Invention Grant
- Patent Title: Organic electroluminescent materials and devices
- Patent Title (中): 有机电致发光材料和器件
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Application No.: US13685458Application Date: 2012-11-26
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Publication No.: US09512136B2Publication Date: 2016-12-06
- Inventor: Chun Lin , Chuanjun Xia , Raymond Kwong
- 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: H01L51/50
- IPC: H01L51/50 ; C07D491/048 ; C07D403/04 ; C07D403/14 ; C07D233/58 ; H01L51/00 ; C09K11/06 ; H05B33/14
Abstract:
Novel organic compounds containing an imidazole core and electron donor and acceptor fragments are provided. By selection of the disclosed donor and acceptor groups, compounds exhibiting small singlet-triplet gaps are obtained. These compounds are useful in OLED devices as host materials or as delayed fluorescent emitters.
Public/Granted literature
- US20140145149A1 Organic Luminescent Compound With Delayed Fluorescence Public/Granted day:2014-05-29
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