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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Budd, Peter M.
University of Manchester
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (22/22 displayed)
- 2024Mixed matrix and thin-film nanocomposite membranes of PIM-1 and hydrolyzed PIM-1 with Ni- and Co-MOF-74 nanoparticles for CO2 separation: Comparison of blending, grafting and crosslinking fabrication methodscitations
- 2024Stiffening and softening of freshly prepared and aged CTA, PTMSP, and PIM‐1 films exposed to volatile compounds
- 2024High gas permeability in aged superglassy membranes with nanosized UiO-66−NH2/cPIM-1 network fillerscitations
- 2023CO2 separation using thin film composite membranes of acid-hydrolyzed PIM-1citations
- 2022Porous silica nanosheets in PIM-1 membranes for CO2 separationcitations
- 2022Thin film nanocomposite membranes of PIM-1 and graphene oxide/ZIF-8 nanohybrids for organophilic pervaporationcitations
- 2021Electrospun Adsorptive Nanofibrous Membranes from Ion Exchange Polymers to Snare Textile Dyes from Wastewatercitations
- 2021Electrospun Adsorptive Nanofibrous Membranes from Ion Exchange Polymers to Snare Textile Dyes from Wastewatercitations
- 2021PIM-1/Holey Graphene Oxide Mixed Matrix Membranes for Gas Separation: Unveiling the Role of Holescitations
- 2020Superglassy Polymers to Treat Natural Gas by Hybrid Membrane/Amine Processes: Can Fillers Help?citations
- 2020Graphene–PSS/L-DOPA nanocomposite cation exchange membranes for electrodialysis desalinationcitations
- 2019Electrostatically-coupled graphene oxide nanocomposite cation exchange membranecitations
- 2018Impeded physical aging in PIM-1 membranes containing graphene-like fillerscitations
- 2018Graphene oxide – polybenzimidazolium nanocomposite anion exchange membranes for electrodialysiscitations
- 2018Ultrahigh-permeance PIM-1 based thin film nanocomposite membranes on PAN supports for CO 2 separationcitations
- 2018Ultrahigh-permeance PIM-1 based thin film nanocomposite membranes on PAN supports for CO2 separationcitations
- 2018Graphene/Polyamide Laminates for Supercritical CO 2 and H 2 S Barrier Applications: An Approach toward Permeation Shutdowncitations
- 2018Graphene/Polyamide Laminates for Supercritical CO2 and H2S Barrier Applications: An Approach toward Permeation Shutdowncitations
- 2017Enhanced organophilic separations with mixed matrix membranes of polymers of intrinsic microporosity and graphene-like fillerscitations
- 2016Synthesis and characterization of composite membranes made of graphene and polymers of intrinsic microporositycitations
- 2005Polymerization and carbonization of high internal phase emulsionscitations
- 2004Polymers of intrinsic microporosity (PIMs): Robust, solution-processable, organic nanoporous materialscitations
Places of action
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article
Porous silica nanosheets in PIM-1 membranes for CO2 separation
Abstract
<p>PIM-1-based freestanding mixed matrix membranes (MMMs) and thin film nanocomposites (TFNs) were prepared by incorporating porous silica nanosheets (SN) and exfoliated SN (E-SN) derived from natural vermiculite (Verm) in the PIM-1 polymer matrix. In addition, SN were functionalized by sulfonic acid and amine groups (S-SN and N-SN, respectively) and were also used as fillers for the preparation of MMMs. The gas separation performance was evaluated using CO<sub>2</sub>/CH<sub>4</sub> and CO<sub>2</sub>/N<sub>2</sub> (1:1, v:v) binary gas mixtures. Among freestanding membranes, fresh ones (i.e. tested right after preparation) containing 0.05 wt% functionalized SN and E-SN outperformed the neat PIM-1, surpassing the 2008 Robeson upper bound. At the same filler concentration, fresh MMMs with sulfonic acid-functionalized SN (S-SN) exhibited 40% higher CO<sub>2</sub> permeability, 20% higher CO<sub>2</sub>/N<sub>2</sub> selectivity and almost the same CO<sub>2</sub>/CH<sub>4</sub> selectivity as neat PIM-1 membranes. Moreover, after 150 days of aging, these membranes were capable of maintaining up to 68% of their initial CO<sub>2</sub> permeability (compared to 37% for neat PIM-1). When prepared as TFN membranes, the incorporation of 0.05 wt% of S-SN led to 35% higher initial CO<sub>2</sub> permeance and five times higher CO<sub>2</sub> permeance after 28 days.</p>