Title:
BENZONITRILE DERIVATIVE AND MANUFACTURING METHOD THEREFOR, INK COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL, LIGHT-EMITTING MATERIAL, CHARGE TRANSPORT MATERIAL, LIGHT-EMITTING THIN FILM, AND ORGANIC ELECTROLUMINESCENT ELEMENT
Document Type and Number:
WIPO Patent Application WO/2020/059326
Kind Code:
A1
Abstract:
This benzonitrile derivative has the structure represented by general formula (1). [In the formula, each of substituent groups D1-D5 independently represents a carbazolyl group, and at least one thereof has a structure having a chirality-producing section. However, there is no case in which D1-D5 are all the same. Each of D1-D5 may independently further have a substituent group.]
Inventors:
SUGAWARA RYUTARO (JP)
KITA HIROSHI (JP)
KITA HIROSHI (JP)
Application Number:
PCT/JP2019/030653
Publication Date:
March 26, 2020
Filing Date:
August 05, 2019
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
C07D209/86; C09K11/06; H01L51/50; H05B33/12
Domestic Patent References:
| WO2018155642A1 | 2018-08-30 | |||
| WO2017115835A1 | 2017-07-06 |
Foreign References:
| JP2014229721A | 2014-12-08 |
Other References:
NODA, HIROE: "Excited state engineering for efficient reverse intersystem crossing", SCIENCE ADVANCES, vol. 4, 22 June 2018 (2018-06-22), pages eaao6910, XP055693448
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (JP)
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