NOVEL AROMATIC COMPOUND AND ORGANIC ELECTROLUMINESCNET ELEMENT CONTAINING THE SAME
申请人:IDEMITSU KOSAN CO., LTD.
公开号:EP1496041A1
公开(公告)日:2005-01-12
A novel aromatic compound having an anthracene skeleton structure and an asymmetric molecular structure; and an organic electroluminescence device which comprises a cathode, an anode and an organic thin film layer comprising at least one layer containing a light emitting layer and sandwiched between the cathode and the anode in which at least one layer in the organic thin film layer contains the above novel aromatic compound singly or as a component of a mixture. The organic electroluminescence device exhibits a great luminance of emitted light, a great efficiency of light emission and a high purity of color, emits bluish light, is excellent in stability at high temperatures and has a long life. The organic electroluminescence device can be provided by utilizing the novel aromatic compound.
一种具有蒽骨架结构和不对称分子结构的新型芳香族化合物;以及一种有机电致发光器件,该器件包括一个阴极、一个阳极和一个有机薄膜层,该有机薄膜层至少包含一层发光层并夹在阴极和阳极之间,其中有机薄膜层中至少有一层单独含有上述新型芳香族化合物或作为混合物的组分。这种有机电致发光器件的发光亮度高、发光效率高、颜色纯度高,能发出蓝光,在高温下稳定性好,使用寿命长。利用新型芳香族化合物可以提供有机电致发光器件。