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:
Nov. 03, 2020
Filed:
Feb. 24, 2017
Nissan Chemical Corporation, Chuo-ku, JP;
Kyusyu Nanotec Optics Co. Ltd., Hayami-gun, JP;
Kazuyoshi Hosaka, Chuo-ku, JP;
Noritoshi Miki, Chuo-ku, JP;
Junichi Baba, Hayami-gun, JP;
Shota Yoshida, Hayami-gun, JP;
Nissan Chemical Corporation, Chuo-ku, JP;
Kyusu Nanotec Optics Co., Ltd., Hayami-gun, JP;
Abstract
A liquid crystal display device having a liquid crystal layer made of a cured product formed by irradiating a liquid crystal composition disposed between a pair of substrates provided with electrodes with ultraviolet light from an ultraviolet irradiation apparatus and at least one of the substrates being provided with a liquid crystal alignment film to vertically align liquid crystal, where the liquid crystal composition contains a curable resin, a bifunctional monomer, a compound of the following formula [1-1a], a compound of the following formula [2-1a] and a monomer having at least one polar group selected from a hydroxy group, a carboxy group and a phosphoric acid group, where the liquid crystal alignment film is obtainable from a liquid crystal alignment treating agent containing a polymer having a side chain structure of the following formula [4-1a] or formula [4-2a]