发明授权
- 专利标题: Dihalogeno-aromatic compound
- 专利标题(中): 二卤代芳香族化合物
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申请号: US4578申请日: 1987-01-20
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公开(公告)号: US4816179A公开(公告)日: 1989-03-28
- 发明人: Shigeru Sugimori , Yasuyuki Goto , Tetsuya Ogawa
- 申请人: Shigeru Sugimori , Yasuyuki Goto , Tetsuya Ogawa
- 申请人地址: JPX
- 专利权人: Chisso Corporation
- 当前专利权人: Chisso Corporation
- 当前专利权人地址: JPX
- 优先权: JPX60-48548 19850312
- 主分类号: C07D319/06
- IPC分类号: C07D319/06 ; C07C69/035 ; C07C69/712 ; C07C69/75 ; C07C69/753 ; C07C69/757 ; C07C69/773 ; C07C69/92 ; C07C69/94 ; C07D239/26 ; C07D239/28 ; C09K19/12 ; C09K19/20 ; C09K19/30 ; C09K19/34 ; C09K19/46 ; G02F1/13 ; C07C69/74 ; C07C69/76
摘要:
A novel liquid crystal compound suitable to use as a component of liquid crystal dielectrics and a liquid crystal composition containing the same are provided, which compound is a dihalogeno-aromatic compound expressed by the formula ##STR1## wherein R is alkyl or alkoxy of 1.about.12 C or alkoxymethyl of 2.about.12 C; X and Y each are F; and A is either one divalent group selected from the group consisting of ##STR2##
公开/授权文献
- USD354894S Dual in-line package reset switch tool 公开/授权日:1995-01-31
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