Burning-free and steaming-free brick microcrystalline assistant and preparation method thereof
A technology of microcrystals and additives, applied in the field of building materials, can solve the problems of difficult formation of building material gelling materials, poor activity excitation effect, poor freeze-thaw resistance, etc., and achieve good process performance, processing and molding performance, and water absorption. Low, early intensity high effect
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[0019] Example 1
[0020] A double-free brick microcrystalline auxiliary agent, including the following raw materials in weight percentage: 18kg of saturated fatty acid, 12kg of organic tertiary amine, 0.25kg of chloride, 0.75kg of inorganic strong base, 69kg of inorganic acid salt, of which the saturated fatty acid is palmitic acid, The organic tertiary amine is benzyl dimethylamine, the chloride is potassium chloride, the inorganic strong base is sodium hydroxide, and the inorganic acid salt is sodium sulfate and potassium silicate mixed in a weight ratio of 2:1.
[0021] A preparation method of double brick-free microcrystalline auxiliary agent includes the following steps:
[0022] (1) Add the weighed saturated fatty acid and organic tertiary amine into the reaction kettle, heat and stir, react at 85°C for 6 hours, and then lower the temperature to 65°C;
[0023] (2) Then add the weighed inorganic acid salt, chloride, and strong inorganic base to the reaction kettle of step (1), a...
Example Embodiment
[0024] Example 2
[0025] A double-free brick microcrystalline auxiliary agent, including the following weight percentages of raw materials: saturated fatty acid 20kg, organic tertiary amine 10.5kg, chloride 0.28kg, inorganic strong alkali 0.6kg, inorganic acid salt 68.62kg, of which saturated fatty acid is caprylic acid and Lauric acid is obtained by mixing 1:1 by weight, organic tertiary amine is triethanolamine, piperidine, and pyridine by mixing 1:1:1 by weight, chloride is potassium chloride, and strong inorganic base is sodium hydroxide and hydroxide Lithium is obtained by mixing at a weight ratio of 4:3, and the inorganic acid salt is obtained by mixing sodium sulfate and sodium silicate at a weight ratio of 5:2.
[0026] A preparation method of double brick-free microcrystalline auxiliary agent includes the following steps:
[0027] (1) Put the weighed saturated fatty acid and organic tertiary amine into the reaction kettle, heat it up and stir, react at 87°C for 6.3 hours, ...
Example Embodiment
[0029] Example 3
[0030] A double-free brick microcrystalline auxiliary agent, including the following raw materials in weight percentage: 23kg of saturated fatty acid, 8.5kg of organic tertiary amine, 0.3kg of chloride, 0.45kg of inorganic strong base, 67.75kg of inorganic acid salt, of which the saturated fatty acid is capric acid , Myristic acid and arachidic acid are obtained by mixing at a weight ratio of 1:3:4, and the organic tertiary amine is triethanolamine, DMP-10, K-61B, piperidine, and picoline at a weight ratio of 1:1:1:1:1 It is obtained by mixing, the chloride is potassium chloride, the inorganic strong base is sodium hydroxide, potassium hydroxide, and lithium hydroxide in a weight ratio of 1:1:1. The inorganic acid salt is sodium sulfate, potassium nitrite, potassium nitrate, Sodium silicate and sodium phosphate are mixed at a weight ratio of 1:1:1:1:1.
[0031] A preparation method of double brick-free microcrystalline auxiliary agent includes the following step...
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