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:
Jul. 03, 2018
Filed:
Oct. 22, 2014
Nissan Chemical Industries, Ltd., Chiyoda-ku, JP;
Nissan Chemical Industries, Ltd., Chiyoda-ku, JP;
Abstract
To provide a liquid crystal aligning agent to obtain a liquid crystal alignment film which is excellent in the adhesion to a sealing agent and in the liquid crystal alignment property. A liquid crystal aligning agent containing at least one polymer selected from the group consisting of a polyimide precursor having structural units represented by the formula (1) and structural units represented by the formula (3) and an imidized polymer of the polyimide precursor: wherein Xand Xare a tetravalent organic group, Yis a bivalent organic group having a thermally-leaving group, Yis a bivalent organic group, Rand Rare a hydrogen atom or a Calkyl group, and Zand Zare a hydrogen atom, or a Calkyl group, Calkenyl group or Calkynyl group which may have a substituent.