Acidic inorganic repairing agent as well as preparation method and repairing method thereof
A repairing agent, inorganic technology, applied in the field of acidic inorganic repairing agent and its preparation, can solve the problems of corrosion, repairing agent not suitable for high temperature use, etc.
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Embodiment 1
[0024] The acidic inorganic repairing agent of the present embodiment is made up of the following raw materials of weight part:
[0025] 5 parts of silica sol, 50 parts of silicon dioxide powder, 0.1 part of boron nitride powder, 10 parts of glass glaze, 1 part of water, 25 parts of ethanol.
[0026] Wherein, the pH value of the silica sol is 2, and the concentration is 60%; the silicon dioxide is silica powder with a fineness of more than 5000 mesh and a purity of more than 99.0%; the boron nitride is a fineness of more than 200 mesh , Boron nitride powder with a purity of more than 99.0%. The water is high-purity water, and ethanol is analytically pure.
[0027] The preparation method of the acidic inorganic repairing agent described in this embodiment is as follows: take silica sol, silicon dioxide, boron nitride, and glass glaze and mix them evenly.
[0028] The repair method of the acidic inorganic repairing agent described in this embodiment is as follows: apply the ac...
Embodiment 2
[0030] The acidic inorganic repairing agent of the present embodiment is made up of the following raw materials of weight part:
[0031] 100 parts of silica sol, 25 parts of silicon dioxide powder, 10 parts of boron nitride powder, 0.1 part of glass glaze, 25 parts of water, and 13 parts of ethanol.
[0032] Wherein, the pH value of the silica sol is 5, and the concentration is 15%; the silica powder is silica powder with a fineness of 5000 mesh or more and a purity of 99.0% or more; the boron nitride is a fineness of 200 mesh or more , Boron nitride powder with a purity of more than 99.0%. The water is high-purity water, and ethanol is analytically pure.
[0033] The preparation method of the acidic inorganic repairing agent described in this embodiment is as follows: take silica sol, silicon dioxide, boron nitride, and glass glaze and mix them evenly.
[0034] The repairing method of the acidic inorganic repairing agent described in this embodiment is as follows: apply the...
Embodiment 3
[0036] The acidic inorganic repairing agent of the present embodiment is made up of the following raw materials of weight part:
[0037] 52 parts of silica sol, 1 part of silicon dioxide powder, 5 parts of boron nitride powder, 20 parts of glass glaze, 13 parts of water, and 1 part of ethanol.
[0038] Wherein, the pH value of the silica sol is 4, and the concentration is 37%; the silica is silica powder with a fineness of 5000 mesh or more and a purity of 99.0% or more; the boron nitride is a fineness of 200 mesh or more , Boron nitride powder with a purity of more than 99.0%. The water is high-purity water, and ethanol is analytically pure.
[0039] The preparation method of the acidic inorganic repairing agent described in this embodiment is as follows: take silica sol, silicon dioxide, boron nitride, and glass glaze and mix them evenly.
[0040] The repairing method of the acidic inorganic repairing agent described in this embodiment is as follows: apply the acidic inorg...
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