نتایج جستجو برای: monoethanolamine
تعداد نتایج: 306 فیلتر نتایج به سال:
An increasing interest has been sustained in the chemistry of metal-organic frameworks owing to their unique unusual properties and potential biological activities. Mono-substituted derivatives of benzoic acid such as hydroxybenzoic and nitrobenzoic acids demonstrate a low antimicrobial and moderate growth stimulating actions. Ethanolamines also show the same types of the biological action. In ...
Monoethanolamine (MEA) scrubbing is an energy-intensive process for carbon capture and sequestration (CCS) due to the regeneration of amine in stripping towers at high temperature (100–120°C) and the subsequent pressurization of CO2 for geological sequestration. In this paper, we introduce a novel method, reactive hydrothermal liquid phase densification (rHLPD), which is able to solidify (densi...
A simple, rapid and accurate method for the determination of monoethanolamine (MEA) in PHWR steam-water circuits has been developed. MEA is added in the feed water to provide protection against corrosion while hydrazine is added to scavenge dissolved oxygen. The quantitative determination of MEA in presence of hydrazine was accomplished using derivatization ion chromatography with conductometri...
Chromium and ruthenium-doped zinc oxide (ZnO:Cr) and (ZnO:Ru) thin solid films were deposited on soda-lime glass substrates by the sol-gel dip-coating method. A 0.6 M solution of zinc acetate dihydrate dissolved in 2-methoxyethanol and monoethanolamine was used as basic solution. Chromium (III) acetylacetonate and Ruthenium (III) trichloride were used as doping sources. The Ru incorporation and...
In complex electricity systems with a varied generation mix, the security of supply is important, and quick-response nature gas turbines invaluable in providing system flexibility. Accompanied post-combustion capture (PCC) CO2, can support transition to future low-carbon system. This study presents development validation dynamic rate-based model benchmark CO2 absorption process, using 30 wt% mo...
There is a growing interest in developing CO2 capture processes based on phase separation solvents due to its much lower energy consumption compared the reference amine process using monoethanolamine (MEA). In this work, predictive COSMO-SAC activity coefficient model was applied describe behavior for solvent composed of + water glycol ether. From calculated ternary liquid-liquid equilibrium (L...
This study determined the optimal conditions for deep eutectic solvent (DES) pretreatment of sugarcane leaves and best fermentation mode hydrogen methane production from DES-pretreated leaves. Choline chloride (ChCl):monoethanolamine (MEA) is most effective removing lignin The optimum were a ChCl: MEA molar ratio 1:6, 120 °C, 3 h, substrate-to-DES solution 1:12. Under these conditions, 86.37 ± ...
In spring and summer time; the female of almond saw fly lay eggs in on plant tissue, once hatch young larvae start to feed leaves, causing defoliation trees depending population levels. this study; evaluating effects three mustard oil two tea tree formulations used against larval stages insect pest Cimbex quadrimaculata (Müller, 1766) (Hymenoptera: Cimbicidae). The five botanical tested under l...
Monoethanolamine is an essential chemical used as feedstock in the production of detergents, emulsifiers, pharmaceuticals, polishes, corrosion inhibitors, and intermediates. It produced industrially by treating ethylene oxide with aqueous ammonia, but reaction also leads to di- tri-ethanolamine less desired by-products. This study first propose intensified process for ethanolamines combining re...
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