发明申请
US20080196180A1 6-Azo-5,5'-Dihydroxy-7,7'-Disulfo-2-2' Dinaphthylamine Derivatives
失效
6-偶氮-5,5'-二羟基-7,7'-二磺基-2-2'二萘胺衍生物
- 专利标题: 6-Azo-5,5'-Dihydroxy-7,7'-Disulfo-2-2' Dinaphthylamine Derivatives
- 专利标题(中): 6-偶氮-5,5'-二羟基-7,7'-二磺基-2-2'二萘胺衍生物
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申请号: US11795060申请日: 2006-01-11
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公开(公告)号: US20080196180A1公开(公告)日: 2008-08-21
- 发明人: Holger Lautenbach
- 申请人: Holger Lautenbach
- 优先权: EP05100388.7 20050121
- 国际申请: PCT/EP2006/050141 WO 20060111
- 主分类号: C09B31/02
- IPC分类号: C09B31/02 ; C07C245/06 ; C07D277/66 ; C09B31/16 ; C09B33/18 ; C09B33/28 ; C09B33/02
摘要:
The present invention provides 6-azo-5,5′-dihydroxy-7,7′-disulfo-2,2′-dinaphthylamine derivatives, their use as dyes, dyed paper and formulations comprising them.
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