AMINODIBENZOFLUORENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
申请人:TAKASHIMA Yoriyuki
公开号:US20090267491A1
公开(公告)日:2009-10-29
A novel compound which is useful as a constitutional component for an organic EL device is provided by an aminodibenzofluorene derivative comprising (A) at least one dibenzofluorene structure and (B) at least one amino group in a molecule, a material for an organic electroluminescence (EL) device comprising the same, a light emitting material for an organic EL device, a light emitting organic solution, an organic EL device in which an organic compound layer comprising a single layer or plural layers including at least a light emitting layer is interposed between a pair of electrodes, wherein at leas one layer in the organic compound layer described above contains at least one kind of the aminodibenzofluorene derivative described above and an equipment comprising the same. A practical organic EL device which has a low operating voltage, a long lifetime and a high current efficiency and which provides blue light emission having an excellent color purity is materialized by using the above compound.
提供了一种新型化合物,可作为有机EL器件的构成组分,该化合物由包含(A)至少一个二苯并芴结构和(B)至少一个氨基团的氨基二苯并芴衍生物组成,一种用于有机电致发光(EL)器件的材料,一种用于有机EL器件的发光材料,一种发光有机溶液,一种有机EL器件,其中在一对电极之间夹设了包括至少一个发光层的单层或多层的有机化合物层,上述有机化合物层中的至少一层含有上述氨基二苯并芴衍生物中的至少一种,以及包括该化合物的设备。通过使用上述化合物,可以实现具有低工作电压、长寿命和高电流效率的实用有机EL器件,并提供具有优异色纯度的蓝光发射。