Recent developments of organic solvent resistant materials for membrane separations

D Ren, S Ren, Y Lin, J Xu, X Wang - Chemosphere, 2021 - Elsevier
Solute purification, solvent recovery, solvent separation in organic solvents are more and
more widely used in the chemical industries, pharmaceuticals and food processing. Fast and …

Controlling Bicontinuous Polyelectrolyte Complexation for Membrane Selectivity: Redox‐Mediated Electrochemical Separation of Volatile Fatty Acids

W Oh, N Kim, H Kim, RI Mackie… - Advanced Functional …, 2024 - Wiley Online Library
Fermentative volatile fatty acid (VFA) production is a sustainable approach for waste
valorization. However, selective product recovery remains challenging due to the range of …

The interplay between phase separation and gelation controlling the morphologies of the reactive covalent network/polymer blends

W Oh, JS Bae, JW Park - Macromolecules, 2020 - ACS Publications
The solution processability of a gelating polyurea network has enabled its blending with
polymers, allowing facile preparation of bicontinuous nanoporous materials. To exploit the …

3D‐Continuous Nanoporous Covalent Framework Membrane Nanoreactors with Quantitatively Loaded Ultrafine Pd Nanocatalysts

D Jeong, W Oh, JW Park - Small, 2024 - Wiley Online Library
The confinement effect of catalytic nanoreactors containing metal catalysts within nanometer‐
sized volumes has attracted significant attention for their potential to enhance reaction rate …

An Artificial Compartmentalized Biocatalytic Cascade System Constructed With Enzyme‐Caged Reticulate Nanoporous Membranes

W Oh, D Jeong, JW Park - Advanced Materials Interfaces, 2023 - Wiley Online Library
Compartmentalization is a ubiquitous feature of life, with a membrane interface that
regulates molecular transport and exhibits bioactivities. An artificial enzyme‐integrated …

Synthesis of reverse-selective nanoporous ultrafiltration membranes using dual phase separations of ionic liquid and Poly (ethylene glycol) from the gelating urea …

W Oh, GB Lee, D Jeong, JW Park - Journal of Membrane Science, 2023 - Elsevier
Many membranes with various pore structures have been studied for size-based selective
filtration and separation. However, one exhibiting reverse size selectivity has rarely been …

One-Pot Single-Step Route toward Bicontinuous Nanoporous Membranes of an Organic–Inorganic Core–Shell Network

KE Yeo, W Oh, E Jeon, JS Bae, J Nam… - Chemistry of …, 2020 - ACS Publications
Bicontinuous nanoporous materials are desirable for catalysis, storage, and separation
applications. Self-assembly or phase separation of organic polymers is the general route to …

Rearranged copolyurea networks for selective carbon dioxide adsorption at room temperature

J Nam, E Jeon, SY Moon, JW Park - Polymers, 2021 - mdpi.com
Copolyurea networks (co-UNs) were synthesized via crosslinking polymerization of a
mixture of tetrakis (4-aminophenyl) methane (TAPM) and melamine with hexamethylene …

Pore Characterization Methods for Microporous Membranes

I Park, JH Kang, HB Park - Membrane Journal, 2024 - koreascience.kr
Selecting an appropriate membrane for a given application is essential. In microporous
membranes, the separation mechanism relies on size exclusion, meaning that the pore size …

Template-Free Preparation of a Mesopore-Rich Hierarchically Porous Carbon Monolith from a Thermally Rearrangeable Polyurea Network

J Nam, Y Pak, GY Jung, JW Park - International Journal of Molecular …, 2022 - mdpi.com
A mesopore-rich, hierarchically porous carbon monolith was prepared by carbonizing a
polyisocyanurate network derived by thermal rearrangement of a polyurea network. The …