| 摘要 |
PROBLEM TO BE SOLVED: To provide a rust prevention method for an ALC panel reinforcing steel which is excellent in all of rust preventiveness of the reinforcing steel, the adhesiveness to the reinforcing steel and a base metal, the film formability of a rust preventive material, and quality stability, and can yield the ALC panel of a high commodity value. SOLUTION: The reinforcing steel is immersed into a first treating liquid composed of a solution mixture containing principal components consisting of inorganic raw materials, water, and a resin emulsion and other additives, and then after the reinforcing steel is dried at 80 to 130°C, the reinforcing steel is immersed into a second treating liquid composed of a mixed solution containing principal components consisting of portland cement, water and a resin powder and other additives and then the reinforcing steel is dried at 80 to 130°C. COPYRIGHT: (C)2008,JPO&INPIT
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