Surface Modification of Poly(vinylidene fluoride) Ultrafiltration Membranes with Chitosan for Anti-Fouling and Antibacterial Performance
Sign Up to like & getrecommendations! Published in 2018 at "Macromolecular Research"
DOI: 10.1007/s13233-019-7019-2
Abstract: A graft copolymer (PVDF-g-PAA) having poly(vinylidene fluoride) (PVDF) backbones and poly(acrylic acid) (PAA) side chains was synthesized using the radical polymerization method and the PVDF-g-PAA copolymer membrane was prepared via immersion phase inversion. Then the… read more here.
Keywords: poly vinylidene; vinylidene fluoride; surface; spectroscopy ... See more keywords
Rapid and eco-friendly technique for surface modification of TFC RO membrane for improved filtration performance
Sign Up to like & getrecommendations! Published in 2021 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2021.105227
Abstract: Abstract In this work, an environmentally friendly plasma enhanced chemical vapor deposition (PECVD) technique was employed to rapidly alter the surface properties of commercial thin film composite extra-low energy (XLE) reverse osmosis (RO) membrane to… read more here.
Keywords: surface; performance; membrane; modified membrane ... See more keywords
Graphene oxide modified membrane for highly efficient wastewater treatment by dynamic combination of nanofiltration and catalysis.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2020.122774
Abstract: Stacked graphene oxide (GO) nano-sheets with plentiful nanopores incorporated onto polymeric membrane are promising for water purification. However, maintaining high water permeability without sacrificing separation efficiency remains a challenge. Delamination of the GO layer from… read more here.
Keywords: graphene oxide; coated composite; catalysis; modified membrane ... See more keywords
Preparation of modified membrane of polyvinylidene fluoride (PVDF) and evaluation of anti-fouling features and high capability in water/oil emulsion separation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of The Taiwan Institute of Chemical Engineers"
DOI: 10.1016/j.jtice.2021.07.018
Abstract: Abstract The conventional Polyvinylidene Fluoride (PVDF) membrane was modified by polymerization Reversible addition−fragmentation chain-transfer (RAFT) with copolymer (PEGMA-co-BVIm-Br) on the upper bulk. This copolymer was obtained from the synthesis of (BVIm-Br) 3-butyl-1-vinyl-1-H-imidazole-3-ium bromide and the… read more here.
Keywords: pvdf; water; membrane; modified membrane ... See more keywords
2-methoxyethylacrylate modified polyurethane membrane and its blood compatibility.
Sign Up to like & getrecommendations! Published in 2017 at "Progress in biophysics and molecular biology"
DOI: 10.1016/j.pbiomolbio.2017.10.003
Abstract: Hydrophilic material 2-methoxyethylacrylate (MEA) was grafted onto polyurethane (PU) membrane via Michael addition reaction. Fourier transform infrared spectroscope (FTIR) and X-ray photoelectron spectroscopy (XPS) characterizations of the modified membrane proved that MEA was successfully grafted… read more here.
Keywords: polyurethane membrane; membrane; blood compatibility; modified membrane ... See more keywords
Poly(vinyl pyrrolidone) modified poly(vinylidene fluoride) ultrafiltration membrane via a two-step surface grafting for radioactive wastewater treatment
Sign Up to like & getrecommendations! Published in 2018 at "Separation and Purification Technology"
DOI: 10.1016/j.seppur.2017.10.051
Abstract: Abstract Poly(vinylidene fluoride) (PVDF) ultrafiltration (UF) membranes were modified with poly(vinyl pyrrolidone) (PVP) through a two-step surface grafting method in order to enhance the antifouling properties. PVP of small molecular was used to modify the… read more here.
Keywords: poly vinylidene; surface; two step; modified membrane ... See more keywords
Effect of Surface Modification of Heterogeneous Anion-Exchange Membranes on the Intensity of Electroconvection at Their Surfaces
Sign Up to like & getrecommendations! Published in 2019 at "Russian Journal of Electrochemistry"
DOI: 10.1134/s1023193519120139
Abstract: Electroconvection is the principal mechanism that allows markedly increasing the rate of ion transfer through ion-exchange membranes in intensive current regimes. In this work, we investigated the possibility of intensifying electroconvection in solution near heterogeneous… read more here.
Keywords: electroconvection; exchange; document; usepackage ... See more keywords
Surface modification of polymeric flat sheet membranes by adding oligomeric fluoroalcohol
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Polymer Engineering"
DOI: 10.1515/polyeng-2018-0091
Abstract: Abstract The present study attempted to modify the surface of polymeric membranes by mixing 2-(perfluoroalkyl)ethanol with polyethersulfone to improve the hydrophobicity of the membrane. The characteristics of the surface-modified membrane were examined by using the… read more here.
Keywords: surface; modification polymeric; modified membrane; membrane ... See more keywords
Fouling behavior investigation of a thermally modified RO membrane
Sign Up to like & getrecommendations! Published in 2017 at "Desalination and Water Treatment"
DOI: 10.5004/dwt.2017.20717
Abstract: The main aim of present study is to investigate performance and fouling/cleaning behavior of reverse osmosis membranes and study heat treatment effect(s)as a membrane surface modification method on the membranes separation performance. For this purpose,… read more here.
Keywords: permeation flux; cleaning; modified membrane; performance ... See more keywords