A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention belongs to the technical field of concrete admixtures, and discloses a concrete accelerator, which consists of the following substances in parts by weight: 1-5 parts of tetraethylene glycol monomethyl ether, 15-30 parts of aluminum sulfate, 2-4 parts of copper sulfate, 3-5 parts of a hydration accelerator, 0.5-1 part of polyvinyl alcohol, 0.5-5 part of titanium potassium oxalate, 1-5parts of a pH value regulator, 1-5 parts of a coordination agent and 40-60 parts of water. The product disclosed by the invention is alkali-free and chlorine-free, does not harm a human body, does not corrode reinforcing steel bars, and can obviously promote cement hydration and improve the strength of concrete.
本发明属于混凝土外加剂技术领域，公开了一种混凝土速凝剂，由以下重量份数的物质组成：四乙二醇单甲醚：1‑5份、硫酸铝15‑30份、硫酸铜2‑4份、水化促进剂3‑5份、聚乙烯醇0.5‑1份、草酸钛钾0.5‑5份、pH值调节剂1‑5份、配位剂1‑5份、水40‑60份。本发明产品无碱、无氯，不伤害人体，不腐蚀钢筋，且可以显著地促进水泥水化与混凝土强度的提高。
The invention belongs to the technical field of concrete admixtures, and discloses a concrete accelerator, which consists of the following substances in parts by weight: 1-5 parts of tetraethylene glycol monomethyl ether, 15-30 parts of aluminum sulfate, 2-4 parts of copper sulfate, 3-5 parts of a hydration accelerator, 0.5-1 part of polyvinyl alcohol, 0.5-5 part of titanium potassium oxalate, 1-5parts of a pH value regulator, 1-5 parts of a coordination agent and 40-60 parts of water. The product disclosed by the invention is alkali-free and chlorine-free, does not harm a human body, does not corrode reinforcing steel bars, and can obviously promote cement hydration and improve the strength of concrete.
本发明属于混凝土外加剂技术领域，公开了一种混凝土速凝剂，由以下重量份数的物质组成：四乙二醇单甲醚：1‑5份、硫酸铝15‑30份、硫酸铜2‑4份、水化促进剂3‑5份、聚乙烯醇0.5‑1份、草酸钛钾0.5‑5份、pH值调节剂1‑5份、配位剂1‑5份、水40‑60份。本发明产品无碱、无氯，不伤害人体，不腐蚀钢筋，且可以显著地促进水泥水化与混凝土强度的提高。