Invention Grant
- Patent Title: Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
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Application No.: US15810725Application Date: 2017-11-13
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Publication No.: US10665791B2Publication Date: 2020-05-26
- Inventor: Sachiko Kawakami , Hiromi Seo , Tatsuyoshi Takahashi , Satoshi Seo
- Applicant: Semiconductor Energy Laboratory Co., Ltd.
- Applicant Address: JP
- Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee: Semiconductor Energy Laboratory Co., Ltd.
- Current Assignee Address: JP
- Agency: Husch Blackwell LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@218170ed com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7a7c01a8
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D405/10 ; C09K11/06 ; H01L51/50

Abstract:
A novel heterocyclic compound that can be used as a host material in which a light-emitting substance is dispersed. A light-emitting element having a long lifetime. A heterocyclic compound in which a substituted or unsubstituted dibenzo[f,h]quinoxalinyl group is bonded to a substituted or unsubstituted arylene group having 6 to 25 carbon atoms which is bonded to any one of the 8-11 positions of a substituted or unsubstituted benzo[b]naphtho[1,2-d]furan skeleton.
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