A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Concrete interface agent, preparation method and application
The invention belongs to the technical field of building materials, and particularly relates to a concrete interface agent, a preparation method and application, the concrete interface agent comprises the following components by weight: 5-10% of a lithium acrylate-silica sol precursor, 0.5-2% of an emulsifier, 0.1-0.5% of an initiator, 10-20% of a vinyl monomer, and 67.5-80% of water; the lithium acrylate-silica sol precursor is prepared from the following components in percentage by weight: 15 to 25 percent of acrylic monomer, 0.005 to 0.01 percent of polymerization inhibitor, 5 to 15 percent of lithium hydroxide, 35 to 45 percent of silica sol and 30 to 40 percent of water; the water resistance and the adhesive force are improved, and the adhesive force on new concrete and old concrete can be improved.
本发明属于建筑材料技术领域，具体涉及一种混凝土界面剂、制备方法和应用，包括如下重量百分含量的各组分，丙烯酸锂‑硅溶胶前驱体5‑10%，乳化剂0.5‑2%，引发剂0.1‑0.5%，烯类单体10‑20%，水67.5‑80%；所述丙烯酸锂‑硅溶胶前驱体包括如下重量百分含量的各组分，丙烯酸类单体15‑25%，阻聚剂0.005‑0.01%，氢氧化锂5‑15%，硅溶胶35‑45%，水30‑40%；本发明提高耐水性和附着力，且可以提高在新混凝土和旧混凝土上的附着力。
Concrete interface agent, preparation method and application
The invention belongs to the technical field of building materials, and particularly relates to a concrete interface agent, a preparation method and application, the concrete interface agent comprises the following components by weight: 5-10% of a lithium acrylate-silica sol precursor, 0.5-2% of an emulsifier, 0.1-0.5% of an initiator, 10-20% of a vinyl monomer, and 67.5-80% of water; the lithium acrylate-silica sol precursor is prepared from the following components in percentage by weight: 15 to 25 percent of acrylic monomer, 0.005 to 0.01 percent of polymerization inhibitor, 5 to 15 percent of lithium hydroxide, 35 to 45 percent of silica sol and 30 to 40 percent of water; the water resistance and the adhesive force are improved, and the adhesive force on new concrete and old concrete can be improved.
本发明属于建筑材料技术领域，具体涉及一种混凝土界面剂、制备方法和应用，包括如下重量百分含量的各组分，丙烯酸锂‑硅溶胶前驱体5‑10%，乳化剂0.5‑2%，引发剂0.1‑0.5%，烯类单体10‑20%，水67.5‑80%；所述丙烯酸锂‑硅溶胶前驱体包括如下重量百分含量的各组分，丙烯酸类单体15‑25%，阻聚剂0.005‑0.01%，氢氧化锂5‑15%，硅溶胶35‑45%，水30‑40%；本发明提高耐水性和附着力，且可以提高在新混凝土和旧混凝土上的附着力。
Concrete interface agent, preparation method and application
一种混凝土界面剂、制备方法和应用
GAO CHUYUE (author)
2024-12-06
Patent
Electronic Resource
Chinese
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