CN109179933A - A kind of sludge treating agent and preparation method thereof - Google Patents
A kind of sludge treating agent and preparation method thereof Download PDFInfo
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- CN109179933A CN109179933A CN201811282403.4A CN201811282403A CN109179933A CN 109179933 A CN109179933 A CN 109179933A CN 201811282403 A CN201811282403 A CN 201811282403A CN 109179933 A CN109179933 A CN 109179933A
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- sludge
- treating agent
- sludge treating
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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
- C02F11/00—Treatment of sludge; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention relates to technical field of sludge treatment, and in particular to a kind of sludge treating agent and preparation method thereof.Polyacrylamide has excellent flocculation and thickening power in the present invention, zeolite powder, bentonite and talcum powder have excellent adsorption capacity, furthermore, zeolite powder can form good synergistic effect with polyacrylamide, bentonite and talcum powder, pending mud is destroyed for the compatibility of moisture and oil, phosphate radical, heavy metal ion etc., reaches ideal treatment effect.Carbon fiber is dispersed in sludge in sludge handling process, it is capable of providing certain bearing capacity, sludge is set to keep certain bulkiness, and then guarantee that sludge is more fully contacted with components other in sludge treating agent, flocculation, thickening and suction-operated is better achieved in auxiliary aforementioned body material, improves treatment effect；Simultaneously can will treated that sludge is preferably accumulated to together, make obtained mud cake more consolidation, convenient for stacking, transport or carry out successive depths processing.
Description
Technical field
The present invention relates to technical field of sludge treatment, and in particular to a kind of sludge treating agent and preparation method thereof.
Background technique
With the development of industrialization with the increase of urban population, the discharge amount of industrial wastewater and city domestic sewage is increasingly
Increase, the excess sludge generated therewith also gradually increases.Contain large amount of organic, heavy metal ion, bacterium, disease in excess sludge
The environmental contaminants such as poison can cause environment seriously to pollute if do not dealt carefully with during stockpiling and transport etc., or even danger
Evil human health.
Currently used method for sludge treatment is handled excess sludge using sludge treating agent, but existing sludge
The treatment effect of inorganic agent is still to be improved.
Summary of the invention
The purpose of the present invention is to provide a kind of sludge treating agent and preparation method thereof, sludge treating agent provided by the invention
With excellent treatment effect.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of sludge treating agent, the component including following mass parts:
15~25 parts of polyacrylamide；
15~30 parts of zeolite powder；
10~20 parts of bentonite；
5~15 parts of talcum powder；
2~5 parts of carbon fiber；
1~5 part of auxiliary agent.
Preferably, the sludge treating agent includes the component of following mass parts:
18~22 parts of polyacrylamide；
20~25 parts of zeolite powder；
13~17 parts of bentonite；
8~12 parts of talcum powder；
3~4 parts of carbon fiber；
2~4 parts of auxiliary agent.
Preferably, the granularity of the zeolite powder is 150~300 mesh.
Preferably, the bentonite is sodium bentonite.
Preferably, the bentonitic granularity is 150~250 mesh.
Preferably, the granularity of the talcum powder is 200~500 mesh.
Preferably, the length of the carbon fiber is 30~50 μm.
Preferably, the auxiliary agent includes benzyl naphthalenesulfonic acid-formaldehyde condensate, sodium carboxymethylcellulose and citric acid.
Preferably, the mass ratio of the benzyl naphthalene sulfonic acid-formaldehyde condensation product, sodium carboxymethylcellulose and citric acid be (2~
4): (0.5~2.5): (1~2).
The present invention provides the preparation methods of sludge treating agent described in above-mentioned technical proposal, comprising the following steps:
Polyacrylamide, zeolite powder, bentonite, talcum powder, carbon fiber and auxiliary agent are mixed, sludge treating agent is obtained.
The present invention provides a kind of sludge treating agent, the component including following mass parts: 15~25 parts of polyacrylamide；Boiling
15~30 parts of mountain flour；10~20 parts of bentonite；5~15 parts of talcum powder；2~5 parts of carbon fiber；1~5 part of auxiliary agent.The present invention provides
Sludge treating agent in, the polyacrylamide, zeolite powder, bentonite and talcum powder are as material of main part, wherein polypropylene
Amide has excellent flocculation and thickening power, and zeolite powder, bentonite and talcum powder have excellent adsorption capacity, except this it
Outside, zeolite powder stability is good, and good synergistic effect can be formed with polyacrylamide, bentonite and talcum powder, destroy to
Sludge is handled for the compatibility of moisture and oil, phosphate radical, heavy metal ion etc., reaches ideal treatment effect；Meanwhile
Within the scope of said ratio, it can guarantee that each material gives full play to respective action.For carbon fiber as reinforcing material, stability is good, strong
Degree is high, is dispersed in sludge in sludge handling process, is capable of providing certain bearing capacity, and sludge is made to keep centainly fluffy
Song Xing, and then guarantee that sludge is more fully contacted with components other in sludge treating agent, auxiliary aforementioned body material is preferably real
Now flocculation, thickening and suction-operated, improve treatment effect；Simultaneously can will treated that sludge is preferably accumulated to together,
Make obtained mud cake more consolidation, convenient for stacking, transporting or carrying out successive depths processing.
Specific embodiment
The present invention provides a kind of sludge treating agent, the component including following mass parts:
15~25 parts of polyacrylamide；
15~30 parts of zeolite powder；
10~20 parts of bentonite；
5~15 parts of talcum powder；
2~5 parts of carbon fiber；
1~5 part of auxiliary agent.
According to the mass fraction, sludge treating agent provided by the invention includes 15~25 parts of polyacrylamide, preferably 18~
22 parts.
On the basis of the mass fraction of the polyacrylamide, sludge treating agent provided by the invention include zeolite powder 15~
30 parts, preferably 20~25 parts.In the present invention, the granularity of the zeolite powder is preferably 150~300 mesh.
On the basis of the mass fraction of the polyacrylamide, sludge treating agent provided by the invention include bentonite 10~
20 parts, preferably 13~17 parts.In the present invention, the bentonite is preferably sodium bentonite；The bentonitic granularity is excellent
It is selected as 150~250 mesh.
On the basis of the mass fraction of the polyacrylamide, sludge treating agent provided by the invention include talcum powder 5~
15 parts, preferably 8~12 parts.In the present invention, the granularity of the talcum powder is preferably 200~500 mesh.
In the present invention, the polyacrylamide, zeolite powder, bentonite and talcum powder are the main bodys as sludge treating agent
Material, wherein polyacrylamide has excellent flocculation and thickening power, and zeolite powder, bentonite and talcum powder have excellent
Adsorption capacity, in addition to this, zeolite powder stability are good, and can be formed with polyacrylamide, bentonite and talcum powder good
Synergistic effect destroys pending mud for the compatibility of moisture and oil, phosphate radical, heavy metal ion etc., reaches ideal
Treatment effect；Meanwhile within the scope of said ratio, it can guarantee that each material gives full play to respective action.
On the basis of the mass fraction of the polyacrylamide, sludge treating agent provided by the invention includes carbon fiber 2~5
Part, preferably 3~4 parts.In the present invention, the length of the carbon fiber is preferably 30~50 μm.In the present invention, the carbon fiber
Dimension is used as reinforcing material, and stability is good, intensity is high, is dispersed in sludge in sludge handling process, is capable of providing certain
Bearing capacity, so that sludge is kept certain bulkiness, and then guarantee that sludge more fully connects with components other in sludge treating agent
Touching, auxiliary aforementioned body material are better achieved flocculation, thickening and suction-operated, improve treatment effect；It can will locate simultaneously
Sludge after reason is preferably accumulated to together, makes obtained mud cake more consolidation, convenient for stacking, at transport or progress successive depths
Reason.
On the basis of the mass fraction of the polyacrylamide, sludge treating agent provided by the invention includes auxiliary agent 1~5
Part, preferably 2~4 parts.In the present invention, the auxiliary agent preferably includes benzyl naphthalenesulfonic acid-formaldehyde condensate, carboxymethyl cellulose
Plain sodium and citric acid, the mass ratio of the benzyl naphthalene sulfonic acid-formaldehyde condensation product, sodium carboxymethylcellulose and citric acid are preferably (2
~4): (0.5~2.5): (1~2), more preferably (2.5~3.5): (1~2): (1.3~1.7).In the present invention, described to help
Agent can provide suitable environment for each component in sludge treating agent, guarantee that each component gives full play to respective effect.
The present invention provides the preparation methods of sludge treating agent described in above-mentioned technical proposal, comprising the following steps:
Polyacrylamide, zeolite powder, bentonite, talcum powder, carbon fiber and auxiliary agent are mixed, sludge treating agent is obtained.
The present invention does not have special restriction for the hybrid mode of each component in the sludge treating agent, by above-mentioned mass parts
Each component is uniformly mixed by number.
In the present invention, it is not particularly limited using the method that the sludge treating agent handles pending mud,
Using application method well known to those skilled in the art.It is special that the present invention does not have the type of the pending mud
It limits, specifically can be the excess sludge formed in industrial wastewater or city domestic sewage treatment process.In the present invention, it adopts
With the sludge treating agent to pending mud in the process of processing, the usage amount of the sludge treating agent is preferably according to reality
Border it needs to be determined that, specifically, the sludge treating agent preferably accounts for 5~15wt% of the pending mud, more preferably 8~
10wt%；That is 50~150 μ g/g, more preferably 80~100 μ g/g.
Below in conjunction with the embodiment in the present invention, the technical solution in the present invention is clearly and completely described.It is aobvious
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1
According to the mass fraction, the formula of sludge treating agent includes:
20 parts of polyacrylamide；
20 parts of zeolite powder, granularity is 150~300 mesh；
15 parts of sodium bentonite, granularity is 150~250 mesh；
10 parts of talcum powder, granularity is 200~500 mesh；
3 parts of carbon fiber, length is 30~50 μm；
4 parts of auxiliary agent, including benzyl naphthalenesulfonic acid-formaldehyde condensate, sodium carboxymethylcellulose and citric acid, the benzyl naphthalene
The mass ratio of sulfonic formaldehyde condensation compound, sodium carboxymethylcellulose and citric acid is 3: 1.5: 1.5.
Embodiment 2
According to the mass fraction, the formula of sludge treating agent includes:
15 parts of polyacrylamide；
25 parts of zeolite powder, granularity is 150~300 mesh；
10 parts of sodium bentonite, granularity is 150~250 mesh；
15 parts of talcum powder, granularity is 200~500 mesh；
5 parts of carbon fiber, length is 30~50 μm；
2 parts of auxiliary agent, including benzyl naphthalenesulfonic acid-formaldehyde condensate, sodium carboxymethylcellulose and citric acid, the benzyl naphthalene
The mass ratio of sulfonic formaldehyde condensation compound, sodium carboxymethylcellulose and citric acid is 2: 1.5: 2.
Embodiment 3
According to the mass fraction, the formula of sludge treating agent includes:
25 parts of polyacrylamide；
15 parts of zeolite powder, granularity is 150~300 mesh；
20 parts of sodium bentonite, granularity is 150~250 mesh；
5 parts of talcum powder, granularity is 200~500 mesh；
2 parts of carbon fiber, length is 30~50 μm；
1 part of auxiliary agent, including benzyl naphthalenesulfonic acid-formaldehyde condensate, sodium carboxymethylcellulose and citric acid, the benzyl naphthalene
The mass ratio of sulfonic formaldehyde condensation compound, sodium carboxymethylcellulose and citric acid is 4: 2.5: 1.
Comparative example 1
Sludge treating agent is provided according to the formula of embodiment 1, the difference is that, do not contain zeolite powder.
Comparative example 2
Sludge treating agent is provided according to the formula of embodiment 1, the difference is that, do not contain carbon fiber.
Pending mud is handled using the sludge treating agent that Examples 1 to 3 and comparative example 1~2 provide, wherein
The dosage of the sludge treating agent is 10wt% (100 μ g/g)；Water content is 95% in pending mud；Oil contains in liquid after filter
Amount is 3283mg/L, phosphate content 3032mg/L, content of beary metal 5632mg/L.Specific processing result is shown in Table 1.
Processing result of the sludge treating agent that 1 Examples 1 to 3 of table and comparative example 1~2 provide to pending mud
As shown in Table 1, compared with the sludge treating agent of comparative example 1 and comparative example 2 without containing zeolite powder and carbon fiber, this hair
The sludge treating agent of bright offer has excellent treatment effect, and raw material sources are extensive, conducive to promoting the use of in actual production.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of sludge treating agent, the component including following mass parts:
15~25 parts of polyacrylamide；
15~30 parts of zeolite powder；
10~20 parts of bentonite；
5~15 parts of talcum powder；
2~5 parts of carbon fiber；
1~5 part of auxiliary agent.
2. sludge treating agent according to claim 1, which is characterized in that the sludge treating agent includes following mass parts
Component:
18~22 parts of polyacrylamide；
20~25 parts of zeolite powder；
13~17 parts of bentonite；
8~12 parts of talcum powder；
3~4 parts of carbon fiber；
2~4 parts of auxiliary agent.
3. sludge treating agent according to claim 1 or 2, which is characterized in that the granularity of the zeolite powder is 150~300
Mesh.
4. sludge treating agent according to claim 1 or 2, which is characterized in that the bentonite is sodium bentonite.
5. sludge treating agent according to claim 1 or 2, which is characterized in that the bentonitic granularity is 150~250
Mesh.
6. sludge treating agent according to claim 1 or 2, which is characterized in that the granularity of the talcum powder is 200~500
Mesh.
7. sludge treating agent according to claim 1 or 2, which is characterized in that the length of the carbon fiber is 30~50 μm.
8. sludge treating agent according to claim 1 or 2, which is characterized in that the auxiliary agent includes benzyl sodium naphthalene sulfonate first
Aldehyde condensate, sodium carboxymethylcellulose and citric acid.
9. sludge treating agent according to claim 8, which is characterized in that the benzyl naphthalene sulfonic acid-formaldehyde condensation product, carboxylic first
The mass ratio of base sodium cellulosate and citric acid is (2~4): (0.5~2.5): (1~2).
10. the preparation method of any one of claim 1~9 sludge treating agent, comprising the following steps:
Polyacrylamide, zeolite powder, bentonite, talcum powder, carbon fiber and auxiliary agent are mixed, sludge treating agent is obtained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811282403.4A CN109179933B (en) | 2018-10-31 | 2018-10-31 | Sludge treatment agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811282403.4A CN109179933B (en) | 2018-10-31 | 2018-10-31 | Sludge treatment agent and preparation method thereof |
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| CN109179933A true CN109179933A (en) | 2019-01-11 |
| CN109179933B CN109179933B (en) | 2021-06-25 |
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| CN201811282403.4A Active CN109179933B (en) | 2018-10-31 | 2018-10-31 | Sludge treatment agent and preparation method thereof |
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Cited By (5)
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| CN110330120A (en) * | 2019-08-15 | 2019-10-15 | 杭州珊瑚环境科技有限公司 | A kind of ecological restoring method of black-odor riverway |
| CN110354825A (en) * | 2019-07-12 | 2019-10-22 | 吉林建筑大学 | A kind of adsorbent for electroplating wastewater adsorption treatment |
| CN114177895A (en) * | 2021-12-07 | 2022-03-15 | 中建三局绿色产业投资有限公司 | Adsorbent for domestic sewage treatment and preparation method thereof |
| CN115286213A (en) * | 2022-09-01 | 2022-11-04 | 中海石油环保服务（天津）有限公司 | Water-fluffy porous material for treating oil sludge biological pile |
| CN115536298A (en) * | 2022-10-20 | 2022-12-30 | 中煤能源研究院有限责任公司 | Coal mine slurry filling suspending agent and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110354825A (en) * | 2019-07-12 | 2019-10-22 | 吉林建筑大学 | A kind of adsorbent for electroplating wastewater adsorption treatment |
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| CN114177895A (en) * | 2021-12-07 | 2022-03-15 | 中建三局绿色产业投资有限公司 | Adsorbent for domestic sewage treatment and preparation method thereof |
| CN115286213A (en) * | 2022-09-01 | 2022-11-04 | 中海石油环保服务（天津）有限公司 | Water-fluffy porous material for treating oil sludge biological pile |
| CN115286213B (en) * | 2022-09-01 | 2024-04-16 | 中海石油环保服务（天津）有限公司 | Water-meeting fluffy porous material for treating sludge biological pile |
| CN115536298A (en) * | 2022-10-20 | 2022-12-30 | 中煤能源研究院有限责任公司 | Coal mine slurry filling suspending agent and preparation method thereof |
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| CN109179933B (en) | 2021-06-25 |
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