Antibacterial and abrasion-resistant aerated brick and method for preparing same
A kind of technology of aerated brick and antibacterial agent, which is applied in the field of building materials, can solve the problems of weak antibacterial ability, achieve the effects of not easy to seepage, increase strength, and reduce cracks in the green body
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[0029] Example 1
[0030] An antibacterial wear-resistant aerated brick, based on parts by weight, comprises the following raw materials: 40 parts of gypsum powder, 30 parts of dolomite, 30 parts of bentonite, 20 parts of calcium carbonate whiskers, 10 parts of inorganic gel, 10 parts of flax fiber, 8 parts of modified graphite powder, 5 parts of calcium lignosulfonate, 5 parts of antibacterial agent, 5 parts of foaming agent, 1 part of sodium tripolyphosphate, 1 part of polyaryl ether ketone, and 90 parts of water;
[0031] Among them, the modified graphite powder is prepared by the following method:
[0032] a. Add 60 parts by weight of graphite powder to a 98% concentrated sulfuric acid solution, react at 60-80°C for 1-2 hours, centrifuge and filter, and wash with distilled water to pH 5-6;
[0033] b. Add 10 parts by weight of cyclodextrin and 10 parts by weight of sulfonated polystyrene to step a, stir and mix for 20-40 minutes, then add 15 parts by weight of sodium lauryl sulfat...
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[0041] Example 2
[0042] An antibacterial wear-resistant aerated brick, in parts by weight, includes the following raw materials: 50 parts of gypsum powder, 45 parts of dolomite, 35 parts of bentonite, 25 parts of calcium carbonate whiskers, 15 parts of inorganic gel, 12 parts of hemp fiber, 10 parts of modified graphite powder, 8 parts of calcium lignosulfonate, 8 parts of antibacterial agent, 6 parts of foaming agent, 5 parts of sodium tripolyphosphate, 3 parts of polyaryl ether ketone, 190 parts of water;
[0043] Among them, the modified graphite powder is prepared by the following method:
[0044] a. Add 70 parts by weight of graphite powder to a 98% concentrated sulfuric acid solution, react at 60-80°C for 1-2 hours, centrifuge and filter, and wash with distilled water to pH 5-6;
[0045] b. Add 15 parts by weight of cyclodextrin and 15 parts by weight of sulfonated polystyrene to step a, stir and mix for 20-40 minutes, then add 20 parts by weight of sodium lauryl sulfate and c...
Example Embodiment
[0053] Example 3
[0054] An antibacterial wear-resistant aerated brick, in parts by weight, includes the following raw materials: 60 parts of gypsum powder, 50 parts of dolomite, 40 parts of bentonite, 30 parts of calcium carbonate whiskers, 20 parts of inorganic gel, 15 parts of sugarcane fiber, 15 parts of modified graphite powder, 10 parts of water-soluble resin calcium sulfonate, 10 parts of antibacterial agent, 10 parts of foaming agent, 5 parts of sodium tripolyphosphate, 5 parts of polyaryl ether ketone, and 165 parts of water;
[0055] Among them, the modified graphite powder is prepared by the following method:
[0056] a. Add 80 parts by weight of graphite powder to a 98% concentrated sulfuric acid solution, react at 80°C for 1 hour, centrifuge and filter, and wash with distilled water to pH 5-6;
[0057] b. Add 20 parts by weight of cyclodextrin and 20 parts by weight of sulfonated polystyrene to step a, stir and mix for 40 minutes, then add 20 parts by weight of sodium la...
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