Results 21 to 30 of about 215,048 (206)

Preparation and Characterization of TiO2/g-C3N4/PVDF Composite Membrane with Enhanced Physical Properties

open access: yesMembranes, 2018
TiO2/g-C3N4/PVDF composite membranes were prepared by a phase inversion method. A comparison of the performance and morphology was carried out among pure PVDF, g-C3N4/PVDF, TiO2/PVDF and TiO2/g-C3N4/PVDF composite membranes.
Huiya Wang, Ran Gong, Xinliang Qian
doaj   +1 more source

Polymeric Membranes Incorporated With ZnO Nanoparticles for Membrane Fouling Mitigation: A Brief Review

open access: yesFrontiers in Chemistry, 2020
Due to the flexibility of operation, high removal ability, and economic cost, separation membranes have proved to be one of the most significant technologies in various aspects including water treatment. However, membrane fouling is a predominant barrier
Liguo Shen   +6 more
doaj   +1 more source

Nanofiller-tuned microporous polymer molecular sieves for energy and environmental processes [PDF]

open access: yes, 2015
10.1039/c5ta09060aJournal of Materials Chemistry A41270 ...
Cao, S   +6 more
core   +1 more source

Chitosan Membranes for Direct Methanol Fuel Cell Applications

open access: yesMembranes, 2023
The purpose of this study is to identify the steps involved in fabricating silica/chitosan composite membranes and their suitability for fuel cell applications.
Livhuwani Modau   +3 more
doaj   +1 more source

Branched Sulfonated Polyimide/Sulfonated Methylcellulose Composite Membranes with Remarkable Proton Conductivity and Selectivity for Vanadium Redox Flow Batteries

open access: yesChemElectroChem, 2020
A series of branched sulfonated polyimide (bSPI)/sulfonated methylcellulose (s‐MC) composite membranes composed of a designed and synthesized bSPI polymer and functionalized s‐MC are prepared by using a facile solution casting method for vanadium redox ...
Jun Long   +8 more
doaj   +1 more source

Permeability and chemical analysis of aromatic polyamide based membranes exposed to sodium hypochlorite [PDF]

open access: yes, 2011
In this study, a cross-linked aromatic polyamide based reverse osmosis membrane was exposed to variable sodium hypochlorite ageing conditions (free chlorine concentration, solution pH) and the resulting evolutions of membrane surface chemical and ...
Aimar, Pierre   +4 more
core   +2 more sources

Impact of Ionic Liquids on Silver Thermoplastic Composite Membrane Polyurethane for Propane/Propylene Separation [PDF]

open access: yes, 2020
This work describes newly synthesized composite polymeric membranes and their utilization in propane/propylene separation in a gas mixture. The nonporous composite polymers were successfully synthesized by using thermoplastic polyurethane (TPU) and ...
Atilhan, Mert   +7 more
core   +1 more source

Mesoporous TiO2/TiC@C Composite Membranes with Stable TiO2-C Interface for Robust Lithium Storage

open access: yesiScience, 2018
Summary: Transition metal oxides/carbon (TMOs/C) composites are important for high-performance lithium-ion batteries (LIBs), but the development of interface-stable TMOs/C composite anodes for robust lithium storage is still a challenge.
Wei Zhang   +8 more
doaj   +1 more source

A Study of Mechanical Properties of Polymer Composite Membranes with Various Ionic Liquids at Elevated Temperatures

open access: yesMedžiagotyra, 2019
Ionic liquid/sulphonated poly(ether ether ketone) composite membranes were prepared using following ionic liquids: 1,2,3-trimethylimidazolium dimethylphosphate, 1-hexyl-3-methylimidazolium dimethylphosphate, 1-dodecyl-3-methylimidazolium ...
Einars SPRUGIS   +2 more
doaj   +1 more source

A review of nano-confined composite membranes fabricated inside the porous support

open access: yesAdvanced Membranes, 2021
Asymmetric composite membranes composed of a porous support layer and compact selective layer have been used in many fields. Nowadays, most studies focus on the material design and structure optimization of the selective layer.
Xiangqiong Wang   +3 more
doaj   +1 more source

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