Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Jong Ok Won"'
Publikováno v:
Macromolecular Research. 17:729-733
Solution casting films of sulfonated poly[styrene-b-(ethylene-r-butylene)-b-styrene] copolymer (sSEBS)-based composite membranes that contained different amounts of organic, nanorod-shaped polyrotaxane were annealed at various temperatures for 1 h. T
Publikováno v:
Macromolecular Research. 15:581-586
Cast DNA/polyethyleneimine (PEI) blend membranes containing different amounts of DNA were prepared using acid-base interaction and characterized with the aim of understanding the polymer electrolyte membrane properties. Two different molecular weight
Publikováno v:
Macromolecular Research. 15:459-464
Polymer electrolyte membranes, featuring ionic channels, were prepared from sulfonated dextran/ poly(vinyl alcohol) (sD/PVA) membranes. A stiff sulfated dextran was chosen as the route for ionic transport, since ionic sites are located along the stif
Publikováno v:
Macromolecular Research. 15:343-347
Novel composite membranes, which delivered high separation performance for propylene/propane mixtures, were developed by coating inert poly(ethylene-co-propylene) rubber (EPR) onto a porous polyester substrate, followed by the physical distribution o
Publikováno v:
Macromolecular Research. 14:449-455
Ionic cluster mimic, polymer electrolyte membranes were prepared using polymer composites of crosslinked poly(vinyl alcohol) (PVA) with sulfated-β-cyclodextrins (β-CDSO3H) or phosphated-β-cyclodextrins (β-CDPO(OH)2). When Nafion, developed for a
Publikováno v:
Macromolecular Research. 14:404-407
In this paper, we describe a prospective approach to increasing the metal ionic conductivity of solid polymer electrolytes by using the anion complexation between the anion of the metal salt and the solvent matrix. We have prepared a new type of soli
Publikováno v:
Macromolecular Research. 14:214-219
Cast Nafion-based composite membranes containing different amounts of organic, nanorod-shaped polyrotaxane were prepared and characterized, with the aim of improving the properties of polymer electrolyte membranes for direct methanol fuel cell applic
Publikováno v:
Macromolecular Research. 14:199-204
Remarkably high and stable separation performance for olefin/paraffin mixtures was previously reported by facilitated olefin transport through π-complex membranes consisting of silver ions dissolved in poly(hexamethylenevinylene) (PHMV). In this stu
Autor:
Myung-Jin Lee, Su Mi Park, Sung Jin Kim, Se Hye Kim, Yong Soo Kang, Jong Ok Won, Youngmee Kim
Publikováno v:
Macromolecular Research. 12:598-603
Cellulose nitrate (CN) composite membranes, containing cobalt porphyrin (CoP) complexes self-assembled within nanometer-sized rhenium clusters (ReCoP), have been prepared and their oxygen and nitrogen gas permeabilities were analyzed. The solubility
Publikováno v:
Macromolecular Research. 12:145-155
Facilitated transport membranes for the separation of olefin/paraffin mixtures have long been of interest in separation membrane science because olefins, such as propylene and ethylene, which are important chemicals in petrochemical industries, are c