发明名称 |
Novel liquid crystal alignment treating agent. |
摘要 |
The present invention relates to a liquid crystal alignment treating agent which comprises a polyimide resin prepared from a diamine including an aromatic diamine having at least one linear alkyl group of at least 6 carbon atoms per benzene ring as the essential component and a tetracarboxylic acid and its derivative. The liquid crystal alignment treating agent obtained in accordance with the present invention comprises a polyimide resin having an alkyl group on a side chain, and accordingly provides a liquid crystal-aligned film containing liquid crystal molecules stably having an enhanced inclined alignment angle (tilt angle) to a substrate. |
申请公布号 |
EP0540829(A1) |
申请公布日期 |
1993.05.12 |
申请号 |
EP19920113417 |
申请日期 |
1992.08.06 |
申请人 |
NISSAN CHEMICAL INDUSTRIES LTD. |
发明人 |
ISOGAI, HIDEYUKI;ABE, TOYOHIKO;FUKURO, HIROYOSHI |
分类号 |
C08G73/10;C09K19/56;G02F1/1337 |
主分类号 |
C08G73/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|