Title:
有機エレクトロルミネセント材料および素子
Document Type and Number:
Japanese Patent JP7054537
Kind Code:
B2
Abstract:
The invention discloses an organic electroluminescent material and a device. The organic electroluminescent material is a compound with dehydrobenzoxazole, dehydrobenzodithiazole or dehydrobenzodiselenazole and a similar structure thereof, and can be used as a charge transport material, a charge injection material and a charge generation material in an electroluminescent device. The novel compounds can greatly improve the performances of voltage, service life and the like of the organic light-emitting device. An electroluminescent device and a compound formulation are also disclosed.
Inventors:
Choi
▲クアン▼ 志遠
Summer troops
Zhang Xuan
Zhang Lin
Hu Shun
Liu Yan
Ding Hualong
▲クアン▼ 志遠
Summer troops
Zhang Xuan
Zhang Lin
Hu Shun
Liu Yan
Ding Hualong
Application Number:
JP2020027305A
Publication Date:
April 14, 2022
Filing Date:
February 20, 2020
Export Citation:
Assignee:
Beijing Summer Technology Co., Ltd.
International Classes:
C07D498/04; C07D495/04; C07D517/04; C07F7/08; C09K11/06; H01L51/50; H05B33/12
Domestic Patent References:
| JP2017518288A |
Foreign References:
| WO2014126200A1 | ||||
| US20130175481 | ||||
| US20190181349 |
Attorney, Agent or Firm:
Patent business corporation r&c