Showing papers in "Journal of Membrane Science in 2012"

TL;DR: In this paper, a review of the recent developments in forward osmosis (FO) focusing on the opportunities and challenges is presented, as well as a clear outline for FO-concerned researchers.

TL;DR: In this paper, the anti-fouling performance of virgin and modified membranes were examined in a direct contact membrane distillation (DCMD) process using sodium chloride and humic acid solution as a model feed.

TL;DR: In this paper, the authors reported significantly enhanced propylene/propane selectivity in mixed matrix membranes fabricated using 6FDA-DAM polyimide and a zeolitic imidazolate framework (ZIF-8).

TL;DR: A thin-film nanocomposite (TFN) membrane containing porous MCM-41 silica nanoparticles (NPs) was prepared by the in situ interfacial polymerization (IP) process.

TL;DR: In this paper, a novel zeolitic imidazole framework (ZIF-8) is proposed for the separation of propylene/propane mixtures, which has excellent reproducibility, long-term stability and thermal stability.

TL;DR: In this paper, a novel anti-irreversible fouling polyvinylidene fluoride (PVDF) membrane was successfully fabricated using the wet phase separation methods and nano-ZnO, with different dosages ranging from 6.7% to 26.7%, was blended as an additive into the membrane matrix for the modification of the internal surfaces of membrane pores.

TL;DR: In this paper, a new outlook on enhancement of membranes with nanoparticles is proposed by using ZnO as an alternative to TiO2, which has attractive features that potentially could fill the objectives of mixed matrix membranes with lower cost and better performance.

TL;DR: In this article, a new type of thin-film nanocomposite ( n -TFN) membrane was synthesized by interfacial polymerization of a support layer containing acid modified multi-walled carbon nanotubes (MWNTs) and a thin-filtering layer containing nanosilver (nAg) particles.

TL;DR: In this paper, the influence of synthesis conditions (e.g., monomer concentration and membrane preparation protocol) on transport properties of polyamide thin-film composite (TFC) membranes prepared using m -phenylenediamine (MPD) and trimesoyl chloride (TMC) via interfacial polymerization is reported.

TL;DR: In this paper, Zeolite-polyamide thin film nanocomposite (TFN) membranes were prepared on a polysulfone (PSf) porous substrate tailored for forward osmosis (thin thickness, high porosity and straight needle-like pores).

TL;DR: In this article, the influence of boehmite nanoparticles on fabrication of polyethersulfone (PES) blended membranes was investigated in terms of hydrophilicity, permeation performance, membrane morphology and antifouling property.

TL;DR: In this article, the preparation, characterization and CO 2 /CH 4 gas separation properties of mixed matrix membranes (MMMs) made from five different as-synthesised metal organic frameworks (MOFs): UiO-66 (Zr-BDC), NH 2 -UiO -Mixture of Asymmetric Mixtures (HMM), NH2 -MOF-199 (NH 2 -MEM), NH 3 -MoF-200 (NH 3 ), NH 4 -MMM, NH 2-MEM, NH 3-MOF

TL;DR: In this article, the authors investigated the effects of operating conditions (feed and draw solution concentration, membrane type, membrane orientation, and temperature) and reverse solute diffusion on pressure retarded osmosis (PRO) performance using commercially available osmotic membranes.

TL;DR: In this article, a facile aqueous-based polydopamine (PD) surface deposition was performed on reverse osmosis, nanofiltration, ultrafiltration, and microfiltration membranes.

TL;DR: In this paper, a specially designed pressure retarded osmosis (PRO) hollow fiber membrane has been successfully developed and applied in the PRO process to demonstrate its potential for power generation.

TL;DR: In this article, the formation of a new generation of organic solvent nanofiltration (OSN) membranes: high flux thin film composite (TFC) membranes prepared via interfacial polymerization (IP) and solvent activation.

TL;DR: In this article, the first successful production of mixed matrix asymmetric hollow fiber membranes containing metal-organic-framework (MOF) ZIF-8 fillers was reported, which can potentially extend the separation performance of traditional polymeric materials while maintaining processing convenience.

TL;DR: A thin film composite ABM was prepared by the interfacial polymerization method, where AquaporinZ-containing proteoliposomes were added to the m-phenylene-diamine aqueous solution and achieved significantly higher water permeability and comparable NaCl rejection than controls.

TL;DR: In this paper, a mixture of polyvinylidene fluoride (PVDF) and clay nanocomposites was used for direct contact membrane distillation (DCMD) applications.

TL;DR: In this article, an integrated forward and reverse osmosis process for seawater desalination for agricultural irrigation is proposed. But, the proposed method is limited in part because of high costs and energy consumption.

TL;DR: In this article, a simple and environmentally friendly method was proposed to prepare high barrier graphene oxide nanosheet (GONS)/polyvinyl alcohol (PVA) nanocomposite films.

TL;DR: In this paper, a mixed matrix polymeric membrane was prepared from polyethersulfone (PES) and self-produced polyaniline/iron(II, III) oxide (PANI/Fe3O4) nanoparticles by phase inversion method.

TL;DR: In this article, a series of nanofibrous membranes with different fiber diameters, diameter distributions and membrane thicknesses were prepared and studied, and the results indicated a strong correlation between the physical parameters of the membrane and the filtration performance.

TL;DR: An overview of polymer inclusion membranes (PIMs) can be found in this article, where the authors provide an overview of PIM studies reported since 2005 and discuss extraction and transport studies according to the various base polymers, carriers, plasticizers and modifiers that have been used.

TL;DR: In this paper, a polyethersulfone (PES) hollow fiber membrane was used to obtain both organic antifouling and antibacterial properties, and the silver nanoparticles were detected by X-ray photoelectron spectroscopy and transmission electron microscopy.

TL;DR: The backbone stability of benzyl-trimethyl ammonium functionalized polyaromatics was investigated in two structurally differing polymer architectures; quaternized poly(arylene ether) (PAE) and poly(phenylene) (PP).

TL;DR: In this article, the characters of hydrodynamic permeability, surface property, and blood compatibility of polydopamine (PDA) coated polyethersulfone (PES) ultrafiltration (UF) membranes were investigated in detail.

TL;DR: In this paper, mesoporous silica (MS) particles were synthesized as inorganic fillers, and fabricated with polyethersulfone (PES) to achieve nanocomposite membranes with antifouling properties by phase inversion method.

TL;DR: In this article, three different concentrations of hydroxyl functionalized multi-walled carbon nanotubes (MWCNTs) were used in PAN, i.e., 0.5, 1 and 2.

TL;DR: In this paper, a novel sulphonated poly(ether ketone) (SPEK) polymer with super-hydrophilic nature was designed as the substrate material to fabricate high performance thin-film composite (TFC) membranes for desalination via forward osmosis (FO).