobacco (Virginia and Burley) were studied by thermogravimetry at linear and nonlinear heating programs in gas flows containing 2, 4, and 9% oxygen. A kinetic scheme of successive devolatilization and char-burnoff reactions was ass[...]
Article : texte imprimé
Idibie, Christopher A., Auteur ;
Abdulkareem, Saka A., Auteur ;
Pienaar, Christo H. vZ, Auteur
|
The sulfonation kinetics of polystyrene−butadiene rubber (PSBR) with different initial concentrations of chlorosulfonic acid was studied. First, the kinetic study showed that an optimum sulfonation time of 24 h and 1.6 M/mL of chlorosulfonic aci[...]
Article : texte imprimé
Meeuwse, Marco, Auteur ;
John Van Der Schaaf, Auteur ;
Jaap C. Schouten, Auteur
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This paper presents a new type of spinning disk reactor configuration for gas−liquid operations. It combines the features of a classical spinning disk with a liquid film on the rotor [e.g., Aoune, A.; Ramshaw, C. Int. J. Heat Mass Transfer 1999,[...]
Article : texte imprimé
Dreyer, Bradon J., Auteur ;
Dauenhauer, Paul J., Auteur ;
Horn, Raimund, Auteur
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To investigate the effect of co-fed lignin derivatives on olefin production in the catalytic partial oxidation of aliphatic feedstocks, benzene was selected as a lignin surrogate and n-hexane was selected as a renewable oil surrogate. Aromatic b[...]
Article : texte imprimé
Ersoz, Gulin, Auteur ;
Atalay, Suheyda, Auteur
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Low -pressure catalytic wet air oxidation of aniline was investigated in a bubble reactor over Co3O4 (10% wt)/CeO2. The catalyst was prepared by sol−gel technology and characterized by using scanning electron microscope, X-ray diffraction, nitro[...]
Article : texte imprimé
Mogalicherla, Aswani Kumar, Auteur ;
Deepak Kunzru, Auteur
|
The effect of gas and liquid velocities on the rate of hydrogenation of α-methyl styrene (AMS) in a monolithic reactor has been investigated at different washcoat loadings. The catalyst used was 0.5 wt% Pd/Al2O3. To cover a wide range of velocit[...]
Article : texte imprimé
T. Odedairo, Auteur ;
Al-Khattaf, S., Auteur
|
The ethylation of benzene with ethanol over USY zeolite catalysts has been investigated at three different temperatures (300, 350, and 400 °C) for reaction times of 3, 5, 7, 10, 13, and 15 s with constant benzene to ethanol mole ratio of 1:1. Si[...]
Article : texte imprimé
Bali, Sumit, Auteur ;
Frank E. Huggins, Auteur ;
Ernst, Richard D., Auteur
|
Mixed 4.5% iron oxide−95.5% cerium oxide aerogels doped with 1% and 2% palladium (Pd) by weight have been synthesized, and their activities for the catalysis of water−gas shift (WGS) reaction have been determined. The aerogels were synthesized u[...]
Article : texte imprimé
Lili Li, Auteur ;
Han, Changxiu, Auteur ;
Li Yang, Auteur
|
The carbon nanotubes (CNTs) supported amorphous CoNiBP catalyst is synthesized by means of induced electroless-plating method. The morphology, structure, and composition of the catalyst are characterized using a number of analytical instrumentat[...]
Article : texte imprimé
Influence of the support on MnOx metallic monoliths for the combustion of volatile organic compounds
Aguero, Fabiola N., Auteur ;
Barbero, Bibiana P., Auteur ;
Sanz, Oihane, Auteur
|
The influence of the alumina layer nature which acts as the support on the preparation of structured catalysts and on the catalytic performance in VOC combustion was studied. Anodized aluminum and a ferritic alloy covered with colloidal alumina [...]
Article : texte imprimé
Bin Zhao, Auteur ;
Chou, Chun-Jen, Auteur ;
Chen, Yu-Wen, Auteur
|
NiCoB has been reported to be a good catalyst for the hydrogenation of p-chloronitrobenzene (p-CNB). However, it aggregates easily. In this study, a series of tungsten-modified NiCoB catalysts with various tungsten contents were synthesized by t[...]
Article : texte imprimé
Patel, Hasmukh A., Auteur ;
Somani, Rajesh S., Auteur ;
Hari C. Bajaj, Auteur
|
Organoclays or nanoclays have gained increased attention from industry as well as academia during the past 11/2 decades. These clays are prepared from natural clays which invariably have other minerals as impurities. It is of prime significance [...]
Article : texte imprimé
Wang, Wencai, Auteur ;
Tian, Xiaodong, Auteur ;
Yiping Feng, Auteur
|
Pore-filling N-isopropylacrylamide (NIPAAM) polymer hydrogels were successfully grafted onto track-etched polycarbonate (PC) membranes by plasma-induced graft copolymerization. The microstructure and morphology of the PC-g-PNIPAAM membranes were[...]
Article : texte imprimé
Zhou, Jie, Auteur ;
Yu, Tianming, Auteur ;
Wu, Shengji, Auteur
|
Pyrolysis has the potential of transforming waste into recyclable products. Pyrolytic carbon black (PCB) is one of the most important products from the pyrolysis of used tires. Techniques for surface modifications of PCB have been developed. One[...]
Article : texte imprimé
Li, Dan, Auteur ;
Hong, Biyuan, Auteur ;
Fang, Wenjun, Auteur
|
Self-assembled silver nanoparticles with an average diameter of 5 nm have been successfully fabricated by reduction of Ag+ with ascorbic acid in the mixture of water, alkylamine, and oleic acid. Thermogravimetry (TG), differential scanning calor[...]
Article : texte imprimé
Smith, Alastair D., Auteur ;
Lester, Edward, Auteur ;
Thurecht, Kristofer J., Auteur
|
The first dedicated study investigating how the dielectric properties of free-radical initiators vary with both temperature and time is reported herein. The materials tested were chosen because they are standard initiators that are widely used b[...]
Article : texte imprimé
Suryanarayana, G., Auteur ;
Pallab Ghosh, Auteur
|
Mixtures of ionic and nonionic surfactants have a wide range of industrial and household applications. The properties of the monolayer formed by such systems at the air−water interface depend on the interactions between the surfactants. The pres[...]
Article : texte imprimé
Qiang Zhao, Auteur ;
Shih, Wan Y., Auteur ;
Chang, Hsiao-Lan, Auteur
|
MnOx−ZrO2 mixed oxides are very active catalysts for oxidation or combustion applications due to their excellent redox activity. Recently, they have also shown promising results for NO storage in emission control. Despite the versatile applicati[...]
Article : texte imprimé
Gonen, Mehmet, Auteur ;
Ozturk, Serdar, Auteur ;
Balkose, Devrim, Auteur
|
The preparation of calcium stearate (CaSt2) using precipitation and Langmuir−Blodgett techniques was investigated in this study. While sodium stearate and calcium chloride were used in the precipitation process, calcium stearate nanofilms were p[...]
Article : texte imprimé
Wang, Jishuai, Auteur ;
Gang Rong, Auteur
|
In this article, a two-stage robust model is proposed to solve the crude oil scheduling problem under uncertain conditions. The first stage of the model is developed using chance-constrained programming and fuzzy programming that can be transfor[...]
Article : texte imprimé
Zumoffen, David, Auteur ;
Basualdo, Marta, Auteur
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In this work a new concept for designing an efficient monitoring system for large scale chemical plants is presented. It is considered that the monitoring problem must be solved integrated with the optimal sensor location together with the plant[...]
Article : texte imprimé
Lopez, Jimmy A., Auteur ;
Verónica Bucalá, Auteur ;
Villar, Marcelo A., Auteur
|
Poly(β-hydroxybutyrate), PHB, is a microbial biopolymer produced by bacteria under unbalanced culture conditions. Such unbalanced conditions can be easily reached in a fed-batch bioreactor; therefore, it is important to know the system’s behavio[...]
Article : texte imprimé
Zhiqiang Ge, Auteur ;
Zhihuan Song, Auteur
|
To improve monitoring performance, the traditional principal component analysis (PCA) based process monitoring approach has been extended to its probabilistic counterpart. However, its ability is limited in linear processes. This paper proposes [...]
Article : texte imprimé
Tian, Daqing, Auteur ;
Zhu, Lingyu, Auteur ;
Xi Chen, Auteur
|
The generalized disjunctive programming (GDP) model has been proposed and applied in the past decade as an alternative to the mixed integer nonlinear programming (MINLP) model because it has the advantages of being straightforward when used in c[...]
Article : texte imprimé
Edwards, Matthew K., Auteur ;
Fiskum, Sandra K., Auteur ;
Shimskey, Rick W., Auteur
|
A series of leach tests were performed on actual Hanford Site tank wastes in support of the Hanford Tank Waste Treatment and Immobilization Plant (WTP). The samples were targeted composite slurries of high-level tank waste materials representing[...]
Article : texte imprimé
Luis J. Zeballos, Auteur ;
Carlos A. Méndez, Auteur
|
This work addresses the simultaneous production and material handling scheduling problem typically arising in pipeless plants with alternative layouts. An integrated constraint programming (CP) methodology, comprising both a detailed CP model an[...]
Article : texte imprimé
Vicente Rico-Ramirez, Auteur ;
Reyes-Mendoza, Miguel A., Auteur ;
Quintana-Hernandez, Pedro A., Auteur
|
Recent attempts to develop sustainability theory propose the use of Fisher information as a sustainability index. The approach has been shown to be suitable for the analysis of ecological models, including dynamic simulations as well as optimal [...]
Article : texte imprimé
Li, Mingheng, Auteur
|
This work focuses on the minimization of energy in reverse osmosis water desalination. First, a set of dimensionless parameters were derived to characterize the reverse osmosis desalination process. On the basis of the assumptions of constant pu[...]
Article : texte imprimé
Zhanglong Yu, Auteur ;
Lv, Yajing, Auteur ;
Yongmei Chen, Auteur
|
It is a promising technology in the alumina industry using citric acid to extract aluminum from clay or kaolin and obtain the solution of aluminum citrate (AlCit). But the prerequisite of the preparation procedure of alumina started from AlCit i[...]
Article : texte imprimé
Efe, Cagri, Auteur ;
Van der Wielen, Luuk A. M., Auteur ;
Straathof, Adrie J. J., Auteur
|
Initial studies were performed on succinic acid adsorption from aqueous solutions by zeolite powders. CVB-28014 (high-silica ZSM-5) showed higher equilibrium loadings (up to 0.16 g/g) than CBV-901 and CP811C-300, and was used for follow up studi[...]
Article : texte imprimé
Thiede, Sarah, Auteur ;
Horstmann, Sven, Auteur ;
Meisel, Thomas, Auteur
|
Isothermal vapor−liquid equilibrium data for 2-methyl-1-butanol + 3-methyl-1-butanol were measured using a static synthetic method at temperatures of 343.15, 353.69, 368.15, and 404.45 K. Additionally, excess enthalpy (HE) data for the system we[...]
Article : texte imprimé
McIntyre, J. A., Auteur ;
Armin D. Ebner, Auteur ;
Ritter, J. A., Auteur
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A dual reflux (DR) enriching pressure swing adsorption (PSA) process with two beds and an intermediate feed located at z/L = 0.5 was studied experimentally for concentrating a dilute feed of ethane in N2 using MeadWestvaco BAX-1500 activated car[...]
Article : texte imprimé
Carpenter, Daniel L., Auteur ;
Bain, Richard L., Auteur ;
Davis, Ryan E., Auteur
|
A parametric study of the gasification of four feedstocks (corn stover, switchgrass, wheat straw, and wood) has been performed on an experimental, pilot-scale (0.5 ton/day) gasification facility. A comparison was made of the performance of the g[...]
Article : texte imprimé
Henderson, Nélio, Auteur ;
Sacco, Wagner F., Auteur ;
Barufatti, Nelza E., Auteur
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In this article, we use differential evolution (DE) algorithms for the first time in the prediction of critical points of thermodynamic mixtures. Despite the name, DE algorithms are direct search populational techniques that do not use derivativ[...]
Article : texte imprimé
Mac Dowell, N., Auteur ;
Llovell, F., Auteur ;
Adjiman, C. S., Auteur
|
The current method of choice for large-scale carbon dioxide (CO2) capture is amine-based chemisorption, typically in packed columns, with the benchmark solvent being aqueous solutions of a primary alkanolamine: monoethanolamine (MEA). In this co[...]
Article : texte imprimé
Moghadassi, A. R., Auteur ;
Hosseini, S. Masoud, Auteur ;
Henneke, Dale E., Auteur
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The effect of CuO nanoparticles on the thermal conductivities of paraffin and monoethylene glycol (MEG) was investigated. An enhancement in the effective thermal conductivity was found for both fluids. This enhancement was studied with regard to[...]
Article : texte imprimé
Yang, Quan, Auteur ;
Zhu, Shen-Lin, Auteur ;
Zhao, Tian-Sheng, Auteur
|
In the petroleum industry, knowledge of phase behavior is essential to solve many problems, such as the design of the catalytic cracking of heavy oil. The catalyst tends to lose activity as a result of the formation of the solid phase, so the ca[...]
Article : texte imprimé
R. Farajzadeh, Auteur ;
Andrianov, A., Auteur ;
P. L. J. Zitha, Auteur
|
We report the study of flow of CO2 and N2 foam in natural sandstone cores containing oil with the aid of X-ray computed tomography. The study is relevant for enhanced oil recovery (EOR). The cores were partially saturated with oil and brine (hal[...]
Article : texte imprimé
Herbert Loria, Auteur ;
Pedro Pereira-Almao, Auteur
|
An innovative way to upgrade heavy crude oils is the use of ultradispersed catalysts; however, an adequate mathematical expression that describes the mass transfer on this process is still missing. This paper studies the separation and suspensio[...]
Article : texte imprimé
Jones, Samuel T., Auteur ;
Heindel, Theodore J., Auteur
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Gas holdup and superficial liquid velocity in the downcomer and riser are studied for an external loop airlift reactor with a downcomer-to-riser area ratio of 1:16. Two downcomer configurations are investigated over a range of superficial gas ve[...]
Article : texte imprimé
Torres-Arenas, José, Auteur ;
Jean-Pierre Simonin, Auteur ;
Olivier Bernard, Auteur
|
The mean activity (γ±) and osmotic (Φ) coefficients for binary and ternary aqueous solutions of trivalent electrolytes (mainly made up of lanthanide salts) are described in the framework of the primitive model of ionic solutions, using the bindi[...]
Article : texte imprimé
Toshihiko Arita, Auteur ;
Ueda, Yu, Auteur ;
Minami, Kimitaka, Auteur
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Ceria (CeO2) nanocyrstals which could be transparently dispersed in several organic solvents were synthesized by organic-ligand-assisted hydrothermal synthesis. We have studied the dispersity of the nanocrystals into typical organic solvents usi[...]
Article : texte imprimé
Olaru, Niculae, Auteur ;
Olaru, Liliana, Auteur
|
Electrospinning of cellulose acetate phthalate (CAP) has been performed from an acetone−water mixture 85/15 (v/v), 2-methoxyethanol, and a 2-methoxyethanol−acetone−water mixture 50/42.5/7.5 (v/v/v). It has been observed that, at low polymer conc[...]
Article : texte imprimé
Asadishad, Bahareh, Auteur ;
Manouchehr Vossoughi, Auteur ;
Alemzadeh, Iran, Auteur
|
Doxorubicin-loaded nanocarriers were produced employing folate-modified polyethylene glycol (PEG)-functionalized gold nanoparticles for targeted delivery to positive folate-receptor cancer cells. Doxorubicin and folate were, respectively, conjug[...]
Article : texte imprimé
Cheng, Wenting, Auteur ;
Zhibao Li, Auteur
|
A new chemical model of supersaturation (S) was developed and applied to test for the precipitation of hydromagnesite [Mg5(CO3)4(OH)2·4H2O] in the MgCl2−Na2CO3 system in supersaturated solutions over the temperature range of 50−90 °C. Based on t[...]
Article : texte imprimé
Ngigi, Geoffrey K., Auteur ;
Diane Hildebrandt, Auteur ;
David Glasser, Auteur
|
A data weighting method derived from analysis of the distillation column design relation(s) is used on several experimental vapor−liquid equilibrium (VLE) sets of data for estimating the interaction pair parameters of two local-composition model[...]
Article : texte imprimé
Yang, Ying-Chieh, Auteur ;
Hung-Shan Weng, Auteur
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To avoid the inconvenience and danger caused by using air or oxygen as a regenerating gas for coked catalysts, this work proposes an effective regeneration method for the fouled Al-promoted sulfated zirconia (AL/SZ) catalyst. This work tries hyd[...]
Article : texte imprimé
Lyn, Margaret E., Auteur ;
Ying, DanYang, Auteur
|
The dehydration of calcium alginate beads is observed to have a simple power-law time dependence. The ratio of the water content, M(t), to the initial water content, M0, can be expressed as The parameter tc is insensitive to the guluronic conte[...]
Article : texte imprimé
Zhang, Zhaobin, Auteur ;
Albright, Lyle F., Auteur
|
Numerous techniques have been considered on how to reduce coke formation and/or coke collection on the inner surfaces of the coils in furnaces producing ethylene, propylene, etc. Such reduction would lead to several beneficial events including m[...]
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