Dah Hee Kim

ORCID: 0000-0002-9256-1539
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Research Areas
  • Advanced Cellulose Research Studies
  • Polymer composites and self-healing
  • Injection Molding Process and Properties
  • Nanomaterials and Printing Technologies
  • Additive Manufacturing and 3D Printing Technologies
  • Nanocomposite Films for Food Packaging
  • Natural Fiber Reinforced Composites
  • Advanced machining processes and optimization
  • Thin-Film Transistor Technologies
  • Organic Electronics and Photovoltaics
  • Building materials and conservation
  • Epoxy Resin Curing Processes
  • Advanced Sensor and Energy Harvesting Materials
  • biodegradable polymer synthesis and properties
  • Conducting polymers and applications
  • Nanofabrication and Lithography Techniques
  • Liquid Crystal Research Advancements
  • Lignin and Wood Chemistry
  • ZnO doping and properties
  • Organic Light-Emitting Diodes Research
  • Polysaccharides and Plant Cell Walls
  • Polymer Nanocomposites and Properties
  • Electrospun Nanofibers in Biomedical Applications

Korea Institute of Industrial Technology
2023-2025

Dankook University
2012-2021

Abstract A post‐crosslinked polyurethane dispersion (PUD) with excellent water resistance was prepared using ethylene glycol diglycidyl ether (EGDGE) as a crosslinker. An anionic PUD synthesized dimethylol propionic acid an internal emulsifier. During the curing process of film, hydrophilic carboxylic and amine groups were consumed by reaction EGDGE. The reduction functional increase crosslinking density effectively improved films. In addition, tensile strength film increased from 54.2 MPa...

10.1002/pen.27109 article EN Polymer Engineering and Science 2025-01-23

10.1016/j.carbpol.2015.05.033 article EN Carbohydrate Polymers 2015-05-21

The purpose of this study is to introduce cellulose nanocrystal (CNC) the triacetyl (TAC) matrix and evaluate physical properties prepared nanocomposite films. To disperse CNCs in TAC matrix, surfaces nanofillers were chemically modified. optical, thermal, mechanical characterized experimentally. results revealed that addition resulted significant enhancement did not aggravate good optical pure In addition, a morphological observation was carried out. POLYM. COMPOS., 37:3228–3233, 2016. ©...

10.1002/pc.23521 article EN Polymer Composites 2015-04-23

10.1007/s00542-019-04320-7 article EN Microsystem Technologies 2019-01-25

We synthesized four novel red azo dyes for use in a low-temperature-cured white organic light-emitting diode color conversion layer. The various substituents were introduced into the to induce steric strain within base compound enhancing their solubility. All exhibited excellent maximum absorption peaks at 521 nm, and AR4, particular, displayed highest molar absorptivity of 42 500. Via optimal mixing, used form resists microdisplay layers. As backlight was applied optimized spin-coated...

10.2139/ssrn.4623590 preprint EN 2023-01-01

The purpose of this study is to integrate a polymeric film onto mold impede thermal heat transfer during resin infusion. A thin plastic plate was fabricated by using microinjection molding. polyimide (PI) laminated in an effort produce light guide (LGP). could decelerate the solidification molten polymer cavity and enhance wall slip on mold. insulation effect modeled numerically. surface roughness pattern characteristics LGP were evaluated. It found that fluidity increased due decreased skin...

10.1177/0967391120986503 article EN Polymers and Polymer Composites 2021-01-13
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