发明名称 |
Process for the printing with developing dyes |
摘要 |
Cellulosic material is printed with a paste containing the alkaline solution of a coupler, the dispersion of a diazotable aromatic amine, a nitrite and a thickener, and the dyestuff is developed on the fiber by adding solutions of organic acids and, after a short air passage, contacting the dyeing or print with an alkaline agent.
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申请公布号 |
US4057389(A) |
申请公布日期 |
1977.11.08 |
申请号 |
US19760674286 |
申请日期 |
1976.04.06 |
申请人 |
HOECHST AKTIENGESELLSCHAFT |
发明人 |
FEESS, ERICH;GRONEN, WILLY |
分类号 |
D06P3/68;(IPC1-7):C09B27/00;C09B45/48;D06P3/12 |
主分类号 |
D06P3/68 |
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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