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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8841004 B1

PDFFull Text
Date of Patent:
Sep. 23, 2014

Filed:

Nov. 17, 2011

Binaphthyl compound and organic light emitting element using the same

Applicants:

Tetsuya Kosuge, Kawasaki, JP;

Jun Kamatani, Tokyo, JP;

Shigemoto Abe, Tokyo, JP;

Ryota Ooishi, Yokohama, JP;

Kengo Kishino, Kawasaki, JP;

Inventors:

Tetsuya Kosuge, Kawasaki, JP;

Jun Kamatani, Tokyo, JP;

Shigemoto Abe, Tokyo, JP;

Ryota Ooishi, Yokohama, JP;

Kengo Kishino, Kawasaki, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Fitzpatrick, Cella, Harper & Scinto

Primary Examiner:

Andrew K Bohaty

Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01); C07C 23/18 (2006.01); C07C 43/205 (2006.01); C07D 211/54 (2006.01); C07D 471/04 (2006.01); H05B 33/20 (2006.01); C07C 13/567 (2006.01); C07C 22/08 (2006.01); C07C 17/263 (2006.01); C07C 25/22 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C07C 13/567 (2013.01); C09K 2211/1029 (2013.01); H05B 33/20 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/5016 (2013.01); C09K 11/06 (2013.01); Y10S 428/917 (2013.01); H01L 2251/308 (2013.01); C07C 2103/18 (2013.01); C09K 2211/185 (2013.01); C07C 22/08 (2013.01); C07C 17/263 (2013.01); C07C 25/22 (2013.01); H01L 51/0058 (2013.01); H01L 51/0085 (2013.01); H01L 51/5012 (2013.01);
Abstract

The present invention provides a novel binaphthyl compound and an organic light emitting element having a good light emitting efficiency and a high durability at a low driving voltage. An organic light emitting element including an anode and a cathode, and a layer including an organic compound sandwiched between the anode and the cathode, wherein one of the anode and the cathode is transparent or semi-transparent, and the layer including an organic compound includes at least one binaphthyl compound represented by the following general formula [I]:

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