发明授权
- 专利标题: Water-soluble substituted aminocarbonyl monoazo dyestuffs
- 专利标题(中): 水溶性取代氨基羰基单偶氮染料
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申请号: US186375申请日: 1980-09-12
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公开(公告)号: US4324722A公开(公告)日: 1982-04-13
- 发明人: Dieter vor der Bruck , Gerhard Wolfrum
- 申请人: Dieter vor der Bruck , Gerhard Wolfrum
- 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: DEX2740846 19770910
- 主分类号: C09B29/085
- IPC分类号: C09B29/085 ; C09B29/01 ; C09B29/08 ; C07C107/06 ; C09B29/18
摘要:
Water-soluble monoazo dyestuffs are described, which, in the form of the free acid, correspond to the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9, R.sub.10 and A have the meaning indicated in the description, and their preparation and suitability for dyeing natural and synthetic fibre materials, in particular for dyeing polyamide fibres.
公开/授权文献
- US5644296A A-1-2-3, body guard alarm 公开/授权日:1997-07-01
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