Benzindolocarbazole Derivative, Light-Emitting Element Material Produced Using Same, and Light-Emitting Element
申请人:TORAY INDUSTRIES, INC.
公开号:US20150280140A1
公开(公告)日:2015-10-01
The present invention provides an organic thin film light emitting device having high luminous efficiency and durable life realized by using a benzindolocarbazole derivative as represented by either general formula (1-1) or (1-2) given below:
[Chemical compound 1]
wherein R
1
to R
24
may be identical to or different from each other and are selected from the group consisting of a hydrogen atom, alkyl group, cycloalkyl group, heterocyclic group, amino group, alkenyl group, cycloalkenyl group, alkynyl group, alkoxy group, alkylthio group, aryl ether group, aryl thioether group, aryl group, heteroaryl group, halogen atom, carbonyl group, carboxyl group, oxycarbonyl group, carbamoyl group, silyl group, and —P(═O)R
25
R
26
; R
25
and R
26
represent either an aryl group or a heteroaryl group; R
25
and R
26
may be condensed to form a ring; L
1
to L
4
independently represent a single bond, a substituted or unsubstituted arylene group, or a substituted or unsubstituted heteroarylene group; and A
1
to A
4
independently represent an amino group, aryl group, heterocyclic group, or heteroaryl group.
本发明提供了一种有机薄膜发光装置,其具有高发光效率和耐久寿命,该装置是通过使用如下通式(1-1)或(1-2)所示的苯并咯吡唑衍生物实现的:[化合物1]其中R1至R24可以相同也可以不同,且选择自氢原子、烷基、环烷基、杂环基、氨基、烯基、环烯基、炔基、烷氧基、烷硫基、芳基醚基、芳基硫醚基、芳基、杂芳基、卤素原子、羰基、羧基、氧羰基、氨基甲酰基、硅烷基和—P(═O)R25R26的群组中;R25和R26表示芳基或杂芳基;R25和R26可以缩合形成环;L1至L4独立地表示单键、取代或未取代芳基烷基或取代或未取代杂芳基烷基;以及A1至A4独立地表示氨基、芳基、杂环基或杂芳基。