| 发明名称 |
USE OF ASCORBIC ACID DERIVATIVES FOR DYEING KERATINOUS FIBERS |
| 摘要 |
The invention relates to the use of special ascorbic acid derivatives for dyeing keratinous fibers or as a direct dye for producing an agent for dyeing keratinous fibers, and to methods for dyeing keratinous fibers, especially human hair. |
| 申请公布号 |
WO2012065671(A2) |
申请公布日期 |
2012.05.24 |
| 申请号 |
WO2011EP05269 |
申请日期 |
2011.10.19 |
| 申请人 |
MERCK PATENT GMBH;RUDOLPH, THOMAS;OBERLE, MICHAELA |
发明人 |
RUDOLPH, THOMAS;OBERLE, MICHAELA |
| 分类号 |
A61Q5/06 |
主分类号 |
A61Q5/06 |
| 代理机构 |
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