Invention Grant
![Benzimidazo[1,2-A]benzimidazole derivatives for electronic applications](/docs/US/2017-04-11/US09620724B2/abs.jpg.600x600.jpg)
- Patent Title: Benzimidazo[1,2-A]benzimidazole derivatives for electronic applications
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Application No.: US14413736Application Date: 2013-07-08
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Publication No.: US09620724B2Publication Date: 2017-04-11
- Inventor: Thomas Schaefer , Flavio Luiz Benedito , Ute Heinemeyer , Nicolle Langer , Heinz Wolleb , Teresa Marina Figueira Duarte , Soichi Watanabe , Christian Lennartz , Gerhard Wagenblast , Annemarie Wolleb , Kristina Bardon
- Applicant: UDC Ireland Limited
- Applicant Address: IE Dublin
- Assignee: UDC Ireland Limited
- Current Assignee: UDC Ireland Limited
- Current Assignee Address: IE Dublin
- Agency: Riverside Law LLP
- Priority: EP12175635 20120710; EP12184786 20120918
- International Application: PCT/EP2013/064395 WO 20130708
- International Announcement: WO2014/009317 WO 20140116
- Main IPC: C07D487/04
- IPC: C07D487/04 ; H01L51/00 ; C07D519/00 ; C09K11/06 ; H05B33/00 ; G03G5/06 ; H01L51/50
![Benzimidazo[1,2-A]benzimidazole derivatives for electronic applications](/abs-image/US/2017/04/11/US09620724B2/abs.jpg.150x150.jpg)
Abstract:
A compound of the general formula a process for the production of the compound and its use in electronic devices, especially electroluminescent devices. Improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices are provided when the compound of formula I is used as host material for phosphorescent emitters in electroluminescent devices.
Public/Granted literature
- US20150207083A1 BENZIMIDAZO[1,2-A]BENZIMIDAZOLE DERIVATIVES FOR ELECTRONIC APPLICATIONS Public/Granted day:2015-07-23
Information query
