发明授权
- 专利标题： Dyes and colorants
- 专利标题（中）： 染料和着色剂
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申请号： US10031740申请日： 2002-06-13
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公开(公告)号： US06828443B1公开(公告)日： 2004-12-07
- 发明人: Detlef Hollenberg , Horst Hoeffkes , Frank Naumann , David Rose , Leszek J. Wolfram , Joachim-Kurt Foitzik
- 申请人： Detlef Hollenberg , Horst Hoeffkes , Frank Naumann , David Rose , Leszek J. Wolfram , Joachim-Kurt Foitzik
- 优先权： DE19930927 19990706
- 主分类号： C09B128
- IPC分类号： C09B128
摘要：
A hybrid dye is provided that is useful for coloring keratin fibers and skin. The hybrid dye has the structure X-S-Y, where X is derived from a substantive dye, Y is derived from an oxidation dye precursor or a melanin precursor, and S is a direct bond or spacer group. The present invention also provides a composition for coloring keratin fibers that contains the hybrid dye.
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