Coagulant for paint mist and application of coagulant
A paint mist coagulant and reaction technology, applied in the direction of flocculation/sedimentation water/sewage treatment, multi-stage water treatment, water/sludge/sewage treatment, etc., can solve the problem of high price and achieve the effect of obvious price advantage
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 This embodiment provides a preparation method and application of a paint mist coagulant. The preparation method includes:
 Preparation of Agent A: Add 15.12 grams of melamine and 20 milliliters of 37wt% formaldehyde solution to a stoppered flask filled with 200 milliliters of water, adjust the pH to 3 with hydrochloric acid, and react at 60°C for 3 hours to obtain A agent solution.
 Preparation of agent B: Take 360 ml of water, add 1.5 grams of anionic polyacrylamide with a molecular weight of 10 million, 1.2 ml of 30wt% sodium hydroxide in sequence, react for 1 hour at 70°C, cool down to 50°C, and add 2.5wt% of Add 40 ml of sodium sulfate, react at constant temperature for 2 hours, and then add 2 g of ammonium bicarbonate to prepare agent B solution.
 Preparation of agent C: Add sodium hydroxide to water to make the concentration of the solution reach any value within the range of 10-30wt%, such as 10%, 15%, 20%, 25%, 30%, etc., and then s...
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