Eutectic solvents
Metal electrodeposition from Deep Eutectic Solvents
... Ionic liquids (ILs) were found to be suitable media to form stable CNTs based dispersions overcoming the agglomeration problems, [12, 13]. Despite having appealing properties, their high cost and sensitivity to the ...
187
Extraction of high value triterpenic acids from eucalyptus globulus biomass using hydrophobic deep eutectic solvents
... volatile solvents such as dichloromethane. Recently, deep eutectic solvents (DES) have been identified as promising alternatives for the extraction of value-added compounds from ...promising ...
11
A closer look in the antimicrobial properties of deep eutectic solvents based on fatty acids
... trochemistry, organic synthesis, cosmetics and biomedical applications (Alonso et al., 2016; Tang and Row, 2013; Smith et al., 2014; Abbott et al., 2006; del Monte et al., 2014). One of the major field of application for ...
9
Electrodialytic removal of tungsten and arsenic from secondary mine resources – Deep eutectic solvents enhancement
... Deep eutectic solvents (DES) have been considered the solvents of the XXI century, having successful results in the extraction of metals from various sources (Abbott et ...
36
Properties of therapeutic deep eutectic solvents of L-arginine and ethambutol for tuberculosis treatment
... deep eutectic solvents (THEDES) by incorporating the active pharmaceutical ingredient (API) in the system or solubilizing the API in a previous synthesized eutectic mixture [ 5 ], is a sustainable ...
12
Synthesis and Physical and Thermodynamic Properties of Lactic Acid and Malic Acid-Based Natural Deep Eutectic Solvents
... alternative solvents, but it has been verified that these solvents have some drawbacks as high cost of synthesis, purification requirements and ...of solvents have emerged called Deep Eutectic ...
32
Modelação e simulação de sistemas envolvendo Deep Eutectic Solvents e água: estruturas, propriedades e extração de poluentes
... Esta classe de hidrogéis, também denominada de hidrogéis supramoleculares, pode ser derivada de compostos biocompatíveis, tais como uréia, amidas, bases de nucleotídeos, aminoácidos, surfactantes, açúcares, ácidos ...
78
Understanding the role of the hydrogen bond donor of the deep eutectic solvents in the formation of the aqueous biphasic systems
... Aqueous biphasic systems (ABS) are a type of biphasic system that can be used in liquid-liquid extraction processes, first proposed by Albertson (1958) as alternative platforms for the partition of biomolecules [ 1 ]. ...
7
Measurement and PC-SAFT modeling of solid-liquid equilibrium of deep eutectic solvents of quaternary ammonium chlorides and carboxylic acids
... the eutectic behavior observed in these systems is not trivial, as the complex interaction behavior is additionally confronted by very large dif- ferences between the melting temperatures of the DES constitu- ...
12
Extraction of 6-gingerol from ginger using deep-eutectic solvents
... of solvents, sharing some properties with ILs such as a wide liquid temperature range, low vapor pressure and non- ...new solvents are easy to prepare in a pure state through the mixing of the starting ...
98
Laccase activation in deep eutectic solvents
... Laccases are multicopper oxidases catalysing oxidative reactions. This type of enzymes only uses molecular oxygen and the substrate to initiate catalysis, i.e., electrons are removed from the reducing substrate molecules ...
29
Immobilization of Therapeutic Deep Eutectic Solvents within fibers for drug delivery applications
... Parameters like polymer concentration, air pressure, solution flow rate were varied and studied in order to obtain the minimum fiber diameter and the most consistent fiber formation in the presence of the eutectic ...
53
Are aqueous biphasic systems composed of deep eutectic solvents ternary or quaternary systems?
... number of compounds. 3 , 4 DES are also able to overcome some of the disadvantages related to ILs. They are easier to prepare, by a simple mixture of the starting materials at moderate temperatures, without requiring a ...
6
Supramolecular hydrogel based on a sodium deep eutectic solvent
... Deep eutectic solvents (DESs) have been attracting a lot of attention as new sustainable solvents not only due to their favourable properties such as easy preparation with no need of further ...
7
Deep Eutectic Solvent aqueous solutions as efficient media for the solubilization of hardwood xylans
... green solvents, both for extraction/fractionation and conversion of biomass, are amongst the main challenges faced to develop new sustainable processes based on ...Deep Eutectic Solvents (DES), first ...
10
Separation of azeotropic mixtures using protic ionic liquids as extraction solvents
... extraction solvents used in the literature [10-18,25-37] is included in ...these solvents as an azeotrope breaker in extraction processes for the separation of the mixtures hydrocarbon + ethanol has been ...
33
Engineering Bio-based Polymers using Alternative Solvents and Processes
... or solvents (as it is in the case of deep eutectic solvents reported in chapters 5 and 6), the knowledge of their thermal behavior is extremely ...
165
Ionic liquids aqueous solutions as sustainable solvents in separation processes
... organic solvents, such as phenol, chloroform, formamide, dimethyl sulfoxide (DMSO), ...suitable solvents and storage media for ...appropriate solvents for DNA ...
227
Extraction of suberin and betulin using alternative solvents
... matrix (1.8 ± 0.4 wt%) promotes efficient microwave-heating. The microwave assisted extractions were carried out only during 30 min at isothermal conditions, 150ºC, using a bark to solvent weight ratio of 5 wt%. After ...
215
Development of Integrated Separation Processes with Green Solvents
... Despite of this simple procedure widely described in several papers [3 ] , [6], [ 9] , [10], [ 12]- [ 15] , soon it was realized that most RTILs used in this work present difficulties in the dissolution of Reichardt’s ...
147