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. 27, 2009
Filed:
Mar. 22, 2004
Yuichiro Haramoto, Kofu, JP;
Yuichiro Haramoto, Kofu, JP;
Nippon Chemical Industrial Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a benzene derivative having a long, linear conjugated structure, the benzene derivative being capable of exhibiting a satisfactory ability to transport charge without photoexcitation, a process for producing the benzene derivative, and a liquid-crystal material and a charge-transport material containing the benzene derivative having a long, linear conjugated structure. That is, a benzene derivative having a long, linear conjugated structure represented by general formula (1): (wherein Rrepresents a methyl group or a hydrogen atom, A represents an alkylene group, —CO—O—(CH)—, —CH—CH—, or —CO—).