A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses an auxiliary agent for reducing the dilution rate of concrete. The auxiliary agent is prepared from the following raw materials in parts by weight: 20-40 parts of fly ash, 10-20 parts of ammonium persulfate, 30-40 parts of polyethylene glycol methacrylate, 1-2 parts of mercaptoethanol, 3-5 parts of boric acid, 20-35 parts of polyethylene glycol, 10-16 parts of calcium silicate, 10-30 parts of sodium hydroxide, 20-40 parts of air entraining agent, 15-30 parts of retarder, 8-16 parts of concrete shrinkage reducing agent, 12-26 parts of water reducer, 13-21 parts of an expanding agent, 12-18 parts of an accelerator and a proper amount of water. The invention relates to the technical field of concrete auxiliary materials, and by using fly ash, ammonium persulfate, polyethylene glycol methacrylate, mercaptoethanol, boric acid, polyethylene glycol, calcium silicate, sodium hydroxide, an air entraining agent, a retarder, a concrete shrinkage reducing agent, a water reducing agent, an expanding agent, an accelerator and other materials, the bleeding rate and the dilution rate of concrete can be effectively reduced, and the use strength of concrete can be improved.
本发明公开了一种降低混凝土离稀率的助剂，包括以下重量份的原料：粉煤灰20‑40份、过硫酸铵10‑20份、聚乙二醇甲基丙烯酸酯30‑40份、巯基乙醇1‑2份、硼酸3‑5份、聚乙二醇20‑35份、硅酸钙10‑16份、氢氧化钠10‑30份、引气剂20‑40份、缓凝剂15‑30份、混凝土减缩剂8‑16份、减水剂12‑26份、膨胀剂13‑21份、速凝剂12‑18份、水适量。本发明涉及混凝土辅料技术领域，通过粉煤灰、过硫酸铵、聚乙二醇甲基丙烯酸酯、巯基乙醇、硼酸、聚乙二醇、硅酸钙、氢氧化钠、引气剂、缓凝剂、混凝土减缩剂、减水剂、膨胀剂、速凝剂等材料的使用，可以有效的减少混凝土泌水和离稀率，提高混凝土的使用强度。
The invention discloses an auxiliary agent for reducing the dilution rate of concrete. The auxiliary agent is prepared from the following raw materials in parts by weight: 20-40 parts of fly ash, 10-20 parts of ammonium persulfate, 30-40 parts of polyethylene glycol methacrylate, 1-2 parts of mercaptoethanol, 3-5 parts of boric acid, 20-35 parts of polyethylene glycol, 10-16 parts of calcium silicate, 10-30 parts of sodium hydroxide, 20-40 parts of air entraining agent, 15-30 parts of retarder, 8-16 parts of concrete shrinkage reducing agent, 12-26 parts of water reducer, 13-21 parts of an expanding agent, 12-18 parts of an accelerator and a proper amount of water. The invention relates to the technical field of concrete auxiliary materials, and by using fly ash, ammonium persulfate, polyethylene glycol methacrylate, mercaptoethanol, boric acid, polyethylene glycol, calcium silicate, sodium hydroxide, an air entraining agent, a retarder, a concrete shrinkage reducing agent, a water reducing agent, an expanding agent, an accelerator and other materials, the bleeding rate and the dilution rate of concrete can be effectively reduced, and the use strength of concrete can be improved.
本发明公开了一种降低混凝土离稀率的助剂，包括以下重量份的原料：粉煤灰20‑40份、过硫酸铵10‑20份、聚乙二醇甲基丙烯酸酯30‑40份、巯基乙醇1‑2份、硼酸3‑5份、聚乙二醇20‑35份、硅酸钙10‑16份、氢氧化钠10‑30份、引气剂20‑40份、缓凝剂15‑30份、混凝土减缩剂8‑16份、减水剂12‑26份、膨胀剂13‑21份、速凝剂12‑18份、水适量。本发明涉及混凝土辅料技术领域，通过粉煤灰、过硫酸铵、聚乙二醇甲基丙烯酸酯、巯基乙醇、硼酸、聚乙二醇、硅酸钙、氢氧化钠、引气剂、缓凝剂、混凝土减缩剂、减水剂、膨胀剂、速凝剂等材料的使用，可以有效的减少混凝土泌水和离稀率，提高混凝土的使用强度。
| European Patent Office | 2023
| European Patent Office | 2023
Low-carbon high-durability concrete carbon-reducing auxiliary agent and preparation method thereof
| European Patent Office | 2023