The present invention relates to metal-carbene complexes comprising a central atom selected from iridium and platinum, and specific azabenzimidazolocarbene ligands, to OLEDs (Organic Light Emitting Diode, OLED) which comprise such complexes, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a metal-carbene complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.
本发明涉及
金属-卡宾配合物,其中包括从
铱和
铂中选择的中心原子,以及特定的氮杂
苯并咪唑卡宾
配体,用于包括这种配合物的OLEDs(有机发光二极管,OLED),以及选自包括这种OLED的照明元件、固定视觉显示单元和移动视觉显示单元的装置,使用这种
金属-卡宾配合物在OLEDs中,例如作为发射体、基质材料、电荷传输材料和/或电荷或激子阻挡剂。