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  1. No Access

    Article

    Effects of Nucleating Agent on the Thermal Conductivity and Creep Strain Behavior of Rigid Polyurethane Foams Blown by an Environment-Friendly Foaming Agent

    The effects of liquid-type additive, methoxynonafluorobutane, on the morphology, thermal conductivity, creep strain, and mechanical strength of polyurethane (PU) foams with an environment-friendly foaming agen...

    Robin Jang, Yeongbeom Lee, Kwang Ho Song, Woo Nyon Kim in Macromolecular Research (2021)

  2. No Access

    Article

    Effects of Compatibilizers in Void Formation: Biaxially-Oriented Polyethylene Terephthalate/Polyphenylene Ether Blend Film

    A functionally effective compatibilizer for PET/PPE blends is highly necessary to fabricate white opaque polyester film having high reflectance through drawing process. In this study, the effects of three diff...

    Kweon Hyung Han, Woo Nyon Kim, Juyoung Kim in Macromolecular Research (2020)

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    Article

    Improvements of the Electrical Conductivity and EMI Shielding Efficiency for the Polycarbonate/ABS/Carbon Fiber Composites Prepared by Pultrusion Process

    The electrical conductivity, electromagnetic interference (EMI) shielding efficiency, and the morphological and mechanical properties of the polycarbonate/poly(acrylonitrile-butadiene-styrene) (ABS) (70/30)/ca...

    Seung Chan Ryu, Jae Young Kim, Choonglai Cho, Woo Nyon Kim in Macromolecular Research (2020)

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    Article

    The Effects of Compatibilizers on the Morphological, Mechanical, and Optical Properties of Biaxially Oriented Poly(ethylene terephthalate)/Syndiotactic Polystyrene Blend Films

    In this study, the effects of three different types of compatibilizers on the morphological, mechanical, and optical properties of poly(ethylene terephthalate) (PET) and syndiotactic-polystyrene (s-PS) (70/30,...

    Kweon Hyung Han, Myung Geun Jang, Kyu ** Juhn, Choonglai Cho in Macromolecular Research (2018)

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    Article

    Effects of processing methods on the electrical conductivity, electromagnetic parameters, and EMI shielding effectiveness of polypropylene/nickel-coated carbon fiber composites

    The effects of composite preparation methods on the electrical conductivities, the electromagnetic parameters and the electromagnetic interference (EMI) shielding effectiveness of polypropylene (PP)/nickel-coa...

    Seung Hwan Lee, Jae Young Kim, Chong Min Koo, Woo Nyon Kim in Macromolecular Research (2017)

  6. No Access

    Article

    Effect of graphene on the sound dam** properties of flexible polyurethane foams

    The sound absorption coefficient, airflow resistivity and cell size of polyurethane (PU) foam with graphene as a solid-type additive and tetramethylsilane (TEMS) as a liquid-type additive were investigated. Th...

    Ji Mun Kim, Do Hoon Kim, Jiwan Kim, Jung Wook Lee, Woo Nyon Kim in Macromolecular Research (2017)

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    Chapter and Conference Paper

    Obfuscation of Critical Infrastructure Network Traffic Using Fake Communication

    The tendency in cyber attacks has evolved from ones immediately causing abnormal operations to advanced attacks after information extraction by traffic sniffing. In particular, the unchanging characteristics o...

    Sungho Jeon, Jeong-Han Yun, Woo-Nyon Kim in Critical Information Infrastructures Security (2016)

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    Article

    Influence of lactic acid-grafted multi-walled carbon nanotube (LA-g-MWCNT) on the electrical and rheological properties of polycarbonate/poly(lactic acid)/ LA-g-MWCNT composites

    The effects of lactic acid-grafted multi-walled carbon nanotube (LA-g-MWCNT) on the electrical and rheological properties of the polycarbonate (PC)/poly(lactic acid) (PLA)/LA-g-MWCNT composite were studied. To in...

    Myung Geun Jang, Yun Kyun Lee, Woo Nyon Kim in Macromolecular Research (2015)

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    Article

    Effects of multi-walled carbon nanotube (MWCNT) dispersion and compatibilizer on the electrical and rheological properties of polycarbonate/poly(acrylonitrile–butadiene–styrene)/MWCNT composites

    In this study, the effects of multi-walled carbon nanotube (MWCNT) dispersion and poly(styrene-co-acrylonitrile)-g-maleic anhydride (SAN-g-MAH) as a compatibilizer on the electrical conductivity, electromagnet...

    In-Soo Han, Yun Kyun Lee, Heon Sang Lee, Ho Gyu Yoon in Journal of Materials Science (2014)

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    Article

    Rheological and thermal properties of polyamide 6 and polyamide 6/glass fiber composite with repeated extrusion

    In this study, the rheological, mechanical, and thermal properties of polyamide 6 (PA6) and PA6/glass fiber (GF) composite with repeated extrusions were investigated. The complex viscosity of the PA6 was found...

    Kyung Hwan Lee, Seung Joon Lim, Woo Nyon Kim in Macromolecular Research (2014)

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    Article

    Effects of MWCNT and nickel-coated carbon fiber on the electrical and morphological properties of polypropylene and polyamide 6 blends

    In this study, the effects of hybrid fillers such as multi-walled carbon nanotube (MWCNT) and nickelcoated carbon fiber (NCCF) on the electrical conductivity of polypropylene (PP) and polyamide 6 (PA6) blends ...

    Seung Joon Lim, Jong Gil Lee, Soo Hyung Hur, Woo Nyon Kim in Macromolecular Research (2014)

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    Article

    Effects of hybrid fillers on the electromagnetic interference shielding effectiveness of polyamide 6/conductive filler composites

    The effects of hybrid conductive fillers on the electrical conductivity and electromagnetic interference shielding effectiveness (EMI SE) of polyamide 6 (PA6)/conductive filler composites were investigated. Ni...

    Tae Wook Yoo, Yun Kyun Lee, Seung Joon Lim, Ho Gyu Yoon in Journal of Materials Science (2014)

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    Article

    Synthesis and characterization of sulfonated polyol-based waterborne polyurethane-polyacrylate hybrid emulsions

    Polyurethane (PU) dispersion was prepared with sulfonate groups to make the PU dispersible. Then, polyurethane-polyacrylate (PU-PA) hybrid emulsions were synthesized by seeded emulsifier-free emulsion polymeri...

    Dong Hyup Park, Je Kon Oh, Sang Bum Kim, Woo Nyon Kim in Macromolecular Research (2013)

  14. No Access

    Article

    Effects of compatibilizers on the mechanical, morphological, and thermal properties of poly(propylene carbonate)/poly(methyl methacrylate) blends

    The effects of compatibilizers on the mechanical, morphological, thermal, and rheological properties of poly(propylene carbonate) (PPC)/poly(methyl methacrylate) (PMMA) (70/30) blends were investigated. Three ...

    Seok Jae Yoo, Seung Hwan Lee, Minho Jeon, Heon Sang Lee in Macromolecular Research (2013)

  15. No Access

    Article

    Effects of isocyanate index and environmentally-friendly blowing agents on the morphological, mechanical, and thermal insulating properties of polyisocyanurate-polyurethane foams

    The effects of the isocyanate (NCO) index and blowing agent on the morphology, mechanical strength, thermal conductivity and thermal stability of the polyisocyanurate-polyurethane (PIR-PUR) foams were investig...

    Dong Hyup Park, Gun Pyo Park, Sung Hyun Kim, Woo Nyon Kim in Macromolecular Research (2013)

  16. No Access

    Article

    Effects of hybrid fillers on the electrical conductivity and EMI shielding efficiency of polypropylene/conductive filler composites

    In this study, the effects of hybrid fillers on the electrical conductivity and electromagnetic interference shielding efficiency (EMI SE) of the polypropylene (PP)/Ni-coated carbon fiber (NCCF) composites wit...

    Dong Hyup Park, Yun Kyun Lee, Sang Sun Park, Choon Soo Lee in Macromolecular Research (2013)

  17. No Access

    Article

    Effect of multi-walled carbon nanotube dispersion on the electrical and rheological properties of poly(propylene carbonate)/poly(lactic acid)/multi-walled carbon nanotube composites

    In this study, the morphological, electrical, and rheological properties of the poly(propylene carbonate) (PPC)/poly(lactic acid) (PLA)/multi-walled carbon nanotube (MWCNT) composites were investigated. From t...

    Dong Hyup Park, Tae Gyu Kan, Yun Kyun Lee, Woo Nyon Kim in Journal of Materials Science (2013)

  18. No Access

    Article

    Preparation and characterization of conductive carbon nanotube-polyurethane foam composites

    Electrical, thermal, and morphological properties of the polyurethane foam (PUF)/multiwall carbon nanotube (MWCNT) composites were investigated with the MWCNT content. Electrical conductivity of the PUF/MWCNT ...

    Kyung Min You, Sang Sun Park, Choon Soo Lee, Ji Mun Kim in Journal of Materials Science (2011)

  19. No Access

    Article

    Effects of compatibilizers and hydrolysis on the mechanical and rheological properties of polypropylene/EPDM/poly(lactic acid) ternary blends

    The effects of compatibilizers and hydrolysis on the mechanical, morphological and rheological properties of polypropylene (PP)/ethylene-propylene-diene monomer rubber (EPDM)/poly(lactic acid) (PLA) blends wer...

    Dong Hyup Park, Min Soo Kim, Jun Ho Yang, Dong Jun Lee in Macromolecular Research (2011)

  20. No Access

    Article

    Liquid nucleating additives for improving thermal insulating properties and mechanical strength of polyisocyanurate foams

    The effects of liquid-type nucleating silane additives on the cell structure, mechanical strength, and thermal insulating properties of the polyisocyanurate (PIR) foams have been studied. The PIR foams synthes...

    Min Jung Kang, Youn Hee Kim, Gun Pyo Park, Mi Sun Han in Journal of Materials Science (2010)

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