CN109384276A - A kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament - Google Patents
A kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament Download PDFInfo
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- CN109384276A CN109384276A CN201811230800.7A CN201811230800A CN109384276A CN 109384276 A CN109384276 A CN 109384276A CN 201811230800 A CN201811230800 A CN 201811230800A CN 109384276 A CN109384276 A CN 109384276A
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- waste water
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- decyanation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The present invention relates to a kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament, including following parts by weight of component: 10~70 parts of active carbon；10~60 parts of diatomite；1~30 part of molysite；1~30 part of alite；0.5~15 part of strong oxidizer；The molysite is one of bodied ferric sulfate, poly-ferric chloride, ferrous sulfate；The alite is one of polyaluminum ferric chloride, polymeric aluminium ferrum silicate, polymeric aluminum sulfate iron.Advantage is: has the function of very strong flocculation, absorption, Strong oxdiative, the cyanide and COD in waste water can be removed simultaneously, and can effectively decolourize, colority of water is low after processing, and it is efficiently, corrosion-free to equipment, and preparation method is simple.
Description
Technical field
The invention belongs to field of waste water treatment more particularly to a kind of efficient decolorizing, decyanation, the COD that degrades wastewater treatment medicine
Agent.
Background technique
Chang Yinwei coloration is high in coking wastewater, and cyanide is high, COD is high-leveled and difficult to reach discharge standard, coloration, cyanogen in waste water
Compound, COD will cause the deterioration of natural water water quality, water body balance be destroyed, to the very harmful of water environment.Therefore it must carry out
Decoloration, decyanation, degradation COD processing.
Coal chemical industry coking wastewater complicated component, pollutant concentration are high, and especially toxic organic compound content is high, and have much at
Dividing has carcinogenesis, serious to environmental hazard, has become the most important disposal of pollutants source of coal chemical enterprise, it is necessary to carry out effective
Processing.
Coking wastewater generallys use A2O process, but usual 150 times of coloration or more after processing, total cyanide, COD are also
It is difficult to reach discharge standard, coloration, cyanide in waste water, COD will cause the deterioration of natural water water quality, and it is flat to destroy water body
Weighing apparatus, to the very harmful of water environment.Need decoloration, decyanation, degradation COD processing.
Summary of the invention
In order to overcome the deficiencies of the prior art, the object of the present invention is to provide the simple efficient decolorizings of a kind of preparation method, de-
The Waste water treatment medicament of cyanogen, the COD that degrades, has the function of absorption, coagulation, advanced oxidation, can remove the cyaniding in waste water simultaneously
Object and COD, and can effectively decolourize, it is corrosion-free to equipment.
To achieve the above object, the invention is realized by the following technical scheme:
A kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament, including following parts by weight of component:
10~70 parts of active carbon；
10~60 parts of diatomite；
1~30 part of molysite；
1~30 part of alite；
0.5~15 part of strong oxidizer；
The molysite is one of bodied ferric sulfate, poly-ferric chloride, ferrous sulfate；
The alite is one of polyaluminum ferric chloride, polymeric aluminium ferrum silicate, polymeric aluminum sulfate iron.
The strong oxidizer is one of sulfamic acid or potassium permanganate.
Active carbon: having the function of very strong physical absorption and chemisorption, by the surface of solids of active carbon in water
The suction-operated of one or more kinds of substances, reaches purpose of purifying the water quality.
Diatomite: there is stronger adsorption capacity.Diatomite surface has elecrtonegativity, and positively charged colloidal attitude is polluted
For object, it may be implemented charge neutrality and makes elimination of colloid stability.But the colloidal solid in waste water be mostly it is electronegative, so adopting
With the positively charged ion pair such as aluminium, iron, it is modified to carry out surface for it, or is combined and is changed by the way of molysite, alite is added
The water treatment agent of property.
The huge specific surface of diatomite, powerful adsorptivity and surface electrical behavior, can not only remove particulate form and colloidal attitude
Polluter, moreover it is possible to effectively remove coloration and metal ion etc..
Molysite and alite: there is good coagulation performance, the fast characteristic of settling velocity.With diatomite with the use of tool association
Same effect accelerates coagulation speed, the alumen ustum rapid subsidence of formation.
Strong oxidizer: the addition of Strong oxdiative machine can be such that above-mentioned medicament is preferably used cooperatively, and every kind of medicament plays respective
Effect, generate good collaboration treatment effect.
A kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament preparation method, comprising the following steps:
1) active carbon and diatomite being added in blender according to the parts by weight, is sufficiently stirred, mixing time is 20~
30 minutes；
2) molysite, alite, strong oxidizer are added in blender according to the parts by weight, continue to stir, mixing time
It is 20~30 minutes；
3) after stirring, finished product, sealed package are obtained.
A kind of efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament application method, by the Waste water treatment medicament with
500-1200ppm is added in waste water to be processed, stirring 20 minutes or more, then adds polyacrylamide 2-4ppm, stirs 5 points
It more than clock, after staticly settling 20~30 minutes, is separated by solid-liquid separation, supernatant is taken to be chemically examined；The supernatant gives up with to be processed
Water is compared to coloration, cyanide removal rate in 90% or more, COD removal rate 80% or more.
Compared with prior art, the beneficial effects of the present invention are:
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament have the function of it is very strong flocculation, adsorb, Strong oxdiative, can
It to remove the cyanide and COD in waste water simultaneously, and can effectively decolourize, colority of water is low after processing, efficiently, to equipment without corruption
Erosion, and preparation method is simple.Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament be black powder, density 0.74-
0.9g/cm3, pH value 1.6-2.4.
Specific embodiment
The present invention is described in detail below, it should be noted that implementation of the invention embodiment party not limited to the following
Formula.
Embodiment 1:
Efficient decolorizing, decyanation, the COD that degrades Waste water treatment medicament, material component weight percent is as follows: active carbon:
40%, diatomite: 30%, molysite: 10%, alite: 15%, strong oxidizer: 5%.
Wherein, molysite is bodied ferric sulfate, and alite is polyaluminum ferric chloride, and strong oxidizer is sulfamic acid.
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament preparation method, comprising the following steps:
1) active carbon and diatomite are proportionally added in blender, are sufficiently stirred, mixing time is 20 minutes；
2) remaining other components are proportionally added in blender, continue to stir, mixing time is 25 minutes；
3) sealed package after stirring.
Embodiment 2:
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament, be formulated by following parts by weight of component: active carbon:
45%, diatomite: 25%, molysite: 9%, alite: 20%, strong oxidizer: 1%.
Wherein, molysite is poly-ferric chloride, and alite is polymeric aluminium ferrum silicate, and strong oxidizer is sulfamic acid.
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament preparation method, comprising the following steps:
1) active carbon and diatomite are proportionally added in blender, are sufficiently stirred, mixing time is 30 minutes；
2) remaining other components are proportionally added in blender, continue to stir, mixing time is 30 minutes；
3) sealed package after stirring.
Embodiment 3:
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament, be formulated by following parts by weight of component: active carbon:
30%, diatomite: 35%, molysite: 15%, alite: 15%, strong oxidizer: 5%.
Wherein, molysite is bodied ferric sulfate, and alite is polyaluminum ferric chloride, and strong oxidizer is potassium permanganate.
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament preparation method, comprising the following steps:
1) active carbon and diatomite are proportionally added in blender, are sufficiently stirred, mixing time is 20 minutes；
2) remaining other components are proportionally added in blender, continue to stir, mixing time is 25 minutes；
3) sealed package after stirring.
Embodiment 4:
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament, be formulated by following parts by weight of component: active carbon:
50%, diatomite: 22.5%, molysite: 13%, alite: 12%, strong oxidizer: 2.5%.
Wherein, molysite is ferrous sulfate, and alite is polymeric aluminum sulfate iron, and strong oxidizer is potassium permanganate.
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament preparation method, comprising the following steps:
1) active carbon and diatomite are proportionally added in blender, are sufficiently stirred, mixing time is 20 minutes；
2) remaining other components are proportionally added in blender, continue to stir, mixing time is 25 minutes；
3) sealed package after stirring.
Efficient decolorizing, decyanation, degrade COD Waste water treatment medicament application method, by the Waste water treatment medicament with 500-
1200ppm is added in waste water to be processed, then stirring 20 minutes or more adds polyacrylamide 2-4ppm, stir 5 minutes with
On, it after staticly settling 20~30 minutes, is separated by solid-liquid separation, supernatant is taken to be chemically examined.
Water treatment applications:
By taking coking wastewater difficult to deal in industrial wastewater as an example, embodiment 1-4 is subjected to sewage treatment application, test side
Method: Waste water treatment medicament being added in waste water to be processed, added according to 1000ppm, is stirred 30 minutes, is then added polypropylene
Amide 3ppm is stirred 5 minutes, after staticly settling 20~30 minutes, is separated by solid-liquid separation, supernatant is taken to be chemically examined.
Chemical examination is according to COD measurement standard HJ 828-2017
Chemical examination is according to colour measurement standard GB11903-1989
Chemical examination is according to cyanide measurement standard HJ 484-2009
Water treatment test result
| Project | Raw water | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 |
| Coloration | 80 | 10 | 8 | 8 | 10 |
| Cyanide mg/L | 12 | 1.2 | 0.26 | 0.73 | 0.90 |
| COD mg/L | 155 | 30.10 | 20.52 | 25.26 | 29.89 |
Know that the coloration in waste water, cyanide can be significantly reduced in Waste water treatment medicament of the invention from above-mentioned test result
With the concentration of COD.Coloration, cyanide removal rate are in 90% or more, COD removal rate 80% or more.
Claims (4)
1. a kind of efficient decolorizing, decyanation, degrade COD Waste water treatment medicament, which is characterized in that including following parts by weight of component:
10~70 parts of active carbon；
10~60 parts of diatomite；
1~30 part of molysite；
1~30 part of alite；
0.5~15 part of strong oxidizer；
The molysite is one of bodied ferric sulfate, poly-ferric chloride, ferrous sulfate；
The alite is one of polyaluminum ferric chloride, polymeric aluminium ferrum silicate, polymeric aluminum sulfate iron.
2. a kind of efficient decolorizing according to claim 1, decyanation, degrade COD Waste water treatment medicament, which is characterized in that
The strong oxidizer is one of sulfamic acid or potassium permanganate.
3. a kind of efficient decolorizing according to claim 1 or 2, decyanation, degrade COD Waste water treatment medicament preparation side
Method, which comprises the following steps:
1) active carbon and diatomite are added in blender according to the parts by weight, are sufficiently stirred, mixing time is 20~30 points
Clock；
2) molysite, alite, strong oxidizer are added in blender according to the parts by weight, continue to stir, mixing time 20
~30 minutes；
3) after stirring, finished product, sealed package are obtained.
4. a kind of efficient decolorizing according to claim 1 or 2, decyanation, degrade COD Waste water treatment medicament user
Method, which is characterized in that the Waste water treatment medicament is added in waste water to be processed with 500-1200ppm, stirring 20 minutes or more,
Then polyacrylamide 2-4ppm is added, stirring 5 minutes or more, after staticly settling 20~30 minutes, is separated by solid-liquid separation, is taken
Clear liquid is chemically examined；The supernatant coloration, cyanide removal rate compared with waste water to be processed exist in 90% or more, COD removal rate
80% or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811230800.7A CN109384276B (en) | 2018-10-22 | 2018-10-22 | Wastewater treatment agent for efficiently decoloring, decyanating and degrading COD (chemical oxygen demand) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811230800.7A CN109384276B (en) | 2018-10-22 | 2018-10-22 | Wastewater treatment agent for efficiently decoloring, decyanating and degrading COD (chemical oxygen demand) |
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| Publication Number | Publication Date |
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| CN109384276A true CN109384276A (en) | 2019-02-26 |
| CN109384276B CN109384276B (en) | 2022-05-31 |
Family
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|---|---|---|---|
| CN201811230800.7A Active CN109384276B (en) | 2018-10-22 | 2018-10-22 | Wastewater treatment agent for efficiently decoloring, decyanating and degrading COD (chemical oxygen demand) |
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| CN110467251A (en) * | 2019-09-09 | 2019-11-19 | 上海电力大学 | A kind of composite water treatment agent and the preparation method and application thereof |
| CN110759393A (en) * | 2019-10-30 | 2020-02-07 | 陕西驭腾实业有限公司 | Cyanogen removing agent and preparation method and application thereof |
| CN111517389A (en) * | 2020-05-14 | 2020-08-11 | 崔玉祥 | COD (chemical oxygen demand) remover and using method thereof |
| CN112044405A (en) * | 2020-08-31 | 2020-12-08 | 宜兴国际环保城科技发展有限公司 | Medical wastewater treating agent and preparation method thereof |
| CN112239245A (en) * | 2019-07-18 | 2021-01-19 | 山东万和环保节能技术有限公司 | Decolorizing agent for removing COD and cyanide |
| CN113716635A (en) * | 2021-10-15 | 2021-11-30 | 辽宁同筑环保设施运营有限公司 | Phosphorus removing agent for industrial sewage treatment and use method thereof |
| CN113816447A (en) * | 2021-10-20 | 2021-12-21 | 浙江新海天生物科技有限公司 | Novel high-efficiency printing and dyeing wastewater decolorant and treatment equipment thereof |
| CN114212962A (en) * | 2021-11-17 | 2022-03-22 | 山东高速工程建设集团有限公司 | Recycling process of waste slurry for highway construction |
| CN114314784A (en) * | 2021-12-23 | 2022-04-12 | 江苏同瑞环保有限公司 | High-efficiency composite coagulant for coking wastewater treatment and preparation method and application thereof |
| CN115180736A (en) * | 2022-06-30 | 2022-10-14 | 上海宝汇环境科技有限公司 | Coking wastewater decyanation agent and coking wastewater treatment method |
| CN115582093A (en) * | 2022-10-28 | 2023-01-10 | 安徽望云环保科技有限公司 | COD (chemical oxygen demand) remover for high-salinity wastewater and preparation method thereof |
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| CN110316800A (en) * | 2019-06-27 | 2019-10-11 | 河北协同环保科技股份有限公司 | A kind of method of preparation and use of the flocculant for Treatment of Coking Effluent |
| CN112239245A (en) * | 2019-07-18 | 2021-01-19 | 山东万和环保节能技术有限公司 | Decolorizing agent for removing COD and cyanide |
| CN110467251A (en) * | 2019-09-09 | 2019-11-19 | 上海电力大学 | A kind of composite water treatment agent and the preparation method and application thereof |
| CN110759393A (en) * | 2019-10-30 | 2020-02-07 | 陕西驭腾实业有限公司 | Cyanogen removing agent and preparation method and application thereof |
| CN111517389A (en) * | 2020-05-14 | 2020-08-11 | 崔玉祥 | COD (chemical oxygen demand) remover and using method thereof |
| CN112044405B (en) * | 2020-08-31 | 2023-03-14 | 宜兴国际环保城科技发展有限公司 | Medical wastewater treating agent and preparation method thereof |
| CN112044405A (en) * | 2020-08-31 | 2020-12-08 | 宜兴国际环保城科技发展有限公司 | Medical wastewater treating agent and preparation method thereof |
| CN113716635A (en) * | 2021-10-15 | 2021-11-30 | 辽宁同筑环保设施运营有限公司 | Phosphorus removing agent for industrial sewage treatment and use method thereof |
| CN113816447A (en) * | 2021-10-20 | 2021-12-21 | 浙江新海天生物科技有限公司 | Novel high-efficiency printing and dyeing wastewater decolorant and treatment equipment thereof |
| CN114212962A (en) * | 2021-11-17 | 2022-03-22 | 山东高速工程建设集团有限公司 | Recycling process of waste slurry for highway construction |
| CN114212962B (en) * | 2021-11-17 | 2023-10-27 | 山东高速工程建设集团有限公司 | Recycling process of waste mud in highway construction |
| CN114314784A (en) * | 2021-12-23 | 2022-04-12 | 江苏同瑞环保有限公司 | High-efficiency composite coagulant for coking wastewater treatment and preparation method and application thereof |
| CN115180736A (en) * | 2022-06-30 | 2022-10-14 | 上海宝汇环境科技有限公司 | Coking wastewater decyanation agent and coking wastewater treatment method |
| CN115582093A (en) * | 2022-10-28 | 2023-01-10 | 安徽望云环保科技有限公司 | COD (chemical oxygen demand) remover for high-salinity wastewater and preparation method thereof |
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