申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20040214035A1
公开(公告)日:2004-10-28
The novel compound of the present invention has the diphenylanthracene structure at the center and a specific structure substituted with an aryl group at end portions. The organic electroluminescence device of the present invention comprises a plurality of layers of thin films of organic compounds which comprise a light emitting layer or a plurality of layers comprising a light emitting layer and are disposed between a pair of electrodes and at least one of the layers of thin films of organic compounds comprises the above novel compound. The novel compound exhibits excellent efficiency of light emission and heat resistance, has a long life and emits bluish light having excellent purity of color and the organic electroluminescence device comprises the novel compound and exhibits the same advantageous properties.
本发明的新型化合物在中心具有二苯基蒽结构,并在末端部分置换有芳基基团的特定结构。本发明的有机电致发光器件包括由有机化合物薄膜的多层组成,其中包括发光层或包括发光层的多层,这些层被置于一对电极之间,至少其中一层有机化合物薄膜包括上述新型化合物。该新型化合物表现出优异的发光效率和耐热性,寿命长,发出具有优异纯度的蓝色光,而且有机电致发光器件包括该新型化合物,表现出同样的优越性能。