发明授权
US5807542A Chemical compositions for inhibiting nitrosation reaction in toiletries
and cosmetics
失效
用于抑制化妆品和化妆品中的亚硝化反应的化学成分
- 专利标题: Chemical compositions for inhibiting nitrosation reaction in toiletries and cosmetics
- 专利标题(中): 用于抑制化妆品和化妆品中的亚硝化反应的化学成分
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申请号: US649587申请日: 1996-05-28
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公开(公告)号: US5807542A公开(公告)日: 1998-09-15
- 发明人: Brian Christopher Challis , Walter Graham Guthrie , David Vincent Roper , David Frank Trew
- 申请人: Brian Christopher Challis , Walter Graham Guthrie , David Vincent Roper , David Frank Trew
- 申请人地址: DEX Ludwigshafen
- 专利权人: Knoll Aktiengesellschaft
- 当前专利权人: Knoll Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: GBX9324426 19931127; GBX9414886 19940723
- 主分类号: A61K8/362
- IPC分类号: A61K8/362 ; A61K8/40 ; A61K8/67 ; A61K31/12 ; A61K31/19 ; A61K31/21 ; A61K31/34 ; A61K31/35 ; A61K31/355 ; A61K31/375 ; A61K31/66 ; A61K33/00 ; A61Q9/02 ; A61Q17/04 ; A61Q19/00 ; A61Q19/10 ; A61K7/42 ; A61K7/15 ; A61K31/04
摘要:
Iminium ion scavengers are used in the invention to inhibit formation of N-nitrosamines, especially in cosmetics and pharmaceuticals formulations. The iminium ion scavengers may be used in combination with nitrite ion scavengers such as ascorbate.
公开/授权文献
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