HAUYNE-BASED HYDRAULIC COMPOSITION AND PRODUCTION METHOD THEREFOR: Fid-Bau Portal

HAUYNE-BASED HYDRAULIC COMPOSITION AND PRODUCTION METHOD THEREFOR

HAYASHI KENSUKE / SOGA RYOTA / UCHIDA SHUNICHIRO

PROBLEM TO BE SOLVED: To provide a hauyne-based hydraulic composition the working life of which can be effectively extended using easily available material and which allows for reduction of amount of use of a setting retarder.SOLUTION: There is provided the hauyne-based hydraulic composition containing following components (C), (S) and (W): (C) a hydraulic material containing total 80 to 150 pts.mass of zinc-containing Portland cement clinker powder and/or zinc-containing eco cement clinker powder and 20 to 50 pts.mass of gypsum anhydride powder with respect to 100 pts.mass of a hauyne-based clinker powder, and zinc of 0.3 to 1.5 mass% in terms of zinc oxide in total amount of the zinc-containing Portland cement clinker powder and/or the zinc-containing eco cement clinker powder, (S) an aggregate and (W) water.SELECTED DRAWING: Figure 1

【課題】入手容易な材料を用いて可使時間を効果的に延長でき、また凝結遅延剤の使用量をも低減し得るアーウィン系水硬性組成物を提供する。【解決手段】次の成分（Ｃ）、（Ｓ）並びに（Ｗ）：（Ｃ）アーウィン系クリンカー粉末１００質量部に対し、亜鉛含有ポルトランドセメントクリンカー粉末及び／又は亜鉛含有エコセメントクリンカー粉末を合計で８０〜１５０質量部、並びに無水石膏粉末を２０〜５０質量部含み、かつ亜鉛含有ポルトランドセメントクリンカー粉末及び亜鉛含有エコセメントクリンカー粉末の合計量中に亜鉛を酸化亜鉛換算量で０．３〜１．５質量％含む水硬性材料、（Ｓ）骨材、並びに（Ｗ）水を含有するアーウィン系水硬性組成物。【選択図】図１

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