Invention Grant
- Patent Title: Azaindolocarbazole compounds
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Application No.: US16174317Application Date: 2018-10-30
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Publication No.: US11349081B2Publication Date: 2022-05-31
- Inventor: Chuanjun Xia
- Applicant: BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
- Applicant Address: CN Beijing
- Assignee: BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
- Current Assignee: BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
- Current Assignee Address: CN Beijing
- Agency: Brown Rudnick LLP
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/00 ; C09K11/06 ; C07D495/22 ; C07D471/14 ; C07D495/14
Abstract:
New azaindolocarbazole compounds are disclosed, which can be used as hosts in an organic electroluminescent device. Compared to existing host materials, the compounds can effectively modulate the charge transporting properties in host materials and give OLEDs better performance. An electroluminescent device and a formulation are also disclosed.
Public/Granted literature
- US20190148646A1 AZAINDOLOCARBAZOLE COMPOUNDS Public/Granted day:2019-05-16
Information query
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