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Study on solution-processable yellow host materials for OLED lighting
백용구,남현국,장승희,박상미,윤재홍,이대희,류염나 한국공업화학회 2014 한국공업화학회 연구논문 초록집 Vol.2014 No.1
We developed highly efficient solution processable four yellow host materials (YH52, YH54, YH56, and YH65) for OLED Lighting. For developed four yellow hosts, we characterized physical properties of HOMO, LUMO, energy gap, m.p., and Tg, respectively. The Tg values of YH54, YH56, and YH65 were more than 145°C. The device performances of the organic light-emitting diodes(OLEDs) with four yellow host materials (YH52, YH54, YH56, and YH65) as a yellow host layer were investigated. Lifetime of yellow devices were estimated at an initial luminance of 1,000cd/㎡.