Nitrate removal from groundwater using negatively charged nanofiltration membrane
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-018-3829-6
Abstract: AbstractA commercial nanofiltration (NF) membrane was modified using poly(sodium 4-styrenesulfonate) (PSS) to improve the nitrate rejection from groundwater. Fourier transform infrared spectroscopy, thermogravimetric analysis, zeta potential, and water contact angle analyses were performed, showing that… read more here.
Keywords: nanofiltration membrane; groundwater; membrane; nitrate removal ... See more keywords
Evaluation of a novel polyamide-polyethylenimine nanofiltration membrane for wastewater treatment: Removal of Cu2+ ions
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2019.123769
Abstract: Abstract This paper describes a novel approach for enhancing membrane technology for the removal of heavy metal cations in contaminated waters. A simple method of forming a positively charged polyamide (PA) nanofiltration (NF) membrane has… read more here.
Keywords: cu2; nanofiltration membrane; removal; pei ... See more keywords
Loose nanofiltration membrane custom-tailored for resource recovery
Sign Up to like & getrecommendations! Published in 2020 at "Chemical Engineering Journal"
DOI: 10.1016/j.cej.2020.127376
Abstract: Abstract Compared to the traditional nanofiltration (NF) membrane with molecular weight cut-off (MWCO) below 500 Da, an emerging loose NF (LNF) membrane with MWCO of 500 ~ 2000 Da has attracted increasing interests due to its higher selectivity and… read more here.
Keywords: recovery; resource recovery; loose nanofiltration; nanofiltration membrane ... See more keywords
PMO synthesized and functionalized by p-phenylenediamine as new nanofiller in PES-nanofiltration membrane matrix for efficient treatment of organic dye, heavy metal, and salts from wastewater.
Sign Up to like & getrecommendations! Published in 2021 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2020.128088
Abstract: Highly ordered periodic mesoporous organosilica (PMO) with large-pores (9.3 nm) synthesized using novel and cost-effective route. The synthesized PMO was then functionalized by p-phenylenediamine (PPD) and incorporated in polyethersulfone (PES) nanofiltration membrane with various dosage using… read more here.
Keywords: functionalized phenylenediamine; water; nanofiltration membrane; ppd ... See more keywords
Positively charged nanofiltration membrane fabricated by poly(acid–base) complexing effect induced phase inversion method for heavy metal removal
Sign Up to like & getrecommendations! Published in 2017 at "Chinese Journal of Chemical Engineering"
DOI: 10.1016/j.cjche.2017.06.001
Abstract: Abstract Poly(arylene ether ketone)s with carboxylic groups (PAEK-COOH) is a good membrane fabrication material, a kind of polyacids, while polyethylenimine (PEI) is a weak organic base, a kind of polybases. Those polyacids and polybases would… read more here.
Keywords: phase inversion; nanofiltration membrane; induced phase; positively charged ... See more keywords
Nanofiltration membrane embedded with hydroxyapatite nanowires as interlayer towards enhanced separation performance
Sign Up to like & getrecommendations! Published in 2021 at "Colloids and Surfaces A: Physicochemical and Engineering Aspects"
DOI: 10.1016/j.colsurfa.2021.127001
Abstract: Abstract The triple-layered composite nanofiltration (NF) membrane consisting of thin polyamide (PA) top layer covered on polymeric porous membrane with interlayer has been popularly accepted, even commercially applied, to solve the “trade-off” issue. The nanofiltration… read more here.
Keywords: membrane embedded; embedded hydroxyapatite; performance; nanofiltration membrane ... See more keywords
From by- to bioproducts: selection of a nanofiltration membrane for biotechnological xylitol purification and process optimization
Sign Up to like & getrecommendations! Published in 2021 at "Food and Bioproducts Processing"
DOI: 10.1016/j.fbp.2020.10.005
Abstract: Abstract Xylitol, an alcohol sugar with diverse applications, is commonly synthesized by chemical routes on an industrial scale. This polyalcohol can also be obtained by fermentation of lignocellulosic biomass. However, downstream purification is still a… read more here.
Keywords: nanofiltration; xylitol; xylitol purification; nanofiltration membrane ... See more keywords
Chitosan-modified acrylic nanofiltration membrane for efficient removal of pharmaceutical compounds
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2017.12.044
Abstract: Abstract Recently, significant number of research efforts have been directed toward the assessment and removal of pharmaceuticals in the aquatic environment. Among all processes, membrane technologies have taken little notice of their performances in this… read more here.
Keywords: nanofiltration; nanofiltration membrane; chitosan modified; modified acrylic ... See more keywords
Optimization of ionic liquid assisted sugar conversion and nanofiltration membrane separation for 5-hydroxymethylfurfural
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Industrial and Engineering Chemistry"
DOI: 10.1016/j.jiec.2018.09.020
Abstract: Abstract This paper provides complete loop of ionic liquid (IL) assisted glucose conversion to 5-hydroxymethylfurfural (HMF), nanofiltration membrane (NF) based separation and recyclability. The optimum HMF yield of 65.6% was obtained with 8 wt.% catalyst loading… read more here.
Keywords: conversion; liquid assisted; ionic liquid; nanofiltration membrane ... See more keywords
A facile preparation of positively charged composite nanofiltration membrane with high selectivity and permeability
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2019.03.057
Abstract: Abstract An excellent positively charged nanofiltration (NF) membrane is of great significance for water softening. In this work, a novel positively charged composite PEI/TMA NF membrane was prepared by gradient cross-linking polyethyleneimine (PEI) with trimesic… read more here.
Keywords: positively charged; charged composite; nanofiltration membrane; membrane ... See more keywords
Construction of nonfouling nanofiltration membrane via introducing uniformly tunable zwitterionic layer
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2019.04.055
Abstract: Abstract Surface-initiated atom transfer radical polymerization (SI-ATRP) can precisely control the graft length and graft density of polymers. In this work, nonfouling nanofiltration membrane with tunable zwitterionic layer was fabricated by grafting sulfobetaine methacrylate (SBMA)… read more here.
Keywords: nonfouling nanofiltration; nanofiltration membrane; membrane; zwitterionic layer ... See more keywords