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A platform for research: civil engineering, architecture and urbanism
Non-magnetic anti-cracking mass concrete and preparation method thereof
The invention relates to non-magnetic anti-cracking mass concrete, which comprises a main material, an additive and water, the main material comprises the following raw materials by mass: 40-60 parts of white cement, 15-25 parts of slag powder, 2-5 parts of silica fume, 2-5 parts of limestone powder, 1-3 parts of fly ash, and 15-35 parts of aggregate; the admixture comprises the following raw materials in parts by mass: 3-6 parts of a core-shell structure-based composite phase change material, 2-4 parts of a hydration heat inhibitor, 0.5-1 part of fibers and 0.5-1 part of a water reducing agent; the amount of the water is 10 to 20 parts; the core-shell structure-based composite phase change material is a core-shell structure phase change particle/low-temperature expanded graphite composite phase change material, the core layer of the core-shell structure phase change particle is an organic phase change material, the shell layer is calcium carbonate, and the organic phase change material is a compound of lauric acid, paraffin and stearic acid; the hydration heat inhibitor is dissolved endothermic salt/polyethylene glycol microsphere particles.
本发明涉及一种无磁抗裂大体积混凝土，包括主料、外加剂和水，所述主料包括以下质量份的原料：40～60份白水泥、15～25份矿渣粉、2～5份硅灰、2～5份石灰石粉、1～3份粉煤灰、15～35份骨料；所述外加剂包括以下质量份的原料：3～6份核壳结构基复合相变材料，2～4份水化热抑制剂、0.5～1份纤维和0.5～1份减水剂；所述水为10～20份；所述核壳结构基复合相变材料为核壳结构相变颗粒/低温膨胀石墨复合相变材料，所述核壳结构相变颗粒的核层为有机相变材料，壳层为碳酸钙，所述有机相变材料为月桂酸、石蜡和硬脂酸的复配物；所述水化热抑制剂为溶解吸热盐/聚乙二醇微球颗粒。
Non-magnetic anti-cracking mass concrete and preparation method thereof
The invention relates to non-magnetic anti-cracking mass concrete, which comprises a main material, an additive and water, the main material comprises the following raw materials by mass: 40-60 parts of white cement, 15-25 parts of slag powder, 2-5 parts of silica fume, 2-5 parts of limestone powder, 1-3 parts of fly ash, and 15-35 parts of aggregate; the admixture comprises the following raw materials in parts by mass: 3-6 parts of a core-shell structure-based composite phase change material, 2-4 parts of a hydration heat inhibitor, 0.5-1 part of fibers and 0.5-1 part of a water reducing agent; the amount of the water is 10 to 20 parts; the core-shell structure-based composite phase change material is a core-shell structure phase change particle/low-temperature expanded graphite composite phase change material, the core layer of the core-shell structure phase change particle is an organic phase change material, the shell layer is calcium carbonate, and the organic phase change material is a compound of lauric acid, paraffin and stearic acid; the hydration heat inhibitor is dissolved endothermic salt/polyethylene glycol microsphere particles.
本发明涉及一种无磁抗裂大体积混凝土，包括主料、外加剂和水，所述主料包括以下质量份的原料：40～60份白水泥、15～25份矿渣粉、2～5份硅灰、2～5份石灰石粉、1～3份粉煤灰、15～35份骨料；所述外加剂包括以下质量份的原料：3～6份核壳结构基复合相变材料，2～4份水化热抑制剂、0.5～1份纤维和0.5～1份减水剂；所述水为10～20份；所述核壳结构基复合相变材料为核壳结构相变颗粒/低温膨胀石墨复合相变材料，所述核壳结构相变颗粒的核层为有机相变材料，壳层为碳酸钙，所述有机相变材料为月桂酸、石蜡和硬脂酸的复配物；所述水化热抑制剂为溶解吸热盐/聚乙二醇微球颗粒。
Non-magnetic anti-cracking mass concrete and preparation method thereof
一种无磁抗裂大体积混凝土及其制备方法
LIU YU (author) / ZHANG ZENGQI (author) / ZHOU YUQI (author) / LI JING (author) / MA SHANLIANG (author) / LIU WEIWEI (author) / XU CHAOZHUO (author)
2024-07-30
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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