Title:
トリアジン基を含むジアミン化合物、それにより製造されたポリアミック酸及び液晶配向膜
Document Type and Number:
Japanese Patent JP2006511696
Kind Code:
A
Abstract:
Diamine compound containing specific triazine group, polyamic acid obtained by reacting the diamine compound and tetracarboxylic dianhydride, and liquid crystal alignment film obtained by coating and imidizing the polyamic acid. The liquid crystal alignment film has good heat-resistance, high transparency in visible light region and improved voltage holding ratio. Also, pretilt angle is easily controlled over broad range.
Inventors:
Oh Jaemin
Lee Bunjin
Lee Mooyoung
Kwon Obun
Oh Jun Sook
Park Dong Won
Kim Chul-hee
Lee Bunjin
Lee Mooyoung
Kwon Obun
Oh Jun Sook
Park Dong Won
Kim Chul-hee
Application Number:
JP2005518195A
Publication Date:
April 06, 2006
Filing Date:
January 20, 2004
Export Citation:
Assignee:
Cheil Industries Inc.
International Classes:
C08G73/10; C07D251/20; C07D251/30; G02F1/1337
Attorney, Agent or Firm:
Yamato Tsutsui
Yoshitaka Kozuka
Yoshitaka Kozuka