Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
The invention relates to the technical field of concrete, and discloses C25 super slump loss resistant concrete, which is prepared from the following raw materials in parts by weight: 40 to 65 parts of cement, 120 to 150 parts of coarse aggregate, 70 to 95 parts of fine aggregate, 12.5 to 18 parts of water, 0.5 to 1.8 parts of microcrystalline cellulose and 1 to 3.2 parts of polymer nanoparticle gel, wherein the polymer nanoparticle gel is prepared from carbon aerogel and polylactic acid according to the weight ratio of (0.2 to 0.6): 1. The slump loss resistance of the concrete prepared by adopting specific proportions and components is improved, the requirements of high-temperature environment and long-time transportation can be met, and the concrete has excellent flowing property.
本申请涉及混凝土技术领域，本申请公开了一种C25超保坍混凝土，包括以下重量份原料：水泥40‑65份，粗骨料120‑150份，细骨料70‑95份，水12.5‑18份，微晶纤维素0.5‑1.8份，聚合物纳米粒子凝胶1‑3.2份；其中，所述聚合物纳米粒子凝胶由重量比为（0.2‑0.6）：1的碳气凝胶和聚乳酸组成。本申请采用特定配比以及成分制备的混凝土的保坍性能得到提高，能够满足在高温环境以及长时间运输的要求，并且具有优异的流动性能。
The invention relates to the technical field of concrete, and discloses C25 super slump loss resistant concrete, which is prepared from the following raw materials in parts by weight: 40 to 65 parts of cement, 120 to 150 parts of coarse aggregate, 70 to 95 parts of fine aggregate, 12.5 to 18 parts of water, 0.5 to 1.8 parts of microcrystalline cellulose and 1 to 3.2 parts of polymer nanoparticle gel, wherein the polymer nanoparticle gel is prepared from carbon aerogel and polylactic acid according to the weight ratio of (0.2 to 0.6): 1. The slump loss resistance of the concrete prepared by adopting specific proportions and components is improved, the requirements of high-temperature environment and long-time transportation can be met, and the concrete has excellent flowing property.
本申请涉及混凝土技术领域，本申请公开了一种C25超保坍混凝土，包括以下重量份原料：水泥40‑65份，粗骨料120‑150份，细骨料70‑95份，水12.5‑18份，微晶纤维素0.5‑1.8份，聚合物纳米粒子凝胶1‑3.2份；其中，所述聚合物纳米粒子凝胶由重量比为（0.2‑0.6）：1的碳气凝胶和聚乳酸组成。本申请采用特定配比以及成分制备的混凝土的保坍性能得到提高，能够满足在高温环境以及长时间运输的要求，并且具有优异的流动性能。
C25 super slump loss resistant concrete
一种C25超保坍混凝土
06.02.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
Slump loss-resistant micro-expansive concrete and preparation method thereof
| Europäisches Patentamt | 2020
Control of slump loss in superplasticized concrete
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