发明授权
- 专利标题: Diphenylacetylene compound, process for preparing the same and liquid crystal composition and element comprising the same
- 专利标题(中): 二苯基乙炔,制造工艺和包含液晶组合物和液晶元件
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申请号: EP94116064.0申请日: 1994-10-12
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公开(公告)号: EP0648723B1公开(公告)日: 1998-05-20
- 发明人: Higashii, Takayuki , Fujimoto, Yukari , Minai, Masayoshi , Matsumoto, Tsutomu
- 申请人: SUMITOMO CHEMICAL COMPANY LIMITED
- 申请人地址: 5-33, Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541 JP
- 专利权人: SUMITOMO CHEMICAL COMPANY LIMITED
- 当前专利权人: SUMITOMO CHEMICAL COMPANY LIMITED
- 当前专利权人地址: 5-33, Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541 JP
- 代理机构: VOSSIUS & PARTNER
- 优先权: JP255653/93 19931013; JP263504/93 19931021; JP120234/94 19940601; JP149674/94 19940630; JP183460/94 19940804; JP187626/94 19940809
- 主分类号: C07C15/54
- IPC分类号: C07C15/54 ; C07C15/48 ; C07C25/24 ; C07C33/30 ; C07C33/48 ; C07C43/225 ; C07C255/50 ; C07D239/26 ; C07D213/64
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