发明名称 |
DYE SOLUTIONS |
摘要 |
Concentrated aqueous solutions of dyestuffs having water-solubilizing groups which contain cyanamides of the formula <IMAGE> wherein R1=NHCN, NHCONH2 or NHCONHCH3 where n=0 and m=1 or n=1 and m=0, have a long shelf life, in particular also in the case of reactive dyestuffs. |
申请公布号 |
EP0167952(A3) |
申请公布日期 |
1989.03.22 |
申请号 |
EP19850108117 |
申请日期 |
1985.06.29 |
申请人 |
BAYER AG |
发明人 |
WOLFF, JOACHIM, DR.;WOLF, KARLHEINZ, DR.;MARSCHNER, WERNER, DIPL.-ING. |
分类号 |
C09B67/26;C09B67/34;(IPC1-7):C09B67/44 |
主分类号 |
C09B67/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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