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.:
Date of Patent:
Jul. 29, 2014
Filed:
May. 25, 2012
Hironobu Iwawaki, Yokohama, JP;
Hiroki Ohrui, Kawasaki, JP;
Yuko Chishina, Tokyo, JP;
Masanori Muratsubaki, Hachioji, JP;
Tetsuo Takahashi, Kawasaki, JP;
Hironobu Iwawaki, Yokohama, JP;
Hiroki Ohrui, Kawasaki, JP;
Yuko Chishina, Tokyo, JP;
Masanori Muratsubaki, Hachioji, JP;
Tetsuo Takahashi, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
Provided are an organic compound having high heat stability suitable for use in an organic light-emitting device, and an organic light-emitting device using the organic compound. The organic light-emitting device is an organic light-emitting device, including: an anode; a cathode; and an organic compound layer disposed between the anode and the cathode, in which at least one layer of the organic compound layer has a 6,12-dinaphthylchrysene derivative represented by one of the following general formulae (1) and (2): in the formulae (1) and (2), Z represents a naphthyl group, and Q represents an electron-withdrawing substituent selected from the group consisting of the following general formulae (3) to (5): in the formula (5), Rrepresents a hydrogen atom or a methyl group.