Invention Grant
- Patent Title: Organic electroluminescent materials and devices
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Application No.: US16700252Application Date: 2019-12-02
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Publication No.: US11623936B2Publication Date: 2023-04-11
- Inventor: Zhiqiang Ji , Pierre-Luc T. Boudreault , Suman Layek
- 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
Abstract:
A neutral Ir compound having a first ligand LA of Formula I is disclosed. The Ir compound having azaperylene moieties are useful as emissive dopants in OLED devices for improving the device performance.
Public/Granted literature
- US20200181182A1 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Public/Granted day:2020-06-11
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