Cement-based capillary crystalline waterproof material based on nanosilicon-based material and preparation method and application thereof
A technology of penetrating crystallization and waterproof materials, which is applied in the field of building waterproof materials, and can solve problems such as difficult to quickly repair concrete cracks and pores
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[0026] Example 1
[0027] A cement-based permeable crystalline waterproof material is composed of raw materials in the following proportions by weight:
[0028] 45 parts of Portland cement;
[0029] 31.4 parts of quartz sand;
[0030] 4 parts of citric acid;
[0031] 12 parts of sodium carbonate;
[0032] 3 parts of instant sodium silicate;
[0033] 0.4 parts of nano silica;
[0034] 0.5 part of surfactant;
[0035] 0.5 part of tartaric acid;
[0036] 1 part of calcium ion compensator;
[0037] 2 parts of polycarboxylic acid water reducing agent;
[0038] 0.2 parts of cellulose ether;
[0039] Wherein, the quartz sand is obtained by compounding 40-70 mesh, 70-100 mesh and 100-140 mesh, and the compounding weight ratio is specifically 1:2:1; the surfactant is dodecyl ethoxy sulfonate Betaine; hydroxyethyl methyl cellulose ether with a viscosity of 200 to 1500 mPa·S of cellulose ether.
Example Embodiment
[0040] Example 2
[0041] A cement-based permeable crystalline waterproof material is composed of raw materials in the following proportions by weight:
[0042] 55 parts of Portland cement;
[0043] 27 parts of quartz sand;
[0044] 3 parts of citric acid;
[0045] 7 parts of sodium carbonate;
[0046] 1 part of instant sodium silicate;
[0047] 0.4 parts of nano silica;
[0048] 1.1 parts of surfactant;
[0049] 1.5 parts of tartaric acid;
[0050] 1 part of calcium ion compensator;
[0051] 2 parts of polycarboxylic acid water reducing agent;
[0052] 1 part of cellulose ether;
[0053] Wherein, the quartz sand is obtained by compounding 40-70 mesh, 70-100 mesh and 100-140 mesh, and the compound weight ratio is specifically 1:2:1; the surfactant is dodecylsulfopropyl betaine ; Hydroxyethyl methyl cellulose ether with cellulose ether viscosity of 200~1500mPa·S.
Example Embodiment
[0054] Example 3
[0055] A cement-based permeable crystalline waterproof material is composed of raw materials in the following proportions by weight:
[0056] 60 parts of Portland cement;
[0057] 18.5 parts of quartz sand;
[0058] 4 parts of citric acid;
[0059] 10 parts of sodium carbonate;
[0060] 3 parts of instant sodium silicate;
[0061] 0.1 part of nano silica;
[0062] 0.5 part of surfactant;
[0063] 0.5 part of tartaric acid;
[0064] 2 parts of calcium ion compensator;
[0065] 1 part of polycarboxylic acid water reducing agent;
[0066] 0.4 parts of cellulose ether;
[0067] Wherein, the quartz sand is obtained by compounding 40-70 mesh, 70-100 mesh and 100-140 mesh, and the compounding weight ratio is specifically 1:2:1; the surfactant is dodecyl ethoxy sulfonate Betaine or dodecyl sulfopropyl betaine; a hydroxyethyl methyl cellulose ether with a cellulose ether viscosity of 200 to 1500 mPa·S.
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