CN106430647A - Treating agent for heavy metal waste water and preparation method and application thereof - Google Patents
Treating agent for heavy metal waste water and preparation method and application thereof Download PDFInfo
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- CN106430647A CN106430647A CN201610893551.4A CN201610893551A CN106430647A CN 106430647 A CN106430647 A CN 106430647A CN 201610893551 A CN201610893551 A CN 201610893551A CN 106430647 A CN106430647 A CN 106430647A
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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
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/105—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances combined with inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/08—Corrosion inhibition
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- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Removal Of Specific Substances (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a treating agent for heavy metal waste water and a preparation method and application thereof. The treating agent is prepared from the following raw materials in parts by weight: 30-40 parts of lignin, 19-27 parts of chitosan, 11-19 parts of polystyrolsulfon acid, 13-21 parts of polyethylene glycol, 5-12 parts of 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate and 1-5 parts of ethylene-bis-stearamide. According to the preparation method, the lignin is treated with the polystyrolsulfon acid, the chitosan is treated with the polyethylene glycol, then the treating agent is prepared by ultrasonic treatment and high-temperature calcination from the 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate and ethylene-bis-stearamide, therefore a synergetic effect is played, multiple kinds of metal ions in a water body can be captured, simultaneously the treating agent has notable corrosion inhibition and antiprecipitation effects, and the production cost is reduced; the treating agent has stable performance, good quality of effluent water, low level of addition for treatment and low treatment cost; and the treated waste water can achieve an effluent standard. The treating agent disclosed by the invention has the advantages of no toxicity, no secondary pollution of water after treatment, convenience in recovery, simple manufacturing process, easy operation and suitability for industrialized production.
Description
Technical field
The present invention relates to technical field of sewage, specifically a kind of heavy metal-polluted water treatment agent and preparation method thereof and should
With.
Background technology
China is the country of a shortage of water resources, and water resource of per capita is only the 1/4 of the world, and the distribution of water resource
Serious uneven, how to alleviate water resources shortage and an instant problem is had become as the problems such as pollution.At present, river
The water quality situation of the water resource such as stream, lake and reservoir is troubling, and the problem that particularly heavy metal pollution brings is more acute.
At present, countries in the world process for treating heavy-metal waste water mainly has three classes：The first kind is that heavy metal ions in wastewater is led to
The method that chemical reaction removing occurs is crossed, including neutralization precipitation method, sulphide precipitation, ferrite coprecipitation, electronation
Method, electrochemical reducing and high molecular heavy metals trapping agent method etc..Equations of The Second Kind is to make the heavy metal in waste water not change its change
Carry out adsorbing under conditions of learning form, concentrate, detached method, including absorption, solvent extraction, evaporation and freezing method, ion friendship
Change with membrance separation etc..3rd class is to act on removing weight in waste water by microorganism or the flocculation of plant, absorption, accumulation, enrichment etc.
The method of metal, repair including bioflocculation, biochemical process and plant ecological etc..But, existing heavy metal wastewater thereby
Inorganic agent haves the shortcomings that processing cost is higher, addition is high, poor processing effect, there is secondary pollution.
Content of the invention
It is an object of the invention to provide a kind of sedimentation effect is good, effluent quality is good, few, processing cost is low to process addition
Heavy metal-polluted water treatment agent and its preparation method and application, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme：
A kind of heavy metal-polluted water treatment agent, is made up of the following raw material according to weight portion：Lignin 30-40 part, shitosan
19-27 part, polystyrolsulfon acid 11-19 part, Polyethylene Glycol 13-21 part, Lauryl Alcohol ester 5-12 part, ethylene bis stearic acid amide
1-5 part.
As the further scheme of the present invention：The heavy metal-polluted water treatment agent, by the following raw material group according to weight portion
Become：Lignin 32-38 part, shitosan 21-25 part, polystyrolsulfon acid 13-17 part, Polyethylene Glycol 15-19 part, Lauryl Alcohol ester
7-10 part, ethylene bis stearic acid amide 2-4 part.
As the further scheme of the present invention：The heavy metal-polluted water treatment agent, by the following raw material group according to weight portion
Become：35 parts of lignin, 23 parts of shitosan, 15 parts of polystyrolsulfon acid, 17 parts of Polyethylene Glycol, 8 parts of Lauryl Alcohol ester, ethylene are double hard
3 parts of fat acid amide.
It is a further object of the present invention to provide a kind of preparation method of heavy metal-polluted water treatment agent, comprises the steps of：
1) deionized water of 2 times of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid
Mix with 4 times of deionization of its quality, prepared polystyrolsulfon acid solution；
2) lignin is crushed, 150 mesh sieves is crossed, polystyrolsulfon acid solution is added, heated and stirred at a temperature of 78 DEG C
Process 1h, prepared mixture A；
3) shitosan is crushed, 150 mesh sieves is crossed, polyglycol solution is added, heated and stirred is processed at a temperature of 72 DEG C
25-30min, prepared mixture B；
4) mixture A being mixed with mixture B, 20min is stirred at a temperature of 70 DEG C, add Lauryl Alcohol ester, and rise
Temperature is to 80 DEG C, and stir process 15-18min at such a temperature, is subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, drop
Temperature is to 63 DEG C, and stir process 3-5min at such a temperature, then carries out supersound process 38min, and ultrasonic power is 700W, then
Stir at a temperature of 110 DEG C to dry, calcining 3.3h in 400 DEG C of Muffle furnace is then inserted, obtains final product inorganic agent.
It is yet another object of the invention to provide application of the inorganic agent in heavy metal containing sewage.
Compared with prior art, the invention has the beneficial effects as follows：
The present invention using polystyrolsulfon acid process lignin, Polyethylene Glycol process shitosan, then through Lauryl Alcohol ester,
Ethylene bis stearic acid amide and inorganic agent obtained in supersound process, high-temperature calcination, play synergism, can capture in water body
Many kinds of metal ions (cadmium, lead, copper, nickel, zinc, chromium, manganese, hydrargyrum), while also having significant corrosion-mitigation scale-inhibition effect, is effectively reduced
The fouling of system and corrosion, reduce production cost；Stable performance, sedimentation effect is good, and effluent quality is good, and process addition is few, place
Reason low cost；Sewage after process can reach discharge standard, and Floc strength is high, and hydrophobic performance is good, can significantly reduce water quality
Turbidity and decompose water body in various pollutant.Inorganic agent avirulence obtained in the present invention, no affects on operator, place
Water non-secondary pollution after reason, it is convenient to reclaim, and manufacturing process is simple, easy to operate, is suitable to industrialized production.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment obtained under the premise of creative work is not made by those of ordinary skill in the art, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of heavy metal-polluted water treatment agent, it is made up of the following raw material according to weight portion：Lignin
30 parts, 19 parts of shitosan, 11 parts of polystyrolsulfon acid, 13 parts of Polyethylene Glycol, 5 parts of Lauryl Alcohol ester, ethylene bis stearic acid amide 1
Part.
2 times of deionized water of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid with
The deionization mixing of 4 times of its quality, prepared polystyrolsulfon acid solution.Lignin is crushed, 150 mesh sieves are crossed, add polyphenyl second
Alkene sulfonic acid solutions, heated and stirred processes 1h, prepared mixture A at a temperature of 78 DEG C.Shitosan is crushed, 150 mesh sieves are crossed, plus
Enter polyglycol solution, heated and stirred processes 25min, prepared mixture B at a temperature of 72 DEG C.By mixture A and mixture B
Mixing, stirs 20min at a temperature of 70 DEG C, adds Lauryl Alcohol ester, and be warming up to 80 DEG C, and stir process at such a temperature
15min, was subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, was cooled to 63 DEG C, and stir process at such a temperature
3min, then carries out supersound process 38min, and ultrasonic power is 700W, then stirs at a temperature of 110 DEG C to dry, then inserts
3.3h is calcined in 400 DEG C of Muffle furnace, obtain final product inorganic agent.
Embodiment 2
In the embodiment of the present invention, a kind of heavy metal-polluted water treatment agent, it is made up of the following raw material according to weight portion：Lignin
40 parts, 27 parts of shitosan, 19 parts of polystyrolsulfon acid, 21 parts of Polyethylene Glycol, 12 parts of Lauryl Alcohol ester, ethylene bis stearic acid amide
5 parts.
2 times of deionized water of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid with
The deionization mixing of 4 times of its quality, prepared polystyrolsulfon acid solution.Lignin is crushed, 150 mesh sieves are crossed, add polyphenyl second
Alkene sulfonic acid solutions, heated and stirred processes 1h, prepared mixture A at a temperature of 78 DEG C.Shitosan is crushed, 150 mesh sieves are crossed, plus
Enter polyglycol solution, heated and stirred processes 30min, prepared mixture B at a temperature of 72 DEG C.By mixture A and mixture B
Mixing, stirs 20min at a temperature of 70 DEG C, adds Lauryl Alcohol ester, and be warming up to 80 DEG C, and stir process at such a temperature
18min, was subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, was cooled to 63 DEG C, and stir process at such a temperature
5min, then carries out supersound process 38min, and ultrasonic power is 700W, then stirs at a temperature of 110 DEG C to dry, then inserts
3.3h is calcined in 400 DEG C of Muffle furnace, obtain final product inorganic agent.
Embodiment 3
In the embodiment of the present invention, a kind of heavy metal-polluted water treatment agent, it is made up of the following raw material according to weight portion：Lignin
32 parts, 21 parts of shitosan, 13 parts of polystyrolsulfon acid, 15 parts of Polyethylene Glycol, 7 parts of Lauryl Alcohol ester, ethylene bis stearic acid amide 2
Part.
2 times of deionized water of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid with
The deionization mixing of 4 times of its quality, prepared polystyrolsulfon acid solution.Lignin is crushed, 150 mesh sieves are crossed, add polyphenyl second
Alkene sulfonic acid solutions, heated and stirred processes 1h, prepared mixture A at a temperature of 78 DEG C.Shitosan is crushed, 150 mesh sieves are crossed, plus
Enter polyglycol solution, heated and stirred processes 28min, prepared mixture B at a temperature of 72 DEG C.By mixture A and mixture B
Mixing, stirs 20min at a temperature of 70 DEG C, adds Lauryl Alcohol ester, and be warming up to 80 DEG C, and stir process at such a temperature
16min, was subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, was cooled to 63 DEG C, and stir process at such a temperature
4min, then carries out supersound process 38min, and ultrasonic power is 700W, then stirs at a temperature of 110 DEG C to dry, then inserts
3.3h is calcined in 400 DEG C of Muffle furnace, obtain final product inorganic agent.
Embodiment 4
In the embodiment of the present invention, a kind of heavy metal-polluted water treatment agent, it is made up of the following raw material according to weight portion：Lignin
38 parts, 25 parts of shitosan, 17 parts of polystyrolsulfon acid, 19 parts of Polyethylene Glycol, 10 parts of Lauryl Alcohol ester, ethylene bis stearic acid amide
4 parts.
2 times of deionized water of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid with
The deionization mixing of 4 times of its quality, prepared polystyrolsulfon acid solution.Lignin is crushed, 150 mesh sieves are crossed, add polyphenyl second
Alkene sulfonic acid solutions, heated and stirred processes 1h, prepared mixture A at a temperature of 78 DEG C.Shitosan is crushed, 150 mesh sieves are crossed, plus
Enter polyglycol solution, heated and stirred processes 28min, prepared mixture B at a temperature of 72 DEG C.By mixture A and mixture B
Mixing, stirs 20min at a temperature of 70 DEG C, adds Lauryl Alcohol ester, and be warming up to 80 DEG C, and stir process at such a temperature
16min, was subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, was cooled to 63 DEG C,
And stir process 4min at such a temperature, supersound process 38min is then carried out, ultrasonic power is 700W, then 110
Stir at a temperature of DEG C to dry, calcining 3.3h in 400 DEG C of Muffle furnace is then inserted, obtains final product inorganic agent.
Embodiment 5
In the embodiment of the present invention, a kind of heavy metal-polluted water treatment agent, it is made up of the following raw material according to weight portion：Lignin
35 parts, 23 parts of shitosan, 15 parts of polystyrolsulfon acid, 17 parts of Polyethylene Glycol, 8 parts of Lauryl Alcohol ester, ethylene bis stearic acid amide 3
Part.
2 times of deionized water of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid with
The deionization mixing of 4 times of its quality, prepared polystyrolsulfon acid solution.Lignin is crushed, 150 mesh sieves are crossed, add polyphenyl second
Alkene sulfonic acid solutions, heated and stirred processes 1h, prepared mixture A at a temperature of 78 DEG C.Shitosan is crushed, 150 mesh sieves are crossed, plus
Enter polyglycol solution, heated and stirred processes 28min, prepared mixture B at a temperature of 72 DEG C.By mixture A and mixture B
Mixing, stirs 20min at a temperature of 70 DEG C, adds Lauryl Alcohol ester, and be warming up to 80 DEG C, and stir process at such a temperature
16min, was subsequently adding the ethylene bis stearic acid amide of 200 mesh sieves, was cooled to 63 DEG C, and stir process at such a temperature
4min, then carries out supersound process 38min, and ultrasonic power is 700W, then stirs at a temperature of 110 DEG C to dry, then inserts
3.3h is calcined in 400 DEG C of Muffle furnace, obtain final product inorganic agent.
Comparative example 1
In addition to polystyrolsulfon acid is not contained, its formula and step are consistent with embodiment 5.
Comparative example 2
In addition to Polyethylene Glycol is not contained, its formula and step are consistent with embodiment 5.
Comparative example 3
In addition to polystyrolsulfon acid, Polyethylene Glycol is not contained, its formula and step are consistent with embodiment 5.
The inorganic agent that Application Example 1-5 and comparative example 1-3 are obtained carries out heavy metal containing wastewater treatment, treatment effect such as mark 1
Shown, unit (mg/L)：
Table 1
As can be known from the above table, the cadmium (Cd in the inorganic agent heavy metal sewage of the present invention2+), lead (Pb2+), copper (Cu2+), nickel
(Ni2+), zinc (Zn2+), chromium, manganese, hydrargyrum clearance more than 99%, treatment effect is good.And the ratio from embodiment 5 and comparative example 1-3
Understand in relatively, the present invention is to process lignin, shitosan respectively in polystyrolsulfon acid, Polyethylene Glycol, and with other raw materials
Interaction under, can be only achieved above-mentioned good effect.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of description is only that those skilled in the art should for clarity
Using description as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (5)
1. a kind of heavy metal-polluted water treatment agent, it is characterised in that be made up of the following raw material according to weight portion：Lignin 30-40
Part, shitosan 19-27 part, polystyrolsulfon acid 11-19 part, Polyethylene Glycol 13-21 part, Lauryl Alcohol ester 5-12 part, ethylene are double
Stearic amide 1-5 part.
2. heavy metal-polluted water treatment agent according to claim 1, it is characterised in that by the following raw material group according to weight portion
Become：Lignin 32-38 part, shitosan 21-25 part, polystyrolsulfon acid 13-17 part, Polyethylene Glycol 15-19 part, Lauryl Alcohol ester
7-10 part, ethylene bis stearic acid amide 2-4 part.
3. heavy metal-polluted water treatment agent according to claim 1, it is characterised in that by the following raw material group according to weight portion
Become：35 parts of lignin, 23 parts of shitosan, 15 parts of polystyrolsulfon acid, 17 parts of Polyethylene Glycol, 8 parts of Lauryl Alcohol ester, ethylene are double hard
3 parts of fat acid amide.
4. a kind of preparation method of the heavy metal-polluted water treatment agent as described in claim 1-3 is arbitrary, it is characterised in that by following
Step constitutes：
1) deionized water of 2 times of Polyethylene Glycol and its quality is mixed, prepared polyglycol solution；By polystyrolsulfon acid and its
The deionization mixing that 4 times of quality, prepared polystyrolsulfon acid solution；
2) lignin is crushed, 150 mesh sieves is crossed, polystyrolsulfon acid solution is added, heated and stirred is processed at a temperature of 78 DEG C
1h, prepared mixture A；
3) shitosan is crushed, 150 mesh sieves is crossed, polyglycol solution is added, heated and stirred processes 25- at a temperature of 72 DEG C
30min, prepared mixture B；
4) mixture A being mixed with mixture B, 20min is stirred at a temperature of 70 DEG C, add Lauryl Alcohol ester, and be warming up to
80 DEG C, and stir process 15-18min at such a temperature, the ethylene bis stearic acid amide of 200 mesh sieves was subsequently adding, was cooled to
63 DEG C, and stir process 3-5min at such a temperature, supersound process 38min is then carried out, ultrasonic power is 700W, then 110
Stir at a temperature of DEG C to dry, calcining 3.3h in 400 DEG C of Muffle furnace is then inserted, obtains final product inorganic agent.
5. application of the inorganic agent as described in claim 1-3 is arbitrary in heavy metal containing sewage.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017112A (en) * | 2017-11-30 | 2018-05-11 | 长兴科创科技咨询有限公司 | A kind of preparation method of magnetism sewage-treating agent |
| CN108046369A (en) * | 2017-11-30 | 2018-05-18 | 长兴科创科技咨询有限公司 | A kind of magnetism sewage-treating agent |
| CN108101343A (en) * | 2017-12-18 | 2018-06-01 | 李宇涵 | A kind of bauxite ground mass sludge treating agent and its preparation method and application |
| CN108163937A (en) * | 2017-11-30 | 2018-06-15 | 长兴科创科技咨询有限公司 | A kind of heavy metal in water detection agent |
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| US7122122B2 (en) * | 2003-07-22 | 2006-10-17 | Kraft Foods Holdings, Inc. | Molecular imprinting of solute on cellulose/silica composite, and products and uses thereof |
| CN102351341A (en) * | 2011-07-06 | 2012-02-15 | 武汉理工大学 | Preparation and application of paint waste water treatment agents |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7122122B2 (en) * | 2003-07-22 | 2006-10-17 | Kraft Foods Holdings, Inc. | Molecular imprinting of solute on cellulose/silica composite, and products and uses thereof |
| CN102351341A (en) * | 2011-07-06 | 2012-02-15 | 武汉理工大学 | Preparation and application of paint waste water treatment agents |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017112A (en) * | 2017-11-30 | 2018-05-11 | 长兴科创科技咨询有限公司 | A kind of preparation method of magnetism sewage-treating agent |
| CN108046369A (en) * | 2017-11-30 | 2018-05-18 | 长兴科创科技咨询有限公司 | A kind of magnetism sewage-treating agent |
| CN108163937A (en) * | 2017-11-30 | 2018-06-15 | 长兴科创科技咨询有限公司 | A kind of heavy metal in water detection agent |
| CN108101343A (en) * | 2017-12-18 | 2018-06-01 | 李宇涵 | A kind of bauxite ground mass sludge treating agent and its preparation method and application |
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| CN106430647B (en) | 2019-08-16 |
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