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:
Aug. 02, 2016
Filed:
Jun. 18, 2014
Applicant:
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Inventors:
Harue Osaka, Kanagawa, JP;
Takako Takasu, Kanagawa, JP;
Nobuharu Ohsawa, Kanagawa, JP;
Hiromi Nowatari, Kanagawa, JP;
Satoshi Seo, Kanagawa, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 333/76 (2006.01); C07D 409/10 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0074 (2013.01); C07D 333/76 (2013.01); C07D 409/10 (2013.01); H01L 51/006 (2013.01); H01L 51/0059 (2013.01); H01L 51/0072 (2013.01); H01L 51/0081 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5048 (2013.01); H01L 51/5088 (2013.01);
Abstract
A substance having a hole-transport property and a wide band gap is provided. A heterocyclic compound represented by a general formula (G1) is provided. In the formula, αand αseparately represent a substituted or unsubstituted arylene group having 6 to 13 carbon atoms; n and k separately represent 0 or 1; Qand Qseparately represent sulfur or oxygen; and Rto Rseparately represent hydrogen, an alkyl group having 1 to 12 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 14 carbon atoms.