Treatment method of wastewater containing rubber latex
A treatment method, rubber latex technology, applied in the direction of chilled water/sewage treatment, flocculation/sedimentation water/sewage treatment, etc., to achieve an environmentally friendly effect
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Embodiment 1
[0024] This example is used to illustrate the treatment method of the waste water produced in the production of rubber latex.
[0025] Measure 1000ml waste water (from the powder rubber workshop of Beijing Research Institute of Chemical Industry, wherein the rubber latex content is 3% by weight, and the chemical oxygen demand COD of waste water is 16356.4mg / L), put into-10 ℃ freezer and freeze for 168 hours, Take out and filter after natural thawing, the obtained filtrate is clear liquid, and its COD value is 351.6mg / L.
Embodiment 2
[0027] This example is used to illustrate the treatment method of the waste water produced in the production of rubber latex.
[0028] Measure 1000ml waste water (from the powder rubber workshop of Beijing Research Institute of Chemical Industry, wherein the rubber latex content is 2.5% by weight, and the chemical oxygen demand COD of waste water is 14337.0mg / L), put into -70 DEG C freezer and freeze for 24 hours, Take out and filter after natural thawing, the obtained filtrate is clear liquid, and its COD value is 312.4mg / L.
Embodiment 3
[0030] This example is used to illustrate the treatment method of the waste water produced in the production of rubber latex.
[0031] Measure 1000ml waste water (from the powder rubber workshop of Beijing Research Institute of Chemical Industry, wherein the rubber latex content is 0.5% by weight, and the chemical oxygen demand COD of waste water is 2981.8mg / L), put into -40 ℃ freezer and freeze for 72 hours, Take out and filter after natural thawing, the obtained filtrate is clear liquid, and its COD value is 325.7mg / L.
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