Towards Multi-color Microencapsulated Electrophoretic Display

  • Kim, Chul-Am (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Myoung, Hey-Jin (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Kang, Seung-Youl (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Kim, Gi-Heon (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Ahn, Seong-Deok (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • You, In-Kyu (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Oh, Ji-Young (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Baek, Kyu-Ha (Terminal Components Research Dept. Electronics and Telecommunications Research Institute) ;
  • Suh, Kyung-Soo (Terminal Components Research Dept. Electronics and Telecommunications Research Institute)
  • 발행 : 2005.07.19

초록

In this paper, we present techniques to manufacture color electronic ink for multi-color electrophoretic display implementation. The charged color pigments have been prepared to have superior affinity for dielectric fluid. White $TiO_2$ nanoparticles were modified with poly(methyl methacrylate) copolymer for a microencapsulated electrophoretic display system, in order to reduce the density mismatch between nanoparticles and dielectric medium. These color balls and white pigment particle suspensions were microencapsulated through the typical microencapsulation technique. We fabricate the microcapsules to the single layer on flexible ITO substrate to test the multi-color electrophoretic display application.

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