Invention Grant
- Patent Title: Boron and nitrogen containing heterocyclic compounds
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Application No.: US16239933Application Date: 2019-01-04
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Publication No.: US11239430B2Publication Date: 2022-02-01
- 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: Alston & Bird LLP
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F5/02 ; C09K11/06 ; H01L51/50
Abstract:
Boron and nitrogen containing heterocyclic compounds are disclosed, which can be used as emitters, hosts, charge blocking materials, charge transporting materials, etc. in an electroluminescent device. These novel compounds can offer very narrow emissive spectrum, and obtain high saturated deep blue emission. Also disclosed are an organic light-emitting device and a formulation.
Public/Granted literature
- US20190214564A1 BORON AND NITROGEN CONTAINING HETEROCYCLIC COMPOUNDS Public/Granted day:2019-07-11
Information query
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