Title:
ELECTROLUMINESCENT MATERIAL, METHOD FOR PREPARING ELECTROLUMINESCENT MATERIAL, AND LIGHT EMITTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/077884
Kind Code:
A1
Abstract:
Provided are an electroluminescent material, a method for preparing an electroluminescent material, and a light emitting device. The preparation method comprises: using a reaction between 2,7-dibromofluorene and bromohexyl to generate a first intermediate product, using a reaction between the first intermediate product and a diboron reagent to generate a second intermediate product, using a reaction between 1,4-dibromohydroquinone and an organic thermally activated delayed fluorescent material to generate a third intermediate product, and reacting the first intermediate product, the second intermediate product and the third intermediate product again to generate an electroluminescent material.
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Inventors:
LUO JIAJIA (CN)
Application Number:
PCT/CN2019/070050
Publication Date:
April 23, 2020
Filing Date:
January 02, 2019
Export Citation:
Assignee:
WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (CN)
International Classes:
C07D265/38; C09K11/06; H01L51/54
Domestic Patent References:
| WO2012077582A1 | 2012-06-14 |
Foreign References:
| CN1818009A | 2006-08-16 | |||
| US20080122346A1 | 2008-05-29 | |||
| CN102040728A | 2011-05-04 |
Attorney, Agent or Firm:
ESSEN PATENT&TRADEMARK AGENCY (CN)
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