Organic electroluminescence device and electronic apparatus provided with the same
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US10777752B2
公开(公告)日:2020-09-15
An organic electroluminescence device including a cathode, an anode, and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and one or more compounds selected from the group consisting of compounds represented by formulas (11), (21), (31), (41), (51), (61), (71) and (81). In the formula (1), at least one of R1 to R8 is a deuterium atom, and Ar2 is a monovalent group represented by following formula (2), (3) or (4).
一种有机电致发光器件,包括阴极、阳极和设置在阴极与阳极之间的发光层,其中发光层包括下式(1)所代表的化合物和一种或多种选自由式(11)、(21)、(31)、(41)、(51)、(61)、(71)和(81)所代表的化合物组成的化合物组。在式 (1) 中,R1 至 R8 中至少有一个是氘原子,Ar2 是下式 (2)、(3) 或 (4) 所代表的一价基团。