HIGH FLUIDITY MORTAR COMPOSITION

PROBLEM TO BE SOLVED: To provide a high fluidity mortar composition excellent in workability and capable of forming a mortar cured body having good horizontal level accuracy.SOLUTION: There is provided a high fluidity mortar composition containing Portland cement, an inorganic powder, an inorganic e...

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Bibliographische Detailangaben
Hauptverfasser: ONO HARUMI, SUMIOKA HIROSHI
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a high fluidity mortar composition excellent in workability and capable of forming a mortar cured body having good horizontal level accuracy.SOLUTION: There is provided a high fluidity mortar composition containing Portland cement, an inorganic powder, an inorganic expansion material, a fine aggregate, a fluidization agent, a setting accelerator, a surface hardening material and a thickener, wherein the thickener contains a cellulose-based thickener and a polyacrylamide-based thickener, the cellulose thickener has viscosity of 2 mass% solution at 20°C of 10 to 2000 mPa s and the polyacrylamide-based thickener has viscosity of 0.5 mass% solution at 20°C of 10 to 2000 mPa s.SELECTED DRAWING: None 【課題】施工性に優れ、良好な水平レベル精度を有するモルタル硬化体を形成することが可能な高流動モルタル組成物を提供すること。【解決手段】ポルトランドセメント、無機粉体、無機系膨張材、細骨材、流動化剤、凝結促進剤、表面硬化材及び増粘剤を含む高流動モルタル組成物であって、増粘剤は、セルロース系増粘剤及びポリアクリルアミド系増粘剤を含有し、セルロース系増粘剤は、20℃における2質量%水溶液の粘度が10〜2000mPa・sであり、ポリアクリルアミド系増粘剤は、20℃における0.5質量%水溶液の粘度が10〜2000mPa・sである、高流動モルタル組成物。【選択図】なし