发明名称 |
Dispersant for textile dyeing and optical brightening |
摘要 |
A process for dyeing textile materials, containing natural and/or synthetic fibers, in an aqueous liquor by means of dyes which are sparingly soluble or insoluble in water, in the presence of dyeing assistants, wherein the dispersant used is a water-soluble sulfonic acid which is derived from a random copolymer of olefins of 3 to 6 carbon atoms and styrene and/or substituted styrenes and/or their alkali metal salts or ammonium salts.
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申请公布号 |
US4229174(A) |
申请公布日期 |
1980.10.21 |
申请号 |
US19780974621 |
申请日期 |
1978.12.27 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
BOERZEL, PAUL;FREYBERG, PETER;GREIF, NORBERT;WIDDER, RUDI |
分类号 |
D06P1/52;(IPC1-7):C09B67/00 |
主分类号 |
D06P1/52 |
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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