Invention Grant
- Patent Title: Hair dye and hair dye composition
- Patent Title (中): 染发剂和染发剂组成
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Application No.: US12672234Application Date: 2008-09-25
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Publication No.: US08118881B2Publication Date: 2012-02-21
- Inventor: Masahiko Yamaguchi , Shiro Irisa , Eiji Takahashi , Katsumasa Kikkawa
- Applicant: Masahiko Yamaguchi , Shiro Irisa , Eiji Takahashi , Katsumasa Kikkawa
- Applicant Address: JP Tokyo
- Assignee: Hodogaya Chemical Co., Ltd.
- Current Assignee: Hodogaya Chemical Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2007-249854 20070926; WOPCT/JP2008/056407 20080331
- International Application: PCT/JP2008/067318 WO 20080925
- International Announcement: WO2009/041514 WO 20090402
- Main IPC: A61Q5/10
- IPC: A61Q5/10 ; C07C50/18
Abstract:
A hair dye containing a compound represented by the following general formula (I): wherein R1 and R2 each independently represent a hydrogen atom or a straight chain or branched alkyl group having 1 to 5 carbon atoms, and An− represents an inorganic anion, an organic anion, or a complex salt anion, respectively.
Public/Granted literature
- US20110271465A1 HAIR DYE AND HAIR DYE COMPOSITION Public/Granted day:2011-11-10
Information query
