Green supported liquid membranes: The permeability activity-based linear operation (PABLO) method
Resumen: Supported liquid membranes (SLMs) containing novel green solvents are proposed as a sustainable alternative separation process in the recovery of biomolecules. In this work, succinic acid has been successfully extracted from model fermentation broths through a stripping phase-facilitated transport mechanism with four different green supported liquid membranes: two eutectic solvents (DL-menthol:OctA and N4444Cl:OctA), the bio-based solvent eucalyptol and the ionic liquid C4pyrr]Tf2N]. A permeability activity-based model that takes into account for the first time solute-phase affinities has been developed using the quantum chemical COSMO-RS method; the model corrects the mass transfer driving force and allows extraction predictions beyond the concentration equilibrium. The best recovery has been achieved experimentally for the eucalyptol-based SLM (concentration factor of 1.4) using an alkaline aqueous solution (0.5 M NaOH) as the stripping phase. A countercurrent cascade extraction process design is proposed, and a graphical method to determine the stage number, interstage concentrations as well as mass transfer area requirements is presented. This new tool, the Permeability Activity-Based Linear Operation (PABLO) method, will substantially enhance the process design of SLMs technology for the biorefinery industry.
Idioma: Inglés
DOI: 10.1016/j.cej.2022.137253
Año: 2022
Publicado en: Chemical Engineering Journal 446, 3 (2022), 137253 [11 pp]
ISSN: 1385-8947

Factor impacto JCR: 15.1 (2022)
Categ. JCR: ENGINEERING, ENVIRONMENTAL rank: 3 / 55 = 0.055 (2022) - Q1 - T1
Categ. JCR: ENGINEERING, CHEMICAL rank: 5 / 141 = 0.035 (2022) - Q1 - T1

Factor impacto CITESCORE: 21.5 - Engineering (Q1) - Chemistry (Q1) - Chemical Engineering (Q1) - Environmental Science (Q1)

Factor impacto SCIMAGO: 2.803 - Chemical Engineering (miscellaneous) (Q1) - Industrial and Manufacturing Engineering (Q1) - Environmental Chemistry (Q1) - Chemistry (miscellaneous) (Q1)

Financiación: info:eu-repo/grantAgreement/ES/MICINN/RYC2019-027060-I
Tipo y forma: Article (Published version)
Área (Departamento): Área Ingeniería Química (Dpto. Ing.Quím.Tecnol.Med.Amb.)

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