发明授权
- 专利标题: Acrylonitrile derivative, liquid crystal composition, and liquid crystal display device
- 专利标题(中): 丙烯腈衍生物,液晶组合物和液晶显示装置
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申请号: US930986申请日: 1997-12-19
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公开(公告)号: US5976408A公开(公告)日: 1999-11-02
- 发明人: Atsuko Fujita , Shuichi Matsui , Koichi Shibata , Kazutoshi Miyazawa , Yasuko Sekiguchi , Etsuo Nakagawa
- 申请人: Atsuko Fujita , Shuichi Matsui , Koichi Shibata , Kazutoshi Miyazawa , Yasuko Sekiguchi , Etsuo Nakagawa
- 申请人地址: JPX Osaka
- 专利权人: Chisso Corporation
- 当前专利权人: Chisso Corporation
- 当前专利权人地址: JPX Osaka
- 优先权: JPX7-089747 19950414
- 主分类号: G02F1/133
- IPC分类号: G02F1/133 ; C07C255/31 ; C07C255/34 ; C07C255/35 ; C07C255/37 ; C07C255/51 ; C07D239/26 ; C07D239/30 ; C07D239/34 ; C07D319/06 ; C09K19/04 ; C09K19/30 ; C09K19/34 ; C09K19/42 ; C09K19/46 ; G02F1/13 ; C07C69/76 ; C07C255/00 ; C09K19/12
摘要:
An acrylonitrile derivative expressed by the following general formula I, a composition comprising the derivative and having an improved viscosity and optical anisotropy, and a liquid crystal display device: ##STR1## wherein rings A.sup.1 to A.sup.3 represent phenylene, cyclohexylene, dioxane, or pyrimidine, R.sup.1 represents cyano group, halogen atom, an alkyl group, or an alkoxy group, and R2 represents ##STR2##
公开/授权文献
- US5270625A Pneumatic/electric actuator 公开/授权日:1993-12-14
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