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A platform for research: civil engineering, architecture and urbanism
Negative-temperature prestressed duct grouting material and preparation method thereof
The invention discloses a prestressed duct grouting material for negative temperature and a preparation method thereof, and belongs to the technical field of building materials, the prestressed duct grouting material for negative temperature comprises the following components: cement, slag powder, silica fume, nano-silica, a water reducing agent, an expanding agent, an antifreezing agent, a defoaming agent and an auxiliary heating composition. The negative-temperature prestressed duct grouting material prepared by the invention has the advantages of good slurry flowing property and high strength, and is especially suitable for prestressed duct grouting construction in a low-temperature environment.
本发明公开了一种负温用预应力孔道压浆料及其制备方法，属于建筑材料技术领域，所述负温用预应力孔道压浆料，包括如下组分：水泥、矿渣粉、微硅粉、纳米二氧化硅、减水剂、膨胀剂、防冻剂、消泡剂、辅热组合物。本发明制得的负温用预应力孔道压浆料具有浆体流动性能好，强度高，特别适用于低温环境下预应力孔道压浆施工使用。
Negative-temperature prestressed duct grouting material and preparation method thereof
The invention discloses a prestressed duct grouting material for negative temperature and a preparation method thereof, and belongs to the technical field of building materials, the prestressed duct grouting material for negative temperature comprises the following components: cement, slag powder, silica fume, nano-silica, a water reducing agent, an expanding agent, an antifreezing agent, a defoaming agent and an auxiliary heating composition. The negative-temperature prestressed duct grouting material prepared by the invention has the advantages of good slurry flowing property and high strength, and is especially suitable for prestressed duct grouting construction in a low-temperature environment.
本发明公开了一种负温用预应力孔道压浆料及其制备方法，属于建筑材料技术领域，所述负温用预应力孔道压浆料，包括如下组分：水泥、矿渣粉、微硅粉、纳米二氧化硅、减水剂、膨胀剂、防冻剂、消泡剂、辅热组合物。本发明制得的负温用预应力孔道压浆料具有浆体流动性能好，强度高，特别适用于低温环境下预应力孔道压浆施工使用。
Negative-temperature prestressed duct grouting material and preparation method thereof
一种负温用预应力孔道压浆料及其制备方法
QIN MINGQIANG (author) / LIU KUANGYI (author) / XIAO JI (author) / CHEN YONGYONG (author) / LI ZHUWEN (author) / LI JIANGBO (author) / HU JUN (author) / ZENG HUIJIAO (author)
2024-04-02
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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