申请人:NEC CORPORATION
公开号:EP0398764A2
公开(公告)日:1990-11-22
An organic thin-film electroluminescence (=EL) device is provided. This device includes as a main constituent of an organic luminescent thin-film layer sandwiched between a couple of electrodes at least one of which is transparent, a naphthalimide derivative represented by the formula (I):
wherein R₁, R₂ and R₃ are identical or different from each other and are selected from the group consisting of hydrogen, an alkyl group, an aryl group, a substituted alkyl group, a substituted aryl group, an alkoxyl group, an amino group and an acylamino group.
提供了一种有机薄膜电致发光(=EL)装置。该装置包括夹在两个电极(其中至少一个是透明的)之间的有机发光薄膜层,其主要成分是由式(I)表示的萘二甲酰亚胺衍生物:
其中 R₁、R₂ 和 R₃ 彼此相同或不同,并且选自由氢、烷基、芳基、取代的烷基、取代的芳基、烷氧基、氨基和酰氨基组成的组。