发明申请
- 专利标题： Dark Coloured Azo Dyes
- 专利标题（中）： 深色偶氮染料
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申请号： US13152916申请日： 2011-06-03
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公开(公告)号： US20110225742A1公开(公告)日： 2011-09-22
- 发明人: Markus SPECKBACHER , Jessica Chassot , Hans-Jürgen Braun
- 申请人： Markus SPECKBACHER , Jessica Chassot , Hans-Jürgen Braun
- 优先权： EP06122740.1 20061023
- 主分类号： A61K8/49
- IPC分类号： A61K8/49 ; C09B29/042 ; A61Q5/10
摘要：
The present invention relates toa) a non-oxidative colouring agent for keratin fibres, in particular human hair, comprising at least one dye according to formula (I) or (II),b) an oxidative colouring agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), andc) a lightening agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
公开/授权文献
- US08152861B2 Dark coloured azo dyes 公开/授权日：2012-04-10
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