Purifying treatment agent for coal-washing wastewater and preparation method thereof
A technology for purification treatment and coal washing wastewater, which is applied in mining wastewater treatment, flocculation/sedimentation water/sewage treatment, etc. It can solve the problems of unsatisfactory treatment effect, slow sedimentation speed and high cost, and achieve low cost, small dosage and high efficiency Effect
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[0012] A purification treatment agent for coal washing wastewater, made of the following weight (kg) raw materials: sepiolite 35, montmorillonite 18, medical stone 12, polyacrylamide 16, sodium polyacrylate 8, polyaluminum chloride 4 , Sodium Lignosulfonate 3, Alum Powder 4, Ferrous Sulfate 7, Guar Gum Powder 10, Nano Carbon 8, Porous Calcium Phosphate 6, Carboxymethyl Chitosan 10, Sodium Alginate 8, Span 80 2, Sodium lauryl sulfate 1, stearic acid 2, γ-aminopropyl triethoxysilane 0.5.
[0013] A preparation method of a purification treatment agent for coal washing wastewater includes the following steps:
[0014] (1) Take sepiolite, montmorillonite and medical stone and mix them evenly, put them into 15% hydrochloric acid solution, heat to 80℃ in water bath, keep for 1h, take out, wash with distilled water to neutrality, dry, 720℃ Calcined for 2h, cooled to room temperature, crushed, added stearic acid, γ-aminopropyltriethoxysilane and sodium lignosulfonate, grind at...
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