发明申请
US20080108537A1 CORROSION INHIBITOR SYSTEM FOR MILDLY ACIDIC TO PH NEUTRAL HALOGEN BLEACH-CONTAINING CLEANING COMPOSITIONS
审中-公开
硫酸对PH中性卤素含硫清洁组合物的腐蚀抑制剂系统
- 专利标题: CORROSION INHIBITOR SYSTEM FOR MILDLY ACIDIC TO PH NEUTRAL HALOGEN BLEACH-CONTAINING CLEANING COMPOSITIONS
- 专利标题(中): 硫酸对PH中性卤素含硫清洁组合物的腐蚀抑制剂系统
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申请号: US11556313申请日: 2006-11-03
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公开(公告)号: US20080108537A1公开(公告)日: 2008-05-08
- 发明人: Wayne M. Rees
- 申请人: Wayne M. Rees
- 主分类号: C11D3/00
- IPC分类号: C11D3/00
摘要:
A cleaning composition with a corrosion inhibitor system and an active halogen-based bleaching system and aqueous solution is described for inhibiting corrosion of metal surfaces to which the composition is applied, especially when the cleaning composition is not rinsed from the treated metal surface prior to drying of the composition on the metal surface. The corrosion inhibitor is at least an alkyl phosphonate compound, wherein the alkyl group has 6 or more carbon atoms, and salts thereof. The bleaching system includes one or more sources of hypohalous acid or hypohalite ion, such as a stabilized hypochlorite solution, in particular a mixture of N-chlorosulfamate salts.
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