Activated carbon modification method for removing nitric oxide and nitrogen dioxide in air
A technology of nitric oxide and nitrogen dioxide, applied in the application field of activated carbon in air purification, can solve the problems of decreased hydrophobic capacity of activated carbon, pollution of customer site environment, increase of water content of activated carbon, etc., to improve adsorption effect, increase removal efficiency, The effect of guaranteeing the adsorption efficiency
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[0032] In order to make a further understanding of the purposes of the present invention, it is described in detail with reference to the apparatus.
[0033] Please refer to figure 1 , An embodiment of the present invention provides a method of modifying activated carbon monoxide and nitrogen dioxide in the air a gas removal, comprising the steps of:
[0034] S1: preparing activated carbon, steam activation or selection of the activated potassium coconut / columnar activated carbon coal; further, a specific surface area of activated carbon is greater than 800m2 / g, a total pore volume greater than 0.5 cm3 / g, mesopore volume greater than 0.2 cm3 / g of the activated carbon column; by selection of such activated carbon, activated carbon having a micropore structure rich while facilitating a supported catalyst;
[0035] S2: clear channel activated carbon, using an excess of 3-8% concentration of hydrochloric acid solution prepared in the washing step S1 of activated carbon to re...
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