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Vol. 49 N° 22 Novembre 2010 |
Vol. 49 N° 18 Septembre 2010 |
Vol. 49 N° 21 Novembre 2010 |
Vol. 49 N° 20 Octobre 2010 |
Vol. 49 N° 23 Décembre 2010 |
Vol. 49 N° 24 Décembre 2010 |
Vol. 50 N° 6 Mars 2011 |
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| Titre : | Industrial & engineering chemistry research, Vol. 49 N° 23 - Décembre 2010 |
| Type de document : | Bulletin : texte imprimé |
| Paru le : | 23/02/2011 |
| Année de publication : | 2011 |
| Format : | p. 11857-12332 / ill. / 28 cm |
| Note générale : | Chemical engineering |
| Langues : | Français |
| En ligne : | http://pubs.acs.org/toc/iecred/49/23 |
Dépouillements
Article : texte imprimé
Lloyd M. Robeson, Auteur
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Polymer blend technology and gas membrane separation have been two research areas where Prof. Don Paul has had major contributions. The combination of these topics has been chosen as the subject of this review paper. The morphology of phase sepa[...]
Article : texte imprimé
Jyothirmai J. Simhadri, Auteur ;
Holly A. Stretz, Auteur ;
Mario Oyanader, Auteur
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Hydrogels are widely used to produce biomolecular separations in electrophoretic applications, where gel morphology and charge effects combine to produce the separation. Nanocomposite gels are poised to revolutionize this field in both improved [...]
Article : texte imprimé
Gianluca Di Profio, Auteur ;
Efrem Curcio, Auteur ;
Enrico Drioli, Auteur
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The interest to combine membrane operations and solution crystallization has grown in the past several years. This approach has been put into practice in several forms of membrane-assisted crystallization (MAC) processes, among which is membrane[...]
Article : texte imprimé
Isaac C. Sanchez, Auteur
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Irreversible anionic polymerization is revisited with an emphasis on determining the dependence of the MW distribution on initial conditions. It is shown that only two parameters govern the distribution: the ratio of initiation to propagation ra[...]
Article : texte imprimé
Benjamin F. Ports, Auteur ;
R. A. Weiss, Auteur
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Polyolefin/clay nanocomposites were fabricated by directly melt compounding poly(ethylene-co-ran-acrylic acid), PEAA, with sodium montmorillonite and a low molecular weight quaternary ammonium salt in a simple process where all the components we[...]
Article : texte imprimé
Katsuyuki Wakabayashi, Auteur ;
Richard A. Register, Auteur
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The phase behavior in blends of magnesium salts of long-chain fatty acids with magnesium-neutralized ethylene-based ionomers is described. Anhydrous magnesium stearate and magnesium stearate−palmitate, collectively termed MgSt(Pm), show a common[...]
Article : texte imprimé
Andrew L. LaFrate, Auteur ;
Douglas L. Gin, Auteur ;
Richard D. Noble, Auteur
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A breathable membrane that demonstrates high water vapor flux was prepared using a diol-functionalized polymerizable room temperature ionic liquid. A novel monomer material was synthesized and used to fabricate thin films which were tested for t[...]
Article : texte imprimé
M. C. Ferrari, Auteur ;
M. Galizia, Auteur ;
M. G. De Angelis, Auteur
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The enhancement of gas and vapor transport rates induced by the addition of fumed silica nanoparticles to fluorinated glassy polymers is interpreted and quantitatively modeled considering the additional free volume created by incorporation of fi[...]
Article : texte imprimé
Jing Wang, Auteur ;
Christopher Y. Li, Auteur ;
Shi Jin, Auteur
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Chirality transfer (or amplification) in soft materials is an important topic for understanding how chiral assemblies develop from the atomic level to macroscopic objects. This is an interdisciplinary area which is critically associated with the[...]
Article : texte imprimé
J. C. Ignacio Lara-Estevez, Auteur ;
Claudia Camacho-Zuniga, Auteur ;
F. Alberto Ruiz-Trevino, Auteur
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A set of five polyethers containing the highly fluorinated monomer, 1,3-bis(1,1,1,3,3,3-hexafluoro-2-pentafluorophenylmethoxy-2-propyl)benzene (12F-FBE), were obtained by polycondensation with the monomers: biphenol, bisphenol F, bisphenol A, bi[...]
Article : texte imprimé
S. G. Kang, Auteur ;
J. H. Hong, Auteur ;
C. K. Kim, Auteur
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Nanocomposites of novolac phenolic resin with a series of organoclays based on sodium montmorillonite exchanged with various amine compatibilizers were fabricated via melt processing. The effects of the amine structure on the resulting morpholog[...]
Article : texte imprimé
Liming Song, Auteur ;
Baoan Li, Auteur ;
Dimitrios Zarkadas, Auteur
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Metallic shell-and-tube heat exchangers used in thermal desalination require huge capital investments, suffer from corrosion/erosion, create heavy metal pollution, and display a large footprint. This paper has explored their potential replacemen[...]
Article : texte imprimé
Hongyang Ma, Auteur ;
Kyunghwan Yoon, Auteur ;
Lixia Rong, Auteur
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A new class of thin-film nanofibrous composite (TFNC) membranes, composed of a chemically cross-linked polyvinyl alcohol (PVA) barrier layer containing directional water channels through the incorporation of very fine nanofiber fillers, an elect[...]
Article : texte imprimé
Vivek Goel, Auteur ;
Joanna Pietrasik, Auteur ;
Krzysztof Matyjaszewski, Auteur
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The melt state linear viscoelastic properties of spherical silica nanoparticles with grafted poly(n-butyl acrylate) chains of varying molecular weight were probed using linear small amplitude dynamic oscillatory measurements and complementary li[...]
Article : texte imprimé
Daniel A. Carr, Auteur ;
Marta Gomez-Burgaz, Auteur ;
Mathilde C. Boudes, Auteur
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The hydrogel system of poly(methacrylic acid-co-N-vinyl pyrrolidone) P(MAA-co-NVP) was evaluated for use as an oral delivery system for growth hormone and salmon calcitonin. These proteins were selected because of their therapeutic importance an[...]
Article : texte imprimé
Christian Langel, Auteur ;
Cristian Grossmann, Auteur ;
Simon Jermann, Auteur
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Simulated moving bed (SMB) chromatography has become a well-established technique in the pharmaceutical industry and biotechnology for the separation of enantiomers. However, exploiting the full economic potential of the process is not trivial, [...]
Article : texte imprimé
Sree Rama Raju Vetukuri, Auteur ;
Lorenz T. Biegler, Auteur ;
Andrea Walther, Auteur
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Periodic adsorption processes have gained increasing commercial importance as an energy-efficient separation technique over the past two decades. Based on fluid−solid interactions, these systems never reach steady state. Instead they operate at [...]
Article : texte imprimé
Jianzhong Xia, Auteur ;
Songlin Liu, Auteur ;
Pramoda Kumari Pallathadka, Auteur
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By employing high resolution 1H and 13C NMR spectroscopy combined with elemental analysis and FTIR-ATR, we have determined the basic chemical structure of Extem XH 1015, a new brand of polyetherimide with good thermal, mechanical properties, and[...]
Article : texte imprimé
Michael E. Vilt, Auteur ;
W. S. Winston Ho, Auteur
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Supported liquid membranes (SLMs) with strip dispersion and carrier, Aliquat 336, were used for the selective recovery of Cephalexin from simulated enzymatic solutions for Cephalexin synthesis. For the Cephalexin-containing feed solution, pH con[...]
Article : texte imprimé
Yuri Yampolskii, Auteur ;
Alexandre Alentiev, Auteur ;
Galina Bondarenko, Auteur
|
Investigation of the gas permeation parameters of several polyetherimides and polymers of intrinsic microporosity showed that their properties (permeability and permselecitivity) are sensitive to the presence of low molecular mass compounds (chl[...]
Article : texte imprimé
Dhaval A. Bhandari, Auteur ;
Naoki Bessho, Auteur ;
William J. Koros, Auteur
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Pipeline natural gas is the primary fuel of choice for distributed fuel cell-based applications due to its well-developed infrastructure. The concentration of sulfur in odorized pipeline natural gas is about 30 ppm, with the acceptable level being
Article : texte imprimé
Sarah E. Querelle, Auteur ;
Chen, Liang, Auteur ;
Marc A. Hillmyer, Auteur
|
Using a reactive block polymer precursor, membranes with a bicontinuous nanostructure containing a poly((N,N-dimethylamino)ethyl methacrylate) phase within a cross-linked poly(cyclooctene) framework were formed. These membranes were evaluated fo[...]
Article : texte imprimé
M. Isabel Loria - Bastarrachea, Auteur ;
Manuel Aguilar-Vega, Auteur
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Two isophthalic polyesters synthesized from 4,4′-(9-fluorenylidene) bisphenol, BF, and 4,4′-(1-phenylethylidene) bisphenol, BAP, and a random copolyester made from BF and BAP containing 50 mol % of these aromatic diols were prepared by interfaci[...]
Article : texte imprimé
Yu Huang, Auteur ;
Jennifer Ly, Auteur ;
Dung Nguyen, Auteur
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This paper describes the development of membranes based on perfluoro polymers for the separation of aqueous ethanol mixtures in pervaporation or vapor permeation mode. Hydrophobic perfluoro polymers were selected because their chemical and therm[...]
Article : texte imprimé
Santosh A. Sonalkar, Auteur ;
Pingjiao Hao, Auteur ;
G. Glenn Lipscomb, Auteur
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The literature demonstrates the detrimental effects of variability in the inner diameter, permeance, and selectivity of hollow fiber membranes for the production of a retentate product, for example, nitrogen purification from air. This past work[...]
Article : texte imprimé
Andreas Meyer, Auteur ;
Kai Cheng Yen, Auteur ;
Shu-Hsien Li, Auteur
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The thin-film morphologies of double-ring-banded and ringless spherulites in melt-crystallized poly(ethylene adipate) (PEA) were examined using atomic-force microscopy (AFM) and polarizing optical microscopy techniques with phase image and depth[...]
Article : texte imprimé
Jae-Hong Choi, Auteur ;
Arun Kota, Auteur ;
Karen I. Winey, Auteur
|
The morphology of solutions of poly[t-butyl styrene-b-hydrogenated isoprene-b-sulfonated styrene-b-hydrogenated isoprene-b-t-butyl styrene] (tBS-HI-SS-HI-tBS) pentablock copolymers with a range of sulfonation levels was studied by small-angle X-[...]
Article : texte imprimé
Keiichi Osano, Auteur ;
Lauren Force, Auteur ;
S. Richard Turner, Auteur
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Linear−dendritic ABA copolymers, where A and B are hyperbranched and linear polymers, respectively, were synthesized by growing hyperbranched poly(ether ketone)s onto the ends of fluoro-terminated poly(ether sulfone)s. The unreacted fluoro-termi[...]
Article : texte imprimé
Jeffery W. Thompson, Auteur ;
Holly A. Stretz, Auteur ;
Pedro E. Arce, Auteur
|
Nanocomposite polymeric hydrogels have potential to play an important role in clinical diagnostics, therapeutic agents, and electroanalytical devices, among other biotechnological applications. However, the relationship between nanocomposite str[...]
Article : texte imprimé
Michael Ponting, Auteur ;
Tiffani M. Burt, Auteur ;
LaShanda T. J. Korley, Auteur
|
Forced assembly polymer coextrusion utilizes layer multiplication to produce films with tens or thousands of micrometer to nanometer thick layers. The development of novel uneven split layer multiplying dies has produced gradient multilayer film[...]
Article : texte imprimé
Aaron W. Thornton, Auteur ;
Anita J. Hill, Auteur
|
Physical aging models are reviewed and further developed to describe the physical aging within thin (> 100 nm) and ultrathin polymer films (
Article : texte imprimé
Ruilan Guo, Auteur ;
Ozma Lane, Auteur ;
Desmond VanHouten, Auteur
|
Hydrophilic−hydrophobic alternating multiblock poly(arylene ether sulfone) copolymers containing 4,4′-biphenol (BP) or phenolphthalein (PPH) were synthesized via a coupling reaction between phenoxide-terminated hydrophilic oligomers (BPS100 and [...]
Article : texte imprimé
Carlos A. R. Melo Junior, Auteur ;
Carlos E. R. Albuquerque, Auteur ;
Juliana S. A. Carneiro, Auteur
|
This work aims to evaluate the activity and stability of solid acid catalysts (niobium oxide and sulfated zirconia) in the methyl esterification of oleic acid assisted by microwave heating, an alternative route to the base-catalyzed transesterif[...]
Article : texte imprimé
Guoqing Chen, Auteur ;
Jihui Gao, Auteur ;
Jianmin Gao, Auteur
|
A fixed reactor was employed to investigate the influence of SO2 absorption process on NO2 removal by Ca(OH)2 under low-temperature and humid circumstance. The step experiments and pretreatment experiments were carried out to investigate the eff[...]
Article : texte imprimé
Gousheng Liu, Auteur ;
Wenyan Chen, Auteur ;
Jianguo Yu, Auteur
|
P4O10 is highly deliquescent and reactive; techniques using non-P4O10 process are not only required for environmental protection, but also for consideration of safety and cost in industrial-scale production. A non-P4O10 process to prepare ammoni[...]
Article : texte imprimé
Da-Eun Kim, Auteur ;
Xuejun Pan, Auteur
|
The organosolv ethanol process was adapted for converting hybrid poplar (Populus nigra L. × P. maximowiczii) into organosolv lignin and saccharide-derived chemicals, such as levulinic acid (LA), hydroxymethylfurfural (HMF), and furfural. The eff[...]
Article : texte imprimé
Yun-Sheng Huang, Auteur ;
Wen-Qing Zhang, Auteur ;
Pei-Feng Zhang, Auteur
|
A large-scale process for the preparation of tert-butyl 4-oxoazepane-1-carboxylate (1), a useful intermediate for many pharmaceutical products under development, is described. This process is based on the ring expansion of tert-butyl piperid-4-o[...]
Article : texte imprimé
Georgios Karavalakis, Auteur ;
Georgios Anastopoulos, Auteur ;
Stamos Stournas, Auteur
|
The purpose of this study was to investigate a series of alkali-doped metal oxide catalysts for their activity in the transesterification of sunflower oil and waste cooking oil with methanol. The metal oxides used as supports were Al2O3 and ZnO [...]
Article : texte imprimé
Chih-Yi Chang, Auteur ;
Nae-Lih Wu, Auteur
|
Wastewater treatment based on solar energy effected photocatalytic reaction is a green process that utilizes renewable energy resources and minimizes secondary pollution. Low conversion efficiency is one of the key issues to overcome for realizi[...]
Article : texte imprimé
Amit A. Deshmukh, Auteur ;
Atul K. Prashar, Auteur ;
Anil K. Kinage, Auteur
|
Ru(II) Phenanthroline [Ru(II)(Phen)n where n = 1,2,3] complexes were used as highly chemoselective catalysts for hydrogenation of nitro aryls using molecular hydrogen in an aqueous media. Water, universal solvent, was used as a reaction mixture [...]
Article : texte imprimé
Sedat Ondaral, Auteur ;
Mustafa Usta, Auteur
|
The reuse of process water in paper mills causes increase in the concentration of contaminants such as dissolved and colloidal substances (DCS) and electrolyte in the suspension. In this study, the effect of these materials on the retention of p[...]
Article : texte imprimé
Shun-Yi Fang, Auteur ;
Anthony S. T. Chiang, Auteur ;
Hsien-Ming Kao, Auteur
|
Colloidal beta zeolite is typically synthesized by the reaction of a clear precursor sol at temperatures below 100 °C. The process usually suffers from limited batch productivity with a long reaction time, because of the large amount of water us[...]
Article : texte imprimé
Indrajit Mukhopadhyay, Auteur ;
Vadake. P. Mohandas, Auteur ;
Girish R. Desale, Auteur
|
Nearly spherical morphology of solution-grown NaCl particles in the size range of 300−1000 μm was achieved at 55−60 °C employing a suitable crystallizer equipped with a butterfly wing-shaped impeller operated at 250 rpm. Morphology control was e[...]
Article : texte imprimé
Luz Sanchez-Silva, Auteur ;
John Tsavalas, Auteur ;
Donald Sundberg, Auteur
|
Microencapsulation of PRS paraffin wax was carried out by means of suspension-like homopolymerization of methyl methacrylate (MMA) and by the copolymerization of this monomer with methyl acrylate (MA) and methacrylic acid (MAA). The influence of[...]
Article : texte imprimé
Chuanwen Zhao, Auteur ;
Xiaoping Chen, Auteur ;
Changsui Zhao, Auteur
|
To choose the proper active component for potassium-based sorbents to capture CO2, the carbonation behavior of some potassium carbonate from different sources was investigated with thermogravimetric analysis (TGA) and a fixed-bed reactor. The re[...]
Article : texte imprimé
Giuseppe Trunfio, Auteur ;
Gregorio Crini, Auteur
|
Chromium compounds represent an important class of chemicals and are widely used in many industrial processes. Their release in the aquatic environment constitutes a concerning source of toxicity for flora and fauna. Chromium exists mainly in th[...]
Article : texte imprimé
R. Bertrum Diemer, Auteur ;
William L. Luyben, Auteur
|
The production of methyl acetate from the raw materials of methanol and carbon monoxide offers a potentially attractive alternative to other routes. The process has two distinct reaction and separation steps. First, methanol is dehydrated to for[...]
Article : texte imprimé
G. M. N. Costa, Auteur ;
S. Kislansky, Auteur ;
Y. Guerrieri, Auteur
|
Understanding the phase behavior of polymer solutions is of great theoretical and practical importance. Pressure versus temperature (P-T) isopleths allow one to determine the number of phases present at a given T, P, and overall mixture composit[...]
Article : texte imprimé
Thayyath S. Anirudhan, Auteur ;
Padmajan S. Suchithra, Auteur
|
In this study, the development and characterization of a novel adsorbent, iron(III)-coordinated amine-modified poly(glycidylmethacrylate)-grafted densified cellulose (AM-Fe-PGDC), for the removal and recovery of fluoride ions from aqueous soluti[...]
Article : texte imprimé
Masato Taki, Auteur ;
Masatoshi Nagai, Auteur
|
Twenty marine-engine lubricants from five Japanese oil companies were discriminated on the basis on a hopane analysis using a gas chromatograph−mass spectrometer (GC−MS). The hopane ratios of 18α-22,29,30-trisnorneohopane (1) to 17α-22,29,30-tri[...]
Article : texte imprimé
Su F. Wu, Auteur ;
Ming Z. Jiang, Auteur
|
The attrition behavior of microspheres composed of CaO nanoparticles that were used as high-temperature CO2-reactive adsorbents was investigated. The nano-CaO/Al2O3 microsphere adsorbents were prepared by a spray technique from a slurry containi[...]
Article : texte imprimé
Luis A. Roman-Ramirez, Auteur ;
Fernando Garcia-Sanchez, Auteur ;
Ciro H. Ortiz-Estrada, Auteur
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In this work, we present the modeling of the vapor—liquid equilibria for the binary systems CO2 + 1-alkanol (from methanol to 1-nonanol) using the PC-SAFT equation of state as the thermodynamic model for the liquid and vapor phases. Four differe[...]
Article : texte imprimé
Zhang, Hao, Auteur ;
Rajesh S. Challa, Auteur ;
Baojun Bai, Auteur
|
Superabsorbent polymer particles, also called preformed particle gels (PPGs), have been successfully applied to reduce water production and enhance oil production in mature reservoirs with fractures or super-high-permeability streaks/channels. T[...]
Article : texte imprimé
Spiridon Siouris, Auteur ;
Christopher W. Wilson, Auteur
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The work in this Article deals with the estimation of thermodynamic data for the major species found during lubricant degradation. The organic group R on which the species were based was the pentaerythritol molecule. A computer code was develope[...]
Article : texte imprimé
Jianjun Ni, Auteur ;
Zhijie Zhou, Auteur ;
Guangsuo Yu, Auteur
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A slag flow submodel has been developed to simulate the slag flow and phase transformation behaviors in coal gasifiers. The volume of the fluid (VOF) model is used to capture the free surface of the slag flow, and the continuum surface force (CS[...]
Article : texte imprimé
Paula C. Rodrigues Pinto, Auteur ;
Eduardo A. Borges da Silva, Auteur ;
Alirio Egidio Rodrigues, Auteur
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Technologies and processes for lignocellulosic conversion in biorefineries are emergent subjects of research for which a reliable analysis of raw materials and quantification of yields of reaction products are required. This paper presents the d[...]
Article : texte imprimé
Simon R. Davies, Auteur ;
Jason W. Lachance, Auteur ;
E. Dendy Sloan, Auteur
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High pressure differential scanning calorimetry was utilized to study the mass transfer rates across methane hydrate films grown at hydrocarbon−water interfaces in a quiescent system, as a function of subcooling and the age of the film. Gas hydr[...]
Article : texte imprimé
Wai Wing Leung, Auteur ;
Ruben M. Savizky, Auteur
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The kinetics of chalcone epoxidation in a biphasic water/heptane medium system consisting of chalcone as the substrate, hydrogen peroxide as the oxidant, sodium hydroxide as the base, and dodecyltrimethylammonium bromide (DTAB) as the surfactant[...]
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