Results 21 to 30 of about 6,263 (225)

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

MOF-based membranes for pervaporation

open access: yes, 2021
Pervaporation completes with conventional separation techniques, such as distillation and adsorption in organic liquid dehydration, removal or recovery of organic compounds from aqueous solutions, and separation of organic-organic mixtures. Pervaporation
Nikolaeva, Daria   +7 more
core   +1 more source

Pervaporation: Promissory Method for the Bioethanol Separation of Fermentation

open access: yesChemical Engineering Transactions, 2014
It is clear that biofuels have a positive impact in the social, environmental and economic aspects of our world. In Brazil, ethanol is produced from sugarcane and is mainly used as a biofuel for cars.
J.H. Bermudez Jaimes   +3 more
doaj   +1 more source

Pervaporation Membranes for Seawater Desalination Based on Geo–rGO–TiO2 Nanocomposites: Part 2—Membranes Performances

open access: yesMembranes, 2022
This is part 2 of the research on pervaporation membranes for seawater desalination based on Geo–rGO–TiO2 nanocomposite. The quality of the Geo–rGO–TiO2 pervaporation membranes (PV), as well as the suitability of the built pervaporation system, is ...
Subaer Subaer   +8 more
doaj   +1 more source

Preparation and characterization of PVA-SiO2 nanocomposite membranes for seawater desalination by pervaporation [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2021
Pervaporation is a membrane process that offers high separation performance and has an important potential for the treatment of saline water sources.
Tirnakci Berk, Salt Yavuz
doaj   +1 more source

Removal of natural organic matter for wetland saline water desalination by coagulation-pervaporation

open access: yesJurnal Kimia Sains dan Aplikasi, 2019
The high number of natural organic matter contain in wetland water may cause its water has brown color and not consumable. In other hand, intrusion of sea water through wetland aquifer create water become saline, notably on hot season.
Aulia Rahma   +5 more
doaj   +1 more source

Purification of Methyl Acetate/Water Mixtures from Chemical Interesterification of Vegetable Oils by Pervaporation

open access: yesEnergies, 2021
Biodiesel production through chemical interesterification of triglycerides requires an excess of methyl acetate that must be recovered once the reaction is finished and the catalyst is neutralized.
Abraham Casas   +2 more
doaj   +1 more source

Fabrication and Physicochemical Study of B2SA-Grafted Poly(vinyl Alcohol)–Graphene Hybrid Membranes for Dehydration of Bioethanol by Pervaporation

open access: yesMembranes, 2021
Tetraethylorthosilicate (TEOS)-crosslinked poly(vinyl alcohol) (PVA) solution was prepared and treated with benzaldehyde 2 sulphonic sodium salt acid (B2SA) for sulfonation.
Prakash B. Kalahal   +9 more
doaj   +1 more source

The Role of Hydrogen Bonding in the Dehydration of Bioalcohols in Hydrophobic Pervaporation Membranes

open access: yes, 2021
The dehydration of bioalcohols is considered one of the major factors contributing to the cost of biofuel production. In this study, liquid phase separation of water from methanol and ethanol in a siliceous MFI pervaporation membrane was studied by ...
Sofía, Calero   +2 more
core   +1 more source

PERFORMANCE OF MEMBRANES CROSSLINKED WITH GLUTARALDEHYDE IN PERVAPORATION SEPARATION

open access: yesASEAN Journal on Science and Technology for Development, 2017
Chitosan membranes crosslinked with glutaraldehyde (GA) were prepared through a solution method, where the dry homogeneous chitosan membranes were immersed into the reaction solutions containing 1.25 x 10-3 wt. % of glutaraldehyde (GA). The extent of the
S.H. Tan   +3 more
doaj   +1 more source

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