Invention Grant
- Patent Title: Carbazole derivatives for organic electroluminescent devices
- Patent Title (中): 咔唑衍生物用于有机电致发光器件
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Application No.: US12523176Application Date: 2007-12-10
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Publication No.: US08343637B2Publication Date: 2013-01-01
- Inventor: Amir Hossain Parham , Jonas Kroeber , Arne Buessing , Horst Vestweber
- Applicant: Amir Hossain Parham , Jonas Kroeber , Arne Buessing , Horst Vestweber
- Applicant Address: DE
- Assignee: Merck Patent GmbH
- Current Assignee: Merck Patent GmbH
- Current Assignee Address: DE
- Agency: Connolly Bove Lodge & Hutz LLP
- Priority: DE102007002714 20070118
- International Application: PCT/EP2007/010742 WO 20071210
- International Announcement: WO2008/086851 WO 20080724
- Main IPC: H01L51/54
- IPC: H01L51/54 ; C07D403/10
Abstract:
The present invention relates to compounds of the formula (1) and to the use thereof in organic electroluminescent devices, in particular as matrix material in phosphorescent devices.
Public/Granted literature
- US20090302752A1 CARBAZOLE DERIVATIVES FOR ORGANIC ELECTROLUMINESCENT DEVICES Public/Granted day:2009-12-10
Information query
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