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. 28, 2021
Filed:
Oct. 19, 2017
Applicant:
Jsr Corporation, Tokyo, JP;
Inventors:
Ken-ichi Itou, Tokyo, JP;
Yoshitaka Murakami, Tokyo, JP;
Youhei Nobe, Tokyo, JP;
Takashi Okada, Tokyo, JP;
Assignee:
JSR CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/56 (2006.01); C08L 79/08 (2006.01); C09K 19/34 (2006.01); C09K 19/38 (2006.01);
U.S. Cl.
CPC ...
C09K 19/56 (2013.01); C08L 79/08 (2013.01); C09K 19/3411 (2013.01); C09K 19/3804 (2013.01); C09K 2019/3413 (2013.01); C09K 2019/3419 (2013.01); C09K 2323/00 (2020.08); C09K 2323/02 (2020.08); C09K 2323/027 (2020.08);
Abstract
Provided is a liquid crystal alignment agent that makes it possible to obtain a liquid crystal alignment film having a superior balance among solvent resistance, liquid crystal alignment properties, and voltage holding ratio. The liquid crystal alignment agent contains a polymer [P] including: at least one ring structure of an oxetane ring and an oxirane ring; (B) a functional group that reacts with at least one of the oxetane ring and the oxirane ring by heating; and (C) an optically aligning group.