Invention Grant
- Patent Title: Compound and organic electroluminescence device
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Application No.: US16234275Application Date: 2018-12-27
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Publication No.: US11139437B2Publication Date: 2021-10-05
- Inventor: Keita Seda , Ryota Takahashi , Tomoki Kato , Hidetsugu Ikeda , Yuki Nakano
- 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: JPJP2017-253413 20171228
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07F5/02 ; H01L51/50
Abstract:
A compound represented by the formula (1) below. At least one set of two or more adjacent groups among R1 to R11 forms a substituted or unsubstituted heterocyclic ring, or forms a ring represented by the formula (2) below, or at least one of R1 to R4 is a group represented by the formula (3) below.
Public/Granted literature
- US20190214579A1 NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE Public/Granted day:2019-07-11
Information query
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