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:
Jan. 02, 2018
Filed:
Feb. 27, 2014
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Kazuo Takimiya, Saitama, JP;
Shoji Shinamura, Tokyo, JP;
Masahiro Hamada, Tokyo, JP;
Yuichi Sadamitsu, Tokyo, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
[Problem] To provide: a novel compound which has high mobility and on/off ratio and is useful for organic electronic devices; and a method for producing the compound. [Solution] A condensed polycyclic aromatic compound which is represented by general formula (1). (In the formula, A represents a 1,5-dihydronaphthalene ring or a 2,6-dihydronaphthalene ring; each of R, R, Rand Rindependently represents a hydrogen atom, a halogen atom, a substituted or unsubstituted aliphatic hydrocarbon group, a substituted or unsubstituted alicyclic hydrocarbon group, a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted hydrocarbon oxy group, a substituted or unsubstituted ester group, a substituted or unsubstituted acyl group, or a substituted or unsubstituted cyano group; and each of Xand Xindependently represents an oxygen atom, a sulfur atom or a selenium atom.)