Compound, cured product, polymer, photo-alignment film, optically anisotropic body and liquid crystal display element
申请人:DIC Corporation
公开号:US10738242B2
公开(公告)日:2020-08-11
A compound and a polymer which can each form a photo-alignment film having excellent ability of controlling alignment, a photo-alignment film obtained using the polymer and an optically anisotropic body and a liquid crystal display element each having the photo-alignment film are provided. A compound represented by the general formula (1). In the formula, P represents a polymerizable group, Z and Z1 represent divalent linking groups, A and A1 represent divalent cyclic groups, and X1 to X5 each independently represent a hydrogen atom, a fluorine atom, a chlorine atom, a hydroxy group, a nitro group, a cyano group or an alkyl group having 1 to 40 carbon atoms which may have a substituent, provided that X1, X2, X4 and X5 are not simultaneously hydrogen atoms.
本发明提供了一种化合物和一种聚合物,它们各自都能形成具有出色对准控制能力的光对准膜,以及使用该聚合物和光学各向异性体获得的光对准膜和具有该光对准膜的液晶显示元件。由通式(1)表示的化合物。式中,P代表可聚合基团,Z和Z1代表二价连接基团,A和A1代表二价环状基团,X1至X5各自独立地代表氢原子、氟原子、氯原子、羟基、硝基、氰基或具有1至40个碳原子且可具有取代基的烷基,条件是X1、X2、X4和X5不同时为氢原子。