CN107792926A - A kind of preparation method of wastewater from chemical industry flocculant - Google Patents
A kind of preparation method of wastewater from chemical industry flocculant Download PDFInfo
- Publication number
- CN107792926A CN107792926A CN201610760112.6A CN201610760112A CN107792926A CN 107792926 A CN107792926 A CN 107792926A CN 201610760112 A CN201610760112 A CN 201610760112A CN 107792926 A CN107792926 A CN 107792926A
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- wastewater
- chemical industry
- preparation
- chitosan
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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
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
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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 present invention discloses a kind of preparation method of wastewater from chemical industry flocculant, including 5~15 parts of styrol maleic acid copolymers sodium salt, 2~6 parts of aluminum sulfate, 2~3.5 parts of polyacrylamide, N, N bis-（1 methylheptyl）8~10 parts of acetamide, 58 parts of 5 10 parts of poly-ferric chloride, 14 parts of polyoxyethylene, 14 parts of barium carbonate and chitosan derivatives, is proportionally added into above-mentioned in a certain amount of water, stirs and can obtain this wastewater from chemical industry flocculant.A kind of preparation method of wastewater from chemical industry flocculant provided by the invention, the advantages of good adsorption effect of industrial wastewater flocculant, the suspended material in industrial wastewater can be effectively removed, COD value and BOD values in industrial wastewater is reduced, industrial wastewater is reached national industrial water discharge standard.
Description
Technical field
The present invention relates to a kind of preparation method, more particularly to a kind of preparation method of wastewater from chemical industry flocculant.
Background technology
Chemical industry includes organic chemical industry and the major class of inorganic chemical industry two, and chemical products are varied, complicated component, by chemical industry
The waste water of factory's discharge is referred to as wastewater from chemical industry.Wastewater from chemical industry is varied, and majority has severe toxicity, is not easy to purify, there is one in vivo
Fixed summation, there is obvious oxygen consumption property in water body, easily make water quality deterioration.
The water-quality constituents of wastewater from chemical industry is complicated, and water-quality constituents is complicated, and accessory substance is more, reaction raw materials often for solvent material or
The compound of cyclic structure, add the intractability of waste water.Not exclusively and in raw material or production used due to raw material reaction
A large amount of solvent mediums enter waste water system and cause Pollutants in Wastewater content very high.And poisonous and harmful substance in wastewater from chemical industry
More, many of Fine Chemistry Wastewater organic pollution is poisonous and hazardous to microorganism.Such as halogen compounds, nitro compound
Thing, the dispersant with bactericidal action or surfactant etc..Moreover, bio-refractory material is more in wastewater from chemical industry, can
Biochemical is poor, and chroma in waste water is high.
As the development of textile printing and dyeing industry, dyeing waste water discharge capacity are more and more.Dyeing waste water has COD
(COD), biochemical oxygen demand (BOD) (BOD), the characteristics of colourity is high.Its Liang great contamination index is colourity and COD, and colourity is high, is decolourized difficult
It is the difficulty in treatment of dyeing waste water.Such waste water is directly arranged if being not up to discharge standard without processing or after processing
Put, not only endanger the health of people, and can heavy damage water body, soil and its ecological environment.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, there is provided a kind of preparation method of wastewater from chemical industry flocculant.
Technical scheme is as follows：The present invention provides a kind of making side of wastewater from chemical industry flocculant
Method, including 5~15 parts of styrene-maleic acid copolymer sodium salt, 2~6 parts of aluminum sulfate, 2~3.5 parts, N of polyacrylamide,
N- bis-（1- methylheptyls）8~10 parts of acetamide, poly-ferric chloride 5-10 parts, polyoxyethylene 1-4 parts, barium carbonate 1-4 parts and shell
Polysaccharid derivative 5-8 parts, it is proportionally added into above-mentioned in a certain amount of water, stirs and can obtain the flocculation of this wastewater from chemical industry
Agent.
Currently preferred, the chitosan derivatives are crosslinked chitosan microsphere, carboxymethyl chitosan, epoxychloropropane
One kind in crosslinked chitosan microsphere, sodium tripolyphosphate cross-linked chitosan, chitosan magnetic micro-sphere, polyaminated shitosan of porous or
It is several.
Currently preferred, the styrene-maleic acid copolymer sodium salt is 5 parts, and the aluminum sulfate is 2 parts, described poly-
Acrylamide is 2 parts, the N, N- bis-（1- methylheptyls）Acetamide is 8 parts, and the poly-ferric chloride is 5 parts, the polyoxy
Ethene is 1 part, and the barium carbonate is 1 part, and the chitosan derivatives are 5 parts.
Currently preferred, the styrene-maleic acid copolymer sodium salt is 10 parts, and the aluminum sulfate is 4 parts, described poly-
Acrylamide is 2.5 parts, the N, N- bis-（1- methylheptyls）Acetamide is 9 parts, and the poly-ferric chloride is 7 parts, described poly-
Oxygen ethene is 2 parts, and the barium carbonate is 2 parts, and the chitosan derivatives are 6 parts.
Currently preferred, the styrene-maleic acid copolymer sodium salt is 15 parts, and the aluminum sulfate is 6 parts, described poly-
Acrylamide is 3.5 parts, the N, N- bis-（1- methylheptyls）Acetamide is 10 parts, and the poly-ferric chloride is 9 parts, described poly-
Oxygen ethene is 4 parts, and the barium carbonate is 4 parts, and the chitosan derivatives are 8 parts.
Beneficial effects of the present invention are as follows：
Using such scheme, a kind of preparation method of wastewater from chemical industry flocculant provided by the invention, the suction of industrial wastewater flocculant
Attached effect is good, can effectively remove the suspended material in industrial wastewater, reduces COD value and BOD values in industrial wastewater, makes work
Industry waste water reaches national industrial water discharge standard.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the preparation method of wastewater from chemical industry flocculant of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Referring to Fig. 1, the present invention provides a kind of preparation method of wastewater from chemical industry flocculant, including styrene-maleic acid is total to
5~15 parts of polymers sodium salt, 2~6 parts of aluminum sulfate, 2~3.5 parts of polyacrylamide, N, N- bis-（1- methylheptyls）Acetamide 8~10
Part, poly-ferric chloride 5-10 parts, polyoxyethylene 1-4 parts, barium carbonate 1-4 parts and chitosan derivatives 5-8 parts, by it is above-mentioned in proportion
It is added in a certain amount of water, stirs and can obtain this wastewater from chemical industry flocculant.
The chitosan derivatives are that crosslinked chitosan microsphere, carboxymethyl chitosan, epoxychloropropane cross-linked chitosan are micro-
One or more in ball, sodium tripolyphosphate cross-linked chitosan, chitosan magnetic micro-sphere, polyaminated shitosan of porous.
Embodiment one：
The styrene-maleic acid copolymer sodium salt is 5 parts, and the aluminum sulfate is 2 parts, and the polyacrylamide is 2 parts, described
N, N- bis-（1- methylheptyls）Acetamide is 8 parts, and the poly-ferric chloride is 5 parts, and the polyoxyethylene is 1 part, the carbonic acid
Barium is 1 part, and the chitosan derivatives are 5 parts.
Embodiment two：
The styrene-maleic acid copolymer sodium salt is 10 parts, and the aluminum sulfate is 4 parts, and the polyacrylamide is 2.5 parts,
The N, N- bis-（1- methylheptyls）Acetamide is 9 parts, and the poly-ferric chloride is 7 parts, and the polyoxyethylene is 2 parts, described
Barium carbonate is 2 parts, and the chitosan derivatives are 6 parts.
Embodiment three：
The styrene-maleic acid copolymer sodium salt is 15 parts, and the aluminum sulfate is 6 parts, and the polyacrylamide is 3.5 parts,
The N, N- bis-（1- methylheptyls）Acetamide is 10 parts, and the poly-ferric chloride is 9 parts, and the polyoxyethylene is 4 parts, described
Barium carbonate is 4 parts, and the chitosan derivatives are 8 parts.
Using such scheme, a kind of preparation method of wastewater from chemical industry flocculant provided by the invention, industry
The advantages of good adsorption effect of waste water flocculant, the suspended material in industrial wastewater can be effectively removed, reduced in industrial wastewater
COD value and BOD values, industrial wastewater is reached national industrial water discharge standard.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made within principle etc., should be included in the scope of the protection.
Claims (5)
- A kind of 1. preparation method of wastewater from chemical industry flocculant, it is characterised in that including styrene-maleic acid copolymer sodium salt 5~ 15 parts, 2~6 parts of aluminum sulfate, 2~3.5 parts of polyacrylamide, N, N- bis-（1- methylheptyls）8~10 parts of acetamide, polyaluminium Iron 5-10 parts, polyoxyethylene 1-4 parts, barium carbonate 1-4 parts and chitosan derivatives 5-8 parts, by it is above-mentioned be proportionally added into it is certain In the water of amount, stir and can obtain this wastewater from chemical industry flocculant.
- 2. the preparation method of a kind of wastewater from chemical industry flocculant according to claim 1, it is characterised in that the chitosan spreads out Biology is crosslinked chitosan microsphere, carboxymethyl chitosan, epoxy chloropropane cross-linked chitosan microspheres, sodium tripolyphosphate are crosslinked shell and gathered One or more in sugar, chitosan magnetic micro-sphere, polyaminated shitosan of porous.
- A kind of 3. preparation method of wastewater from chemical industry flocculant according to claim 1, it is characterised in that the styrene- Maleic acid sodium salt is 5 parts, and the aluminum sulfate is 2 parts, and the polyacrylamide is 2 parts, the N, N- bis-（1- methyl heptan Base）Acetamide is 8 parts, and the poly-ferric chloride is 5 parts, and the polyoxyethylene is 1 part, and the barium carbonate is 1 part, and the shell gathers Sugar derivatives is 5 parts.
- A kind of 4. preparation method of wastewater from chemical industry flocculant according to claim 1, it is characterised in that the styrene- Maleic acid sodium salt is 10 parts, and the aluminum sulfate is 4 parts, and the polyacrylamide is 2.5 parts, the N, N- bis-（1- first Base heptyl）Acetamide is 9 parts, and the poly-ferric chloride is 7 parts, and the polyoxyethylene is 2 parts, and the barium carbonate is 2 parts, described Chitosan derivatives are 6 parts.
- A kind of 5. preparation method of wastewater from chemical industry flocculant according to claim 1, it is characterised in that the styrene- Maleic acid sodium salt is 15 parts, and the aluminum sulfate is 6 parts, and the polyacrylamide is 3.5 parts, the N, N- bis-（1- first Base heptyl）Acetamide is 10 parts, and the poly-ferric chloride is 9 parts, and the polyoxyethylene is 4 parts, and the barium carbonate is 4 parts, institute Chitosan derivatives are stated as 8 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760112.6A CN107792926A (en) | 2016-08-30 | 2016-08-30 | A kind of preparation method of wastewater from chemical industry flocculant |
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| CN201610760112.6A CN107792926A (en) | 2016-08-30 | 2016-08-30 | A kind of preparation method of wastewater from chemical industry flocculant |
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| CN107792926A true CN107792926A (en) | 2018-03-13 |
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| CN201610760112.6A Pending CN107792926A (en) | 2016-08-30 | 2016-08-30 | A kind of preparation method of wastewater from chemical industry flocculant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019748A (en) * | 2018-09-10 | 2018-12-18 | 芜湖新达园林绿化集团有限公司 | The preparation and application of a kind of flocculation adsorption complex microsphere and flocculation adsorption agent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310558A (en) * | 2014-09-25 | 2015-01-28 | 青岛佰众化工技术有限公司 | Industrial wastewater flocculating agent |
| CN104671374A (en) * | 2013-12-02 | 2015-06-03 | 青岛浩泰水务有限公司 | Chemical wastewater flocculant |
-
2016
- 2016-08-30 CN CN201610760112.6A patent/CN107792926A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104671374A (en) * | 2013-12-02 | 2015-06-03 | 青岛浩泰水务有限公司 | Chemical wastewater flocculant |
| CN104310558A (en) * | 2014-09-25 | 2015-01-28 | 青岛佰众化工技术有限公司 | Industrial wastewater flocculating agent |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019748A (en) * | 2018-09-10 | 2018-12-18 | 芜湖新达园林绿化集团有限公司 | The preparation and application of a kind of flocculation adsorption complex microsphere and flocculation adsorption agent |
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Application publication date: 20180313 |