Flocculating agent for printing and dyeing wastewater treatment and application of flocculating agent
A technology for printing and dyeing wastewater and flocculant, which is used in textile industry wastewater treatment, water/sewage treatment, water treatment parameter control, etc. The effect of excellent flocculation effect
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Embodiment 1
[0022] A flocculant for printing and dyeing wastewater treatment, which consists of the following components by weight: 65 parts of glutaraldehyde cross-linked chitosan, 28 parts of inorganic flocculant, 9 parts of plant extract flocculant, cationic collagen polypeptide base Surfactant C-CBS 5.5 parts.
[0023] The inorganic flocculant is composed of aluminum sulfate, polyaluminum chloride, and polyferric chloride in a mass ratio of 1:3:0.5. The plant extract flocculant is composed of ammoniated lignin and Enteromorpha polysaccharide in a mass ratio of 1:0.1.
[0024] The preparation method of the flocculant is as follows: put glutaraldehyde cross-linked chitosan, inorganic flocculant, plant extract flocculant, cationic collagen polypeptide-based surfactant C-CBS in a stirring tank, and stir for 40 minutes at room temperature, that is, have to.
Embodiment 2
[0026] A flocculant for printing and dyeing wastewater treatment, which consists of the following components in parts by weight: 70 parts of glutaraldehyde cross-linked chitosan, 25 parts of inorganic flocculant, 12 parts of plant extract flocculant, cationic collagen polypeptide base Surfactant C-CBS 4 parts.
[0027] The inorganic flocculant is composed of aluminum sulfate, polyaluminum chloride, and polyferric chloride in a mass ratio of 1:2:0.8. The plant extract flocculant is composed of enteromorpha polysaccharide and wintergreen leaf extract in a mass ratio of 1:10.
[0028] The preparation method of the flocculant is as follows: put glutaraldehyde cross-linked chitosan, inorganic flocculant, plant extract flocculant, cationic collagen polypeptide-based surfactant C-CBS agent in a stirring tank, stir at room temperature for 50min, Instantly.
Embodiment 3
[0030] A flocculant for printing and dyeing wastewater treatment, which consists of the following components by weight: 54 parts of glutaraldehyde cross-linked chitosan, 35 parts of inorganic flocculant, 3 parts of plant extract flocculant, cationic collagen polypeptide base Surfactant C-CBS 7 parts.
[0031] The inorganic flocculant is composed of aluminum chloride and polyaluminum sulfate in a mass ratio of 1:5. The plant extract flocculant is composed of ammoniated lignin and wintergreen leaf extract in a mass ratio of 1:0.2.
[0032]The preparation method of the flocculant is as follows: put glutaraldehyde cross-linked chitosan, inorganic flocculant, plant extract flocculant, cationic collagen polypeptide-based surfactant C-CBS in a stirring tank, and stir at room temperature for 35 minutes, that is, have to.
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