发明名称 Liquid crystal device
摘要 A liquid crystal device is constituted by a pair of substrates, at least one of which has an alignment film thereon, and a liquid crystal disposed between the substrates, The alignment film is formed of a resin including a first polyamide represented by formula (I) below and a second polyamide represented by formula (II) below: <IMAGE> Formula (I) <IMAGE> <IMAGE> Formula (II) <IMAGE> wherein R1 -R4 independently denote a group of CF3(CF2)1 (CH2)m wherein l and m are integers satisfying 1>/=0 and m >/=O; A1 and A2 are mutually different divalent organic residues; and n1 and n2 are integers satisfying n1>/=2 and n2 >/=2.
申请公布号 US5330803(A) 申请公布日期 1994.07.19
申请号 US19920925209 申请日期 1992.08.06
申请人 CANON KABUSHIKI KAISHA 发明人 TAKAO, HIDEAKI;ASAOKA, MASANOBU;KOJIMA, MAKOTO
分类号 G02F1/133;G02F1/1337;(IPC1-7):G02F1/133 主分类号 G02F1/133
代理机构 代理人
主权项
地址