Cationic azacyanine dyes and coloring agents containing said dyes
The present invention relates to agents containing cationic azacyanine dyes having formula (I) for dyeing fibers, such as, for example, keratin fibers, wool, silk or fleeces, and in particular human hair, as well as to new asymmetrical azacyanine dyes.
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| Main Authors | , |
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| Format | Patent |
| Language | English |
| Published |
20.05.2008
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| Online Access | Get full text |
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| Summary: | The present invention relates to agents containing cationic azacyanine dyes having formula (I) for dyeing fibers, such as, for example, keratin fibers, wool, silk or fleeces, and in particular human hair, as well as to new asymmetrical azacyanine dyes. |
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| Bibliography: | Application Number: US20070732214 |