Rapid repair polymer mortar
A technology of polymer and mortar, which is applied in the field of building materials, can solve the problems that the repair effect cannot meet the engineering design repair requirements, repair failure and other problems, and achieve the effect of easy on-site maintenance, improved workability, and reduced drying shrinkage
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Embodiment 1
[0028] Example 1 - Quick Repair Polymer Mortar
[0029] It is made from the following raw materials:
[0030] 70kg of sand, 12kg of cement, 5kg of fly ash with 0.045mm sieve residue less than 25%, 5kg of mineral powder with specific surface area ≥ 400㎡ / kg, 28-day activity index ≥ 98%, latex powder 2kg, cellulose ether 0.1kg , 0.5kg of epoxy resin with a molecular weight of 200, 0.5kg of epoxy resin with a molecular weight of 400, 1kg of rosin glyceride and 2kg of polyurethane thickener;
[0031] Wherein, the sand refers to the sand with the following particle gradation structure:
[0032] 9.5mm sieve hole: 0%;
[0033] 4.75mm sieve hole: 10%;
[0034] 2.36mm sieve hole: 5%;
[0035] 1.18mm sieve hole: 30%;
[0036] 600μm sieve residue: 41%;
[0037] 300μm sieve: 80%;
[0038] 150μm sieve residue: 100%.
Embodiment 2
[0039] Example 2 - Quick Repair Polymer Mortar
[0040] It is made from the following raw materials:
[0041] 75kg of sand, 14kg of cement, 8kg of fly ash with 0.045mm sieve residue less than 25%, 8kg of mineral powder with specific surface area ≥ 400㎡ / kg, 28-day activity index ≥ 98%, latex powder 3kg, cellulose ether 1kg, 0.6kg of epoxy resin with a molecular weight of 250, 1kg of epoxy resin with a molecular weight of 450, 3kg of rosin glyceride and 4kg of polyurethane thickener;
[0042] Wherein, the sand refers to the sand with the following particle gradation structure:
[0043] 9.5mm sieve hole: 0%;
[0044] 4.75mm sieve hole: 5%;
[0045] 2.36mm sieve hole: 10%;
[0046] 1.18mm sieve hole: 10%;
[0047] 600μm sieve residue: 55%;
[0048] 300μm sieve residue: 71%;
[0049] 150μm sieve residue: 95%.
Embodiment 3
[0050] Example 3 - Quick Repair Polymer Mortar
[0051] It is made from the following raw materials:
[0052] 80kg of sand, 15kg of cement, 5kg to 8kg of fly ash with a sieve residue of 0.045mm less than 25%, 6kg of mineral powder with a specific surface area of ≥400㎡ / kg and a 28-day activity index of ≥98%, 5kg of latex powder, and cellulose ether 0.7kg, 0.7kg of epoxy resin with a molecular weight of 230, 0.8kg of epoxy resin with a molecular weight of 420, 5kg of rosin glyceride and 3kg of polyurethane thickener;
[0053] Wherein, the sand refers to the sand with the following particle gradation structure:
[0054] 9.5mm sieve hole: 0%;
[0055] 4.75mm sieve hole: 0%;
[0056] 2.36mm sieve hole: 25%;
[0057] 1.18mm sieve hole: 50%;
[0058] 600μm sieve residue: 70%;
[0059] 300μm sieve residue: 92%;
[0060] 150μm sieve residue: 82%.
[0061] The preparation method of the rapid repair polymer mortar described in the above-mentioned embodiments is as follows: take...
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