发明公开
EP0756623A1 METHOD FOR BLEACHING FABRICS USING MANGANESE-CONTAINING BLEACH CATALYSTS
失效
漂白剂组织的方法,使用含MANGA催化剂
- 专利标题: METHOD FOR BLEACHING FABRICS USING MANGANESE-CONTAINING BLEACH CATALYSTS
- 专利标题(中): 漂白剂组织的方法,使用含MANGA催化剂
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申请号: EP95915371.0申请日: 1995-03-30
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公开(公告)号: EP0756623A1公开(公告)日: 1997-02-05
- 发明人: BAILLELY, Gerard, Marcel, Abel , PRETTY, Alastair, John , HARTSHORN, Richard, Timothy , COOK, Thomas, Edward , VERMOTE, Christian, Leo, Marie
- 申请人: THE PROCTER & GAMBLE COMPANY
- 申请人地址: One Procter & Gamble Plaza Cincinnati, Ohio 45202 US
- 专利权人: THE PROCTER & GAMBLE COMPANY
- 当前专利权人: THE PROCTER & GAMBLE COMPANY
- 当前专利权人地址: One Procter & Gamble Plaza Cincinnati, Ohio 45202 US
- 代理机构: Gibson, Tony Nicholas, et al
- 优先权: US19940224385 19940407; US19950410622 19950324
- 国际公布: WO1995027772 19951019
- 主分类号: C11D3
- IPC分类号: C11D3 ; C11D11 ; D06L3
摘要:
Bleaching compositions useful for laundering fabrics comprising a manganese bleach catalyst at a level below about 40 ppm manganese sourced by the catalyst. Also, acid wash methods useful for reducing the bleach catalyst carry-over from laundry bleach compositions containing metal-containing bleach catalysts, said methods comprising contacting fabrics impregnated with metal-containing bleach catalysts with an aqueous acidic solution having a pH below about 4.0.
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