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.: US13942879Application Date: 2013-07-16
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Publication No.: US09324949B2Publication Date: 2016-04-26
- Inventor: Raymond Kwong , Chuanjun Xia , Scott Joseph , Siu Tung Lam , Chi Hang Lee
- 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 ; H01L51/00 ; C09K11/06
Abstract:
Luminescent materials including donor-acceptor compounds with a high triplet energy heteropolyaromatic system, namely, dibenzofuran, dibenzothiophene and dibenzoselenophene with one or multiple nitrogens in the ring as the electron acceptor for use as emitters in organic light emitting diodes is disclosed.
Public/Granted literature
- US20150021555A1 DONOR-ACCEPTOR COMPOUNDS WITH NITROGEN CONTAINING HETEROPOLYAROMATICS AS THE ELECTRON ACCEPTOR Public/Granted day:2015-01-22
Information query
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