A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a novel magnesium high-performance concrete expansion anti-cracking agent and a preparation method, and relates to the field of preparation of concrete expansion anti-cracking agents, the novel magnesium high-performance concrete expansion anti-cracking agent and the preparation method comprise the following steps: S1, a raw material selection step: firstly selecting P.O42.5 cement, then performing field treatment, and then adding the P.O42.5 cement into the cement; the method comprises the following steps of: selecting medium-grade river sand, controlling the silt content of a sand raw material to be below 3 percent, and selecting coal ash, mineral powder, stones, an additive and an anti-cracking agent for later use; according to the anti-cracking agent, working raw materials are mainly developed from gully boulders and rocks around a site, the mixing amount of cement in concrete can be greatly reduced, the construction cost is highly saved, meanwhile, the anti-cracking agent is applied to construction, the green and environment-friendly construction characteristics can be further fused, and the anti-cracking agent is beneficial to being popularized in follow-up construction.
本发明公开了一种新型镁质高性能混凝土膨胀抗裂剂及配置方法，涉及混凝土膨胀抗裂剂制备领域，所述一种新型镁质高性能混凝土膨胀抗裂剂及配置方法包括以下步骤：S1:原材料的选择步骤，首先选择P·O42.5的水泥，然后进行现场处理，使其符合工程施工的指标，选择中级河沙，砂原材料的含泥量控制在3%以下，选用粉煤灰、矿粉、石子、外加剂和抗裂剂进行备用；本发明作业原料主要以现场周边冲沟漂石和石方开发为主，可大幅度降低混凝土中水泥的掺混量，高度利于节省施工成本，同时此类抗裂剂应用于施工中，能够进一步融合绿色环保施工特性，利于在后续施工中推广。
The invention discloses a novel magnesium high-performance concrete expansion anti-cracking agent and a preparation method, and relates to the field of preparation of concrete expansion anti-cracking agents, the novel magnesium high-performance concrete expansion anti-cracking agent and the preparation method comprise the following steps: S1, a raw material selection step: firstly selecting P.O42.5 cement, then performing field treatment, and then adding the P.O42.5 cement into the cement; the method comprises the following steps of: selecting medium-grade river sand, controlling the silt content of a sand raw material to be below 3 percent, and selecting coal ash, mineral powder, stones, an additive and an anti-cracking agent for later use; according to the anti-cracking agent, working raw materials are mainly developed from gully boulders and rocks around a site, the mixing amount of cement in concrete can be greatly reduced, the construction cost is highly saved, meanwhile, the anti-cracking agent is applied to construction, the green and environment-friendly construction characteristics can be further fused, and the anti-cracking agent is beneficial to being popularized in follow-up construction.
本发明公开了一种新型镁质高性能混凝土膨胀抗裂剂及配置方法，涉及混凝土膨胀抗裂剂制备领域，所述一种新型镁质高性能混凝土膨胀抗裂剂及配置方法包括以下步骤：S1:原材料的选择步骤，首先选择P·O42.5的水泥，然后进行现场处理，使其符合工程施工的指标，选择中级河沙，砂原材料的含泥量控制在3%以下，选用粉煤灰、矿粉、石子、外加剂和抗裂剂进行备用；本发明作业原料主要以现场周边冲沟漂石和石方开发为主，可大幅度降低混凝土中水泥的掺混量，高度利于节省施工成本，同时此类抗裂剂应用于施工中，能够进一步融合绿色环保施工特性，利于在后续施工中推广。
Novel magnesium high-performance concrete expansion anti-cracking agent and preparation method thereof
一种新型镁质高性能混凝土膨胀抗裂剂及配置方法
GAO LIJUN (author)
2024-12-27
Patent
Electronic Resource
Chinese
| European Patent Office | 2023
| European Patent Office | 2022
| European Patent Office | 2022
Concrete anti-cracking agent and preparation method thereof
| European Patent Office | 2022
Enhanced expansion anti-cracking agent and preparation method thereof
| European Patent Office | 2020