Title:
ORGANIC ELECTROLUMINESCENCE ELEMENT
Document Type and Number:
WIPO Patent Application WO/2019/159919
Kind Code:
A1
Abstract:
An organic EL element having at least, in the stated order, an anode, a hole transport layer, a light emission layer, an electron transport layer, and a cathode, wherein the hole transport layer contains an indenophenanthrene compound represented by general formula (1a) or general formula (1b).
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Inventors:
SURUGA KAZUYUKI (JP)
KO SANG-WON (JP)
YAMAMOTO TAKESHI (JP)
KO SANG-WON (JP)
YAMAMOTO TAKESHI (JP)
Application Number:
PCT/JP2019/004948
Publication Date:
August 22, 2019
Filing Date:
February 13, 2019
Export Citation:
Assignee:
HODOGAYA CHEMICAL CO LTD (JP)
International Classes:
H01L51/50
Domestic Patent References:
WO2015190400A1 | 2015-12-17 | |||
WO2018008718A1 | 2018-01-11 | |||
WO2016006629A1 | 2016-01-14 | |||
WO2016104289A1 | 2016-06-30 | |||
WO2008062636A1 | 2008-05-29 | |||
WO2014009310A1 | 2014-01-16 |
Foreign References:
CN105778891A | 2016-07-20 | |||
KR20140021293A | 2014-02-20 | |||
KR20130110347A | 2013-10-10 | |||
JPH0848656A | 1996-02-20 | |||
JP3194657B2 | 2001-07-30 | |||
JPS4943840B1 | 1974-11-25 | |||
JP2006151979A | 2006-06-15 | |||
JP2018025363A | 2018-02-15 |
Other References:
JAPAN SOCIETY OF APPLIED PHYSICS NINTH WORKSHOP PREPRINT, 2001, pages 23 - 31
APPL. PHYS. LET., vol. 98, 2011, pages 083302
ORGANIC EL DEBATE THIRD REGULAR MEETING PREPRINT, 2006, pages 13 - 14
See also references of EP 3754739A4
APPL. PHYS. LET., vol. 98, 2011, pages 083302
ORGANIC EL DEBATE THIRD REGULAR MEETING PREPRINT, 2006, pages 13 - 14
See also references of EP 3754739A4
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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