CN108689559A - The processing method of dyeing and printing sewage - Google Patents
The processing method of dyeing and printing sewage Download PDFInfo
- Publication number
- CN108689559A CN108689559A CN201810957278.6A CN201810957278A CN108689559A CN 108689559 A CN108689559 A CN 108689559A CN 201810957278 A CN201810957278 A CN 201810957278A CN 108689559 A CN108689559 A CN 108689559A
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- China
- Prior art keywords
- dyeing
- printing sewage
- processing method
- chitosan
- adjust
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
-
- 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
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F2101/20—Heavy metals or heavy metal compounds
-
- 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
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses a kind of processing methods of dyeing and printing sewage, include the following steps, A, by dyeing and printing sewage 0.5~1h of natural subsidence, filtering removal solid sediment;B, activated sludge is put into, it is 6~9 to adjust pH, adsorbs 2~3h, filters off removal organic polluter;C, modification of chitosan is put into, it is 5~6 to adjust pH, adsorbs 1~2h, filters off heavy metal pollution removing object;D, it is 7~8 to adjust pH value.The present invention has treatment process simple, and consumption of chemical agent is reduced, the low feature of processing cost.
Description
Technical field
The present invention relates to textile sewage technical field, especially a kind of processing method of dyeing and printing sewage.
Background technology
Dyeing and printing sewage mainly contains dyestuff, slurry, dyeing assistant and fiber impurity, finish, acid, alkali and inorganic salts etc., at
Point complicated and discharge capacity is big, and coloration is high, basicity is big, PH higher, and bio-refractory object is more and changeableization, is acknowledged as most refractory
One of the main harmful waste water of reason, direct emission brings high risks to human health and living environment, while causing water resource
Waste.General dyeing and printing sewage processing method, the equipment for dyeing and printing sewage processing is more, and the chemical agent used is more, needs
Various chemical medicaments are matched, complex treatment process, and consumption of chemical agent is big, processing cost is high.Therefore, general
Dyeing and printing sewage processing method, there are complex treatment process, and consumption of chemical agent is big, the high problem of processing cost.
Invention content
The purpose of the present invention is the provision of a kind of processing method of dyeing and printing sewage.The present invention has treatment process simple,
Consumption of chemical agent is reduced, the low feature of processing cost.
Technical scheme of the present invention:The processing method of dyeing and printing sewage, includes the following steps,
A, by dyeing and printing sewage 0.5~1h of natural subsidence, filtering removal solid sediment;
B, activated sludge is put into, it is 6~9 to adjust pH, adsorbs 2~3h, filters off removal organic polluter;
C, modification of chitosan is put into, it is 5~6 to adjust pH, adsorbs 1~2h, filters off heavy metal pollution removing object;
D, it is 7~8 to adjust pH value.
In the processing method of dyeing and printing sewage above-mentioned, in the step B, oxygen is passed through into dyeing and printing sewage.
In the processing method of dyeing and printing sewage above-mentioned, the modification of chitosan is carboxymethyl-dimethyl diallyl chlorination
Ammonium chitosan.
In the processing method of dyeing and printing sewage above-mentioned, in step B, the input amount of the activated sludge is 3000~
3500mg/L。
In the processing method of dyeing and printing sewage above-mentioned, in step B, the input amount of the activated sludge is 3300mg/L.
In the processing method of dyeing and printing sewage above-mentioned, in step C, the input amount of the modification of chitosan is 100~
200mg/L。
In the processing method of dyeing and printing sewage above-mentioned, in step C, the input amount of the modification of chitosan is 150mg/L.
In the processing method of dyeing and printing sewage above-mentioned, in the step B and step C, adsorbed under agitation.
Compared with the prior art, the present invention removes the solid waste in dyeing and printing sewage, connects first by dyeing and printing sewage natural subsidence
It the organic pollutant removal in dyeing and printing sewage with activated sludge, then will be heavy metal-polluted in dyeing and printing sewage with modification of chitosan
Object removal is contaminated, its pH is finally tuned into 7~8.The equipment that the present invention uses is few, and the chemical agent type used is few, processing step
Few, dyeing and printing sewage treatment process is simple, and medicament absorption property used is good, and dosage is reduced, and processing cost reduces.And the present invention
Used modification of chitosan biological can be explained, and not introduce new pollutant.The present invention has treatment process simple, chemical agent
Dosage is reduced, the low feature of processing cost.
Specific implementation mode
With reference to embodiment, the present invention is further illustrated, but is not intended as the foundation limited the present invention.
Embodiment 1.The processing method of dyeing and printing sewage, includes the following steps,
A, by dyeing and printing sewage natural subsidence 0.5h, filtering removal solid sediment;
B, activated sludge is put into, it is 6 to adjust pH, adsorbs 2h, filters off removal organic polluter;
C, modification of chitosan is put into, it is 5 to adjust pH, adsorbs 1h, filters off heavy metal pollution removing object;
D, it is 7 to adjust pH value.
In the step B, oxygen is passed through into dyeing and printing sewage.
The modification of chitosan is carboxymethyl-dimethyl diallyl ammonium chloride chitosan.
In step B, the input amount of the activated sludge is 3000mg/L.
In step C, the input amount of the modification of chitosan is 100mg/L.
In the step B and step C, adsorbed under agitation.
Embodiment 2.The processing method of dyeing and printing sewage, includes the following steps,
A, by dyeing and printing sewage natural subsidence 1h, filtering removal solid sediment;
B, activated sludge is put into, it is 9 to adjust pH, adsorbs 3h, filters off removal organic polluter;
C, modification of chitosan is put into, it is 6 to adjust pH, adsorbs 2h, filters off heavy metal pollution removing object;
D, it is 8 to adjust pH value.
In the step B, oxygen is passed through into dyeing and printing sewage.
The modification of chitosan is carboxymethyl-dimethyl diallyl ammonium chloride chitosan.
In step B, the input amount of the activated sludge is 3500mg/L.
In step C, the input amount of the modification of chitosan is 200mg/L.
In the step B and step C, adsorbed under agitation.
Embodiment 3.The processing method of dyeing and printing sewage, includes the following steps,
A, by dyeing and printing sewage natural subsidence 0.8h, filtering removal solid sediment;
B, activated sludge is put into, it is 8 to adjust pH, adsorbs 2.5h, filters off removal organic polluter;
C, modification of chitosan is put into, it is 5.5 to adjust pH, adsorbs 1.5h, filters off heavy metal pollution removing object;
D, it is 7.5 to adjust pH value.
In the step B, oxygen is passed through into dyeing and printing sewage.
The modification of chitosan is carboxymethyl-dimethyl diallyl ammonium chloride chitosan.
In step B, the input amount of the activated sludge is 3300mg/L.
In step C, the input amount of the modification of chitosan is 150mg/L.
In the step B and step C, adsorbed under agitation.
Using the processed dyeing and printing sewage of the present invention, the removal rate of solid pollutant is 100%, the removal of organic pollution
Rate is 95% or more, my removal rate of heavy metal pollution is 92% or more.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
It knows those skilled in the art and makes various corresponding change and deformations, but these corresponding changes and change in accordance with the present invention
Shape should all belong to the protection domain of appended claims of the invention.
Claims (8)
1. the processing method of dyeing and printing sewage, it is characterised in that:Include the following steps,
A, by dyeing and printing sewage 0.5~1h of natural subsidence, filtering removal solid sediment;
B, activated sludge is put into, it is 6~9 to adjust pH, adsorbs 2~3h, filters off removal organic polluter;
C, modification of chitosan is put into, it is 5~6 to adjust pH, adsorbs 1~2h, filters off heavy metal pollution removing object;
D, it is 7~8 to adjust pH value.
2. the processing method of dyeing and printing sewage according to claim 1, it is characterised in that:In the step B, to dyeing and printing sewage
In be passed through oxygen.
3. the processing method of dyeing and printing sewage according to claim 1, it is characterised in that:The modification of chitosan is carboxylic first
Base-dimethyl diallyl ammonium chloride chitosan.
4. the processing method of dyeing and printing sewage according to claim 1, it is characterised in that:In step B, the activated sludge
Input amount is 3000~3500mg/L.
5. the processing method of dyeing and printing sewage according to claim 2, it is characterised in that:In step B, the activated sludge
Input amount is 3300mg/L.
6. the processing method of dyeing and printing sewage according to claim 1, it is characterised in that:In step C, the modification of chitosan
Input amount be 100~200mg/L.
7. the processing method of dyeing and printing sewage according to claim 3, it is characterised in that:In step C, the modification of chitosan
Input amount be 150mg/L.
8. the processing method of dyeing and printing sewage according to claim 1, it is characterised in that:In the step B and step C,
It is adsorbed under stirring condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957278.6A CN108689559A (en) | 2018-08-22 | 2018-08-22 | The processing method of dyeing and printing sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810957278.6A CN108689559A (en) | 2018-08-22 | 2018-08-22 | The processing method of dyeing and printing sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108689559A true CN108689559A (en) | 2018-10-23 |
Family
ID=63841245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810957278.6A Withdrawn CN108689559A (en) | 2018-08-22 | 2018-08-22 | The processing method of dyeing and printing sewage |
Country Status (1)
| Country | Link |
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| CN (1) | CN108689559A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1413173A (en) * | 1999-12-21 | 2003-04-23 | K·英格尔 | Method for biological purification of effluent |
| CN101041538A (en) * | 2007-03-16 | 2007-09-26 | 嘉兴市新大众印染有限公司 | Method for treating and reclaiming wastewater of polyester piece goods dyeing and finishing |
| CN103708669A (en) * | 2014-01-02 | 2014-04-09 | 德州布兰森药业有限公司 | Industrial sewage treatment system |
| CN104193051A (en) * | 2014-09-03 | 2014-12-10 | 苏州中亚油墨有限公司 | Deep purification treatment method for printing ink wastewater |
| CN205241465U (en) * | 2015-12-21 | 2016-05-18 | 常州市环境监测中心 | Processing system of printing and dyeing sewage |
| CN106336093A (en) * | 2016-11-22 | 2017-01-18 | 俞潮军 | Efficient sterilizing technology for printing and dyeing wastewater |
-
2018
- 2018-08-22 CN CN201810957278.6A patent/CN108689559A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1413173A (en) * | 1999-12-21 | 2003-04-23 | K·英格尔 | Method for biological purification of effluent |
| CN101041538A (en) * | 2007-03-16 | 2007-09-26 | 嘉兴市新大众印染有限公司 | Method for treating and reclaiming wastewater of polyester piece goods dyeing and finishing |
| CN103708669A (en) * | 2014-01-02 | 2014-04-09 | 德州布兰森药业有限公司 | Industrial sewage treatment system |
| CN104193051A (en) * | 2014-09-03 | 2014-12-10 | 苏州中亚油墨有限公司 | Deep purification treatment method for printing ink wastewater |
| CN205241465U (en) * | 2015-12-21 | 2016-05-18 | 常州市环境监测中心 | Processing system of printing and dyeing sewage |
| CN106336093A (en) * | 2016-11-22 | 2017-01-18 | 俞潮军 | Efficient sterilizing technology for printing and dyeing wastewater |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181023 |
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| WW01 | Invention patent application withdrawn after publication |