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:
Aug. 05, 2025
Filed:
Jan. 19, 2022
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Hitomi Muto, Tokyo, JP;
Kohei Ohtani, Tokyo, JP;
Saori Suzuki, Tokyo, JP;
Takashi Yoshimoto, Tokyo, JP;
Masakazu Shiraishi, Tokyo, JP;
Kanae Ogawa, Tokyo, JP;
NIPPON KAYAKU KABUSHIKI KAISHA, Tokyo, JP;
Abstract
Liquid-crystal composition comprising (A) dye compounds and (B) a liquid crystal material, wherein the dye compounds (A) include an anthraquinone compound represented by general formula (1) and an anthraquinone compound represented by general formula (2) in a specific proportion and further include a dye compound which is neither the anthraquinone compound represented by general formula (1) nor the anthraquinone compound represented by general formula (2), The liquid-crystal composition also may include the (A) and (B) components and further containing (C) a photocurable compound and (D) a photopolymerization initiator A cured object obtained from the liquid-crystal composition, and a light-modulating element in which the liquid-crystal composition or the cured object is sandwiched therein are also set forth.