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:
Sep. 23, 2014
Filed:
Jan. 30, 2012
Yoshio Aso, Suita, JP;
Yutaka IE, Suita, JP;
Masashi Ueta, Suita, JP;
Masato Ueda, Tsukuba, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Osaka University, Osaka, JP;
Abstract
It is an object of the present invention to provide a nitrogen-containing condensed ring compound, which can be used as an organic n-type semiconductor having an excellent electron transport property and which is also excellent in terms of solubility in an organic solvent. The nitrogen-containing condensed ring compound of the present invention has a structural unit represented by the following formula (1-1) or formula (1-2): wherein Arrepresents an aromatic ring; one of Yand Yrepresents a single bond, and the other represents —C(R)(R)— or —C(═X)—; one of Yand Yrepresents a single bond, and) the other represents —C(R)(R)— or —C(═X)—, and one of Yto Yrepresents —C(R)(R)— or —C(R)(R)—; at least one of Wand Wrepresents —N═; and Zand Zeach represent any one of the groups represented by the formula (i) to the formula (ix).