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A platform for research: civil engineering, architecture and urbanism
Rapid road repairing mortar and construction process formula thereof
The invention belongs to the technical field of mortar, and discloses rapid road repairing mortar and a construction process formula thereof. The invention is characterized in that the mortar is prepared from the following components in percentage by mass: 20-30% of low-alkali sulphoaluminate cement, 5-10% of quartz ore, 2-5% of tailing sand, 2-10% of silica fume, 1-3% of expansion powder, 1-5% of defoaming powder, 2-5% of desulfurized gypsum powder, 1-3% of sodium bentonite, 0.05-0.1% of polypropylene fiber, 10-20% of fly ash, 0.3-0.5% of hydroxypropyl methyl cellulose ether, 0.5-0.7% of VAE redispersible latex powder and the balance of water. According to the present invention, the formula is scientific and reasonable, the cost is low, and through the synergistic effect of the components, the mortar has characteristics of high bonding strength, good uniformity, good water retention, good crack resistance, good construction performance and wide market application prospect.
本发明属于砂浆技术领域，公开了一种道路快速修补砂浆及其施工工艺配方，其特征在于：由以下质量百分含量的组分组成：20‑30％低碱硫铝酸盐水泥、5‑10％石英矿、2‑5％尾矿沙、2‑10％硅灰、1‑3％膨胀粉、1‑5％消泡粉、2‑5％脱硫石膏粉、1‑3％钠基膨润土、0.05‑0.1％聚丙烯纤维、10‑20％粉煤灰、0.3‑0.5％羟丙基甲基纤维素醚、0.5‑0.7％VAE可再分散乳胶粉、5‑10％性能改良剂，本发明配方科学合理，成本低，通过各组分之间的协同作用，砂浆的粘结强度高，均一性、保水、抗裂和施工性能好，市场应用前景广阔。
Rapid road repairing mortar and construction process formula thereof
The invention belongs to the technical field of mortar, and discloses rapid road repairing mortar and a construction process formula thereof. The invention is characterized in that the mortar is prepared from the following components in percentage by mass: 20-30% of low-alkali sulphoaluminate cement, 5-10% of quartz ore, 2-5% of tailing sand, 2-10% of silica fume, 1-3% of expansion powder, 1-5% of defoaming powder, 2-5% of desulfurized gypsum powder, 1-3% of sodium bentonite, 0.05-0.1% of polypropylene fiber, 10-20% of fly ash, 0.3-0.5% of hydroxypropyl methyl cellulose ether, 0.5-0.7% of VAE redispersible latex powder and the balance of water. According to the present invention, the formula is scientific and reasonable, the cost is low, and through the synergistic effect of the components, the mortar has characteristics of high bonding strength, good uniformity, good water retention, good crack resistance, good construction performance and wide market application prospect.
本发明属于砂浆技术领域，公开了一种道路快速修补砂浆及其施工工艺配方，其特征在于：由以下质量百分含量的组分组成：20‑30％低碱硫铝酸盐水泥、5‑10％石英矿、2‑5％尾矿沙、2‑10％硅灰、1‑3％膨胀粉、1‑5％消泡粉、2‑5％脱硫石膏粉、1‑3％钠基膨润土、0.05‑0.1％聚丙烯纤维、10‑20％粉煤灰、0.3‑0.5％羟丙基甲基纤维素醚、0.5‑0.7％VAE可再分散乳胶粉、5‑10％性能改良剂，本发明配方科学合理，成本低，通过各组分之间的协同作用，砂浆的粘结强度高，均一性、保水、抗裂和施工性能好，市场应用前景广阔。
Rapid road repairing mortar and construction process formula thereof
一种道路快速修补砂浆及其施工工艺配方
CHENG XIAOTIAN (author) / CAI HAIJUAN (author) / MA SHIYING (author) / WANG CHANG (author) / NIE JINRONG (author) / YANG BO (author) / SHI YINGXIA (author) / YANG SHENGXIAN (author)
2022-04-22
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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