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公开(公告)号:US06302969B2
公开(公告)日:2001-10-16
申请号:US09836901
申请日:2001-04-17
IPC分类号: B08B700
CPC分类号: C11D17/046 , C11D1/146 , C11D1/22 , C11D3/201 , C11D3/2044 , C11D3/50 , C11D11/0023
摘要: Basic cleaning compositions using toxicologically-acceptable ingredients for cleaning hard surfaces are provided. Compositions safe for use on surfaces which are contacted by food intended for ingestion by humans or lower animals, even when the compositions are incompletely removed from the cleansed surface, are described. Liquid formulations comprising surfactant, such as sodium alkyl sulfate, sodium alkylbenzene sulfonate, etc., and having a pH of above 11.6 are contacted directly onto hard surfaces to remove soil and unwanted deposits. Articles for applying the compositions to hard surfaces by spraying are disclosed.