Abstract:
The present invention relates to a novel organic electroluminescence compound and an organic electroluminescence device containing the same. The organic light emitting compound according to the present invention has excellent thermal stability, is better in light-emitting characteristics than existing materials, and has excellent life characteristics. In addition, the organic light-emitting compound according to the present invention provides an OLED device that is low in driving voltages and is excellent in current efficiency and working life.
Abstract:
PURPOSE: An organic electroluminescence compound is provided to have excellent luminance efficiency and lifetime of material, to provide an organic light emitting diode with excellent device lifetime and improved power efficiency. CONSTITUTION: An organic electroluminescence compound is represented by chemical formula 1. The organic electroluminescence compound comprises a first electrode, a second electrode, and one or more organic material layer inserted between the first electrode and second electrode. The organic layer comprises the organic electroluminescence compound and phosphor dopant. The organic material layer comprises an amine-based compound selected from arylamine-based compound styrylarylamine-based compound; a complex compound which includes metal selected from group 1, group 2, period 4, and period 5 transition metal, lanthanum metal, and organic metal of d-transition metal.
Abstract:
PURPOSE: A compound for organic electro material is provided to have high electron transport efficiency, and to prevent crystallization, and to have excellent layer forming ability, thereby reducing driving voltage of device, and manufacturing OLED device of which electric efficiency is improved. CONSTITUTION: A compound for organic electro material is in chemical formula 1. In chemical formula 1, L1 and L2 is respectively a chemical bond, (C6-30) arylene, or (C3-30) heteroarylene, X1 and X2 is respectively Cr4 or N, but not CR4 at the same time, A ring is a monocyclic or a polycyclic (C6-30) aromatic ring. , R1-R4 is respectively hydrogen, deuterium, (C1-30) alkyl, hollow (C1-30) alkyl, halogen, cyano, (C3-30) cycloalkyl, 5-7 membered heterocycloalkyl, (C2-30) alkenyl, (C2-30) alkynyl, (C6-30) aryl, (C1-30) alkoxy, (C6-30) aryloxy, (C3-30) heteroaryl, (C6-30) ar (C1-30) alkyl, arylthio, mono or di (C1-30) alkylamino, and mono or di (C6-30) arylamino, tri (C1-30) alkylsilyl, di (C1-30) alkyl (C6-30) arylsilyl, tri (C6-30) arylsilyl, nitro, or hydroxy.