| 摘要 |
The invention relates to a composition which comprises at least one liquefyi ng agent for a hydraulic composition and at least one aminoalcohol, selected fr om the group consisting of 2-amino-2-methyl-1-propanol and N-aminopropyl- monomethyl ethanolamine. The invention also relates to the use of said composition for reducing corrosion, especially on steel formwork in precast components or on concrete steel of concrete constructions.
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