Preparation method of modified fiber based vacuum insulated panel core material
A technology of vacuum insulation panels and modified fibers, which is applied in glass manufacturing equipment, non-fiber pulp addition, fiber raw material processing, etc., can solve the problems of destroying buildings or other equipment, failing to meet market requirements, and losing strength, etc., to achieve reduction Thermal conductivity, preventing oxygen from coming into contact with flammable substances, reducing thermal conductivity
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[0021] Mix and grind aluminum hydroxide and magnesium hydroxide in an equal mass ratio for 10-12 minutes to obtain ground powder, mix the ground powder, stearic acid and deionized water in a beaker with a mass ratio of 3:1:4, and Place the beaker in a water bath, stir and react for 35 to 45 minutes at a temperature of 65 to 72°C and a speed of 180 to 210 r / min to obtain the reaction material, wash the reaction material with deionized water for 3 to 4 times, and continue to The cleaned reaction material is put into an oven, dried at a temperature of 85-90°C for 24-32 minutes, ground and discharged to obtain a modified grinding powder; the alumina and silica are mixed and stirred at a mass ratio of 1:2 for 6 ~8min, put it into the electric arc furnace after stirring, and melt it under the condition of 2000~2400℃ for 32~36min to obtain the molten liquid, then flow the molten liquid into the furnace through the furnace, and blow it on the molten liquid with high-speed airflow, Dis...
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