Adsorption-catalyst for treating phenol containing waste-water, preparation method and application thereof
A catalyst and phenol technology, which is applied in the field of multi-component adsorption-catalyst preparation, can solve the problems of large loss rate of activated carbon adsorption capacity, increased treatment cost, activated carbon loss, etc., and achieves low cost, industrial water saving, and equipment footprint. small effect
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Embodiment 2
[0019] Preparation of Cu4Zn2 / AC catalyst:
[0020] Take 9g of zinc nitrate and add 100ml of 0.62mol / l copper nitrate solution to prepare an impregnation solution, and the specific surface area of 100 grams of 40-60 mesh is 800m 2 Activated carbon particles per gram were poured into the impregnating solution and stirred, left at room temperature for 4 hours, dried at 110°C for 6 hours, then calcined at 300°C under the protection of argon for 12 hours, and naturally cooled to room temperature to prepare catalyst B. The weight of metal components is: Cu 4%, Zn 2%, activated carbon 94%, marked as Cu4Zn2 / AC.
[0021] Cu4Zn2 / AC Adsorption-Catalyst Use:
[0022] 50ml of organic wastewater containing 1500ppm phenol passes through the adsorption column equipped with 0.5g Cu4Zn2 / AC adsorption-catalyst, discharges the purified waste water after the adsorption finishes, and dries the Cu4Zn2 / AC adsorption-catalyst of adsorbed phenol at normal temperature; AC adsorption - oxidizing gas ...
Embodiment 3
[0025] Preparation of Cu5Ce1 / AC catalyst:
[0026] Take 3.1g of cerium nitrate and add 100ml of 0.78mol / l copper nitrate solution to prepare an impregnation solution, and the specific surface area of 100 grams of 40-60 mesh is 800m 2 The activated carbon particles per gram were poured into the impregnation solution and stirred, left at room temperature for 6 hours, dried at 110°C for 12 hours, then calcined at 250°C under the protection of argon for 24 hours, and naturally cooled to room temperature to prepare catalyst C. The weight of metal components is: Cu 5%, Ce 1%, activated carbon 94%, marked as Cu5Ce1 / AC.
[0027] Cu5Ce1 / AC Adsorption-Catalyst Use:
[0028] 50ml of organic waste water containing 1500ppm phenol passes through the adsorption column that 0.5gCu5Ce1 / AC adsorption-catalyst is housed, discharges the purified waste water after the adsorption finishes, and the Cu5Ce1 / AC adsorption-catalyst of drying adsorption phenol at normal temperature; AC adsorption - o...
Embodiment 4
[0031] Preparation of Cu1Ce5 / AC catalyst:
[0032] Take 15.5g of cerium nitrate and add 100ml of 0.16mol / l copper nitrate solution to prepare an impregnation solution, and the specific surface area of 100 grams of 40-60 mesh is 800m 2 The activated carbon particles per gram were poured into the impregnation solution and stirred, left at room temperature for 6 hours, dried at 110°C for 12 hours, then calcined at 250°C under the protection of argon for 24 hours, and naturally cooled to room temperature to prepare catalyst D. The weight of metal components is: Cu 1%, Ce 5%, activated carbon 94%, marked as Cu1Ce5 / AC.
[0033] Cu1Ce5 / AC Adsorption-Catalyst Use:
[0034] 50ml of organic waste water containing 500ppm phenol passes through the adsorption column that 0.5g Cu1Ce5 / AC adsorption-catalyst is housed, discharges the purified waste water after the adsorption finishes, and the Cu1Ce5 / AC adsorption-catalyst of drying adsorption phenol at normal temperature; AC adsorption - ...
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