Title:
液晶配向剤および液晶表示素子
Document Type and Number:
Japanese Patent JP5246399
Kind Code:
B2
Abstract:
The present invention relates to a liquid crystal orientating agent and a liquid crystal display element. The liquid crystal orientating agent has an excellent printing character even though for a substrate with a large gradation, and is capable of forming a liquid crystal orientating film capable of representing a high tilt angle stably. The liquid crystal orientating film includes at least one polymer selected from a group set composed of polyamic acid and imide polymer made by dewatering and closing loop the polyamic acid, the polyamic acid is made by a reaction of a diamine and a tetracarboxylic acid dianhydride, the diamine contains a specific compound representing by 3, 5-diamino benzenesulfoin acid cholestane group ester and a specific compound represented by a compound represented by formula (B-5).
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Inventors:
Shoichi Nakata
Eiji Hayashi
Eiji Hayashi
Application Number:
JP2008073110A
Publication Date:
July 24, 2013
Filing Date:
March 21, 2008
Export Citation:
Assignee:
JSR CORPORATION
International Classes:
G02F1/1337
Domestic Patent References:
| JP2005179429A |
Attorney, Agent or Firm:
Masataka Oshima
Hideo Katsumata
Taizo Shiraishi
Hideo Katsumata
Taizo Shiraishi