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ISSN: 2772-8234

Influence of filler microstructure on propylene/propane separation in calixarene-based mixed matrix membranes

The pure organic nature and solubility of calixarenes in organic solvents position them as prospective fillers for mixed matrix membranes (MMMs). This investigation incorporated two calixarene materials,...

Mono-/monovalent ions separation through an electro-nanofiltration

The separation of mono-/monovalent ions posed a long-standing challenge due to nearly identical physicochemical properties. To address the challenge, an electro-nanofiltration (ENF) strategy was proposed...

Construction of dual-heterogeneous membrane surface via nanosphere-mediated surface segregation for oil-water separation

The rational design of chemical-physical/geometric structures of membrane surface is the key for fabricating antifouling oil-water separation membranes. Herein, we propose a nanosphere-mediated surface...

Laponite nanosheets modified polyethersulfone membranes with enhanced high-pressure resistance for stable separation

Many high-performance ultrafiltration membranes have been developed to address pollutant removal in complex water environments. However, the permeability-selectivity trade-off and inherent instability...

Ligand substitution engineering for modulating the pore microenvironment of MOFs to enhance CO2 gas separation performance in mixed matrix membranes

Defect engineering allows for precise control of the microporous structure and coordination defects in metal-organic frameworks (MOFs). This approach offers an innovative pathway to optimize the gas...

Block copolymer-based CO2 separation membranes: synthesis, microstructures and recent progress

Block copolymers (BCPs) have emerged as a fascinating tool within the realm of gas separation membranes, primarily for their remarkable ability to self-assemble into well-defined microstructures. This...

Gradient-driven sandwich-like nanofibrous membrane for high-flux antifouling emulsion separation

Membrane separation for nanoemulsion treatment offers advantages including superior effluent quality and low resource consumption. However, it faces challenges of low flux and membrane fouling. To address...

Recent advances in polyamide nanofiltration membranes for antibiotic removal

Emerging as a new class of micropollutants in the last several decades, antibiotics are difficult to be removed through conventional technologies and therefore can persist long-term in natural aquatic...

Engineering biomedical membranes for guided bone regeneration

Guided bone regeneration (GBR) is a widely employed clinical strategy that utilizes biomedical membranes to create a physical barrier between soft tissue and bone defects, thereby facilitating bone...

pH-mediated polyethyleneimine-based thin-film composite membranes for high-performance pervaporation desalination

Pervaporation (PV) desalination has emerged as a promising seawater desalination technology, distinguished by its strong hydrophilicity and capacity to efficiently treat highly saline feeds. Advancing...

A novel transferring strategy to construct outstanding ceramic membranes for high-temperature dust-laden gas filtration

Various industrial processes such as oil refining, metal refining, and chemical industry generate high-temperature dust-laden flue gas. The traditional flue gas treatment technology including wet spray...

Enhanced stability of pyridine-containing poly(arylene ether) membranes for vanadium redox flow battery: influence of backbone structure

Vanadium redox flow batteries (VRFBs) are emerging as large-scale energy storage devices to solve volatility in the utilization of renewable energy. As key components of VRFBs, membranes still suffer...

Poly(arylpiperidine) anion-exchange membranes utilizing varied side-chain cross-linking for enhanced electrodialytic ion separation in alkaline waste treatment

Electrodialysis with anion-exchange membranes (AEMs) is effective for reclaiming alkaline substances from industrial effluents, but conventional AEMs suffer from active group degradation under harsh...

Synergizing peroxymonosulfate-activated advanced oxidation processes with underwater superoleophobicity in composite membranes for enhanced anti-fouling in oily wastewater purification

Underwater superoleophobic characteristics of the membranes have been developed to defeat fouling caused by organic solvents and oils with low viscosity and high volatility in oily wastewater treatment....

Osmotic energy harvesting from produced water and boiler blowdown water by sulfonated Poly(ether ether ketone)-based mixed matrix membranes

The salinity gradient between produced water and boiler blowdown water – both significant waste streams in the petroleum industry – represents an emerging, clean, and sustainable energy source. This...

Poly (ether block amide) membranes with hyper-crosslinked polymer fillers for enhanced pervaporation of phenol aqueous solutions

Pervaporation (PV) is considered one of the most industrially potential phenol wastewater treatment technologies because of its advantages such as high efficiency and without regeneration. PV membrane...

Fluorinated polyamide-based ion-solvating membranes for long-cycle quasi-solid-state lithium batteries

Membrane-based solid polymer electrolytes (SPEs) have emerged as promising candidates for enhancing the energy density and safety of lithium metal battery (LMBs), owing to their superior Li-salt dissociation...

Gas separation performance of soluble PMDA-polyimides controlled by diamine isomerism and copolymerization

Two series of soluble polyimides based on pyromellitic dianhydride (PMDA) were synthesized and investigated for gas separation applications. The first series was prepared by reacting PMDA with 5(6)-1-(4-aminophenyl)-1,3,3′-trimethylindane...

Ultra-stable Ni-overdoped yttria-stabilized zirconia oxygen separation membranes for methane partial oxidation

Ceramic oxygen separation membranes have advantages over cryogenic distillation and pressure swing adsorption in terms of oxygen production. However, the application of ceramic membranes is restricted...

Intrinsic chiral microporous polymer membranes by interfacial polymerization for precise enantioseparation

Enantiomers of chiral drugs frequently exhibit distinct pharmacological activities, metabolic pathways, rates of metabolism, and toxicological profiles. Consequently, the large-scale production of single...

High temperature resistant thin film composite polyamide membrane constructed via 3,3′-diamine-Tröger base COFs for enhancing reverse osmosis separation performances

High temperature resistant thin-film composite polyamide (TFC PA) membranes are notable across various applications. However, the pursuit of efficient separation at elevated temperatures was hindered...

Hydrazone-linked covalent organic frameworks for membrane separation

Covalent organic frameworks (COFs), which are porous crystalline materials built using reticular and dynamic covalent chemistry, are attracting significant interest in advanced membrane separations....

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