CN107963690A - A kind of efficiently dyeing waste water flocculant preparation method - Google Patents
A kind of efficiently dyeing waste water flocculant preparation method Download PDFInfo
- Publication number
- CN107963690A CN107963690A CN201711213293.1A CN201711213293A CN107963690A CN 107963690 A CN107963690 A CN 107963690A CN 201711213293 A CN201711213293 A CN 201711213293A CN 107963690 A CN107963690 A CN 107963690A
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- China
- Prior art keywords
- waste water
- dyeing waste
- water flocculant
- modification infusorial
- infusorial earth
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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
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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)
Abstract
The invention discloses a kind of efficiently dyeing waste water flocculant preparation method, include the following steps：Bodied ferric sulfate, polyaluminium sulfate, humic acid iron, potassium permanganate are uniformly mixed, modification infusorial earth, Sodium Polyacrylate, ethylenediamine is added and is uniformly mixed to obtain efficient dyeing waste water flocculant.Modification infusorial earth is prepared using following technique：Diatomite, expanded perlite micro mist, activated carbon, polyvinyl alcohol, dimethyl sulfoxide (DMSO) are mixed, heating is mixed uniformly, polyurethane elastomer is added to continue to stir, add formalin to stir evenly, be cooled to room temperature, filter, washing, dry, grinding, adds polydimethyl diallyl ammonium chloride and is uniformly mixed to obtain modification infusorial earth.Present invention process is simple, and raw material sources are extensive, of low cost, and inventory is few, and flocculating effect is good, can efficiently produce gel flocculation deposition, and can rapid subsidence, improve the utilization rate for the treatment of of dyeing wastewater efficiency and flocculant, advantageously reduce the cost for the treatment of of dyeing wastewater.
Description
Technical field
The present invention relates to flocculant technical field, more particularly to a kind of efficiently dyeing waste water flocculant preparation method.
Background technology
Flocculant mainly with just (negative) electrical group neutralize in some water with bear (just) be electrically difficult to it is separated
Some particles are particle, reduce its potential, are at unstable state, and cause these particles using its aggregation property
Concentrate, and separated by physics or chemical method.
Flocculant is mainly used in feedwater and sewage treatment field.Chemical agent coagulating sedimentation is universal in water technology
The method used.Dyeing waste water complicated component, uses the flucculation process processing common medicament of dyeing waste water to wad a quilt with cotton with low molecule at present
Based on solidifying agent, flocculating effect is good, and cost is low, but flocculation sediment speed is slow, it is difficult to reaches actual environment and administers requirement.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of efficiently dyeing waste water flocculant preparation side
Method, not only technique is extremely simple, but also raw material sources are extensive, of low cost, and production and application is convenient, and inventory is few, flocculating effect
It is good, can efficiently produce gel flocculation deposition, and can rapid subsidence, improve treatment of dyeing wastewater efficiency and the utilization rate of flocculant,
Advantageously reduce the cost for the treatment of of dyeing wastewater.
A kind of efficiently dyeing waste water flocculant preparation method proposed by the present invention, includes the following steps：By poly- phosphorus chlorination
Iron, polyaluminium sulfate, humic acid iron, potassium permanganate are uniformly mixed, and are added modification infusorial earth, Sodium Polyacrylate, ethylenediamine and are mixed
Conjunction uniformly obtains efficient dyeing waste water flocculant.
Preferably, poly- phosphorus iron chloride, polyaluminium sulfate, humic acid iron, the weight ratio of potassium permanganate are 70-80：40-50：
15-25：8-12.
Preferably, potassium permanganate, modification infusorial earth, Sodium Polyacrylate, the weight ratio of ethylenediamine are 8-12：80-90：2-4：
0.15-0.25。
Preferably, modification infusorial earth is prepared using following technique：By diatomite, expanded perlite micro mist, activated carbon, poly- second
Enol, dimethyl sulfoxide (DMSO) mixing, heating are mixed uniformly, are added polyurethane elastomer and are continued to stir, and are added formalin and are stirred evenly,
It is cooled to room temperature, filters, wash, dry, grinding, adds polydimethyl diallyl ammonium chloride and be uniformly mixed to obtain modified diatom
Soil.
Preferably, in the preparation process of modification infusorial earth, diatomite, expanded perlite micro mist, activated carbon, polyvinyl alcohol,
Dimethyl sulfoxide (DMSO), the weight ratio of polyurethane elastomer are 40-50：10-20：30-40：2-4：140-160：4-8.
Preferably, in the preparation process of modification infusorial earth, diatomite, polyurethane elastomer, formalin, poly dimethyl two
The weight ratio of allyl ammonium chloride is 40-50：4-8：8-14：2-4, formalin concentration are 40-48wt%.
Preferably, modification infusorial earth is prepared using following technique：By diatomite, expanded perlite micro mist, activated carbon, poly- second
Enol, dimethyl sulfoxide (DMSO) mixing, are warming up to 60-70 DEG C and stir evenly, and add polyurethane elastomer and continue to stir 20-40min, add
Enter formalin to stir evenly, be cooled to room temperature, filter, wash, dry, grinding, adds polydimethyl diallyl ammonium chloride
It is uniformly mixed and obtains modification infusorial earth.
Not only technique is extremely simple by the present invention, but also raw material sources are extensive, of low cost, and production and application is convenient, inventory
Few, flocculating effect is good, can efficiently produce gel flocculation deposition, and can rapid subsidence, raising treatment of dyeing wastewater efficiency and flocculation
The utilization rate of agent, advantageously reduces the cost for the treatment of of dyeing wastewater.
The present invention is compounded using poly- phosphorus iron chloride, polyaluminium sulfate, and flocculating effect is good, and humic acid iron, potassium permanganate can
By forming colloidal precipitation auxiliary flocculation, cooperation is fabulous to pollutant flocculating effect and of low cost each other, is free of at the same time
Macromolecule organic, it is pollution-free to water body, coordinate modification infusorial earth effect, make pollutant adsorption and sedimentation quick and thorough, and
Amount of consumption of drugs is few during for treatment of dyeing wastewater, and synthesis is of low cost；In the modification infusorial earth of the present invention, using diatomite, porous
Perlite powder, activated carbon compounding, under the action of polyvinyl alcohol, coordinate polyurethane to be suitably crosslinked, form network-like micropore,
Micro- pore distribution concentration, hole quantity is more, and surface is evenly distributed, and inside has the pore structure being mutually communicated, and is ensureing institute of the present invention
On the basis of the high adsorption activity for obtaining flocculant, effect of settling is fabulous.
Experiment shows, is 300-400mg/L sewage to COD when the usage amount of present invention gained flocculant is 0.6g/L
Turbidity removal rate is more than 94%, and total tp removal rate is more than 93%, and the removal rate of COD is more than 38%.
Embodiment
In the following, technical scheme is described in detail by specific embodiment.
Embodiment 1
A kind of efficiently dyeing waste water flocculant preparation method, includes the following steps：The poly- phosphorus iron chloride of 70g, 50g are polymerize
Aluminum sulfate, 15g humic acids iron, 12g potassium permanganate are uniformly mixed, and add 80g modification infusorial earths, 4g Sodium Polyacrylates, 0.15g
Ethylenediamine is uniformly mixed to obtain efficient dyeing waste water flocculant.
Modification infusorial earth is prepared using following technique：By 50g diatomite, 10g expanded perlites micro mist, 40g activated carbons, 2g
Polyvinyl alcohol, the mixing of 160g dimethyl sulfoxide (DMSO)s, are warming up to 60 DEG C and stir evenly, and add 8g polyurethane elastomers and continue to stir
20min, adds 14g concentration and is stirred evenly for 40wt% formalins, is cooled to room temperature, filtered, washed, dry, grinds, and adds
4g polydimethyl diallyl ammonium chloride is uniformly mixed to obtain modification infusorial earth.
Embodiment 2
A kind of efficiently dyeing waste water flocculant preparation method, includes the following steps：The poly- phosphorus iron chloride of 80g, 40g are polymerize
Aluminum sulfate, 25g humic acids iron, 8g potassium permanganate are uniformly mixed, and add 90g modification infusorial earths, 2g Sodium Polyacrylates, 0.25g
Ethylenediamine is uniformly mixed to obtain efficient dyeing waste water flocculant.
Modification infusorial earth is prepared using following technique：By 40g diatomite, 20g expanded perlites micro mist, 30g activated carbons, 4g
Polyvinyl alcohol, the mixing of 140g dimethyl sulfoxide (DMSO)s, are warming up to 70 DEG C and stir evenly, and add 4g polyurethane elastomers and continue to stir
40min, adds 8g concentration and is stirred evenly for 48wt% formalins, is cooled to room temperature, filtered, washed, dry, grinds, and adds
2g polydimethyl diallyl ammonium chloride is uniformly mixed to obtain modification infusorial earth.
Embodiment 3
A kind of efficiently dyeing waste water flocculant preparation method, includes the following steps：The poly- phosphorus iron chloride of 73g, 48g are polymerize
Aluminum sulfate, 18g humic acids iron, 11g potassium permanganate are uniformly mixed, add 82g modification infusorial earths, 3.5g Sodium Polyacrylates,
0.18g ethylenediamines are uniformly mixed to obtain efficient dyeing waste water flocculant.
Modification infusorial earth is prepared using following technique：By 48g diatomite, 12g expanded perlites micro mist, 37g activated carbons,
2.5g polyvinyl alcohol, the mixing of 155g dimethyl sulfoxide (DMSO)s, are warming up to 64 DEG C and stir evenly, and add 7g polyurethane elastomers and continue to stir
25min, adds 12g concentration and is stirred evenly for 42wt% formalins, is cooled to room temperature, filtered, washed, dry, grinds, and adds
3.5g polydimethyl diallyl ammonium chloride is uniformly mixed to obtain modification infusorial earth.
Embodiment 4
A kind of efficiently dyeing waste water flocculant preparation method, includes the following steps：The poly- phosphorus iron chloride of 77g, 42g are polymerize
Aluminum sulfate, 22g humic acids iron, 9g potassium permanganate are uniformly mixed, add 88g modification infusorial earths, 2.5g Sodium Polyacrylates,
0.22g ethylenediamines are uniformly mixed to obtain efficient dyeing waste water flocculant.
Modification infusorial earth is prepared using following technique：By 42g diatomite, 18g expanded perlites micro mist, 33g activated carbons,
3.5g polyvinyl alcohol, the mixing of 145g dimethyl sulfoxide (DMSO)s, are warming up to 66 DEG C and stir evenly, and add 5g polyurethane elastomers and continue to stir
35min, adds 10g concentration and is stirred evenly for 46wt% formalins, is cooled to room temperature, filtered, washed, dry, grinds, and adds
2.5g polydimethyl diallyl ammonium chloride is uniformly mixed to obtain modification infusorial earth.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of efficiently dyeing waste water flocculant preparation method, it is characterised in that include the following steps：By poly- phosphorus iron chloride,
Polyaluminium sulfate, humic acid iron, potassium permanganate are uniformly mixed, and add modification infusorial earth, Sodium Polyacrylate, ethylenediamine mixing
It is even to obtain efficient dyeing waste water flocculant.
2. efficient dyeing waste water flocculant preparation method according to claim 1, it is characterised in that poly- phosphorus iron chloride, gather
It is 70-80 to close aluminum sulfate, humic acid iron, the weight ratio of potassium permanganate：40-50：15-25：8-12.
3. efficiently dyeing waste water flocculant preparation method according to claim 1 or claim 2, it is characterised in that potassium permanganate, change
Property diatomite, Sodium Polyacrylate, the weight ratio of ethylenediamine are 8-12：80-90：2-4：0.15-0.25.
4. according to any one of the claim 1-3 efficiently dyeing waste water flocculant preparation methods, it is characterised in that modified silicon
Diatomaceous earth is prepared using following technique：Diatomite, expanded perlite micro mist, activated carbon, polyvinyl alcohol, dimethyl sulfoxide (DMSO) are mixed,
Heating is mixed uniformly, is added polyurethane elastomer and is continued to stir, and is added formalin and is stirred evenly, be cooled to room temperature, filters, wash
Wash, dry, grinding, adds polydimethyl diallyl ammonium chloride and be uniformly mixed to obtain modification infusorial earth.
5. efficient dyeing waste water flocculant preparation method according to claim 4, it is characterised in that the system of modification infusorial earth
In standby technique, diatomite, expanded perlite micro mist, activated carbon, polyvinyl alcohol, dimethyl sulfoxide (DMSO), the weight of polyurethane elastomer
Than for 40-50：10-20：30-40：2-4：140-160：4-8.
6. according to the efficiently dyeing waste water flocculant preparation method of claim 4 or 5, it is characterised in that modification infusorial earth
Preparation process in, diatomite, polyurethane elastomer, formalin, the weight ratio of polydimethyl diallyl ammonium chloride are 40-
50：4-8：8-14：2-4, formalin concentration are 40-48wt%.
7. according to any one of the claim 4-6 efficiently dyeing waste water flocculant preparation methods, it is characterised in that modified silicon
Diatomaceous earth is prepared using following technique：Diatomite, expanded perlite micro mist, activated carbon, polyvinyl alcohol, dimethyl sulfoxide (DMSO) are mixed,
It is warming up to 60-70 DEG C to stir evenly, adds polyurethane elastomer and continue to stir 20-40min, add formalin and stir evenly,
It is cooled to room temperature, filters, wash, dry, grinding, adds polydimethyl diallyl ammonium chloride and be uniformly mixed to obtain modified diatom
Soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711213293.1A CN107963690A (en) | 2017-11-28 | 2017-11-28 | A kind of efficiently dyeing waste water flocculant preparation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711213293.1A CN107963690A (en) | 2017-11-28 | 2017-11-28 | A kind of efficiently dyeing waste water flocculant preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109809546A (en) * | 2019-02-28 | 2019-05-28 | 长沙埃比林环保科技有限公司 | A kind of preparation method of phosphorus-containing wastewater processing material |
| CN110054270A (en) * | 2019-04-15 | 2019-07-26 | 江西省润穹环保科技有限公司 | A kind of preparation method of sewage treatment pulvis |
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| CN102897884A (en) * | 2012-10-19 | 2013-01-30 | 东华大学 | Composite flocculant as well as preparation method and application thereof on processing printing and dyeing wastewater |
| CN103232101A (en) * | 2013-05-31 | 2013-08-07 | 滁州友林科技发展有限公司 | Water treatment flocculating agent |
| CN103253752A (en) * | 2013-05-29 | 2013-08-21 | 滁州友林科技发展有限公司 | High-efficiency flocculant |
| CN104261535A (en) * | 2014-09-28 | 2015-01-07 | 佑景天（北京）国际水环境研究中心有限公司 | Efficient discoloring agent and discoloring treatment method of printing and dyeing wastewater |
| CN105967261A (en) * | 2016-05-26 | 2016-09-28 | 许婷 | Sewage treatment agent special for printing and dyeing wastewater and preparation method of sewage treatment agent |
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2017
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897884A (en) * | 2012-10-19 | 2013-01-30 | 东华大学 | Composite flocculant as well as preparation method and application thereof on processing printing and dyeing wastewater |
| CN103253752A (en) * | 2013-05-29 | 2013-08-21 | 滁州友林科技发展有限公司 | High-efficiency flocculant |
| CN103232101A (en) * | 2013-05-31 | 2013-08-07 | 滁州友林科技发展有限公司 | Water treatment flocculating agent |
| CN104261535A (en) * | 2014-09-28 | 2015-01-07 | 佑景天（北京）国际水环境研究中心有限公司 | Efficient discoloring agent and discoloring treatment method of printing and dyeing wastewater |
| CN105967261A (en) * | 2016-05-26 | 2016-09-28 | 许婷 | Sewage treatment agent special for printing and dyeing wastewater and preparation method of sewage treatment agent |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109809546A (en) * | 2019-02-28 | 2019-05-28 | 长沙埃比林环保科技有限公司 | A kind of preparation method of phosphorus-containing wastewater processing material |
| CN110054270A (en) * | 2019-04-15 | 2019-07-26 | 江西省润穹环保科技有限公司 | A kind of preparation method of sewage treatment pulvis |
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Application publication date: 20180427 |
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