发明公开
- 专利标题： NOVEL COUPLER FOR USE IN OXIDATIVE HAIR DYEING
- 专利标题（中）： 新的耦合器用途在氧化型染发剂
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申请号： EP01996353.7申请日： 2001-11-16
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公开(公告)号： EP1333793A1公开(公告)日： 2003-08-13
- 发明人: LIM, Mu-III , PAN, Yuh-Guo , POPP, Margaret
- 申请人： P&G-Clairol, Inc.
- 申请人地址： One Procter & Gamble Plaza Cincinnati, OH 45202 US
- 专利权人： P&G-Clairol, Inc.
- 当前专利权人： P&G-Clairol, Inc.
- 当前专利权人地址： One Procter & Gamble Plaza Cincinnati, OH 45202 US
- 代理机构： Kohol, Sonia
- 优先权： US249831P 20001117
- 国际公布： WO02039968 20020523
- 主分类号： A61K7/13
- IPC分类号： A61K7/13
摘要：
Couplers for hair coloring compositions for oxidative dyeing of hair are compounds of formula (I): Wherein X is selected from of halogen and R5SO4R3 is selected from C¿1? to C2 alkyl and hydroxyethyl; and R, R?1,R2 and R5¿ are each independently selected from C¿1? to C22 alkyl or C1 to C22 mono or dihydroxyalkyl.
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