Results 11 to 20 of about 1,968 (182)

Pervaporation Zeolite-Based Composite Membranes for Solvent Separations

open access: yesMolecules, 2021
Thanks to their well-defined molecular sieving and stability, zeolites have been proposed in selective membrane separations, such as gas separation and pervaporation.
Roberto Castro-Muñoz, Grzegorz Boczkaj
doaj   +1 more source

A Theoretical Analysis on a Multi-Bed Pervaporation Membrane Reactor during Levulinic Acid Esterification Using the Computational Fluid Dynamic Method

open access: yesMembranes, 2021
Pervaporation is a peculiar membrane separation process, which is considered for integration with a variety of reactions in promising new applications.
Milad Ghahremani   +3 more
doaj   +1 more source

Development and Investigation of Hierarchically Structured Thin-Film Nanocomposite Membranes from Polyamide/Chitosan Succinate Embedded with a Metal-Organic Framework (Fe-BTC) for Pervaporation

open access: yesMembranes, 2022
Thin-film composite membranes (TFC) obtained by the formation of a selective layer on a porous membrane-substrate via interfacial polymerization (IP) are indispensable for separation procedures in reverse osmosis, nanofiltration, pervaporation, and gas ...
Tatiana Plisko   +7 more
doaj   +1 more source

Basic Principles of a Hybrid Distillation and Pervaporation Unit in a Single Column: an Analytic Tool

open access: yesChemical Engineering Transactions, 2018
Distillation-Pervaporation Hybrid Systems (DPHS) are a relatively novel technology for separating multicomponent azeotropic mixtures, due to pervaporation is not limited by the liquid-vapor (LV) equilibria.
Juan Leon, Javier Fontalvo
doaj   +1 more source

Pervaporation Polyvinyl Alcohol Membranes Modified with Zr-Based Metal Organic Frameworks for Isopropanol Dehydration

open access: yesMembranes, 2022
Metal-organic frameworks (MOFs) are perceptive modifiers for the creation of mixed matrix membranes to improve the pervaporation performance of polymeric membranes.
Anna Kuzminova   +6 more
doaj   +1 more source

Beer dealcoholization using pervaporation

open access: yesKvasný průmysl, 2019
This work was aimed at laboratory testing of beer (and model solution) dealcoholization using pervaporation. Four commercially available membranes from the Sulzer company were tested.
Radek Halama   +5 more
doaj   +1 more source

Non-Supported and PET-Supported Chitosan Membranes for Pervaporation: Production, Characterization, and Performance

open access: yesMembranes, 2022
The objective of this study was to develop non-supported and PET-supported chitosan membranes that were cross-linked with glutaraldehyde, then evaluate their physical–chemical, morphological, and mechanical properties, and evaluate their performance in ...
Wendel Paulo Silvestre   +3 more
doaj   +1 more source

Comparison of the Separation Characteristics of Polyvinyl Alcohol Membrane in Dehydration of Benzene and Toluene Using Pervaporation [PDF]

open access: yesJournal of Petroleum Science and Technology, 2018
Pervaporation (PV) is a well-established membrane technique used in separation; especially dehydration of organic solvents. Along with other parameters such as permeate pressure and feed temperature; feed composition is an important parameter, which ...
Ghasem Khatinzadeh   +2 more
doaj   +1 more source

A Review on Mixed Matrix Membranes for Solvent Dehydration and Recovery Process

open access: yesMembranes, 2021
Solvent separation and dehydration are important operations for industries and laboratories. Processes such as distillation and extraction are not always effective and are energy-consuming.
Priyanka Goyal   +2 more
doaj   +1 more source

TEKNOLOGI PERVAPORASI UNTUK PENINGKATAN KADAR PATCHOULI ALKOHOL MINYAK NILAM MENGGUNAKAN MEMBRAN SELULOSA ASETAT (Pervaporation Technology to Increase Patchouli Alcohol Content in Patchouli Oil Using Cellulose Acetate Membrane)

open access: yesAgritech, 2013
An attempt to increase patchouli alcohol content in patchouli oil using membrane pervaporation has been carried out in this study. The preparation of cellulose acetate membrane in this study by was done using phase inversion method.
Yuliani Aisyah   +3 more
doaj   +1 more source

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