Invention Grant
- Patent Title: Organic electroluminescent materials and devices
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Application No.: US15861221Application Date: 2018-01-03
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Publication No.: US10381580B2Publication Date: 2019-08-13
- Inventor: Chuanjun Xia , Walter Yeager , David Zenan Li , James Fiordeliso , Bin Ma , Zeinab Elshenawy , Suman Layek , Ed Barron , Gregg Kottas , Jason Brooks
- Applicant: Universal Display Corporation
- Applicant Address: US NJ Ewing
- Assignee: Universal Display Corporation
- Current Assignee: Universal Display Corporation
- Current Assignee Address: US NJ Ewing
- Agency: Duane Morris LLP
- Main IPC: C07F15/00
- IPC: C07F15/00 ; H01L51/00 ; C09K11/06 ; H05B33/14 ; H01L51/52
Abstract:
Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime.
Public/Granted literature
- US20180151816A1 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Public/Granted day:2018-05-31
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