Development and emerging application of membrane degassing technology
2023
With the development of membrane separation technology, some traditional separation and purification methods have been replaced by membrane technology. Compared to traditional method, the membrane method...
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Comparing the environmental impacts of using bio-renewable and fossil-derived solvent in polymer membrane fabrications
2023
Sustainable production methods for polymer membrane fabrication are gaining attention due to concerns about the toxicity of conventional fossil-derived solvents in the production process. In addition,...
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Air nanobubbles (ANBs) incorporated sandwich-structured carbon nanotube membranes (CNM) for highly permeable and stable forward osmosis
2022
The selective transport of water/ions through conventional forward osmosis (FO) membranes is largely impeded by solution-diffusion and internal concentration polarization (ICP). Herein, we report a...
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Membrane materials targeting carbon capture and utilization
2022
Over the past decades, fossil fuel combustion has emitted large quantities of CO2 into the atmosphere, resulting in global climate change. Nowadays, it's considered a feasible strategy to capture CO2...
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Advanced organic molecular sieve membranes for carbon capture: Current status, challenges and prospects
2022
Carbon capture is crucial to reducing anthropogenic carbon emissions and thus mitigating global warming. Owing to the energy-efficient and environmental-benign features, membrane technology holds great...
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Porous composite membrane based on organic substrate for molecular sieving: Current status, opportunities and challenges
2022
Membrane materials with excellent selectivity and high permeability are the key for high-efficiency membrane separation. New-type porous materials have developed as ideal building blocks for molecular...
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Recent development and prospect of membranes for alkaline zinc-iron flow battery
2022
Alkaline zinc-iron flow battery (AZIFB) is promising for stationary energy storage to achieve the extensive application of renewable energies due to its features of high safety, high power density and...
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A criterion of diluent selection for the polymeric membrane formation via thermally induced phase separation process based on Hansen solubility parameter theory
2022
The Hansen solubility parameter (HSP) theory, which includes the Hansen dispersion (D), polar (P), and hydrogen (H) components and a derivative ‘solubility parameter distance, Ra’ parameter, was adopted...
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Separation mechanism, selectivity enhancement strategies and advanced materials for mono-/multivalent ion-selective nanofiltration membrane
2022
Mono-/multivalent ion-selective separation has become a common requirement at the water-energy nexus, including energy storage and conversion, water purification, and sustainable industrial processes....
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Bio-inspired molecular bridge anchoring GO laminates onto PAN substrate for molecular separation
2022
Graphene oxide (GO) films are highlighted to have great potential in water purification. The highly chemical and thermally stable polyacrylonitrile (PAN) competently constructs a superior substrate...
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MOF or COF membranes for olefin/paraffin separation: Current status and future research directions
2022
In response to global efforts to combat climate change, many research efforts have contributed to upgrading cryogenic distillation, an energy-intensive petrochemical operation, especially for olefin/paraffin...
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Pore engineering in covalent organic framework membrane for gas separation
2022
Covalent Organic Frameworks (COFs) have attracted significant interest as promising separation membrane materials for their well-organized porous system and highly ordered crystalline structure. However,...
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Smart membranes for oil/water emulsions separation: A review
2022
Oily wastewater poses a significant impact on both environments and human societies. Especially, the treatment of oil/water emulsions for separating oil from water is challenging due to the high stability...
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Facilitated transport membranes for CO2/CH4 separation - State of the art
2022
Membrane separation is a promising alternative for gas purification. Facilitated transport (FT) membranes, with reversible reactions to promote CO2 transport, can simultaneously obtain high CO2 permeability...
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Ultrathin 12-nm-thick solvent-resistant composite membranes from biosourced dialdehyde starch and priamine building blocks
2022
Biomass-based thin film composites (TFCs) fabricated only from abundant natural resources are emerging as next-generation organic solvent nanofiltration membranes. However, most of the existing membrane...
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Synthesis and application of a novel monomer 5-(1-Pyrrolidinyl)-1,3-benzenedicarbonyl dichloride in membranes
2022
Developing novel monomers used for aromatic polyamide membranes is one of the promising modifications to tailor the membranes more efficient. Acyl chloride-based compound as the organic phase reactive...
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Tunable ion transport through ultimately small channels
2022
Biological membranes allow not only fast and selective ion permeation but also tunable ion transport, passively or actively on demands, in response to external stimuli such as light, voltage, temperature,...
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Condensability sieving porous coordination polymer membranes for preferential permeation of C1–C4 alkanes over H2
2022
Refinery gas contains abundant H2 and a small amount of C1–C4 hydrocarbons. Here, we propose a condensability sieving strategy to realize preferential permeation of hydrocarbons over H2 by developing...
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Harvesting osmotic energy from proton gradients enabled by two-dimensional Ti3C2Tx MXene membranes
2022
Osmotic energy is a kind of blue energy that has recently been identified as an additional source of clean energy. Using a membrane-based reverse electrodialysis (RED) process, this blue energy can...
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