| 发明名称 |
Acid dyes useful for dyeing streaked nylon |
| 摘要 |
The known compounds of the formula: <IMAGE> wherein X is hydrogen or bromine, Y is hydrogen, chlorine, bromine or methyl and the -COOH group is meta or para to the azo group have been found to be useful in uniformly dyeing polyamide fibers to a yellow shade.
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| 申请公布号 |
US4062645(A) |
申请公布日期 |
1977.12.13 |
| 申请号 |
US19760678911 |
申请日期 |
1976.04.21 |
| 申请人 |
MONTEDISON S.P.A. |
发明人 |
CIPOLLI, ROBERTO;PIERI, GIAMPIERO;PAFFONI, CAMILLO |
| 分类号 |
C09B29/50;D06P3/24;(IPC1-7):C09B29/38;D06P1/06 |
主分类号 |
C09B29/50 |
| 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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