发明授权
- 专利标题： CYANOPYRIDINE N-OXIDE PEROXIDE BLEACH ACTIVATORS
- 专利标题（中）： 氰基吡啶-N-氧化物过氧化氢漂白活化GATES
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申请号： EP97923549.6申请日： 1997-05-05
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公开(公告)号： EP0901517B1公开(公告)日： 2000-08-09
- 发明人: REES, Wayne, M.
- 申请人： S.C. JOHNSON & SON, INC.
- 申请人地址： 1525 Howe Street Racine, Wisconsin 53403 US
- 专利权人： S.C. JOHNSON & SON, INC.
- 当前专利权人： S.C. JOHNSON & SON, INC.
- 当前专利权人地址： 1525 Howe Street Racine, Wisconsin 53403 US
- 代理机构： Jones, Alan John
- 优先权： US643811 19960506
- 国际公布： WO9742295 19971113
- 主分类号： C11D3/39
- IPC分类号： C11D3/39
摘要：
Disclosed herein are bleaching systems that contain a peroxide and an activator. The activator is a cyanopyridine N-oxide, preferably 2, 3, or 4-cyanopyridine N-oxide. The peroxide is preferably hydrogen peroxide. When such bleaching systems are utilized in an aqueous alkaline environment, they provide bleaching performance on a variety of stains on both hard and soft surfaces.
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