CN110921762A - Water purification composite material for sewage treatment and preparation method thereof - Google Patents
Water purification composite material for sewage treatment and preparation method thereof Download PDFInfo
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- CN110921762A CN110921762A CN201911311644.1A CN201911311644A CN110921762A CN 110921762 A CN110921762 A CN 110921762A CN 201911311644 A CN201911311644 A CN 201911311644A CN 110921762 A CN110921762 A CN 110921762A
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- C02F1/28—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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- 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
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
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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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
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- Environmental & Geological Engineering (AREA)
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- Inorganic Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
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Abstract
The invention discloses a water purification composite material for sewage treatment, which is characterized by comprising the following raw materials in parts by weight: 5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water. The composite material can effectively remove suspended matters and other tiny water-insoluble impurities in sewage. The preparation method of the composite material comprises the following steps: firstly, preparing materials according to the proportion, then mixing the raw materials twice, and finally calcining the mixture to obtain the catalyst.
Description
Technical Field
The invention belongs to the technical field of preparation of sewage treatment materials, and particularly relates to a water purification composite material for sewage treatment.
Background
With the continuous development of human society and the continuous expansion of urban scale, the water consumption and water discharge of cities are continuously increased, the shortage of water and the pollution of water quality are aggravated, the environmental problems are increasingly prominent, and the water crisis caused by the water consumption and the water discharge becomes an important restriction factor for the development of social economy.
The practical situation of the sewage treatment industry in China is that the sewage treatment rate is low, and drainage pipe networks of many old cities even cannot be a system. The slow increase of the urban sewage treatment capacity and the low sewage treatment rate are main reasons for water environment pollution in China, so that the water environment is continuously deteriorated, and the development of economy and society in China is severely restricted.
The existing sewage adsorption materials mainly adopt activated carbon, the raw materials of the activated carbon mainly comprise carbon-containing materials such as coal, wood and the like, and the cost is higher, but the common activated carbon has the defects of low specific surface area, poor adsorption performance, easy saturation of an adsorbent, low adsorption efficiency, inconvenient separation and the like.
Disclosure of Invention
The invention aims to provide a water purification composite material for sewage treatment, which can effectively remove suspended matters and other tiny water-insoluble impurities in sewage.
The invention also aims to provide a preparation method of the water purification composite material for sewage treatment.
The technical scheme adopted by the invention is that the water purification composite material for sewage treatment comprises the following raw materials in parts by weight: 5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water.
The second technical scheme adopted by the invention is that the preparation method of the water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
The present invention is also characterized in that,
in the step 3, the drying temperature of the peanut shells is 100-150 ℃, and the drying time is 1-1.5 h.
In the step 3, the grain size of the ground peanut shells is 200-300 meshes.
In the step 4, the size of the selected small balls is 20-30mm after screening.
In step 4, the calcination temperature is: 300-350 ℃, and the calcining time is as follows: 1-1.5 h.
The invention has the beneficial effects that:
the seaweed gel and the kieselguhr contained in the water purification composite material for sewage treatment can effectively adsorb organic matters in sewage; the peanut shells are used as wastes, and the incinerated powder can effectively adsorb various heavy metal ions and impurities; the seaweed glue can be adhered to suspended matters in water to enhance the water purifying capacity of the composite material.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
The invention provides a water purification composite material for sewage treatment, which comprises the following raw materials in parts by weight: 5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water.
The invention also provides a preparation method of the water purification composite material for sewage treatment, which comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 100-150 ℃, and the drying time is 1-1.5 h.
In the step 3, the grain size of the ground peanut shells is 200-300 meshes.
In the step 4, the size of the selected small balls is 20-30mm after screening.
In step 4, the calcination temperature is: 300-350 ℃, and the calcining time is as follows: 1-1.5 h.
Example 1
A preparation method of a water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
5 parts of bentonite, 6 parts of activated carbon, 5 parts of starch, 6 parts of sodium benzenesulfonate, 8 parts of alginate, 3 parts of calcium phosphate, 15 parts of polyacrylamide, 2 parts of polyvinyl alcohol, 1 part of diatomite, 3 parts of sepiolite powder, 6 parts of peanut shell and 50 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 100 ℃, and the drying time is 1 h.
In the step 3, the particle size of the ground peanut shells is 200 meshes.
In step 4, the size of the selected small balls after screening is 20 mm.
In step 4, the calcination temperature is: the calcination time is as follows at 300 ℃: and (4) 1 h.
Example 2
A preparation method of a water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
10 parts of bentonite, 12 parts of activated carbon, 7 parts of starch, 17 parts of sodium benzenesulfonate, 12 parts of alginate, 6 parts of calcium phosphate, 20 parts of polyacrylamide, 7 parts of polyvinyl alcohol, 5 parts of diatomite, 6 parts of sepiolite powder, 9 parts of peanut shell and 80 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 150 ℃, and the drying time is 1.5 h.
In the step 3, the grain size of the ground peanut shells is 300 meshes.
In the step 4, the size of the selected small balls after screening is 30 mm.
In step 4, the calcination temperature is: the calcination time is as follows at 350 ℃: and (5) h.
Example 3
A preparation method of a water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
6 parts of bentonite, 7 parts of activated carbon, 6 parts of starch, 10 parts of sodium benzenesulfonate, 10 parts of alginate, 4 parts of calcium phosphate, 16 parts of polyacrylamide, 5 parts of polyvinyl alcohol, 4 parts of diatomite, 4 parts of sepiolite powder, 7 parts of peanut shell and 60 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 120 ℃, and the drying time is 1.2 h.
In the step 3, the grain size of the ground peanut shells is 250 meshes.
In step 4, the size of the selected small balls after screening is 25 mm.
In step 4, the calcination temperature is: the calcination time is as follows: and (4) 1.2 h.
Example 4
A preparation method of a water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
8 parts of bentonite, 6 parts of activated carbon, 5 parts of starch, 17 parts of sodium benzenesulfonate, 12 parts of alginate, 3 parts of calcium phosphate, 20 parts of polyacrylamide, 7 parts of polyvinyl alcohol, 5 parts of diatomite, 3 parts of sepiolite powder, 9 parts of peanut shell and 50 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 150 ℃, and the drying time is 1.5 h.
In the step 3, the grain size of the ground peanut shells is 300 meshes.
In step 4, the size of the selected small balls after screening is 20 mm.
In step 4, the calcination temperature is: the calcination time is as follows at 300 ℃: and (5) h.
Example 5
A preparation method of a water purification composite material for sewage treatment comprises the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
7 parts of bentonite, 12 parts of activated carbon, 7 parts of starch, 17 parts of sodium benzenesulfonate, 12 parts of alginate, 3 parts of calcium phosphate, 20 parts of polyacrylamide, 7 parts of polyvinyl alcohol, 1 part of diatomite, 3 parts of sepiolite powder, 6 parts of peanut shell and 80 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
In the step 3, the drying temperature of the peanut shells is 110 ℃, and the drying time is 1 h.
In the step 3, the particle size of the ground peanut shells is 200 meshes.
In the step 4, the size of the selected small balls after screening is 30 mm.
In step 4, the calcination temperature is: the calcination time is as follows at 300 ℃: and (5) h.
Claims (6)
1. The water purification composite material for sewage treatment is characterized by comprising the following raw materials in parts by weight: 5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water.
2. A preparation method of a water purification composite material for sewage treatment is characterized by comprising the following steps:
step 1, preparing materials according to the following mixture ratio of raw materials:
5-10 parts of bentonite, 6-12 parts of activated carbon, 5-7 parts of starch, 6-17 parts of sodium benzenesulfonate, 8-12 parts of seaweed gel, 3-6 parts of calcium phosphate, 15-20 parts of polyacrylamide, 2-7 parts of polyvinyl alcohol, 1-5 parts of kieselguhr, 3-6 parts of sepiolite powder, 6-9 parts of peanut shells and 50-80 parts of deionized water;
step 2, mixing and stirring bentonite, activated carbon, starch, sodium benzenesulfonate and seaweed glue with deionized water uniformly to obtain a mixture A;
step 3, drying and grinding the peanut shells, and then mixing the ground peanut shells with calcium phosphate, polyacrylamide, polyvinyl alcohol, diatomite and sepiolite powder to obtain a mixture B;
and 4, mixing the mixture A and the mixture B, adding the mixture A and the mixture B into a disc granulator to prepare small balls, screening, and calcining in a muffle furnace for a certain time to obtain the catalyst.
3. The method for preparing a water purification composite material for sewage treatment as claimed in claim 2, wherein in the step 3, the drying temperature of the peanut shells is 100-150 ℃, and the drying time is 1-1.5 h.
4. The method as claimed in claim 2, wherein the milled peanut hulls have a particle size of 200-300 mesh in step 3.
5. The method for preparing a water purification composite material for sewage treatment as claimed in claim 2, wherein in the step 4, the size of the selected small balls after screening is 20-30 mm.
6. The method for preparing the water purification composite material for sewage treatment as claimed in claim 2, wherein in the step 4, the calcination temperature is as follows: 300-350 ℃, and the calcining time is as follows: 1-1.5 h.
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| CN201911311644.1A CN110921762A (en) | 2019-12-18 | 2019-12-18 | Water purification composite material for sewage treatment and preparation method thereof |
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| CN201911311644.1A CN110921762A (en) | 2019-12-18 | 2019-12-18 | Water purification composite material for sewage treatment and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473280A (en) * | 2017-09-15 | 2017-12-15 | 江苏科力特环保科技有限公司 | A kind of high efficiency active carbon water purification agent |
| CN107930604A (en) * | 2017-11-29 | 2018-04-20 | 郑州源冉生物技术有限公司 | A kind of sewage disposal high adsorption composite material and preparation method thereof |
| CN108298630A (en) * | 2018-02-08 | 2018-07-20 | 合肥市大卓电力有限责任公司 | A kind of novel environment friendly water treatment agent and preparation method |
| CN109467145A (en) * | 2018-12-04 | 2019-03-15 | 湖南工程学院 | A kind of organic waste water treatment agent containing porous sepiolite |
-
2019
- 2019-12-18 CN CN201911311644.1A patent/CN110921762A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473280A (en) * | 2017-09-15 | 2017-12-15 | 江苏科力特环保科技有限公司 | A kind of high efficiency active carbon water purification agent |
| CN107930604A (en) * | 2017-11-29 | 2018-04-20 | 郑州源冉生物技术有限公司 | A kind of sewage disposal high adsorption composite material and preparation method thereof |
| CN108298630A (en) * | 2018-02-08 | 2018-07-20 | 合肥市大卓电力有限责任公司 | A kind of novel environment friendly water treatment agent and preparation method |
| CN109467145A (en) * | 2018-12-04 | 2019-03-15 | 湖南工程学院 | A kind of organic waste water treatment agent containing porous sepiolite |
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