基本信息:
- 专利标题: 有機エレクトロルミネッセンス素子及び電子機器
- 专利标题(英):ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- 申请号:PCT/JP2020/034605 申请日:2020-09-11
- 公开(公告)号:WO2021049662A 公开(公告)日:2021-03-18
- 发明人: 田崎 聡美 TASAKI Satomi , 西村 和樹 NISHIMURA Kazuki , 中野 裕基 NAKANO Yuki
- 申请人: 出光興産株式会社 IDEMITSU KOSAN CO.,LTD. [JP]/[JP]
- 专利权人: 出光興産株式会社 IDEMITSU KOSAN CO.,LTD. [JP]/[JP]
- 当前专利权人: 出光興産株式会社 IDEMITSU KOSAN CO.,LTD. [JP]/[JP]
- 代理机构: 特許業務法人樹之下知的財産事務所 KINOSHITA & ASSOCIATES
- 优先权: JP2019-167636 2019-09-13
- 主分类号: C07D235/08
- IPC分类号: C07D235/08 ; C07D235/18 ; C07D333/76 ; C07D403/10 ; C07D403/14 ; C07D405/10 ; C07D405/12 ; C09K11/06 ; C07D493/04 ; C07D209/86 ; C07D487/22 ; C07D307/91 ; C07D251/24 ; H05B33/12 ; H01L51/50
This organic electroluminescence element (1) includes a positive electrode (3), a negative electrode (4), a first light emitting layer (51), and a second light emitting layer (52) disposed between the first light emitting layer (51) and the negative electrode (4), wherein: the first light emitting layer (51) has at least one group represented by general formula (11) and contains a first compound represented by general formula (1) as a first host material; the second light emitting layer (52) contains a second compound represented by general formula (2) as a second host material; and the first light emitting layer (51) is in direct contact with the second light emitting layer (52). L101 is a single-bonded, substituted, or unsubstituted arylene group having 6-50 ring-forming carbon atoms, Ar101 is a substituted or unsubstituted aryl group having 6-50 ring-forming carbon atoms, and mx is 0, 1, 2, 3, 4, or 5.
IPC结构图谱:
C | 化学;冶金 |
--C07 | 有机化学 |
----C07D | 杂环化合物 |
------C07D235/00 | 杂环化合物,含1,3-二唑或氢化1,3-二唑环、与其他环稠合 |
--------C07D235/02 | .与碳环或碳环系稠合 |
----------C07D235/04 | ..苯并咪唑;氢化苯并咪唑 |
------------C07D235/06 | ...只有氢原子、烃基或取代的烃基,直接连在位置2上 |
--------------C07D235/08 | ....只有氢和碳原子的基 |