نتایج جستجو برای: cosolvent

تعداد نتایج: 416  

Journal: :Journal of Hazardous Materials 2021

We introduce a green and facile method to compatibilize hydrophobic polylactide (PLA) with hydrophilic cellulose nanofibers (CNF) by using ionic liquid ([DBNH][OAc]) welding cosolvent system (gamma-valerolactone). Such affords strong (230 MPa tensile strength), flexible (13% elongation at break), transparent (>90%) defect-free CNF/PLA films. The films are biodegradable in marine environments (7...

Journal: :Energies 2023

Promoting efficiency of liquid–liquid extraction at a high pH is main challenge for the recovery volatile fatty acids (VFAs) from organic wastes. In this study, VFAs artificial solution and acidification fermentation broth kitchen wastes using ionic liquids (ILs) was assessed pH. The effect ILs addition ratio in diluent, volumetric solvent to feed (S/F) on were investigated. consists [P666,14][...

2012
R. H. R. Carvalho E. L. Galvão J. Â. C. Barros M. M. Conceição E. M. B. D. Sousa

This article carried out the extraction of sesame oil by using three extraction techniques: supercritical fluid extraction (SFE), Soxhlet and sequential extraction. The SFE was performed using supercritical carbon dioxide (SC-CO2) as solvent and ethanol as cosolvent. Tests were performed at 20 MPa, 35°C and a flow rate of 2.5 g CO2/min with a total extraction time of 210 minutes. The Soxhlet ex...

2002
Edward A. Hamilton Michael A. Matthews

At DOE sites, significant amounts of Job Control Waste (JCW) need to be disposed. This JCW is generated and contaminated with polychlorinated biphenyls (PCBs) during clean-up operations. A commercial, plant-based absorbent material, “Toxi-dry”, is used extensively for decontamination and decommissioning of DOE waste sites and is classified a hazardous JCW after use. In this investigation, 1,2,4...

2010
Ming-Jer Lee Yu-Ching Kuo Pei-Jung Lien

The liquid-liquid equilibrium (LLE) phase boundaries were determined experimentally for the ternary systems containing refined sunflower oil, methanol, and one of ten potential cosolvents at 308.2 K under atmospheric pressure by using cloud point method. n-Butylamine was found to be one of the best cosolvents, which could substantially enhance the miscibility between the oil and methanol. The L...

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