发明授权
US5163972A Process for the dyeing of polyacrylonitrile materials with cationic
benzo-thiazolium azo dye
失效
用阳离子苯并噻唑啉偶氮染料对聚丙烯酰胺材料进行染色的方法
- 专利标题: Process for the dyeing of polyacrylonitrile materials with cationic benzo-thiazolium azo dye
- 专利标题(中): 用阳离子苯并噻唑啉偶氮染料对聚丙烯酰胺材料进行染色的方法
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申请号: US621405申请日: 1990-12-03
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公开(公告)号: US5163972A公开(公告)日: 1992-11-17
- 发明人: Wilfried Herter , Josef Koller
- 申请人: Wilfried Herter , Josef Koller
- 申请人地址: NY Ardsley
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Ardsley
- 优先权: CHX4367/89 19891206
- 主分类号: C09B44/00
- IPC分类号: C09B44/00 ; C09B44/20 ; D06P3/78
摘要:
Process to dye polyacrylonitrile in blue shades with cationic dye compounds: substituted benzothiazolium azo N-alkyl-N-hydroxyalkyl alkyl-aniline salts.
公开/授权文献
- US4015126A X-ray intensification and minification system 公开/授权日:1977-03-29
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