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WATERPROOF ADMIXTURE, CEMENT COMPOSITION AND CEMENT CURED BODY, AND METHOD OF PRODUCING CEMENT CURED BODY
To provide a waterproof admixture which is effective in producing a cement cured body excellent in waterproofness and in strength development.SOLUTION: There are provided a waterproof admixture containing fired lime comprising free lime as an effective component, and gypsum, which is characterized in that the particle size of the fired lime is 150 μm or less, and the average particle diameter is 50 μm or less, a cement composition including cement and the waterproof admixture, and a cement cured body prepared by curing the cement composition.SELECTED DRAWING: Figure 2
【課題】防水性に優れ、強度発現性も良好なセメント硬化体を製造するうえで有効な防水混和材を提供する。【解決手段】遊離石灰を有効成分とする石灰焼成物及び石膏類を含有し、前記石灰焼成物の粒度が１５０μｍ以下であり、且つ平均粒径が５０μｍ以下であることを特徴とする防水混和材。また、セメントと前記防水混和材を含むセメント組成物。さらに、前記セメント組成物を硬化してなるセメント硬化体。【選択図】図２
WATERPROOF ADMIXTURE, CEMENT COMPOSITION AND CEMENT CURED BODY, AND METHOD OF PRODUCING CEMENT CURED BODY
To provide a waterproof admixture which is effective in producing a cement cured body excellent in waterproofness and in strength development.SOLUTION: There are provided a waterproof admixture containing fired lime comprising free lime as an effective component, and gypsum, which is characterized in that the particle size of the fired lime is 150 μm or less, and the average particle diameter is 50 μm or less, a cement composition including cement and the waterproof admixture, and a cement cured body prepared by curing the cement composition.SELECTED DRAWING: Figure 2
【課題】防水性に優れ、強度発現性も良好なセメント硬化体を製造するうえで有効な防水混和材を提供する。【解決手段】遊離石灰を有効成分とする石灰焼成物及び石膏類を含有し、前記石灰焼成物の粒度が１５０μｍ以下であり、且つ平均粒径が５０μｍ以下であることを特徴とする防水混和材。また、セメントと前記防水混和材を含むセメント組成物。さらに、前記セメント組成物を硬化してなるセメント硬化体。【選択図】図２
WATERPROOF ADMIXTURE, CEMENT COMPOSITION AND CEMENT CURED BODY, AND METHOD OF PRODUCING CEMENT CURED BODY
防水混和材、セメント組成物及びセメント硬化体、並びにセメント硬化体の製造方法
TAKESHITA EIZO (author)
2024-09-27
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
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