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  1. Article

    Dynamic Viscoelastic Behavior of Model Poly(vinyl chloride) Blends Characterized at Small Deformation in Shear Oscillation

    In the present study, dynamic shear oscillation measurements at small strain were conducted on four model blends of equal amounts (50/50 by weight) of poly(vinyl chloride) (PVC) with three compatible and one i...

    Seung-Yeop Kwak in Polymer Journal (1994)

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    Article

    Microscopy and Microanalysis of Reverse-Osmosis and Nanofiltration Membranes

    The polyamide active layers of commercial reverse-osmosis and nanofiltration membranes are examples of nanoscale functional materials that challenge the state of the art of materials characterization. The acti...

    David G. Cahill, Viatcheslav Freger, Seung-Yeop Kwak in MRS Bulletin (2008)

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    Article

    Covalent assembly of metal nanoparticles on cellulose fabric and its antimicrobial activity

    We develop an antimicrobial active robust metal-cellulose nanohybrid by covalent assembly of metal nanoparticles on cellulose fabric using a simple impregnation of thiol-modified cellulose fabric in colloidal ...

    Sung Yong Park, Jae Woo Chung, Rodney D. Priestley, Seung-Yeop Kwak in Cellulose (2012)

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    Switchable degradation of cellulose acetate composite by seawater-activated TiO2 photocatalyst

    Several billion tons of plastic waste were discarded in landfills, specifically in marine environments. Remediation of plastic waste is vital for ensuring a clean marine environment. Photocatalyst such as tita...

    Ji Hwan Lee, Seung-Yeop Kwak in Cellulose (2022)

  5. Article

    Open Access

    Frontal polymerization-triggered simultaneous ring-opening metathesis polymerization and cross metathesis affords anisotropic macroporous dicyclopentadiene cellulose nanocrystal foam

    Multifunctionality and effectiveness of macroporous solid foams in extreme environments have captivated the attention of both academia and industries. The most recent rapid, energy-efficient strategy to manufa...

    **su Park, Seung-Yeop Kwak in Communications Chemistry (2022)

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    Enhanced permeability of cellulose acetate ultrafiltration membrane by incorporation of cellulose graft copolymer

    In this research, a series of cellulose acetate (CA)-based blend ultrafiltration (UF) membranes bearing poly(ε-decalactone) (PDL)-grafted cellulose copolymer (i.e., CgD) of 1 wt% (M1), 3 wt% (M2), 5 wt% (M3), ...

    Hyunji Lee, Woo** Lee, Jae Woo Chung, Seung-Yeop Kwak in Cellulose (2022)