Printing and dyeing sewage treatment agent
A technology for printing and dyeing sewage and treatment agent, which is applied in water/sewage treatment, water/sludge/sewage treatment, textile industry wastewater treatment, etc. High removal rate, low cost and simple process
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Embodiment 1
[0030] Party:
[0031] 10 parts of sodium polyacrylate, 5 parts of starch, 30 parts of bentonite, 5 parts of iron sulfate, 5 parts of alum,
[0032] 0.5 parts of aluminum sulfate, 1 part of activated carbon, 1 part of basic alumina, 0.5 parts of ferrous sulfate,
[0033] 0.2 parts of nickel nitrate, 10 parts of chitosan, and 0.02 parts of polysorbate.
[0034] The viscosity-average molecular weight of the sodium polyacrylate is 4000, and the molecular weight of the chitosan is 8000.
[0035] Preparation:
[0036] (1) Take bentonite, ferric sulfate, alum, aluminum sulfate, activated carbon, basic alumina, ferrous sulfate and nitric acid
[0037] Nickel, mixed and crushed to a fine powder;
[0038] (2) Take chitosan, add a certain amount of pure water, heat to dissolve at 50°C, then add sodium polyacrylate and starch, stir, keep warm, and obtain the intermediate material;
[0039] (3) Mix the above-mentioned fine powder and the intermediate material, add polysorbate, stir a...
Embodiment 2
[0041] Party:
[0042] 10 parts of sodium polyacrylate, 25 parts of starch, 50 parts of bentonite, 15 parts of iron sulfate, 15 parts of alum,
[0043] 1.5 parts of aluminum sulfate, 9 parts of activated carbon, 7 parts of basic alumina, 1.5 parts of ferrous sulfate,
[0044] 0.8 parts of nickel nitrate, 20 parts of chitosan, and 0.08 parts of polysorbate.
[0045] The viscosity-average molecular weight of the sodium polyacrylate is 6000, and the molecular weight of the chitosan is 12000.
[0046] Preparation:
[0047] (1) Take bentonite, ferric sulfate, alum, aluminum sulfate, activated carbon, basic alumina, ferrous sulfate and nitric acid
[0048] Nickel, mixed and crushed to a fine powder;
[0049] (2) Take chitosan, add a certain amount of pure water, heat to dissolve at 70°C, then add sodium polyacrylate and starch, stir, keep warm, and get the intermediate material;
[0050] (3) Mix the above-mentioned fine powder with the intermediate material, add polysorbate, st...
Embodiment 3
[0052] Party:
[0053] 10 parts of sodium polyacrylate, 15 parts of starch, 40 parts of bentonite, 10 parts of iron sulfate, 10 parts of alum,
[0054] 1 part of aluminum sulfate, 5 parts of activated carbon, 4 parts of basic alumina, 1 part of ferrous sulfate,
[0055] 0.5 parts of nickel nitrate, 15 parts of chitosan, and 0.05 parts of polysorbate.
[0056] The viscosity-average molecular weight of the sodium polyacrylate is 5000, and the molecular weight of the chitosan is 10000.
[0057] Preparation:
[0058] (1) Take bentonite, ferric sulfate, alum, aluminum sulfate, activated carbon, basic alumina, ferrous sulfate and nitric acid
[0059] Nickel, mixed and crushed to a fine powder;
[0060] (2) Take chitosan, add a certain amount of pure water, heat and dissolve at 60°C, then add sodium polyacrylate and starch, stir, keep warm, and obtain the intermediate material;
[0061] (3) Mix the above-mentioned fine powder with the intermediate material, add polysorbate, stir...
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