Reactive liquid extraction

A reactive liquid extraction process is a liquid-liquid extraction process that is intensified through a mechanism involving a reversible reaction between the extracted chemical species and a host chemical species constituting, or present in, the extractant.[1] [2]

References

Tamada, J. A.; Kertes, A. S.; King, C. J. “Extraction of carboxylic acids with amine extractants. 1. equilibria and law of mass action modeling”. Ind. Eng. Chem. Res. 29, pages 1319-1326, 1990.
Dhongde, V. R.; De, B. S.; Wasewar, K. L.; Gupta, P.; Kumar, S. "Experimental perspective for reactive separation of malonic acid using TBP in natural non-toxic solvents." J. Ind. Eng. Chem. 91, pages 273-284, 2020

Separation processes
Processes	Absorption Acid–base extraction Adsorption Chromatography Cross-flow filtration Crystallization Cyclonic separation Decantation Dialysis Dissolved air flotation Distillation Drying Electrochromatography Electrofiltration Extraction Filtration Flocculation Froth flotation Gravity separation Leaching Liquid–liquid extraction Electroextraction Microfiltration Osmosis Precipitation Recrystallization Reverse osmosis Sedimentation Solid-phase extraction Sublimation Ultrafiltration
Devices	API oil–water separator Belt filter Centrifuge Depth filter Electrostatic precipitator Evaporator Filter press Fractionating column Leachate Mixer-settler Protein skimmer Rapid sand filter Rotary vacuum-drum filter Scrubber Spinning cone Still Sublimation apparatus Vacuum ceramic filter
Multiphase systems	Aqueous two-phase system Azeotrope Eutectic
Concepts	Unit operation

Chemical equilibria
Concepts	Chemical stability Chelation Dynamic equilibrium Equilibrium chemistry Equilibrium stage Free energy Gibbs Helmholtz Le Chatelier's principle Phase separation Reversible reaction Thermodynamic equilibrium
Models	Equilibrium constant determination Phase diagram Predominance diagram Phase rule Reaction quotient Thermodynamic activity
Applications	Buffer solution Equilibrium unfolding Liquid–liquid extraction
Specific equilibria	Acid dissociation Hammett acidity function Binding constant Binding selectivity Coordination complexes Macrocyclic effect Dissociation constant Hydrolysis Self-ionization of water Partition Distribution coefficient Solubility Common-ion effect Vapor–liquid Henry's law

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