CN104556553A - Wastewater treatment process for producing rubber accelerator NOBS - Google Patents
Wastewater treatment process for producing rubber accelerator NOBS Download PDFInfo
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Abstract
The invention belongs to the technical field of environment-friendly water treatment and in particular relates to a wastewater treatment process for producing a rubber accelerator NOBS. The wastewater treatment process for producing the rubber accelerator NOBS comprises the following steps: (1) adding acid into the wastewater for neutralizing the wastewater water until the pH is 6.5-7.5; (2) adding a defoaming agent into the wastewater in the step (1), and aerating and defoaming for 3-6 hours; (3) adding a microbial purifying agent into the wastewater in the step (2); (4) adding an enzymic preparation into the wastewater in the step (3); and (5) conveying the water in the step (4) to a settling basin and filtering. The wastewater treatment process is high in water purification effect, high in water purification speed, high in safety and free of secondary pollution; the material with the adsorption capability is used as the raw material and is assisted by microorganisms for treating the wastewater, so that the wastewater treatment process is wide in application range; the treated water is extremely high in transparency and is recyclable.
Description
Technical field
The invention belongs to environment-protective water processing technology field, be specifically related to a kind of rubber accelerator NOBS production wastewater treatment water purification agent, also relate to the method adopting above-mentioned water purification agent process rubber accelerator NOBS factory effluent.
Background technology
Rubber industry is one of draining rich and influential family of petrochemical industry, its draining water quality is complicated, variation is comparatively large, if rubber accelerator NOBS wastewater is containing the organism of more difficult degradation, is directly difficult to reach desirable regulation effect by physics fining process or chemical reagent treatment process.The waste water that synthetic rubber production process produces, quantity discharged is large, and strong toxicity, as directly discharged without process, meeting serious pollution of ecological environment, meanwhile, because the water quality of Rubber Industrial Wastewater is complicated, organic content is high, makes its intractability very large, particularly styrene-butadiene rubber(SBR) production institute waste discharge.The production of general chloroprene rubber all adopts calcium carbide route, produce the organic waste water of a large amount of high density in process of production, this water toxicity is larger, containing a large amount of organic matters being difficult to biochemical degradation, as benzene homologues, dispersion agent, milk coagulant etc., as acetylene, acetaldehyde, chloroprene, benzene, chlorobenzene, copper etc., be a kind of seriously polluted, great trade effluent of intractability, for the process of this waste water, be a difficult problem of puzzlement enterprise, and relevant research is considerably less always.
Produce a large amount of containing the high-quality mark waste water such as raw material, auxiliary agent in the production process of NOBS product, as not treated direct discharge, certain pollution hazard will inevitably be caused to receiving sewage body, if enter existing biochemical treatment apparatus, then can produce biochemical treatment apparatus and impact, therefore, pre-treatment must be carried out to NOBS waste water.
Therefore, need improve for above-mentioned treatment process at present, design a kind for the treatment of process processing the waste water of rubber accelerator NOBS production process.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of rubber accelerator NOBS production wastewater treatment technique, first by waste water neutralize in this technique, add defoamer process again, aeration, then add microbial water-purifying agent and zymin, make microbial water-purifying agent and zymin act synergistically on waste water water body, reach the object of purification of water quality.
The present invention is realized by following technical scheme:
Rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 6.5-7.5 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 3-6 hour, defoamer accounts for the heavy 0.05-0.3% of waste water water body;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for the 0.02-0.3% of waste water gross weight;
(4) add zymin in the waste water in step (3), its add-on accounts for the 0.05-0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Above-mentioned microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5-2.0, Paracoccus denitrificans bacterium powder 0.5-1.5, thiobacterium bacterium powder 0.2-0.8, microphenomenon of degradation of aniline bacterium powder 0.3-1.2, flocculated bacteria bacterium powder 0.5-1.5, silicate bacteria bacterium powder 0.3-1.0, subtilis bacterium powder 0.4-1.2;
The parts by weight of above-mentioned zymin are: polygalacturonase 0.1-1.5, cellulase 0.1-0.8, oxydo-reductase 0.2-0.8, zytase 0.1-0.6, Sumizyme MP 0.1-0.6, monoamine oxidase 0.2-0.9.
Preferably, above-mentioned microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.2, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.5, microphenomenon of degradation of aniline bacterium powder 0.9, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.6, subtilis bacterium powder 0.8, its add-on accounts for 0.16% of waste water gross weight.
Above-mentioned zymin parts by weight are: polygalacturonase 0.9, cellulase 0.5, oxydo-reductase 0.5, zytase 0.4, and Sumizyme MP 0.4, monoamine oxidase 0.6, its add-on accounts for 0.15% of waste water gross weight.
Rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 6.9-7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer accounted for the heavy 2-6% of waste water water body;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for the 0.02-0.3% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5-2.0, Paracoccus denitrificans bacterium powder 0.5-1.5, thiobacterium bacterium powder 0.2-0.8, microphenomenon of degradation of aniline bacterium powder 0.3-1.2, flocculated bacteria bacterium powder 0.5-1.5, silicate bacteria bacterium powder 0.3-1.0, subtilis bacterium powder 0.4-1.2, its add-on accounts for the 0.02-0.3% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 0.1-1.5, cellulase 0.1-0.8, oxydo-reductase 0.2-0.8, zytase 0.1-0.6, Sumizyme MP 0.1-0.6, monoamine oxidase 0.2-0.9, its add-on accounts for the 0.05-0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Preferably, rubber accelerator NOBS production wastewater treatment technique comprises following step:
(1) in waste water, acid neutralization is 6.9-7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 3 hours, defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.16% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.2, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.5, microphenomenon of degradation of aniline bacterium powder 0.9, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.6, subtilis bacterium powder 0.8;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: polygalacturonase 0.9, cellulase 0.5, oxydo-reductase 0.5, zytase 0.4, Sumizyme MP 0.4, monoamine oxidase 0.6, and its add-on accounts for 0.15% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Preferably, rubber accelerator NOBS production wastewater treatment technique comprises following step:
(1) in waste water, acid neutralization is 6.8 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer account for waste water water body heavy 2%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.02% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5, Paracoccus denitrificans bacterium powder 0.5, thiobacterium bacterium powder 0.2, microphenomenon of degradation of aniline bacterium powder 0.3, flocculated bacteria bacterium powder 0.5, silicate bacteria bacterium powder 0.3, subtilis bacterium powder 0.4, its add-on accounts for 0.02% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 0.1, cellulase 0.1, oxydo-reductase 0.2, zytase 0.1, Sumizyme MP 0.1, monoamine oxidase 0.2, and its add-on accounts for 0.05% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Preferably, rubber accelerator NOBS production wastewater treatment technique comprises following step:
(1) in waste water, acid neutralization is 7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 6 hours, defoamer account for waste water water body heavy 5%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.3% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 2.0, Paracoccus denitrificans bacterium powder 1.5, thiobacterium bacterium powder 0.8, microphenomenon of degradation of aniline bacterium powder 1.2, flocculated bacteria bacterium powder 1.5, silicate bacteria bacterium powder 1.0, subtilis bacterium powder 1.2;
(4) zymin is added in the waste water in step (3); The parts by weight of zymin are: polygalacturonase 1.5, cellulase 0.8, oxydo-reductase 0.8, zytase 0.6, Sumizyme MP 0.6, monoamine oxidase 0.9, and its add-on accounts for 0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Above-mentioned defoamer be polyethers, higher alcohols, silicone based in any one.
The Physical that wastewater treatment is commonly used comprises filtration method, gravitational settling method and By Bubble-floating Method luggage, filtration method has the granular pellet layer in hole to retain impurities in water, mainly reduce the suspended substance in water, in the filtration treatment of wastewater from chemical industry, conventional flame filter press and microporous filter, microporous pipe is made up of polyethylene, pore size can regulate, exchange more convenient, gravitational settling method is the sedimentation function utilizing suspended particle in water, natural subsidence under the effect of gravity field, to reach a kind of process of solid-liquid separation; By Bubble-floating Method carries suspended particle and the method for taking the water surface out of by generating attached the wrapping up in of absorption micro-bubble, and these three kinds of physical method techniques are simple, and convenient management, but the removal that can not be used for the soluble components of waste water, have significant limitation.
Microbial water-purifying agent, enzyme are acted on water body by the present invention respectively, better purifying water body.Water purification agent has the effect of the chlorine removed in suspended substance, oil removing, decolouring, removing heavy metals and water; Microorganism can remove the organic pollutant in water body further; Enzyme acts on water body, acts on mutually with the material being difficult to decompose in water body, reaches the object removing pollutent in water body thoroughly.
Beneficial effect of the present invention is, adopt art breading waste water water body of the present invention, its purifying water effect is good, water purification speed is fast, security is high, does not produce secondary pollution, is raw material with the material with adsorptive power, be aided with microorganism to process sewage, use range is wide, and the water clarity after process is high, recoverable.
Embodiment
Below in conjunction with specific embodiment, the present invention is further described, so that those skilled in the art more understands the present invention, but does not therefore limit the present invention.
Embodiment 1
The rubber accelerator NOBS production wastewater treatment method of water purification agent process waste water, the method comprises following step:
(1) in waste water, acid neutralization is about 7.0 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 3 hours, defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.16% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.2, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.5, microphenomenon of degradation of aniline bacterium powder 0.9, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.6, subtilis bacterium powder 0.8;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: polygalacturonase 0.9, cellulase 0.5, oxydo-reductase 0.5, zytase 0.4, Sumizyme MP 0.4, monoamine oxidase 0.6, and its add-on accounts for 0.15% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Comparative example 1
Be with the difference of documents 1, do not add microbial water-purifying agent, doubled by the consumption of zymin, all the other are identical;
Comparative example 2
Be with the difference of documents 1, do not add zymin, doubled by the consumption of microbial water-purifying agent, all the other are identical;
| Index | Before process | Embodiment 1 | Comparative example 1 | Comparative example 2 |
| COD(mg/L) | 660 | 70 | 161 | 161 |
| NH 3-N(mg/L) | 39 | 15 | 22 | 24 |
| TP(mg/L) | 8 | 0.56 | 1.7 | 1.6 |
| SS(mg/L) | 128 | 74 | 95 | 101 |
| Petroleum-type (mg/L) | 65 | 6 | 37 | 36 |
As can be seen from above data, bacterium powder and zymin act synergistically on waste water water body, and each objectionable impurities in water body obtains effective process, and water body obtains good purification.
Embodiment 2
Rubber accelerator NOBS production wastewater treatment technique comprises following step:
(1) in waste water, acid neutralization is 6.8 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer account for waste water water body heavy 2%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.02% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5, Paracoccus denitrificans bacterium powder 0.5, thiobacterium bacterium powder 0.2, microphenomenon of degradation of aniline bacterium powder 0.3, flocculated bacteria bacterium powder 0.5, silicate bacteria bacterium powder 0.3, subtilis bacterium powder 0.4, its add-on accounts for 0.02% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 0.1, cellulase 0.1, oxydo-reductase 0.2, zytase 0.1, Sumizyme MP 0.1, monoamine oxidase 0.2, and its add-on accounts for 0.05% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Embodiment 3
Rubber accelerator NOBS production wastewater treatment technique comprises following step:
(1) in waste water, acid neutralization is 7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 6 hours, defoamer account for waste water water body heavy 5%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.3% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 2.0, Paracoccus denitrificans bacterium powder 1.5, thiobacterium bacterium powder 0.8, microphenomenon of degradation of aniline bacterium powder 1.2, flocculated bacteria bacterium powder 1.5, silicate bacteria bacterium powder 1.0, subtilis bacterium powder 1.2;
(4) zymin is added in the waste water in step (3); The parts by weight of zymin are: polygalacturonase 1.5, cellulase 0.8, oxydo-reductase 0.8, zytase 0.6, Sumizyme MP 0.6, monoamine oxidase 0.9, and its add-on accounts for 0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Embodiment 4
Rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 7.1 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.09% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.5, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.6, microphenomenon of degradation of aniline bacterium powder 0.7, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.7, subtilis bacterium powder 0.4-1.2, its add-on accounts for 0.15% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 0.8, cellulase 0.5, oxydo-reductase 0.6, zytase 0.4, Sumizyme MP 0.3, monoamine oxidase 0.5, and its add-on accounts for 0.18% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Comparative example 3
Rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 7.1 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.09% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.5, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.6, microphenomenon of degradation of aniline bacterium powder 0.7, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.7, subtilis bacterium powder 0.8, its add-on accounts for 0.15% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 1.0, cellulase 0.7, zytase 0.5, Sumizyme MP 0.4, monoamine oxidase 0.5, and its add-on accounts for 0.18% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
Comparative example 4
Rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 7.1 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.09% of waste water gross weight;
Microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.5, Paracoccus denitrificans bacterium powder 1.2, thiobacterium bacterium powder 0.7, microphenomenon of degradation of aniline bacterium powder 0.8, flocculated bacteria bacterium powder 1.2, silicate bacteria bacterium powder 0.9, and its add-on accounts for 0.15% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Zymin parts by weight are: the parts by weight of zymin are: polygalacturonase 0.8, cellulase 0.5, oxydo-reductase 0.6, zytase 0.4, Sumizyme MP 0.3, monoamine oxidase 0.5, and its add-on accounts for 0.18% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
| Index | Before process | Embodiment 4 | Comparative example 3 | Comparative example 4 |
| COD(mg/L) | 660 | 74 | 131 | 133 |
| NH 3-N(mg/L) | 39 | 16 | 20 | 21 |
| TP(mg/L) | 8 | 0.6 | 1.5 | 1.5 |
| SS(mg/L) | 128 | 75 | 92 | 95 |
| Petroleum-type (mg/L) | 65 | 6 | 35 | 34 |
Claims (9)
1. rubber accelerator NOBS production wastewater treatment technique, comprises following step:
(1) in waste water, acid neutralization is 6.5-7.5 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 3-6 hour, described defoamer accounts for the heavy 0.05-0.3% of waste water water body;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for the 0.02-0.3% of waste water gross weight;
(4) add zymin in the waste water in step (3), its add-on accounts for the 0.05-0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
2. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, is characterized in that,
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5-2.0, Paracoccus denitrificans bacterium powder 0.5-1.5, thiobacterium bacterium powder 0.2-0.8, microphenomenon of degradation of aniline bacterium powder 0.3-1.2, flocculated bacteria bacterium powder 0.5-1.5, silicate bacteria bacterium powder 0.3-1.0, subtilis bacterium powder 0.4-1.2;
The parts by weight of described zymin are: polygalacturonase 0.1-1.5, cellulase 0.1-0.8, oxydo-reductase 0.2-0.8, zytase 0.1-0.6, Sumizyme MP 0.1-0.6, monoamine oxidase 0.2-0.9.
3. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1 or 2, is characterized in that,
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.2, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.5, microphenomenon of degradation of aniline bacterium powder 0.9, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.6, subtilis bacterium powder 0.8, its add-on accounts for 0.16% of waste water gross weight.
4. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1 or 2, is characterized in that,
Described zymin parts by weight are: polygalacturonase 0.9, cellulase 0.5, oxydo-reductase 0.5, zytase 0.4, and Sumizyme MP 0.4, monoamine oxidase 0.6, its add-on accounts for 0.15% of waste water gross weight.
5. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, it is characterized in that, described technique comprises following step:
(1) in waste water, acid neutralization is 6.9-7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, described defoamer accounted for the heavy 2-6% of waste water water body;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for the 0.02-0.3% of waste water gross weight;
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5-2.0, Paracoccus denitrificans bacterium powder 0.5-1.5, thiobacterium bacterium powder 0.2-0.8, microphenomenon of degradation of aniline bacterium powder 0.3-1.2, flocculated bacteria bacterium powder 0.5-1.5, silicate bacteria bacterium powder 0.3-1.0, subtilis bacterium powder 0.4-1.2, its add-on accounts for the 0.02-0.3% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Described zymin parts by weight are: the parts by weight of described zymin are: polygalacturonase 0.1-1.5, cellulase 0.1-0.8, oxydo-reductase 0.2-0.8, zytase 0.1-0.6, Sumizyme MP 0.1-0.6, monoamine oxidase 0.2-0.9, its add-on accounts for the 0.05-0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
6. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, it is characterized in that, described technique comprises following step:
(1) in waste water, acid neutralization is 6.9-7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 3 hours, described defoamer account for waste water water body heavy 4%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.16% of waste water gross weight;
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 1.2, Paracoccus denitrificans bacterium powder 0.9, thiobacterium bacterium powder 0.5, microphenomenon of degradation of aniline bacterium powder 0.9, flocculated bacteria bacterium powder 0.9, silicate bacteria bacterium powder 0.6, subtilis bacterium powder 0.8;
(4) zymin is added in the waste water in step (3); Described zymin parts by weight are: polygalacturonase 0.9, cellulase 0.5, oxydo-reductase 0.5, zytase 0.4, Sumizyme MP 0.4, monoamine oxidase 0.6, and its add-on accounts for 0.15% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
7. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, it is characterized in that, described technique comprises following step:
(1) in waste water, acid neutralization is 6.8 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 5 hours, described defoamer account for waste water water body heavy 2%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.02% of waste water gross weight;
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 0.5, Paracoccus denitrificans bacterium powder 0.5, thiobacterium bacterium powder 0.2, microphenomenon of degradation of aniline bacterium powder 0.3, flocculated bacteria bacterium powder 0.5, silicate bacteria bacterium powder 0.3, subtilis bacterium powder 0.4, its add-on accounts for 0.02% of waste water gross weight;
(4) zymin is added in the waste water in step (3); Described zymin parts by weight are: the parts by weight of described zymin are: polygalacturonase 0.1, cellulase 0.1, oxydo-reductase 0.2, zytase 0.1, Sumizyme MP 0.1, monoamine oxidase 0.2, and its add-on accounts for 0.05% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
8. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, it is characterized in that, described technique comprises following step:
(1) in waste water, acid neutralization is 7.2 to its pH;
(2) add defoamer in the waste water in step (1), then through aeration defoaming treatment 6 hours, described defoamer account for waste water water body heavy 5%;
(3) add microbial water-purifying agent in the waste water in step (2), its add-on accounts for 0.3% of waste water gross weight;
Described microbial water-purifying agent parts by weight are: nitrobacteria bacterium powder 2.0, Paracoccus denitrificans bacterium powder 1.5, thiobacterium bacterium powder 0.8, microphenomenon of degradation of aniline bacterium powder 1.2, flocculated bacteria bacterium powder 1.5, silicate bacteria bacterium powder 1.0, subtilis bacterium powder 1.2;
(4) zymin is added in the waste water in step (3); The parts by weight of described zymin are: polygalacturonase 1.5, cellulase 0.8, oxydo-reductase 0.8, zytase 0.6, Sumizyme MP 0.6, monoamine oxidase 0.9, and its add-on accounts for 0.35% of waste water gross weight;
(5) water body in step (4) is sent in settling bowl, filters.
9. rubber accelerator NOBS production wastewater treatment technique as claimed in claim 1, is characterized in that, described defoamer be polyethers, higher alcohols, silicone based in any one.
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| CN201410708729.4A CN104556553B (en) | 2014-11-26 | 2014-11-26 | Rubber accelerator NOBS production wastewater treatment technique |
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| CN105236593A (en) * | 2015-11-13 | 2016-01-13 | 济南昊泽环保科技有限公司 | Waste water treatment agent for bean vermicelli production enterprise and waste water treatment method |
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| US5507951A (en) * | 1994-02-23 | 1996-04-16 | Wright Chemical Corporation | Method for treating hexamine waste water |
| CN101407344A (en) * | 2008-11-12 | 2009-04-15 | 山东阳谷华泰化工有限公司 | Process for treating waste water of rubber vulcanization accelerator NS production |
| CN101898817A (en) * | 2010-03-22 | 2010-12-01 | 天津市科迈化工有限公司 | Electrolytic treatment method of wastewater generated by producing vulcanization accelerator M |
| CN103274564A (en) * | 2013-04-15 | 2013-09-04 | 南京工业大学 | Technology for treating waste water produced by rubber accelerator production |
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| US5507951A (en) * | 1994-02-23 | 1996-04-16 | Wright Chemical Corporation | Method for treating hexamine waste water |
| CN101407344A (en) * | 2008-11-12 | 2009-04-15 | 山东阳谷华泰化工有限公司 | Process for treating waste water of rubber vulcanization accelerator NS production |
| CN101898817A (en) * | 2010-03-22 | 2010-12-01 | 天津市科迈化工有限公司 | Electrolytic treatment method of wastewater generated by producing vulcanization accelerator M |
| CN103274564A (en) * | 2013-04-15 | 2013-09-04 | 南京工业大学 | Technology for treating waste water produced by rubber accelerator production |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105236593A (en) * | 2015-11-13 | 2016-01-13 | 济南昊泽环保科技有限公司 | Waste water treatment agent for bean vermicelli production enterprise and waste water treatment method |
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