Title:
ORGANIC ELECTROLUMINESCENCE ELEMENT AND COMPOUND USED THEREIN
Document Type and Number:
WIPO Patent Application WO/2013/011954
Kind Code:
A1
Abstract:
An organic electroluminescence element using a compound represented by general formula (1) in a light-emitting layer exhibits a high emission efficiency and is inexpensive to manufacture.
(1)
At least one of R1 through R8 and R17 represents an electron-donating group, with the rest representing hydrogen atoms; at least one of R9 through R16 represents an electron-withdrawing group that does not have an unshared electron pair in the alpha-position, with the rest representing hydrogen atoms; Z represents a single bond or >C=Y; Y represents oxygen, sulfur, C(CN)2, or C(COOH)2; and if Z represents a single bond,
at least one of R9 through R16 represents an electron-withdrawing group that does not have an unshared electron pair in the alpha-position.
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Inventors:
NAKAGAWA TETSUYA (JP)
ADACHI CHIHAYA (JP)
NOMURA HIROKO (JP)
GABOR MEHES (JP)
NASU KEIRO (JP)
ADACHI CHIHAYA (JP)
NOMURA HIROKO (JP)
GABOR MEHES (JP)
NASU KEIRO (JP)
Application Number:
PCT/JP2012/067969
Publication Date:
January 24, 2013
Filing Date:
July 13, 2012
Export Citation:
Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
NAKAGAWA TETSUYA (JP)
ADACHI CHIHAYA (JP)
NOMURA HIROKO (JP)
GABOR MEHES (JP)
NASU KEIRO (JP)
NAKAGAWA TETSUYA (JP)
ADACHI CHIHAYA (JP)
NOMURA HIROKO (JP)
GABOR MEHES (JP)
NASU KEIRO (JP)
International Classes:
H01L51/50; C07D219/02; C09K11/06
Domestic Patent References:
WO2007105906A1 | 2007-09-20 | |||
WO2006033564A1 | 2006-03-30 | |||
WO2006080637A1 | 2006-08-03 | |||
WO2006080638A1 | 2006-08-03 | |||
WO2006080640A1 | 2006-08-03 | |||
WO2006080641A1 | 2006-08-03 | |||
WO2006080642A1 | 2006-08-03 | |||
WO2006080643A1 | 2006-08-03 | |||
WO2006080644A1 | 2006-08-03 | |||
WO2006080645A1 | 2006-08-03 | |||
WO2006080646A1 | 2006-08-03 |
Foreign References:
US20100019658A1 | 2010-01-28 | |||
CN101659638A | 2010-03-03 | |||
US20110198571A1 | 2011-08-18 | |||
CN102229565A | 2011-11-02 | |||
CN101659638A | 2010-03-03 | |||
US20040219386A1 | 2004-11-04 | |||
US20100019658A1 | 2010-01-28 |
Other References:
See also references of EP 2733762A4
Attorney, Agent or Firm:
SIKs & Co. (JP)
Patent business corporation patent firm Sykes (JP)
Patent business corporation patent firm Sykes (JP)
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Claims: