发明授权
- 专利标题: 3-Amino 2-aza benzoquinone diimines
- 专利标题(中): 3-氨基2-氮杂苯醌二亚胺
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申请号: US576784申请日: 1975-05-12
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公开(公告)号: US3997546A公开(公告)日: 1976-12-14
- 发明人: Gregoire Kalopissis , Andree Bugaut , Francoise Estradier
- 申请人: Gregoire Kalopissis , Andree Bugaut , Francoise Estradier
- 申请人地址: FR Paris
- 专利权人: Societe Anonyme dite: L'Oreal
- 当前专利权人: Societe Anonyme dite: L'Oreal
- 当前专利权人地址: FR Paris
- 优先权: LU60702 19700410
- 主分类号: A61K8/41
- IPC分类号: A61K8/41 ; A61Q5/10 ; C07D213/74 ; D06P3/08
摘要:
A process for producing indamine by condensing 2,6-diamino pyridine on a paraphenylene diamine or a benzoquinone diimine or a paranitroso N,N-dialkyl aniline. The resulting indamine can be incorporated into a dye composition for keratinic fibers, especially human hair.
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