Emulsified asphalt material for purifying automobile exhaust and preparation method thereof
A technology for emulsified asphalt and automobile exhaust, which is used in building thermal insulation materials, building components, buildings, etc., can solve the problems of only functioning under sunlight, poor exhaust gas adsorption, and durability limitations, to improve conversion efficiency and effect. time, increase the effect of adsorption
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Embodiment 1
[0053] (1) Add 3g Yb 2 o 3 The carrier was dispersed in 150 mL deionized water, stirred at 200 rpm until uniformly dispersed; 0.5 g Ni(NO 3 ) 2 In the solution, keep stirring at 200 rpm for 1.5 h; use a separatory funnel to add 0.1 mol / L of K 2 CO 3 solution, adjust the pH to 8, and keep stirring at 400 rpm for 3 h; suction filter, dry at 90°C to obtain a solid substance, put it into a muffle furnace at 300°C for 3 h, and obtain asphalt modifier A1, with an average particle size of The diameter size is below 10 μm.
[0054] (2) Dissolve 2 parts by weight of cetyltrimethylammonium bromide in 20 parts by weight of water, wherein the temperature of the water is 40°C, and slowly add 5 parts by weight of 2000 m 2 / g of activated carbon (particle size below 100 μm) modified by sodium dodecylphenylsulfonate and 5 parts by weight of the asphalt modifier described in (1), stirred at a speed of 300 rpm for 2 h Finally, the modified soap is obtained; 100 parts by weight of asphalt ...
Embodiment 2
[0056] (1) Add 3 g La 2 o 3 The carrier was dispersed in 250 mL deionized water, stirred at 300 rpm until uniformly dispersed; 4.8 g Co(NO 3 ) 2 In the solution, keep stirring at 300 rpm for 2 h; use a separatory funnel to add 0.1 mol / L KOH solution dropwise, adjust the pH to 9, and continue stirring at 500 rpm for 3 h; filter with suction and dry at 90°C The obtained solid matter was put into a muffle furnace for 3 hours of roasting at 400° C. to obtain asphalt modifier A2 with an average particle size below 10 μm.
[0057] (2) Dissolve 6 parts by weight of sodium dodecylbenzenesulfonate in 40 parts by weight of water, where the temperature of the water is 60°C, and slowly add 8 parts by weight of 3000 m 2 / g of activated carbon (particle size below 100 μm) modified by sodium dodecylphenyl sulfonate and 10 parts by weight of the asphalt modifier described in (1), stirred at a speed of 800 rpm for 2 h Finally, the modified soap is obtained; 100 parts by weight of asphalt i...
Embodiment 3
[0059] (1) 3g CeO 2 The carrier was dispersed in 300 mL of deionized water, stirred at 400 rpm until uniformly dispersed; 3.59 g of Mn(CH 3 COO) 2 In the solution, keep stirring at 400 rpm for 3 h; use a separatory funnel to add 0.1 mol / L Na 2 CO 3 solution, adjust the pH to 10, and keep stirring at 500 rpm for 5 h; suction filter, dry at 90°C to obtain a solid substance, put it into a muffle furnace at 400°C for 5 h, and obtain asphalt modifier A3, with an average particle size of The diameter size is below 10 μm.
[0060] (2) Dissolve 4 parts by weight of N-lauryl-β-alanine in 30 parts by weight of water, where the temperature of the water is 50°C, and slowly add 12 parts by weight of 2500 m 2 / g of activated carbon (with a particle size below 100 μm) and 15 parts by weight of the asphalt modifier described in (1) modified by sodium dodecylphenyl sulfonate, stirred for 2 h at a speed of 600 rpm Finally, the modified soap is obtained; 100 parts by weight of asphalt is he...
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