Hee-Woong Park

ORCID: 0000-0002-3593-4263
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About
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Research Areas
  • Photopolymerization techniques and applications
  • Synthesis and properties of polymers
  • Advanced Polymer Synthesis and Characterization
  • Metal-Organic Frameworks: Synthesis and Applications
  • Silicone and Siloxane Chemistry
  • Polymer composites and self-healing
  • Epoxy Resin Curing Processes
  • Covalent Organic Framework Applications
  • Lignin and Wood Chemistry
  • Flame retardant materials and properties
  • Conducting polymers and applications

Korea Institute of Industrial Technology
2019-2020

Korea University
2019-2020

Epoxy adhesives are widely used in various industries because of their high heat and chemical resistance, cohesion, minimal shrinkage. Recently, epoxy have been applied the automotive industry as structural for lightweight vehicles. However, brittleness is an obstacle this application, since requires epoxy-based to a level high-speed impact resistance. Hence, we phenol-terminated polyurethane (PTPU) toughening agent compared results with those that were obtained carboxyl-terminated butadiene...

10.3390/polym12071549 article EN Polymers 2020-07-13

To improve the heat resistance of acrylic-based pressure-sensitive adhesive (PSA), silicone-block-containing acrylic PSAs (SPSAs) were synthesized using a polydimethylsiloxane (PDMS)-based macro-azo-initiator (MAI). evaluate PSA films, probe tack and 90° peel strength measured at different temperatures. The showed that its curves changed from balanced debonding 25 °C to cohesive 50 exhibited sharp decrease. However, in case SPSA containing 20 wt% MAI (MAI20), was maintained 75 °C, value...

10.3390/polym12102410 article EN Polymers 2020-10-19

For the fabrication of a peelable coating material that decomposes methyl paraoxone (MPO), nerve agent simulant, self-crosslinkable waterborne polyurethanes (PUs) containing silane groups at ends and metal organic framework (UiO-66) were synthesized. UiO-66 dispersed PU solutions for spray prepared by controlling amount in content UiO-66. PUs with large (more than 7.2 wt.%) easily gelated adding because solution was changed from neutral (pH = 7.3) to strongly acidic 2.5). Therefore, should...

10.3390/polym11081298 article EN Polymers 2019-08-02
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