发明申请
- 专利标题: SOLID BLOCK ACID CONTAINING CLEANING COMPOSITION FOR CLEAN-IN-PLACE MILKING MACHINE CLEANING SYSTEM
- 专利标题(中): 固体含酸清洁组合物清洁机清洗系统
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申请号: US12739451申请日: 2007-11-05
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公开(公告)号: US20110152156A1公开(公告)日: 2011-06-23
- 发明人: Joachim Sauter , Anna Burczek , Ludger Grunwald , Karl Helminger , Hubert De Roquefeuil , Ralf Schuster
- 申请人: Joachim Sauter , Anna Burczek , Ludger Grunwald , Karl Helminger , Hubert De Roquefeuil , Ralf Schuster
- 国际申请: PCT/EP2007/061858 WO 20071105
- 主分类号: C11D3/60
- IPC分类号: C11D3/60
摘要:
The invention relates to solid block acid containing cleaning compositions comprising based on the composition A) 10-75 wt-% of at least one liquid mineral acid selected from the group consisting of phosphoric acid, sulphuric acid, sulphurous acid, and nitric acid, B) 1-60 wt-% of at least one solid organic acid with pKa at 20° C. between 1.0 and 1.1, C) 15-80 wt-% of at least one carboxylic acid selected from the group consisting of citric acid monohydrate, hydroxyacetic acid, maleic acid, succinic acid, glutaric acid and adipinic acid, D) 5-40 wt-% urea, E) 0.1-10 wt-% of at least one non-ionic surfactant, and the rest up to 100 wt-% is water, wherein the composition contains less than 1 wt-% nonylphenol ethoxylates and halogen compounds.