COMPOSITION FOR PHOTO-ALIGNMENT FILM, OPTICALLY ANISOTROPIC MATERIAL AND METHOD FOR PRODUCING SAME
申请人:DIC Corporation
公开号:EP1947489A1
公开(公告)日:2008-07-23
The present invention provides a photoalignment film composition containing a compound represented by general formula (1) and a compound having a hydrophilic group and a (meth)acryloyloxy group, an optically anisotropic medium using a photoalignment film comprised of the photoalignment film composition, and a method for preparing thereof:
(wherein, R1 and R2 respectively and independently represent a hydrogen atom, halogen atom, carboxyl group or alkali metal salt thereof, halogenated methyl group, halogenated methoxy group, cyano group, nitro group, -OR5, hydroxylalkyl group having 1 to 4 carbon atoms, -CONR6k7 or methoxycarbonyl group, and R3 and R4 respectively and independently represent a carboxyl group or alkali metal salt thereof, sulfo group or alkali metal salt thereof, nitro group, amino group, carbamoyl group, alkoxycarbonyl group, sulfamoyl group or hydroxyl group).
本发明提供了一种含有通式(1)代表的化合物和具有亲水基团和(甲基)丙烯酰氧基的化合物的光配位膜组合物、一种使用由该光配位膜组合物构成的光配位膜的光学各向异性介质,以及一种制备方法:
(其中,R1 和 R2 分别独立地代表氢原子、卤素原子、羧基或其碱金属盐、卤代甲基、卤代甲氧基、氰基、硝基、-OR5、具有 1 至 4 个碳原子的羟烷基、-CONR6k7或甲氧基羰基,以及 R3 和 R4 分别独立地代表羧基或其碱金属盐、磺基或其碱金属盐、硝基、氨基、氨基甲酰基、烷氧基羰基、氨基磺酰基或羟基)。