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Hongsub Jung et al.
Enzyme and microbial technology, 51(3), 143-147 (2012-07-05)
Glycerol carbonate is one of the higher value-added products derived from glycerol. In this study, glycerol carbonate (GC) was synthesized by transesterification of glycerol and dimethyl carbonate (DMC) using Novozym 435 (Candida antarctica Lipase B) at various conditions. For the
Giuseppe Antonio Elia et al.
Scientific reports, 5, 12307-12307 (2015-08-05)
Herein we report the characteristics of a lithium-oxygen battery using a solid polymer membrane as the electrolyte separator. The polymer electrolyte, fully characterized in terms of electrochemical properties, shows suitable conductivity at room temperature allowing the reversible cycling of the
Zul Ilham et al.
Bioresource technology, 101(8), 2735-2740 (2009-11-26)
This study reports on a novel two-step process for biodiesel production consisting of hydrolysis of oils in sub-critical water and subsequent supercritical dimethyl carbonate esterification. This process found to occur optimally at the sub-critical water treatment (270 degrees Celsius/27 MPa)
Liping Zhang et al.
Bioresource technology, 101(21), 8144-8150 (2010-07-02)
The transesterification of palm oil with dimethyl carbonate (DMC) for preparing biodiesel has been studied in solvent-free system at the catalysis of potassium hydroxide (KOH) as heterogeneous catalyst. Fatty acid methyl esters (FAMEs) were analyzed by GC with internal standard
Nina Parmar et al.
Tissue engineering. Part C, Methods, 21(4), 404-412 (2014-09-11)
Muscle degeneration is a prevalent disease, particularly in aging societies where it has a huge impact on quality of life and incurs colossal health costs. Suitable donor sources of smooth muscle cells are limited and minimally invasive therapeutic approaches are
Simi Mathew et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 95(Pt A), 18-26 (2015-04-02)
In this study, the effect of three aliphatic diisocyanate linkers, L-lysine diisocyanate ethyl ester (LDI), hexamethylene diisocyanate (HDI), and racemic 2,2,4-/2,4,4-trimethyl hexamethylene diisocyanate (TMDI), on the degradation of oligo[(rac-lactide)-co-glycolide] (64:36 mol%) based polyester urethanes (PEU) was examined. Samples were characterized
Chengmin Hou et al.
Carbohydrate research, 355, 87-91 (2012-05-29)
By combining the acceleration strategies of using thiocarbamide as a active catalyst, incorporating dimethyl carbonate (DMC) as a solvent and methylating reagent and applying microwave irradiation as energy resource, methylation of cassava starch can be performed efficiently to a high
Direct synthesis of dimethyl carbonate from carbon dioxide and methanol catalyzed by base.
Fang S and Fujimoto K.
Applied Catalysis A: General, 142(1), L1-L3 (1996)
M Helen et al.
Scientific reports, 5, 12146-12146 (2015-07-16)
Lithium-sulphur batteries have generated tremendous research interest due to their high theoretical energy density and potential cost-effectiveness. The commercial realization of Li-S batteries is still hampered by reduced cycle life associated with the formation of electrolyte soluble higher-order polysulphide (Li2Sx
Milad Abolhasani et al.
Lab on a chip, 12(9), 1611-1618 (2012-03-15)
We present an automated microfluidic (MF) approach for the systematic and rapid investigation of carbon dioxide (CO(2)) mass transfer and solubility in physical solvents. Uniformly sized bubbles of CO(2) with lengths exceeding the width of the microchannel (plugs) were isothermally
Vincenzo Taresco et al.
The journal of physical chemistry. B, 119(26), 8369-8379 (2015-06-16)
Amphiphilic polyelectrolytes (APEs), exhibiting particular self-association properties in aqueous media, can be used in different industrial applications, including drug delivery systems. Their typical core-shell structure (micelle) depends on the balance of interactions between hydrophobic and ionizable monomer units. In this
Catalysis in the production and reactions of dimethyl carbonate, an environmentally benign building block.
Ono Y.
Applied Catalysis A: General, 155(2), 133-166 (1997)
Zunxian Yang et al.
Scientific reports, 5, 17473-17473 (2015-12-02)
Carbon nanotubes (CNTs)/MnOx-Carbon hybrid nanofibers have been successfully synthesized by the combination of a liquid chemical redox reaction (LCRR) and a subsequent carbonization heat treatment. The nanostructures exhibit a unique one-dimensional core/shell architecture, with one-dimensional CNTs encapsulated inside and a
Jana Engeldinger et al.
Physical chemistry chemical physics : PCCP, 14(7), 2183-2191 (2011-11-18)
The simultaneous combination of steady state isotopic transient kinetic analysis (SSITKA) with diffuse reflectance Fourier transform spectroscopy (DRIFTS) and mass spectrometric (MS) analysis was applied to study the oxidative carbonylation of methanol (MeOH) to dimethyl carbonate (DMC) on a CuY
Layered double hydroxide-supported L-methionine-catalyzed chemoselective O-methylation of phenols and esterification of carboxylic acids with dimethyl carbonate: a "green" protocol.
Amarajothi Dhakshinamoorthy et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 16(4), 1128-1132 (2009-12-17)
Hao Sun et al.
Nature communications, 10(1), 3302-3302 (2019-07-26)
Rechargeable sodium metal batteries with high energy density could be important to a wide range of energy applications in modern society. The pursuit of higher energy density should ideally come with high safety, a goal difficult for electrolytes based on
C S Cheung et al.
The Science of the total environment, 409(3), 523-529 (2010-11-18)
The effect of dimethyl carbonate (DMC) on the gaseous and particulate emissions of a diesel engine was investigated using Euro V diesel fuel blended with different proportions of DMC. Combustion analysis shows that, with the blended fuel, the ignition delay
Fabio Aricò et al.
ChemSusChem, 5(8), 1578-1586 (2012-06-26)
The reaction of 1,4-diols with dimethyl carbonate in the presence of a base led to selective and high-yielding syntheses of related five-membered cyclic ethers. This synthetic pathway has the potential for a wide range of applications. Distinctive cyclic ethers and
Vincenzo Taresco et al.
Acta biomaterialia, 22, 131-140 (2015-04-29)
Microbial biofilms are known to support a number of human infections, including those related to medical devices. This work is focused on the development of novel dual-function amphiphilic random copolymers to be employed as coatings for medical devices. Particularly, copolymers
Samia Amara et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 20(4), 581-594 (2019-01-08)
The development of a suitable functional electrolyte is urgently required for fast-charging and high-voltage alkali-ion (Li, Na, K) batteries as well as next-generation hybrids supercapacitors. Many recent works focused on an optimal selection of electrolytes for alkali-ion based systems and
Preparation and characterisation of plga-coated porous bioactive glass-ceramic scaffolds for subchondral bone tissue engineering.
O'Shea TM and Miao X.
Proceeding of the 9th International Symposium on Ceramic Materials and Components for Energy and Environmental Applications (2009)
Chune Zhu et al.
Colloids and surfaces. B, Biointerfaces, 132, 103-110 (2015-06-04)
The purpose of this study was to compare the properties of exenatide-loaded poly (D,L-lactic-co-glycolic acid) microparticles (Ex-PLGA-MPs) prepared by a novel ultra-fine particle processing system (UPPS) and spray drying. UPPS is a proprietary technology developed by our group based on
Roberta Bernini et al.
Molecules (Basel, Switzerland), 16(2), 1418-1425 (2011-02-11)
Dietary flavonoids exhibit beneficial health effects. Several epidemiological studies have focused on their biological activities, including antioxidant, antibacterial, antiviral, anti-inflammatory and cardiovascular properties. More recently, these compounds have shown to be promising cancer chemopreventive agents in cell culture studies. In
Kiyofumi Inamoto et al.
Chemical communications (Cambridge, England), 48(23), 2912-2914 (2012-02-04)
The coupling reaction of aryl iodides with arylboronic acids to give biaryl compounds can be efficiently performed without adding a transition metal catalyst. The key to success is the use of dimethyl carbonate as a solvent. This finding provides a
Pil-Je Seong et al.
Enzyme and microbial technology, 48(6-7), 505-509 (2011-11-25)
The enzymatic coproduction of biodiesel and glycerol carbonate by the transesterification of soybean oil was studied using lipase as catalyst in organic solvent. To produce biodiesel and glycerol carbonate simultaneously, experiments were designed sequentially. Enzyme screening, the molar ratio of
Jiajun Wang et al.
Nature communications, 6, 7496-7496 (2015-06-27)
Materials degradation-the main limiting factor for widespread application of alloy anodes in battery systems-was assumed to be worse in sodium alloys than in lithium analogues due to the larger sodium-ion radius. Efforts to relieve this problem are reliant on the
Ji Young Min et al.
Biotechnology letters, 33(9), 1789-1796 (2011-04-26)
Biodiesel [fatty acid methyl esters (FAMEs)] and glycerol carbonate were synthesized from corn oil and dimethyl carbonate (DMC) via transesterification using lipase (Novozyme 435) in solvent-free reaction in which excess DMC was used as the substrate and reaction medium. Glycerol
Fusheng Liu et al.
Journal of hazardous materials, 174(1-3), 872-875 (2009-09-24)
An environmentally friendly strategy for methanolysis of polycarbonate (PC) to recover bisphenol A (BPA) and dimethyl carbonate (DMC) was developed in which PC could be methanolyzed in an ionic liquid without any acid or base catalyst under moderate conditions. The
Yana Miroshnikov et al.
Faraday discussions, 173, 391-402 (2014-12-04)
In this manuscript, we report our investigation of anode materials for Li-ion batteries based on silicon-graphene oxide composites. Previous reports in the literature on silicon-graphene oxide (GO) composites as anodes have shown a large discrepancy between the electrochemical properties, mainly
Yongjiang Gan et al.
Carbohydrate research, 346(3), 389-392 (2011-02-08)
A novel green synthesis process about methyl-β-cyclodextrin has been investigated through the reaction between β-cyclodextrin and dimethyl carbonate by anhydrous potassium carbonate as catalyst in DMF. The influence of experimental factors including the molar ratio of dimethyl carbonate to β-cyclodextrin
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