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. 13, 2016
Filed:
Jul. 23, 2014
Semiconductor Energy Laboratory Co., Ltd., Atsugi-shi, Kanagawa-ken, JP;
Momoko Kato, Fukushima, JP;
Yasuhiro Niikura, Kanagawa, JP;
Tetsuji Ishitani, Kanagawa, JP;
Yuko Kawata, Kanagawa, JP;
Semiconductor Energy Laboratory Co., LTD., Kanagawa-ken, JP;
Abstract
To provide a novel material for a liquid crystal composition that can be used for various liquid crystal display devices. A novel isosorbide derivative represented by General Formula (G2) is provided. In General Formula (G2), Ar, Ar, Ar, and Areach independently represent a substituted or unsubstituted arylene group having 6 to 12 carbon atoms, a substituted or unsubstituted cycloalkylene group having 3 to 12 carbon atoms, or a substituted or unsubstituted cycloalkenylene group having 4 to 12 carbon atoms; l, k, m, and n each independently represent any of 0 to 3; Rand Reach independently represent oxygen, a single bond, or a substituted or unsubstituted alkylene group having 1 to 12 carbon atoms; and Rand Reach independently represent hydrogen, oxygen, a substituted or unsubstituted alkyl group having 1 to 12 carbon atoms, or a substituted or unsubstituted alkoxy group having 1 to 12 carbon atoms.