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Patent Searching and Data


Title:
COMPOUND, LIGHT EMITTING MATERIAL AND ORGANIC LIGHT EMITTING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2018/159662
Kind Code:
A1
Abstract:
A compound according to the present invention, which has a structure represented by general formula AA is useful as a light emitting material. In the general formula, at least one of R1-R9 represents a substituent; each of Y1-Y3 represents a methylene group, a carbonyl group, a thiocarbonyl group, an imino group, an oxygen atom, a sulfur atom or a sulfonyl group; and Z represents a nitrogen atom, a boron atom or a phosphine oxide group.

Inventors:
ISHIKAWA YUMA (JP)
TSUCHIYA YOUICHI (JP)
ADACHI CHIHAYA (JP)
BREDAS JEAN-LUC (SA)
CHEN XIANKAI (SA)
Application Number:
PCT/JP2018/007461
Publication Date:
September 07, 2018
Filing Date:
February 28, 2018
Export Citation:
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Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
UNIV KING ABDULLAH SCI & TECH (SA)
International Classes:
C07D455/03; C09K11/06; H01L51/50
Domestic Patent References:
WO2016120166A12016-08-04
WO2015072537A12015-05-21
Foreign References:
JP2009512628A2009-03-26
JP2012507507A2012-03-29
KR20110111094A2011-10-10
JP2016538323A2016-12-08
JP2016219487A2016-12-22
JP2013056859A2013-03-28
US20170077420A12017-03-16
Other References:
ZHANG, HUAQIANG ET AL.: "Synthesis, characterization, and electroluminescent properties of star shaped donor-acceptor dendrimers with carbazole dendrons as peripheral branches and heterotriangulene as central core", TETRAHEDRON, vol. 65, no. 23, 9 April 2009 (2009-04-09), pages 4455 - 4463, XP026094746, ISSN: 0040-4020
STEINER, CHRISTIAN ET AL.: "Self-Assembly and Stability of Hydrogen-Bonded Networks of Bridged Triphenylamines on Au(111) and Cu (111)", THE JOURNAL OF PHYSICAL CHEMISTRY C, vol. 119, no. 46, 27 October 2015 (2015-10-27), pages 25945 - 25955, XP055538414
SUZUKI, SHUICHI ET AL.: "Trinitroxide-Trioxytriphenylamine: Spin-State Conversion from Triradical Doublet to Diradical Cation Triplet by Oxidative Modulation of a pi -Conjugated System", ANGEWANDTE CHEMIE , INTERNATIONAL EDITION, vol. 51, no. 13, 26 March 2012 (2012-03-26), pages 3193 - 3197, XP055538417, ISSN: 1433-7851
CHEN, XIAN-KAI ET AL.: "A New Design Strategy for Efficient Thermally Activated Delayed Fluorescence Organic Emitters: From Twisted to Planar Structures", ADVANCED MATERIALS, vol. 29, no. 46, October 2017 (2017-10-01), pages 1702767, XP055538419, ISSN: 0935-9648
YOUICHI TSUCHIYA ET AL: "6p-203-13: New TADF Design with Coplanar Structures and Their Optoelectronic Properties", 78TH JSAP AUTUMN MEETING, 2017 PROCEEDINGS, 6 September 2017 (2017-09-06), XP055538427, ISBN: 978-4-86348-635-5, Retrieved from the Internet
Attorney, Agent or Firm:
SIKS & CO. (JP)
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