Invention Grant
- Patent Title: Spiro dihydroacridine derivatives and the use thereof as materials for organic electroluminescence devices
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Application No.: US14358824Application Date: 2012-10-18
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Publication No.: US10305040B2Publication Date: 2019-05-28
- Inventor: Philipp Stoessel , Elvira Montenegro , Esther Breuning
- Applicant: Merck Patent GmbH
- Applicant Address: DE
- Assignee: Merck Patent GmbH
- Current Assignee: Merck Patent GmbH
- Current Assignee Address: DE
- Agency: Drinker Biddle & Reath LLP
- Priority: EP11009127 20111117
- International Application: PCT/EP2012/004362 WO 20121018
- International Announcement: WO2013/083216 WO 20130613
- Main IPC: H01L51/54
- IPC: H01L51/54 ; C09K11/06 ; H01L51/00 ; C07D221/20 ; C07F9/6568 ; C07D491/107 ; C07D491/20 ; C07D495/10 ; C07D519/00 ; C07F9/6561 ; C07F5/02 ; H05B33/10 ; H01L51/50
Abstract:
The present invention relates to compounds of formulae (1), (2) or (3) that are suitable for use in electronic devices, and to electronic device, in particular organic electroluminescence devices, containing these compounds.
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Information query
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