CN111204836A - Recyclable environment-friendly water purifying agent and preparation method thereof - Google Patents
Recyclable environment-friendly water purifying agent and preparation method thereof Download PDFInfo
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- CN111204836A CN111204836A CN202010047296.8A CN202010047296A CN111204836A CN 111204836 A CN111204836 A CN 111204836A CN 202010047296 A CN202010047296 A CN 202010047296A CN 111204836 A CN111204836 A CN 111204836A
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- activated carbon
- water purifying
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- purifying agent
- sewage
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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
-
- 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
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention belongs to the field of sewage treatment, and particularly discloses a recoverable environment-friendly water purifying agent and a preparation method thereof, wherein the recoverable environment-friendly water purifying agent comprises diatomite, activated carbon, ferrite, powdery clay, a polymeric flocculant, acidic liquid, alumina powder, bentonite and an auxiliary agent, the activated carbon is one of wood activated carbon and mineral activated carbon, impurities in the activated carbon are adsorbed while the color of sewage is removed during sewage treatment, the influence on the sewage is small, the activated carbon is used by matching with the diatomite, the powdery clay and the bentonite, the polymeric organic matter in the sewage can be adsorbed, the adsorption effect of the water purifying agent is improved, meanwhile, the ferrite is added into the water purifying agent, when the sewage is purified, the ferrite performs a magnetization effect under a certain external magnetic field intensity, so that metal in the sewage is separated from the sewage, is recovered and then passes through the polymeric flocculant, the impurities in the sewage are flocculated and precipitated, and the impurities in the sewage treated by the water purifying agent can be removed by filtering.
Description
Technical Field
The invention relates to the related field of sewage treatment, in particular to a recyclable environment-friendly water purifying agent and a preparation method thereof.
Background
With the continuous and rapid development of national economy in China, the situation of environmental protection is more and more severe, particularly, although the total amount of fresh water resources in China accounts for 6% of the whole world, the per-capita water resource amount is only 2300 cubic meters, which is one fourth of the average water amount in the world, the problems of water shortage and water pollution are serious, at present, the quality of five types of water in China is up to 44%, and more than 80% of surface water and underground water are polluted due to the random discharge of industrial wastewater.
At present, activated carbon is generally adopted for sewage treatment to adsorb impurities and then filter, but the sewage treated by the activated carbon still contains certain high molecular organic matters and metal substances, so that the treated sewage still contains certain impurities, and therefore, the environment-friendly water purifying agent with low manufacturing cost and good impurity removal effect and the preparation method thereof are provided.
Disclosure of Invention
The invention aims to provide a recyclable environment-friendly water purifying agent and a preparation method thereof, and aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a recyclable environment-friendly water purifying agent and a preparation method thereof comprise the following raw materials in parts by weight: 20-28 parts of diatomite, 15-20 parts of activated carbon, 2-8 parts of ferrite, 3-7 parts of powdery clay, 4-5 parts of polymeric flocculant, 1-1.5 parts of acidic liquid, 2-6 parts of alumina powder, 3-5 parts of bentonite and 15-20 parts of water
And 2-4 parts of an auxiliary agent.
Preferably, the ferrite is composed of iron oxide and other iron-containing compounds, and the other iron-containing compounds are one or two of nickel zinc ferrite, zinc chromium ferrite, magnesium manganese ferrite and lithium manganese ferrite.
Preferably, the polymeric flocculant is an organic flocculant, and the organic flocculant is one or a combination of two of animal glue, sodium alginate, sodium carboxymethylcellulose, polyacrylamide, sodium polyacrylate, polyvinyl pyridinium and polyethyleneimine.
Preferably, the particle size of the diatomite is 28-30 μm, and the particle size of the powdery clay is 0.075-0.03 mm.
Preferably, the activated carbon is one of wood activated carbon and mineral activated carbon, the wood activated carbon mainly comprises coconut shell activated carbon, fruit shell activated carbon, wood activated carbon, bamboo activated carbon and crop straw activated carbon, and the mineral activated carbon mainly comprises activated carbon prepared from coal or petroleum as raw materials.
Preferably, the acidic liquid is one or two of hydrochloric acid, sulfuric acid and acetic acid, and the mass fraction of the acidic liquid is 20% -30%.
The invention also provides a preparation method of the recyclable environment-friendly water purifying agent, which comprises the following steps:
s1, weighing diatomite, activated carbon, silty clay and bentonite according to parts by weight, putting the weighed raw materials into a reaction kettle, adding an acidic solution, stirring the raw materials in the reaction kettle while controlling the temperature to be 30-40 ℃, and washing the raw materials with water after stirring to make the raw materials neutral;
s2, stirring and crushing the ferrite, the polymeric flocculant and the alumina powder according to the parts by weight, wherein the stirring speed is 500-600r/min, and the stirring time is 5-8 min;
s3, adding the mixed raw material prepared in the step S2 into the reaction kettle in the step S1, adding water and an auxiliary agent simultaneously, and stirring and mixing uniformly to obtain a mixture;
s4, granulating the mixture in the step S3 through a granulator, keeping the temperature at 50-60 ℃ during granulation, and drying the granulated granules.
Preferably, the stirring speed in step S1 is 100-110r/min, and the stirring time is 15-20 min.
Preferably, the drying temperature in the step S4 is 150-200 ℃, and the drying time is 10-25 min.
Compared with the prior art, the invention has the beneficial effects that: the activated carbon is one of wood activated carbon and mineral activated carbon, when sewage is treated, the color of the sewage is removed while impurities in the activated carbon are adsorbed, the influence on the sewage is small, certain cost performance is achieved, the economic cost of the water purifying agent is reduced, the activated carbon is suitable for being widely used by people, the activated carbon is matched with diatomite, powdery clay and bentonite for use, high molecular organic matters in the sewage can be adsorbed, the adsorption effect of the water purifying agent is improved, meanwhile, ferrite is added into the water purifying agent, when the sewage is purified, the ferrite has a magnetization effect under certain external magnetic field intensity, so that metals in the sewage are separated from the sewage, the sewage is recycled and then is subjected to flocculation precipitation through a high molecular flocculant, the sewage after the water purifying agent is treated is filtered to remove the impurities in the sewage, the water purifying agent is made into particles and is convenient to transport and store, the water purifying agent has rich raw material sources and low cost, and has better market application prospect.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a recyclable environment-friendly water purifying agent and a preparation method thereof comprise the following raw materials in parts by weight: 20-28 parts of diatomite, 15-20 parts of activated carbon, 2-8 parts of ferrite, 3-7 parts of powdery clay, 4-5 parts of polymeric flocculant, 1-1.5 parts of acidic liquid, 2-6 parts of alumina powder, 3-5 parts of bentonite, 15-20 parts of water and 2-4 parts of auxiliary agent.
Further, the ferrite is composed of iron oxide and other iron-containing compounds, and the other iron-containing compounds are one or two of nickel-zinc ferrite, zinc-chromium ferrite, magnesium-manganese ferrite and lithium-manganese ferrite.
Further, the polymeric flocculant is an organic flocculant, and the organic flocculant is one or a combination of two of animal glue, sodium alginate, sodium carboxymethylcellulose, polyacrylamide, sodium polyacrylate, polyvinyl pyridinium and polyethyleneimine.
Furthermore, the particle size of the diatomite is 28-30 μm, and the particle size of the powdery clay is 0.075-0.03 mm.
Further, the activated carbon is one of wood activated carbon and mineral activated carbon, the wood activated carbon mainly comprises coconut shell activated carbon, fruit shell activated carbon, wood activated carbon, bamboo activated carbon and crop straw activated carbon, and the mineral activated carbon mainly comprises activated carbon prepared from coal or petroleum as raw materials.
Further, the acidic liquid is one or a combination of two of hydrochloric acid, sulfuric acid and acetic acid, and the mass fraction of the acidic liquid is 20-30%.
The invention also provides a preparation method of the recyclable environment-friendly water purifying agent, which is characterized by comprising the following steps: the method comprises the following steps:
s1, weighing diatomite, activated carbon, silty clay and bentonite according to parts by weight, putting the weighed raw materials into a reaction kettle, adding an acidic solution, stirring the raw materials in the reaction kettle while controlling the temperature to be 30-40 ℃, and washing the raw materials with water after stirring to make the raw materials neutral;
s2, stirring and crushing the ferrite, the polymeric flocculant and the alumina powder according to the parts by weight, wherein the stirring speed is 500-600r/min, and the stirring time is 5-8 min;
s3, adding the mixed raw material prepared in the step S2 into the reaction kettle in the step S1, adding water and an auxiliary agent simultaneously, and stirring and mixing uniformly to obtain a mixture;
s4, granulating the mixture in the step S3 through a granulator, keeping the temperature at 50-60 ℃ during granulation, and drying the granulated granules.
Further, the stirring speed in step S1 is 100-110r/min, and the stirring time is 15-20 min.
Further, the drying temperature in step S4 is 150-.
The activated carbon is one of wood activated carbon and mineral activated carbon, when sewage is treated, the color of the sewage is removed while impurities in the activated carbon are adsorbed, the influence on the sewage is small, certain cost performance is achieved, the economic cost of the water purifying agent is reduced, the activated carbon is suitable for being widely used by people, the activated carbon is matched with diatomite, powdery clay and bentonite for use, high molecular organic matters in the sewage can be adsorbed, the adsorption effect of the water purifying agent is improved, meanwhile, ferrite is added into the water purifying agent, when the sewage is purified, the ferrite has a magnetization effect under certain external magnetic field intensity, so that metals in the sewage are separated from the sewage, the sewage is recycled and then is subjected to flocculation precipitation through a high molecular flocculant, the sewage after the water purifying agent is treated is filtered to remove the impurities in the sewage, the water purifying agent is made into particles and is convenient to transport and store, the water purifying agent has rich raw material sources and low cost, and has better market application prospect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A recyclable environment-friendly water purifying agent is characterized in that: the feed comprises the following raw materials in parts by weight: 20-28 parts of diatomite, 15-20 parts of activated carbon, 2-8 parts of ferrite, 3-7 parts of powdery clay, 4-5 parts of polymeric flocculant, 1-1.5 parts of acidic liquid, 2-6 parts of alumina powder, 3-5 parts of bentonite, 15-20 parts of water and 2-4 parts of auxiliary agent.
2. The recyclable environment-friendly water purifying agent as claimed in claim 1, wherein: the ferrite is composed of ferric oxide and other iron-containing compounds, and the other iron-containing compounds are one or two of nickel-zinc ferrite, zinc-chromium ferrite, magnesium-manganese ferrite and lithium-manganese ferrite.
3. The recyclable environment-friendly water purifying agent as claimed in claim 1, wherein: the polymeric flocculant is an organic flocculant, and the organic flocculant is one or a combination of two of animal glue, sodium alginate, sodium carboxymethylcellulose, polyacrylamide, sodium polyacrylate, polyvinyl pyridinium and polyethyleneimine.
4. The recyclable environment-friendly water purifying agent as claimed in claim 1, wherein: the particle size of the diatomite is 28-30 μm, and the particle size of the powdery clay is 0.075-0.03 mm.
5. The recyclable environment-friendly water purifying agent as claimed in claim 1, wherein: the activated carbon is one of wood activated carbon and mineral activated carbon, the wood activated carbon mainly comprises coconut shell activated carbon, fruit shell activated carbon, wood activated carbon, bamboo activated carbon and crop straw activated carbon, and the mineral activated carbon mainly comprises activated carbon prepared from coal or petroleum.
6. The recyclable environment-friendly water purifying agent as claimed in claim 1, wherein: the acidic liquid is one or the combination of two of hydrochloric acid, sulfuric acid and acetic acid, and the mass fraction of the acidic liquid is 20-30%.
7. The method for preparing the recyclable environment-friendly water purifying agent according to any one of claims 1 to 6, characterized in that: the method comprises the following steps:
s1, weighing diatomite, activated carbon, silty clay and bentonite according to parts by weight, putting the weighed raw materials into a reaction kettle, adding an acidic solution, stirring the raw materials in the reaction kettle while controlling the temperature to be 30-40 ℃, and washing the raw materials with water after stirring to make the raw materials neutral;
s2, stirring and crushing the ferrite, the polymeric flocculant and the alumina powder according to the parts by weight, wherein the stirring speed is 500-600r/min, and the stirring time is 5-8 min;
s3, adding the mixed raw material prepared in the step S2 into the reaction kettle in the step S1, adding water and an auxiliary agent simultaneously, and stirring and mixing uniformly to obtain a mixture;
s4, granulating the mixture in the step S3 through a granulator, keeping the temperature at 50-60 ℃ during granulation, and drying the granulated granules.
8. The preparation method of the recyclable environment-friendly water purifying agent as claimed in claim 7, characterized in that: the stirring speed in the step S1 is 100-110r/min, and the stirring time is 15-20 min.
9. The preparation method of the recyclable environment-friendly water purifying agent as claimed in claim 7, characterized in that: the drying temperature in the step S4 is 150-200 ℃, and the drying time is 10-25 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010047296.8A CN111204836A (en) | 2020-01-16 | 2020-01-16 | Recyclable environment-friendly water purifying agent and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010047296.8A CN111204836A (en) | 2020-01-16 | 2020-01-16 | Recyclable environment-friendly water purifying agent and preparation method thereof |
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| CN111204836A true CN111204836A (en) | 2020-05-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337444A (en) * | 2020-09-21 | 2021-02-09 | 广西大学 | Organic modified magnetic bentonite MB/CP and preparation method and application thereof |
| CN115321653A (en) * | 2022-08-22 | 2022-11-11 | 马中逸 | Environment-friendly sewage flocculant and preparation method thereof |
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| CN104261535A (en) * | 2014-09-28 | 2015-01-07 | 佑景天（北京）国际水环境研究中心有限公司 | Efficient discoloring agent and discoloring treatment method of printing and dyeing wastewater |
| CN107970882A (en) * | 2017-11-02 | 2018-05-01 | 铜陵博锋实业有限公司 | A kind of preparation method of gelation Magnetic Bentonite flocculation material |
| CN108751365A (en) * | 2018-05-05 | 2018-11-06 | 安徽乐金环境科技有限公司 | A kind of modification infusorial earth composite flocculation agent |
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2020
- 2020-01-16 CN CN202010047296.8A patent/CN111204836A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104261535A (en) * | 2014-09-28 | 2015-01-07 | 佑景天（北京）国际水环境研究中心有限公司 | Efficient discoloring agent and discoloring treatment method of printing and dyeing wastewater |
| CN107970882A (en) * | 2017-11-02 | 2018-05-01 | 铜陵博锋实业有限公司 | A kind of preparation method of gelation Magnetic Bentonite flocculation material |
| CN108751365A (en) * | 2018-05-05 | 2018-11-06 | 安徽乐金环境科技有限公司 | A kind of modification infusorial earth composite flocculation agent |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337444A (en) * | 2020-09-21 | 2021-02-09 | 广西大学 | Organic modified magnetic bentonite MB/CP and preparation method and application thereof |
| CN115321653A (en) * | 2022-08-22 | 2022-11-11 | 马中逸 | Environment-friendly sewage flocculant and preparation method thereof |
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Application publication date: 20200529 |