发明授权
- 专利标题: Azine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising same
- 专利标题(中): 吖嗪衍生物,其制备方法,含有向列型液晶组合物和含有该液晶显示装置
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申请号: EP97114465.4申请日: 1997-08-21
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公开(公告)号: EP0825176B1公开(公告)日: 2001-11-14
- 发明人: Takatsu, Haruyoshi , Takehara, Sadao , Takeuchi, Kiyofumi , Negishi, Makoto , Osawa, Norie , Osawa, Masashi , Ogawa, Shinji , Yanagihara, Hirokazu
- 申请人: DAINIPPON INK AND CHEMICALS, INC.
- 申请人地址: 35-58, Sakashita 3-chome Itabashi-ku Tokyo JP
- 专利权人: DAINIPPON INK AND CHEMICALS, INC.
- 当前专利权人: DAINIPPON INK AND CHEMICALS, INC.
- 当前专利权人地址: 35-58, Sakashita 3-chome Itabashi-ku Tokyo JP
- 代理机构: Kraus, Walter, Dr.
- 优先权: JP22121296 19960822; JP23008996 19960830; JP24040596 19960911; JP30794596 19961119; JP14174197 19970530
- 主分类号: C07C251/24
- IPC分类号: C07C251/24 ; C09K19/24 ; C09K19/30
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