申请人:IDEMITSU KOSAN CO., LTD.
公开号:EP1440959A1
公开(公告)日:2004-07-28
A novel soluble compound which is a distyrylarylene derivative having a soluble substituent and a specific central group and having a solubility of 0.5% by weight or greater at 20°C in an organic solvent; and an organic electroluminescence device having an organic thin film layer which has a single layer or a plurality of layers, is disposed between a cathode and an anode and has at least one layer containing the novel soluble compound. The organic thin film layer can be formed in accordance with a wet process, and the organic electroluminescence device exhibiting a great efficiency of light emission can be produced easily.
一种新型可溶性化合物,是一种具有可溶性取代基和特定中心基团的二亚基芳烃衍生物,在有机溶剂中在20°C时的溶解度为0.5%或更高;以及具有有机薄膜层的有机电致发光器件,该有机薄膜层具有单层或多层,位于阴极和阳极之间,并且至少包含一层含有该新型可溶性化合物。有机薄膜层可以根据湿法工艺形成,可以轻松生产出具有良好发光效率的有机电致发光器件。