Invention Grant
- Patent Title: Aromatic amine derivative, and organic electroluminescent element comprising the same
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Application No.: US16357252Application Date: 2019-03-18
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Publication No.: US10686137B2Publication Date: 2020-06-16
- Inventor: Yumiko Mizuki , Masakazu Funahashi , Masahiro Kawamura
- Applicant: IDEMITSU KOSAN CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee: IDEMITSU KOSAN CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@15fa7c2 com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@1461945c
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F7/08 ; C07D307/91 ; C07D333/76 ; C09K11/06 ; H05B33/18 ; H05B33/20 ; H01L51/50
Abstract:
An aromatic amine derivative represented by the following formula (1)wherein at least one of Ar1 to Ar4 is a heterocyclic group represented by the following formula (2) wherein X1 is an oxygen atom or a sulfur atom.
Public/Granted literature
- US20190214563A1 AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING THE SAME Public/Granted day:2019-07-11
Information query
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