发明授权
- 专利标题: Azodyestuffs, their preparation and their use
- 专利标题(中): Azodyestuffs,他们的准备和使用
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申请号: US342295申请日: 1994-11-18
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公开(公告)号: US5646257A公开(公告)日: 1997-07-08
- 发明人: Karin Hassenruck , Karl-Heinz Reinhardt , Peter Wild , Klaus Wunderlich
- 申请人: Karin Hassenruck , Karl-Heinz Reinhardt , Peter Wild , Klaus Wunderlich
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX4340354 19931126
- 主分类号: C07D251/70
- IPC分类号: C07D251/70 ; C09B35/50 ; C09B35/56 ; C09B43/12 ; C09B43/40 ; C09B56/04 ; C09B56/08 ; C09B62/09 ; C09B67/22 ; C09B67/26 ; C09D11/328 ; D06P3/60 ; D06P5/00 ; D21H21/28 ; C09D11/00
摘要:
The new dyestuffs of the formula (I) ##STR1## wherein the substituents R and R.sup.1 and the index n have the meaning given in the description, are outstandingly suitable for dyeing and printing cellulose-containing materials, in particular for the preparation of recording liquids for ink jet recording systems.
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