High temperature resistant inorganic composite binder and preparation method thereof
An inorganic composite and binder technology, applied in the direction of inorganic binders, non-polymer binder additives, adhesives, etc., can solve the problems of corrosion of inorganic materials, high curing temperature, unfavorable kiln, boiler energy saving and consumption reduction, etc. , to achieve good adhesion and corrosion, scientific and simple preparation method, and obvious synergistic effect
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Embodiment 1
[0022] The high-temperature-resistant inorganic composite binder includes the following raw materials in parts by weight: 10 parts of aluminum hydroxide, 8 parts of zirconium sol, 0.5 parts of rare earth oxide, 15 parts of palygorskite powder, 15 parts of sodium silicate, and 10 parts of calcined kaolin. 3 parts, 3 parts of hollow microspheres, 30 parts of water.
[0023] The rare earth oxide is a mixture of yttrium oxide, lanthanum oxide and cerium oxide, and the mixing mass ratio is 2:1:3.
[0024] The particle size of the hollow microspheres is 350-400 μm, and the capacity is 420-450 kg / m 3 .
[0025] First mix aluminum hydroxide, rare earth oxides, palygorskite powder, hollow microspheres and water at room temperature, then add zirconium sol, sodium silicate and calcined kaolin to the mixture, and then react at a temperature of 40±5°C It is mixed under the pressure to obtain a high temperature resistant inorganic composite binder.
Embodiment 2
[0027] The high temperature resistant inorganic composite binder includes the following raw materials in parts by weight: 20 parts of aluminum hydroxide, 3 parts of zirconium sol, 0.2 parts of rare earth oxide, 20 parts of palygorskite powder, 30 parts of sodium silicate, 5 parts of calcined kaolin Parts, 10 parts of hollow microspheres, 55 parts of water.
[0028] The rare earth oxide is a mixture of yttrium oxide, lanthanum oxide and cerium oxide, and the mixing mass ratio is 4:3:8.
[0029] The particle size of the hollow microspheres is 420-450 μm, and the capacity is 460-480 kg / m 3 .
[0030] First mix aluminum hydroxide, rare earth oxides, palygorskite powder, hollow microspheres and water at room temperature, then add zirconium sol, sodium silicate and calcined kaolin to the mixture, and then react at a temperature of 45±5°C It is mixed under the pressure to obtain a high temperature resistant inorganic composite binder.
Embodiment 3
[0032] The high temperature resistant inorganic composite binder includes the following raw materials in parts by weight: 15 parts of aluminum hydroxide, 5 parts of zirconium sol, 0.3 parts of rare earth oxide, 18 parts of palygorskite powder, 25 parts of sodium silicate, 6 parts of calcined kaolin Parts, 7 parts of hollow microspheres, 45 parts of water.
[0033] The rare earth oxide is a mixture of yttrium oxide, lanthanum oxide and cerium oxide, and the mixing mass ratio is 1:3:5.
[0034] The particle size of the hollow microspheres is 450-490 μm, and the capacity is 500-530 kg / m 3 .
[0035] First mix aluminum hydroxide, rare earth oxides, palygorskite powder, hollow microspheres and water at room temperature, then add zirconium sol, sodium silicate and calcined kaolin to the mixture, and then react at a reaction temperature of 50±5°C It is mixed under the pressure to obtain a high temperature resistant inorganic composite binder.
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Abstract
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