CN106865714A - A kind of composite type polymeric flocculant and preparation method thereof - Google Patents
A kind of composite type polymeric flocculant and preparation method thereof Download PDFInfo
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- CN106865714A CN106865714A CN201710166140.XA CN201710166140A CN106865714A CN 106865714 A CN106865714 A CN 106865714A CN 201710166140 A CN201710166140 A CN 201710166140A CN 106865714 A CN106865714 A CN 106865714A
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- Prior art keywords
- composite type
- polymeric flocculant
- type polymeric
- ammonium
- agent
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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
-
- 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
-
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
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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 relates to a kind of composite type polymeric flocculant, constituent and corresponding percentage by weight are as follows：Copolymerized grafting monomer：2.5%~30.0%；Sodium chlorate：4.0%~27.5%；Epoxychloropropane：8.0%~40.0%；Potassium permanganate：0.4%~2.5%；Initiator：2.5%~9.0%；Fused agent：0.5%~2.4%；Additive：0.1%~0.8%；Polyferric Sulfate inorganic flocculating agent：5.0%~20.0%；Water：Surplus.Its preparation method is agitated, aoxidize, curing is obtained.The present invention has organic and inorganic flocculating agent advantage concurrently, and product stability is good, and nontoxic, preparation method is simple, process conditions are gentle, and preparation cost is relatively low, without " three wastes " discharge.
Description
Technical field
The present invention relates to technical field of fine, more particularly to a kind of composite type polymeric flocculant and its preparation side
Method.
Background technology
With increasing rapidly for China's economy, shortage of water resources problem becomes increasingly conspicuous, and at the same time, water environment pollution is also got over
Come more serious.Wherein, paper industry and dyeing are that two great traditions use water rich and influential family, are also the important dirt for causing water pollution
Dye source.According to statistics, the discharge capacity of China's paper-making industrial waste water and dyeing waste water occupies domestic other kinds industry with CODCr discharge capacitys
The first place of discharge capacity, its pollution to water environment is the most serious, and still paper industry and dyeing prevention and cure of pollution is not primary
Problem, is also that national industrial wastewater carries out the matter of utmost importance for the treatment of up to standard.Therefore, it is necessary to be carried out to paper waste and dyeing waste water
Effective treatment.At present, in the middle of lot of domestic and foreign method for treating water, flocculent precipitation is because of its process is simple, easy to operate, treatment
The advantages of efficiency high and be widely used in industry and domestic water improvement and recycle, its treatment effect mainly depends on
In the performance of flocculant.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of preparation method is simple, technique
Mild condition, preparation cost is relatively low, composite type polymeric flocculant without " three wastes " discharge and preparation method thereof, existing for solving
There is the problem in technology.
The technical scheme is that：
A kind of composite type polymeric flocculant, the constituent of the composite type polymeric flocculant and corresponding weight hundred
Divide than as described below：
Copolymerized grafting monomer：2.5%~30.0%
Sodium chlorate：4.0%~27.5%
Epoxychloropropane：8.0%~40.0%
Potassium permanganate：0.4%~2.5%
Initiator：2.5%~9.0%
Fused agent：0.5%~2.4%
Additive：0.1%~0.8%
Polyferric Sulfate inorganic flocculating agent：5.0%~20.0%
Water：Surplus.
Further, described copolymerized grafting monomer is acrylamide, acrylic acid, methacrylic acid, acrylonitrile, acrylic acid
A kind of in ester, styrene, methylene acrylamide, maleic anhydride or at least two mixture.
Further, described initiator is the one kind in ammonium ceric nitrate, persulfuric acid iron, ammonium persulfate, sodium hydrogensulfite
Or at least two mixture.
Further, described Polyferric Sulfate inorganic flocculating agent is ferric sulfate, ferrosilite, iron chloride, ferrous sulfate, frerrous chloride
In one or more kinds of mixtures.
Further, the fused agent is the one kind or several in inorganic ammonium salt ammonium chloride, ammonium sulfate, ammonium nitrate, ammonium phosphate
The mixture planted.
Further, described additive is polyacrylic acid, and mean molecule quantity is 50,000~450,000.
A kind of preparation method of composite type polymeric flocculant, its preparation process is as follows：
(1) under the conditions of 50~60 DEG C toward sequentially adding copolymerized grafting monomer by the mass fraction in reactor, trigger
Agent and water, stirring to be completely dissolved and it is well mixed after, epoxychloropropane is added dropwise, by the temperature of reaction system after completion of dropping
75~95 DEG C are slowly increased to, fused agent is added, additive is added after 4~7h of reaction, slowly added in well mixed backward system
Enter Polyferric Sulfate inorganic flocculating agent, 1~4h of hydrolytic polymerization obtains semi-finished product A；
(2) aoxidize：Under the conditions of 55-70 DEG C to semi-finished product A in be slowly added dropwise sodium chlorate and potassium permanganate, stirring and dissolving is obtained
Semi-finished product B；
(3) cure：Semi-finished product B is continuously stirred into 3.0h under the conditions of 55-60 DEG C and obtains composite type polymeric flocculant.
The beneficial effects of the present invention are：
(1) present invention has organic and inorganic flocculating agent advantage concurrently, and compared with existing product, the moisture content of waste residue can be reduced
40%~55%, the volume of sludge can reduce 50%~60%；
(2) product stability of the present invention is good, nontoxic, using not limited by season and region, is readily transported and stores；
(3) simple production process, reaction condition is gentle, and raw materials for production are easy to get, with short production cycle, and required equipment sets for conventional
Standby, it is easy to which that existing chemical plant is practiced midwifery, whole technological process, substantially without the generation of " three wastes ", is a kind of free of contamination clean manufacturing work
Skill.
Specific embodiment
In order that present disclosure is easier to be clearly understood, below according to specific embodiment, the present invention is made into
One step is described in detail.
A kind of composite type polymeric flocculant, the constituent of the composite type polymeric flocculant and corresponding weight hundred
Divide than as described below：
Copolymerized grafting monomer：12.1%
Sodium chlorate：28.2%
Epoxychloropropane：15.0%
Potassium permanganate：12.5%
Initiator：7.0%
Fused agent：1.4%
Additive：0.5%
Polyferric Sulfate inorganic flocculating agent：5.0%
Water：Surplus.
Wherein, described copolymerized grafting monomer is acrylamide, acrylic acid, the mixture of methacrylic acid；Described draws
Hair agent is ammonium ceric nitrate, persulfuric acid iron, ammonium persulfate, the mixture of sodium hydrogensulfite；Described Polyferric Sulfate inorganic flocculating agent is sulphur
Sour iron；The fused agent is inorganic ammonium salt ammonium chloride, ammonium sulfate, ammonium nitrate, the mixture of ammonium phosphate；Described additive is poly-
Acrylic acid, mean molecule quantity is 350,000.
A kind of preparation method of composite type polymeric flocculant, its preparation process is as follows：
(1) under the conditions of 55 DEG C toward in reactor by the mass fraction sequentially add copolymerized grafting monomer, initiator and
Water, stirring to be completely dissolved and it is well mixed after, epoxychloropropane is added dropwise, the temperature of reaction system is slowly risen after completion of dropping
To 85 DEG C, fused agent is added, additive is added after reaction 5.5h, the inorganic wadding of Polyferric Sulfate is slowly added into well mixed backward system
Solidifying agent, hydrolytic polymerization 3h obtains semi-finished product A；
(2) aoxidize：Under the conditions of 59 DEG C to semi-finished product A in be slowly added dropwise sodium chlorate and potassium permanganate, stirring and dissolving obtains half
Finished product B；
(3) cure：Semi-finished product B is continuously stirred into 3.0h under the conditions of 58 DEG C and obtains composite type polymeric flocculant.
One embodiment of the present of invention has been described in detail above, but the content is only preferable implementation of the invention
Example, it is impossible to be considered as limiting practical range of the invention.All impartial changes made according to the present patent application scope and improvement
Deng all should still belong within patent covering scope of the invention.
Claims (7)
1. a kind of composite type polymeric flocculant, it is characterised in that：The constituent and phase of the composite type polymeric flocculant
The percentage by weight answered is as described below：
Copolymerized grafting monomer：2.5%~30.0%
Sodium chlorate：4.0%~27.5%
Epoxychloropropane：8.0%~40.0%
Potassium permanganate：0.4%~2.5%
Initiator：2.5%~9.0%
Fused agent：0.5%~2.4%
Additive：0.1%~0.8%
Polyferric Sulfate inorganic flocculating agent：5.0%~20.0%
Water：Surplus.
2. a kind of composite type polymeric flocculant according to claim 1, it is characterised in that：Described copolymerized grafting monomer
For in acrylamide, acrylic acid, methacrylic acid, acrylonitrile, acrylate, styrene, methylene acrylamide, maleic anhydride
It is a kind of or at least two mixture.
3. a kind of composite type polymeric flocculant according to claim 1, it is characterised in that：Described initiator is nitric acid
A kind of in cerium ammonium, persulfuric acid iron, ammonium persulfate, sodium hydrogensulfite or at least two mixture.
4. a kind of composite type polymeric flocculant according to claim 1, it is characterised in that：The inorganic flocculation of described Polyferric Sulfate
Agent is the one or more kinds of mixtures in ferric sulfate, ferrosilite, iron chloride, ferrous sulfate, frerrous chloride.
5. a kind of composite type polymeric flocculant according to claim 1, it is characterised in that：The fused agent is Inorganic Ammonium
The mixture of one or more in salt ammonium chloride, ammonium sulfate, ammonium nitrate, ammonium phosphate.
6. a kind of composite type polymeric flocculant according to claim 1, it is characterised in that：Described additive is poly- third
Olefin(e) acid, mean molecule quantity is 50,000~450,000.
7. a kind of preparation method of composite type polymeric flocculant as any one of claim 1 to 6, its feature exists
In：Its preparation process is as follows：
(1) under the conditions of 50~60 DEG C toward in reactor by the mass fraction sequentially add copolymerized grafting monomer, initiator and
Water, stirring to be completely dissolved and it is well mixed after, epoxychloropropane is added dropwise, the temperature of reaction system is slowly risen after completion of dropping
To 75~95 DEG C, fused agent is added, additive is added after 4~7h of reaction, Polyferric Sulfate is slowly added into well mixed backward system
Inorganic flocculating agent, 1~4h of hydrolytic polymerization obtains semi-finished product A；
(2) aoxidize：Under the conditions of 55-70 DEG C to semi-finished product A in be slowly added dropwise sodium chlorate and potassium permanganate, stirring and dissolving obtain half into
Product B；
(3) cure：Semi-finished product B is continuously stirred into 3.0h under the conditions of 55-60 DEG C and obtains composite type polymeric flocculant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710166140.XA CN106865714A (en) | 2017-03-20 | 2017-03-20 | A kind of composite type polymeric flocculant and preparation method thereof |
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| CN201710166140.XA CN106865714A (en) | 2017-03-20 | 2017-03-20 | A kind of composite type polymeric flocculant and preparation method thereof |
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| CN106865714A true CN106865714A (en) | 2017-06-20 |
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| CN201710166140.XA Pending CN106865714A (en) | 2017-03-20 | 2017-03-20 | A kind of composite type polymeric flocculant and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109293928A (en) * | 2018-08-23 | 2019-02-01 | 师帅帅 | A kind of pulping wastewater treatment composite flocculation agent and preparation method thereof |
| CN109455776A (en) * | 2018-11-14 | 2019-03-12 | 陈云 | A kind of sewage scavenging material and preparation method thereof |
| CN113956379A (en) * | 2021-11-09 | 2022-01-21 | 中国科学院长春应用化学研究所 | Polyamidine compound, preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153184A (en) * | 2011-05-11 | 2011-08-17 | 福州大学 | Composite organic and inorganic polymeric flocculant and preparation process and application of composite organic and inorganic polymeric flocculant |
| CN102757119A (en) * | 2012-07-15 | 2012-10-31 | 山东新时代药业有限公司 | Preparation method of composite type inorganic polymeric flocculating agent and application thereof |
| CN106335988A (en) * | 2015-07-06 | 2017-01-18 | 迪建东 | Composite high polymer flocculant for coking wastewater and preparation method thereof |
-
2017
- 2017-03-20 CN CN201710166140.XA patent/CN106865714A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153184A (en) * | 2011-05-11 | 2011-08-17 | 福州大学 | Composite organic and inorganic polymeric flocculant and preparation process and application of composite organic and inorganic polymeric flocculant |
| CN102757119A (en) * | 2012-07-15 | 2012-10-31 | 山东新时代药业有限公司 | Preparation method of composite type inorganic polymeric flocculating agent and application thereof |
| CN106335988A (en) * | 2015-07-06 | 2017-01-18 | 迪建东 | Composite high polymer flocculant for coking wastewater and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109293928A (en) * | 2018-08-23 | 2019-02-01 | 师帅帅 | A kind of pulping wastewater treatment composite flocculation agent and preparation method thereof |
| CN109293928B (en) * | 2018-08-23 | 2021-07-06 | 无锡市田鑫化工有限公司 | Composite flocculant for treating papermaking wastewater and preparation method thereof |
| CN109455776A (en) * | 2018-11-14 | 2019-03-12 | 陈云 | A kind of sewage scavenging material and preparation method thereof |
| CN113956379A (en) * | 2021-11-09 | 2022-01-21 | 中国科学院长春应用化学研究所 | Polyamidine compound, preparation method and application thereof |
| CN113956379B (en) * | 2021-11-09 | 2022-07-15 | 中国科学院长春应用化学研究所 | Polyamidine compound, preparation method and application thereof |
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Application publication date: 20170620 |