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Fabrication of porous titanium oxide-manganese oxide ceramics with enhanced anti-static and mechanical properties

  • Journal of the Korean Crystal Growth and Crystal Technology
  • Abbr : J. Korean Cryst. Growth Cryst. Technol.
  • 2018, 28(6), pp.263-270
  • DOI : 10.6111/JKCGCT.2018.28.6.263
  • Publisher : The Korea Association Of Crystal Growth, Inc.
  • Research Area : Engineering > Materials Science and Engineering
  • Published : December 31, 2018

YOUDONGSU 1 Kwangtaek Hwang 1 Jong-Young Kim 1 정종열 1 Seungwoo BAIK 2 Wooyoung Shim 3

1한국세라믹기술원
2(주)맥테크
3연세대학교

Accredited

ABSTRACT

Recently, porous ceramic materials with anti-static performance are urgently needed for semiconductor and OLED/LCD display manufacturing industry. In this work, we fabricated porous titanium manganese oxide ceramics having the surface resistivity of 10 8 -10 10 ohm and enhanced mechanical strength by partial sintering method using nanosized titanium oxide. By addition of nano-sized titanium oxide in the matrix, neck formation between grains was strengthened, which remarkably increased flexural strength up to 170 MPa (@porosity: 15 %), 110 MPa (@porosity: 31 %), compared to 80 MPa (@porosity: 26 %) for pristine titanium manganese oxide ceramics. We evaluated the performances of our ceramics as air-floating module for OLED flexible display manufacturing devices.

Citation status

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