[EN] BRIDGED BENZIMIDAZOLE-CARBENE COMPLEXES AND USE THEREOF IN OLEDS<br/>[FR] COMPLEXES BENZIMIDAZOLE-CARBÈNE PONTÉS ET LEUR UTILISATION DANS LES DELO
申请人:BASF SE
公开号:WO2012020327A1
公开(公告)日:2012-02-16
The present invention concerns a metal-carbene complex of the general formula (I) in which R5 and R6 together, or R6 and R7 together, a unit of the formula: in which * denotes the connection to the carbon atoms of the benzene ring bearing the R5 and R6 radicals or R6 and R7 radicals, and the oxygen atom is connected to the carbon atom bearing the R5, R6 or R7 radical, and A is oxygen or sulfur. The present invention further concerns light-emitting layer comprising at least one metal-carbene complex according to the present invention and an organic light-emitting diode comprising a light-emitting layer according to the present invention, a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination means and the use of a metal-carbene complex according to the present invention in organic light-emitting diodes, especially as emitter, matrix material, charge carrier material and charge blocker material.
本发明涉及一种一般式(I)的金属-卡宾配合物,其中R5和R6一起,或R6和R7一起,形成一种具有以下结构的单元:其中*表示连接到苯环上携带R5和R6基团或R6和R7基团的碳原子,氧原子连接到携带R5、R6或R7基团的碳原子,A为氧或硫。本发明还涉及包括至少一种根据本发明的金属-卡宾配合物的发光层,以及包括根据本发明的发光层的有机发光二极管,所述设备选自固定式视觉显示单元、移动式视觉显示单元和照明装置,并且根据本发明的金属-卡宾配合物在有机发光二极管中的使用,特别是作为发射体、基质材料、载流子材料和阻挡材料。