High-efficiency organic coagulant
An organic coagulation and high-efficiency technology, applied in the direction of flocculation/sedimentation water/sewage treatment, etc., can solve the problems of large dosage, high cost of chemicals, high labor cost, etc.
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[0015] A high-efficiency organic coagulant, the specific preparation steps are as follows:
[0016] (1) Adding methylolated polyacrylamide and an ethanol solution with a mass concentration of 63% into the container, stirring and mixing;
[0017] (2) Raise the temperature of the container to 70-85° C., adjust the pH of the solution after 3 hours, and react under acidic conditions for 6 hours;
[0018] (4) Add quaternary ammonium salt monomer into the container, stir and mix evenly, then drop polymethyldiallyl ammonium chloride (HCA) into the reaction kettle, react for 9 hours, and obtain the organic coagulant.
[0019] The adding speed of the polymethyldiallylammonium chloride (HCA) is not more than 0.2ml / min.
[0020] Table 1 Product sensory
[0021] project index character homogeneous liquid color In specified color odor Has a specified odor, no peculiar smell
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