专利名称：Acidic cleaning compositions
发明人：Rapisarda, Dario (NMN),Vos, Eddy (NMN)申请号：EP95870097.3申请日：19950809公开号：EP0758017B1公开日：20021023
摘要：Compositions are described which are aqueous cleaning compositions forremoving limescale on hard surfaces which comprise maleic acid, an acid which has a firstpKa not exceeding 5, or mixtures thereof, and an acid-stable thickener. Said compositionsexhibit improved limescale removal performance and improved surface safety when usedto treat hard-surfaces. Said compositions are particularly suitable to be used for
removing limescale in large appliances like automatic dish washers and washing machines.
申请人：PROCTER & GAMBLE
地址：US
国籍：US
代理机构：Engisch, Gautier
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