Title:
ORGANIC COMPOUND CONTAINING SPIROBIFLUORENE STRUCTURE AND APPLICATION THEREOF IN OLED DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/083327
Kind Code:
A1
Abstract:
Disclosed in the present invention is an organic compound containing a spirobifluorene structure, having a structure as represented by chemical formula (1), wherein Ar1(Ar2)N-(S1)m- and -(S2)n-NAr3(Ar4) are different, and have symmetrical substitution positions. The compound has a high glass transition temperature, suitable HOMO and LUMO energy levels, and high Eg, and can be sublimated without decomposition and residues, thereby effectively improving the light emitting performance and service life of OLED devices. (I)
Inventors:
QIAN XIAOCHUN (CN)
Application Number:
PCT/CN2019/112937
Publication Date:
April 30, 2020
Filing Date:
October 24, 2019
Export Citation:
Assignee:
CHAN N CHANGZHOU TRONLY NEW ELECTRONIC MAT CO LTD (CN)
CHAN N CHANGZHOU TRONLY ERAY OPTOELECTROINCS MAT CO LTD (CN)
CHAN N CHANGZHOU TRONLY ERAY OPTOELECTROINCS MAT CO LTD (CN)
International Classes:
C07C211/61; C07D209/88; C07D219/14; C07D279/26; C07D307/91; C07D333/76; H01L51/54
Foreign References:
| CN108218721A | 2018-06-29 | |||
| CN108137480A | 2018-06-08 | |||
| CN110066222A | 2019-07-30 | |||
| CN109776395A | 2019-05-21 | |||
| CN109879763A | 2019-06-14 | |||
| CN109970578A | 2019-07-05 | |||
| CN109942440A | 2019-06-28 | |||
| CN109776396A | 2019-05-21 | |||
| CN109970577A | 2019-07-05 | |||
| CN109776397A | 2019-05-21 | |||
| CN110003020A | 2019-07-12 |
Other References:
DATABASE CAS 28 August 2018 (2018-08-28), retrieved from STN Database accession no. 2241761-19-1
Attorney, Agent or Firm:
HANDE INTELLECTUAL PROPERTY FIRM (CN)
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