Terpolymer, multifunctional water treatment agent containing the copolymer and preparation method
A terpolymer, water treatment agent technology, applied in chemical instruments and methods, water/sludge/sewage treatment, descaling and water softening, etc. Large and other problems, to achieve the effect of a wide range of water quality, easy biodegradation, and high thermal stability
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Embodiment 1
[0050] A terpolymer made from the following raw materials in weight percent:
[0051] Allyl polyalkylene glycol (APAG) 33%, acrylic acid (AA) 3.0%, sodium allyl sulfonate (AS) 1.5%, thioglycolic acid 0.08%, sodium persulfate (NaPS) 0.12%, sodium hydroxide (NaOH) 1.2%, reverse osmosis water 61.1%.
[0052] Preparation:
[0053]Include the following steps:
[0054] (1) Take raw materials according to the above weight percentage;
[0055] (2) Take the weighed part and prepare the following solution with reverse osmosis water
[0056] ① Prepare a 23% aqueous solution of sodium persulfate for use;
[0057] ②Prepare an aqueous solution of acrylic acid with a concentration of 60% for use;
[0058] ③ Prepare a thioglycolic acid aqueous solution with a concentration of 0.91%, and set it aside;
[0059] ④Preparation concentration is 5% sodium hydroxide aqueous solution, stand-by;
[0060] (3) Add the remaining reverse osmosis water except the reverse osmosis water used in the ste...
Embodiment 2
[0068] A terpolymer made from the following raw materials in weight percent:
[0069] Allyl polyalkylene glycol (APAG) 37%, acrylic acid (AA) 5.0%, sodium allyl sulfonate (AS) 2.5%, thioglycolic acid 0.11%, sodium persulfate (NaPS) 0.16%, sodium hydroxide (NaOH) 1.7%, reverse osmosis water 53.6%.
[0070] The preparation method is the same as in Example 1.
Embodiment 3
[0072] A terpolymer made from the following raw materials in weight percent:
[0073] Allyl polyalkylene glycol (APAG) 35%, acrylic acid (AA) 3.64%, sodium allyl sulfonate (AS) 1.64%, mercaptoacetic acid 0.10%, sodium persulfate (NaPS) 0.14%, sodium hydroxide (NaOH) 1.4%, reverse osmosis water 58.1%.
[0074] The preparation method is the same as in Example 1.
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