Výsledky vyhledávání - "Noh-Seok Kwak"

Preparation of poly(GMA-co-PEGDA) microbeads modified with iminodiacetic acid and their indium adsorption properties

Autor: Taek Sung Hwang, Chi Won Hwang, Noh-Seok Kwak

Publikováno v: Chemical Engineering Journal. 226:79-86

Poly(glycidyl methacrylate- co -poly(ethylene glycol) diacrylate) (poly(GMA- co -PEGDA)) microbeads were synthesized by suspension polymerization and modified with iminodiacetic acid. The structures and morphologies of the microbeads were confirmed b

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::17da2fdfc387b7ee2be2e774aa25547d
https://doi.org/10.1016/j.cej.2013.04.041

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The effect of a molecular weight and an amount of PEGDA (poly(ethylene glycol)diacrylate) on a preparation of sodium methallyl sulfonate-co-PEGDA microspheres and sorption behavior of Co(II)

Autor: Chi Won Hwang, Noh-Seok Kwak, Jeung Ryoul Yang, Taek Sung Hwang

Publikováno v: Chemical Engineering Journal. 223:216-223

Sodium methallyl sulfonate-co-poly(ethylene glycol) diacrylate (SMS-co-PEGDA) microspheres were synthesized via suspension polymerization. The chemical structures and compositions of the microspheres were characterized using Fourier transform infrare

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::29e953e066f896dd8a371d1b00faddd7
https://doi.org/10.1016/j.cej.2013.03.028

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Synthesis and characteristics of UV curable dimethyl 5-sulfoisophthalate sodium salt-co-diethylene glycol with maleic and phthalic anhydride copolymers (DMSIP-co-DEG-co-MA/PA) for application in redox flow batteries

Autor: Jong Bae Sim, Noh-Seok Kwak, Taek Sung Hwang

Publikováno v: Macromolecular Research. 21:941-948

Dimethyl 5-sulfoisophthalate sodium salt (DMSIP)-co-diethylene glycol (DEG)-co-maleic anhydride (MA)/phthalic anhydride (PA) oligomers were synthesized via condensation reaction and the corresponding membranes were prepared by UV curing. The number-a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::decb934d8213c2fa186ebb2890328785
https://doi.org/10.1007/s13233-013-1115-5

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Synthesis and characteristics of a cross-linked DMSIP-co-HDO-co-MA ion-exchange membrane for redox flow battery applications

Autor: Jong Bae Sim, Taek Sung Hwang, Young-Tae Kim, Noh-Seok Kwak, Jin Sun Koo

Publikováno v: Journal of Membrane Science. 430:252-262

Novel ion-exchange membranes composed of dimethyl 5-sulfoisophthalate sodium salt (DMSIP), 1,6-hexanediol (HDO), isophthalic acid (IPA) and maleic anhydride (MA) were prepared by the synthesis of a DHIM oligomer and UV-cross-linking. The basic proper

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5748070f896b6e386c2b736f8be756f2
https://doi.org/10.1016/j.memsci.2012.10.062

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Electrospun polyethersulfone fibrous mats: Sulfonation, its characterization and solution-phase ammonium sorption behavior

Autor: Hui-Man Park, Noh-Seok Kwak, Taek Sung Hwang, Won Ho Jung

Publikováno v: Chemical Engineering Journal. :375-382

Polyethersulfone (PES) fibrous mats were prepared using the electrospinning method and subsequently characterized. The electrospinning preparation conditions that provided the highest quality PES fibrous mats were the following: a concentration of 30

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::689f3c4dabfe0dfe6a28150acc1922ac
https://doi.org/10.1016/j.cej.2012.10.065

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Synthesis and characteristics of aminated vinylbenzyl chloride-co-styrene-co-hydroxyethyl acrylate anion-exchange membrane for redox flow battery applications

Autor: Taek Sung Hwang, Hui-Man Park, Sung-Gyu Park, Noh-Seok Kwak, Chi Won Hwang

Publikováno v: Journal of Membrane Science. :429-437

We have synthesized a VBC-co-St-co-HEA copolymer using 4-vinylbenzyl chloride (VBC), styrene (St), and 2-hydroxyethyl acrylate (HEA) in order to manufacture anion-exchange membranes for all vanadium flow battery. Through the quaternarization and cros

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b85d07d20278fdaa3397b5e2523e4e11
https://doi.org/10.1016/j.memsci.2012.08.040

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Preparation of highly porous TiO2 nanofibers for dye-sensitized solar cells (DSSCs) by electro-spinning

Autor: Taek Sung Hwang, Kwang Bok Yi, Noh-Seok Kwak, Won Ho Jung

Publikováno v: Applied Surface Science. 261:343-352

TiO 2 nanofibers for use in dye-sensitized solar cells (DSSCs) were prepared from a solution of polymerized titanium tetraisopropoxide using a modified electro-spinning process to create fibers with high specific surface areas. The sol–gel techniqu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c726a43264ad0d574e3e2c15bb1e190
https://doi.org/10.1016/j.apsusc.2012.08.012

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Preparation of ion-exchangeable nanobeads using suspension polymerization and their sorption properties for indium in aqueous solution

Autor: Hui-Man Park, Noh-Seok Kwak, Taek Sung Hwang

Publikováno v: Chemical Engineering Journal. 191:579-587

Poly(vinylphosphonic acid- co -acrylic acid) nanobeads were synthesized using suspension polymerization, and their indium sorption properties were investigated. In the first part of this study, the nanobeads were prepared using suspension polymerizat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f40fdea8af47690d895d64110a9c841a
https://doi.org/10.1016/j.cej.2012.03.018

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Preparation and Properties of Sulfonated Poly(ether ether ketone) (SPEEK) Electrospun Nanofibrous Ion-exchange Membrane for PEMFC

Autor: Noh-Seok Kwak, Eunjung Choi, Taek-Sung Hwang

Publikováno v: Polymer Korea. 36:155-162

Sulfonated poly(ether ether ketone) (SPEEK) nanofibers were prepared by electrospinning. The nanofibrous membrane for polymer electrolyte membrane fuel cell (PEMFC) was fabricated by compression molding. The maximum degree of sulfonation was 95% and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e198053be33f7f37c109b77bee2d8c17
https://doi.org/10.7317/pk.2012.36.2.155

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Synthesis and electrical properties of NaSS–MAA–MMA cation exchange membranes for membrane capacitive deionization (MCDI)

Autor: Eun Mi Choi, Noh-Seok Kwak, Taek Sung Hwang, Jin Sun Koo

Publikováno v: Desalination. 285:138-146

We present a novel synthetic ion exchange membrane that is composed of 4-styrenesulfonic acid sodium salt hydrate (NaSS), methacrylic acid (MAA) and methyl methacrylate (MMA), which was synthesized with various monomer ratios using solution polymeriz

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a2eac78aee7ed8e11084c88ee5a9c792
https://doi.org/10.1016/j.desal.2011.09.046

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