Alkaline-free anti-crack concrete shrinkage reducing agent
A concrete shrinkage reducing agent and shrinkage reducing agent technology, which is applied in the field of alkali-free anti-cracking concrete shrinkage reducing agent, can solve problems such as less consideration of concrete anti-cracking effect, achieve easy control of production conditions, low dosage, and improve crack resistance and impermeability Effect
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Embodiment 1
[0037] The content of each component of the alkali-free anti-crack concrete shrinkage reducer is: Class I fly ash: 5.5kg, polypropylene short fiber: 1.5kg, polyethylene glycol: 0.9kg, methacrylic acid: 0.7kg, calcium formate: 0.68kg, neopentyl glycol: 0.64kg, sodium dodecylbenzenesulfonate: 0.08kg.
Embodiment 2
[0039] The content of each component of the alkali-free anti-cracking concrete shrinkage reducer is: Class I fly ash: 4.5kg, polypropylene short fiber: 1.5kg, polyethylene glycol: 1.4kg, methacrylic acid: 1.2kg, calcium formate: 0.28kg, neopentyl glycol: 1.04kg, sodium dodecylbenzenesulfonate: 0.08kg.
Embodiment 3
[0041] The content of each component of the non-alkali anti-cracking concrete shrinkage reducer is: Class I fly ash: 6.5kg, polypropylene short fiber: 1.0kg, polyethylene glycol: 0.7kg, methacrylic acid: 0.7kg, calcium formate: 0.48kg, neopentyl glycol: 0.54kg, sodium dodecylbenzenesulfonate: 0.08kg.
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