申请人:——
公开号:US20030180574A1
公开(公告)日:2003-09-25
An organic electroluminescent (EL) device (
10
) in accordance with the present invention comprises, in sequence, a glass substrate (
11
), an anode layer (
12
), a hole-injecting layer (
13
), a hole-transporting layer (
14
), an luminescent layer (
15
), an electron-transporting layer (
16
), an electron-injecting layer (
17
) and a cathode layer (
18
). The luminescent layer (
15
) is doped with a guest fluorescent doping material, and the guest fluorescent doping material for the luminescent layer (
15
) comprises a compound represented by Formula I:
1
wherein R
1
, R
2
, R
3
, R
4
, R
5
, and R
6
each independently represents a linear or branched aliphatic group having from 1 to 10 carbon atoms or an aromatic group having from 5 to 20 carbon atoms.
有机电致发光(EL)装置 (
10
) 依次包括玻璃基板 (
11
) 、阳极层 (
12
) 、注孔层 (
13
)、空穴传输层 (
14
)、发光层 (
15
)、电子传输层 (
16
) 、电子注入层 (
17
) 和阴极层 (
18
).发光层 (
15
)掺杂了客体荧光掺杂材料,发光层(
15
) 的客体荧光掺杂材料包括由式 I 表示的化合物:
1
其中 R
1
, R
2
, R
3
, R
4
, R
5
和 R
6
各自独立地代表具有 1 至 10 个碳原子的直链或支链脂肪族基团或具有 5 至 20 个碳原子的芳香族基团。