发明名称 |
Cationic dyeable nylon dyed with vinyl sulfone dyes to give overdye fastness |
摘要 |
A process for dyeing cationic polyamide with a vinyl sulfone dye wherein said vinyl sulfone dyed polyamide is color stable. The vinyl sulfone dyed cationic polyamide may be overdyed with acid without staining the dyed cationic nylon.
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申请公布号 |
US5484455(A) |
申请公布日期 |
1996.01.16 |
申请号 |
US19940249493 |
申请日期 |
1994.05.26 |
申请人 |
HOECHST CELANESE CORPORATION |
发明人 |
KELLEY, LARRY C. |
分类号 |
D06P3/24;(IPC1-7):D06P3/10;C09B62/503 |
主分类号 |
D06P3/24 |
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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