Results 31 to 40 of about 2,252,311 (196)

Sustainable nanofiltration membranes based on biosourced fully recyclable polyesters and green solvents

open access: yesJournal of Membrane Science Letters, 2022
Herein, we report a new class of biosourced nanofiltration membranes based on chemically recyclable aliphatic polyesters (P(4,5-T6GBL)) and the use of green solvents.
Rifan Hardian   +3 more
doaj   +1 more source

Cellulose membranes for organic solvent nanofiltration [PDF]

open access: yesJournal of Membrane Science, 2018
Abstract Cellulose membranes were fabricated by phase inversion from solutions of cellulose in 1-ethyl-3-methylimidazolium acetate ([EMIM]OAc) as solvent and acetone as volatile cosolvent. The rejection of Bromothymol Blue (624 Da) in ethanol increased and the permeance decreased by increasing the cellulose concentration in the solution prior to ...
Sukma, F. M., Culfaz-Emecen, P. Z.
openaire   +3 more sources

Development of photocatalysis‐membrane separation reactor systems for aqueous pollutant removal

open access: yesPhotoMat, EarlyView., 2023
Abstract Background In our rapidly expanding society, the demand for clean water has steadily emerged as one of the most critical issues, promoting the development of numerous water treatment strategies. Aims Coupling photocatalysis and membrane separation technology provides an energy saving and environment‐friendly as well as sustainable method for ...
Junyang Zhang   +3 more
wiley   +1 more source

Mass transport models in organic solvent nanofiltration: a review [PDF]

open access: yes, 2020
Membrane technology has been gradually used as an alternative to the conventional separation and purification method in various industries. In recent years, solvent-stable nanofiltration or organic solvent nanofiltration has becoming practicable through ...
Lim, Ki Min, Ghazali, Nazlee Faisal
core   +1 more source

Organic Solvent Recovery and Reuse in Pharmaceutical Purification Processes by Nanofiltration Membrane Cascades

open access: yesChemical Engineering Transactions, 2015
The recovery and posterior reuse of organic solvents is a very important aspect to be taken into account during the production processes by chemical, petrochemical, food, and pharmaceutical industries.
R. Abejon, A. Garea, A. Irabien
doaj   +1 more source

Explainable machine learning for unraveling solvent effects in polyimide organic solvent nanofiltration membranes

open access: yesAdvanced Membranes, 2023
Understanding the effects of solvents on organic solvent nanofiltration currently depends on results obtained from small datasets, which slows down the industrial implementation of this technology.
Gergo Ignacz   +2 more
doaj   +1 more source

Membrane-based TBADT recovery as a strategy to increase the sustainability of continuous-flow photocatalytic HAT transformations

open access: yesNature Communications, 2022
Decatungstate-enabled Hydrogen Atom Transfer (HAT) photocatalysis of hydrocarbon scaffolds enabled rapid access to new C(sp3)-enriched chemical space. Here, the authors present in-line TBADT recovery with organic solvent nanofiltration (OSN) as an answer
Zhenghui Wen   +3 more
doaj   +1 more source

Separation Performance of Polymer Membranes for Organic Solvent Mixtures

open access: yesChemical Engineering Transactions, 2013
The current investigation directs the focus at the performance of SRNF membranes for the separation of organic solvent mixtures without dissolved species.
L. Wessely, W.M. Samhaber
doaj   +1 more source

Pharmaceutical concentration using organic solvent forward osmosis for solvent recovery

open access: yesNature Communications, 2018
Solvent recovery is an important process in the pharmaceutical industry, but organic solvent nanofiltration membranes operate under high pressures.
Yue Cui, Tai-Shung Chung
doaj   +1 more source

Cu(I/II) Metal–Organic Frameworks Incorporated Nanofiltration Membranes for Organic Solvent Separation

open access: yesMembranes, 2020
Copper-based metal–organic frameworks (MOFs) with different oxidation states and near-uniform particle sizes have been successfully synthesized. Mixed-matrix polyimide membranes incorporating 0.1–7 wt% of Cu(II) benzene-1,2,5-tricarboxylic acid (Cu(II ...
Lakshmeesha Upadhyaya   +3 more
doaj   +1 more source

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