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광반응성 폴리이미드를 이용한 유기전기발광소자에 관한 연구
노석원,신동명,손병청 ( Sok Won Rho,Dong Myung Shin,Byoung Choung Shon ) 한국유화학회 1998 한국응용과학기술학회지 Vol.15 No.4
Organic-based electroluminescent devices have attracted lots of interests because of their possible application as a large-area flat panel display. Polyimides have been used for photo-alignment in LCD(Liquid Crystal Display). However, the devices used in this study were fabricated with polyimide doped with N,N`-Diphenyl-N,N`-di(m-tolyl)-benzidine(TPD) (3, 10, 30wt%) for electroluminescent hole tranforting layer(EHTL). The photochemical and physical properties of EHTL was studied. The film thicknesses were reduced under illumination with UV light. Polyimide films doped with TPD(3wt%) was irradiated and the electrical properties of the films were studied.