CN111672300A - Medicament for preventing and treating air pollutants and production process thereof - Google Patents
Medicament for preventing and treating air pollutants and production process thereof Download PDFInfo
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- CN111672300A CN111672300A CN202010554769.3A CN202010554769A CN111672300A CN 111672300 A CN111672300 A CN 111672300A CN 202010554769 A CN202010554769 A CN 202010554769A CN 111672300 A CN111672300 A CN 111672300A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
Abstract
The invention discloses a medicament for preventing and treating air pollutants, which comprises the following components in percentage by weight: 20-30% of triisopropanolamine, 10-20% of copper chloride, 5-10% of ferric chloride, 10-15% of polyvinylpyrrolidone, 1-5% of polyvinyl alcohol, 1-3% of an emulsifier, 5-10% of citrate, 1-3% of a traditional Chinese medicine extract and the balance of water. The invention also discloses a production process of the medicament for preventing and treating the air pollutants. The agent for preventing and treating air pollutants has the advantages of good prevention and treatment effect, no secondary pollution, environmental protection and the like.
Description
Technical Field
The invention belongs to the technical field of air pollution prevention and treatment, and particularly relates to a medicament for preventing and treating air pollutants and a production process thereof.
Background
Air pollution is one of four major pollutants, and refers to toxic and harmful gases emitted by human beings in the production and living processes. Air is the root for human survival, and once polluted, the air causes damage to human health and imbalance of the natural ecosystem, and the influence is wide. Especially, the exhaust gas discharged by chemical plants has high pollutant content, seriously pollutes the environment and influences the human health. At present, industrial waste gas discharged from production enterprises is one of the main sources of atmospheric pollutants. If the industrial waste gas is directly discharged into the atmosphere without being treated, the air environment quality is inevitably reduced, serious harm is brought to the human health, and huge loss is caused to national economy.
Toxic and harmful substances in polluted waste gas can enter a human body through respiratory tract and skin, and can cause temporary and permanent pathological changes of systems and organs such as breath, blood, liver and the like of the human body due to long-term low-concentration or short-term high-concentration contact, particularly benzopyrene polycyclic aromatic hydrocarbons can directly cause carcinogenesis of the human body to draw high attention to human beings.
For example, a chinese patent with application number CN201610417091.8 discloses a high-efficiency compound waste gas treating agent and a preparation method thereof, and relates to the technical field of waste gas treating agents, wherein the high-efficiency compound waste gas treating agent is prepared from the following substances: the composite waste gas treating agent disclosed by the invention does not contain harmful substances and cannot pollute the environment, the adsorption effect of the treating agent can be effectively improved by adopting a composite material, the waste gas treating agent disclosed by the invention can be repeatedly utilized, the utilization rate of the material is improved, the specific surface area of the material is improved through a core-shell structure, and the active sites of the reaction are greatly increased, so that the adsorption effect on sulfur dioxide and carbon dioxide is improved, and the desulfurization and decarburization effects and speed are improved.
For another example, chinese patent application No. CN201710531176.3 discloses an industrial waste gas treating agent, which is composed of the following components in parts by weight: 50 parts of triisopropanolamine, 14 parts of copper chloride, 7 parts of medical stone, 2 parts of tannin, 0.9 part of nano silicon dioxide, 1-1.5 parts of activated carbon fiber, 4-6 parts of two-dimensional boron nitride nano wafer, 1.5-2.5 parts of polyaluminum silicate sulfate, 1.7-1.9 parts of nano magnesium oxide, 1-3 parts of calcium oxide and 2-6 parts of potassium permanganate. The invention has scientific and reasonable component preparation, low cost, high absorption and purification efficiency, better solubilization, high waste gas removal rate, quick reaction, no secondary pollution to the environment, environmental protection and water resource saving, and can effectively remove harmful substances in industrial waste gas.
However, these treating agents are complicated in composition and operation, and the treating effect is yet to be further improved, and therefore, there is an urgent need for a new solution to this technical problem.
Based on the inspiration of the prior art, the inventor actively researches and innovates based on the practical experience and professional knowledge which are abundant for years when the product is designed and manufactured, and the application of the theory is matched, so as to create a medicament for preventing and treating air pollutants and a production process thereof, and effectively improve the defects in the prior art. The inventor of the invention finally creates the invention with practical value after continuous research and design and repeated trial and improvement.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides a medicament for preventing and treating air pollutants and a production process thereof, can realize the efficient removal of pollutants in waste gas, and has the advantages of energy conservation, low raw material price, low cost, high economy and the like.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme.
The invention provides a medicament for preventing and treating air pollutants, which comprises the following components in percentage by weight: 20-30% of triisopropanolamine, 10-20% of copper chloride, 5-10% of ferric chloride, 10-15% of polyvinylpyrrolidone, 1-5% of polyvinyl alcohol, 1-3% of an emulsifier, 5-10% of citrate, 1-3% of a traditional Chinese medicine extract and the balance of water.
The medicament for preventing and treating the air pollutants comprises the following components in percentage by weight: 20% of triisopropanolamine, 12% of copper chloride, 8% of ferric chloride, 15% of polyvinylpyrrolidone, 3% of polyvinyl alcohol, 2% of emulsifier, 5% of citrate, 1% of traditional Chinese medicine extract and the balance of water.
The medicament for preventing and treating air pollutants is characterized in that the polymerization degree of polyvinylpyrrolidone is 50000-60000.
The medicament for preventing and treating air pollutants is characterized in that the molecular weight of the polyvinyl alcohol is 4000-6000.
The emulsifier is one or more selected from sodium dodecyl sulfate, sodium dodecyl benzene sulfonate, allyloxy hydroxypropyl sodium sulfonate, allyloxy nonyl phenol ether, alkylphenol ethoxylates and fatty alcohol-polyoxyethylene ether.
The agent for controlling air pollutants as described above, wherein the citrate is selected from sodium citrate or potassium citrate.
The medicament for preventing and treating air pollutants is characterized in that the traditional Chinese medicine extract is one or more selected from licorice extract, purslane extract, honeysuckle extract, gordon euryale seed extract, China carageenan extract and green tea extract.
The object of the present invention and the technical problems solved thereby can be further achieved by the following technical measures.
The present invention also provides a method for preparing an agent for the control of airborne pollutants, comprising the steps of:
(1) weighing the raw materials according to the proportion;
(2) dissolving polyvinyl alcohol in water at 80-100 ℃, and then adding triisopropanolamine for reaction to obtain a mixed solution;
(3) and sequentially adding polyvinylpyrrolidone, ferric chloride and copper chloride into the obtained mixed solution, stirring for reaction, then adding citrate and an emulsifier, continuing to react for 2-3 h, cooling to room temperature, adding the traditional Chinese medicine extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
The preparation method described above, wherein the reaction conditions in the step (2) are: the temperature is 90-110 ℃, and the time is 30-40 min.
The preparation method described above, wherein the stirring reaction conditions in the step (3) are: the temperature is 30-40 ℃, the time is 20-30 min, and the rotating speed is 600-800 r/min.
By the technical scheme, the invention at least has the following advantages: the invention is an improvement on the prior art, and the medicament used by the invention can promote the removal and absorption of harmful substances in the air. The preparation process of the medicament for preventing and treating the air pollutants does not adopt harmful and toxic chemical reagents, is environment-friendly, does not discharge wastes, has simple preparation method and low cost, and is suitable for mass production. The medicament for preventing and treating the air pollutants has high removal rate of waste gas generated in industrial production, quick response and simple operation, and does not generate secondary pollution to the environment.
In conclusion, the special medicament for preventing and treating the air pollutants has good effect of removing the pollutants in the air and low cost. The method has the advantages and practical value, does not have similar design publication or use in the similar products and methods, is innovative, has great improvement on the method or the function, has great technical progress, produces good and practical effects, has multiple enhanced efficacies compared with the prior products, is more suitable for practical use, has industrial wide utilization value, and is a novel, improved and practical new design.
The foregoing is a summary of the present invention, and in order to provide a clear understanding of the technical means of the present invention and to be implemented in accordance with the present specification, the following is a detailed description of the preferred embodiments of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the 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.
According to the medicament for preventing and treating the air pollutants, the medicament comprises the following components in percentage by weight: 20-30% of triisopropanolamine, 10-20% of copper chloride, 5-10% of ferric chloride, 10-15% of polyvinylpyrrolidone, 1-5% of polyvinyl alcohol, 1-3% of an emulsifier, 5-10% of citrate, 1-3% of a traditional Chinese medicine extract and the balance of water.
In some preferred embodiments, the medicament comprises the following components in percentage by weight: 20% of triisopropanolamine, 12% of copper chloride, 8% of ferric chloride, 15% of polyvinylpyrrolidone, 3% of polyvinyl alcohol, 2% of emulsifier, 5% of citrate, 1% of traditional Chinese medicine extract and the balance of water.
In some preferred embodiments, the degree of polymerization of the polyvinylpyrrolidone is 50000-60000.
In some preferred embodiments, the polyvinyl alcohol has a molecular weight of 4000 to 6000.
In some preferred embodiments, the emulsifier is selected from one or more of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate, sodium allyloxy hydroxypropyl sulfonate, allyloxy nonyl phenol ether, alkylphenol ethoxylate, and fatty alcohol ethoxylate.
In some preferred embodiments, the citrate salt is selected from sodium citrate or potassium citrate.
In some preferred embodiments, the herbal extract is selected from one or more of licorice extract, purslane extract, honeysuckle extract, gorgon euryale seed extract, carageenan extract, and green tea extract.
The method for preparing an agent for the control of airborne pollutants according to the present invention comprises the steps of:
(1) weighing the raw materials according to the proportion;
(2) dissolving polyvinyl alcohol in water at 80-100 ℃, and then adding triisopropanolamine for reaction to obtain a mixed solution;
(3) and sequentially adding polyvinylpyrrolidone, ferric chloride and copper chloride into the obtained mixed solution, stirring for reaction, then adding citrate and an emulsifier, continuing to react for 2-3 h, cooling to room temperature, adding the traditional Chinese medicine extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
In some preferred embodiments, the reaction conditions in step (2) are: the temperature is 90-110 ℃, and the time is 30-40 min.
In some preferred embodiments, the stirring reaction conditions in step (3) are: the temperature is 30-40 ℃, the time is 20-30 min, and the rotating speed is 600-800 r/min.
The following will explain details with reference to examples, in which each material is calculated by 100 parts of the total amount.
Example 1
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 20 parts of triisopropanolamine, 12 parts of copper chloride, 8 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 3 parts of polyvinyl alcohol (with the molecular weight of 5000), 2 parts of sodium dodecyl sulfate, 5 parts of sodium citrate, 1 part of a honeysuckle extract and 34 parts of water.
3 parts of polyvinyl alcohol (molecular weight 5000) are dissolved in 34 parts of water at 90 ℃, and then 20 parts of triisopropanolamine are added to react for 30min at 100 ℃ to obtain a mixed solution. And (2) sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 8 parts of ferric chloride and 12 parts of copper chloride into the obtained mixed solution, stirring and reacting at 35 ℃ and the rotation speed of 800r/min for 20min, then adding 5 parts of sodium citrate and 2 parts of sodium dodecyl sulfate, continuing reacting for 2h, cooling to room temperature, adding 1 part of honeysuckle extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 2
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 25 parts of triisopropanolamine, 10 parts of copper chloride, 10 parts of ferric chloride, 12 parts of polyvinylpyrrolidone (with the polymerization degree of 50000), 3 parts of polyvinyl alcohol (with the molecular weight of 6000), 2 parts of sodium allyloxy hydroxypropyl sulfonate, 5 parts of sodium citrate, 1 part of a honeysuckle extract and 32 parts of water.
3 parts of polyvinyl alcohol (molecular weight 6000) are dissolved in 32 parts of water at 90 ℃, and then 25 parts of triisopropanolamine is added to react for 30min at 100 ℃ to obtain a mixed solution. And (2) sequentially adding 12 parts of polyvinylpyrrolidone (with the polymerization degree of 50000), 10 parts of ferric chloride and 10 parts of copper chloride into the obtained mixed solution, stirring and reacting at 35 ℃ and the rotation speed of 800r/min for 20min, then adding 5 parts of sodium citrate and 2 parts of allyloxy hydroxypropyl sodium sulfonate, continuing reacting for 2h, cooling to room temperature, adding 1 part of honeysuckle extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 3
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 30 parts of triisopropanolamine, 15 parts of copper chloride, 5 parts of ferric chloride, 10 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 1 part of polyvinyl alcohol (with the molecular weight of 6000), 3 parts of sodium dodecyl sulfate, 7 parts of sodium citrate, 2 parts of a honeysuckle extract and 27 parts of water.
1 part of polyvinyl alcohol (molecular weight 6000) is dissolved in 27 parts of water at 90 ℃, and then 30 parts of triisopropanolamine is added to react for 30min at 100 ℃ to obtain a mixed solution. And sequentially adding 10 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 5 parts of ferric chloride and 15 parts of copper chloride into the obtained mixed solution, stirring and reacting at 35 ℃ and the rotation speed of 800r/min for 20min, then adding 7 parts of sodium citrate and 3 parts of sodium dodecyl sulfate, continuing to react for 2h, cooling to room temperature, adding 2 parts of honeysuckle extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 4
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 30 parts of triisopropanolamine, 20 parts of copper chloride, 8 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 3 parts of polyvinyl alcohol (with the molecular weight of 6000), 3 parts of sodium dodecyl sulfate, 7 parts of sodium citrate, 1 part of a honeysuckle extract and 13 parts of water.
3 parts of polyvinyl alcohol (molecular weight 6000) are dissolved in 13 parts of water at 80 ℃, and then 30 parts of triisopropanolamine is added to react for 30min at 110 ℃ to obtain a mixed solution. And (2) sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 8 parts of ferric chloride and 20 parts of copper chloride into the obtained mixed solution, stirring and reacting at the temperature of 30 ℃ and the rotation speed of 800r/min for 30min, then adding 7 parts of sodium citrate and 3 parts of sodium dodecyl sulfate, continuing to react for 3h, cooling to room temperature, adding 1 part of honeysuckle extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 5
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 30 parts of triisopropanolamine, 20 parts of copper chloride, 8 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 3 parts of polyvinyl alcohol (with the molecular weight of 4000), 3 parts of sodium dodecyl benzene sulfonate, 7 parts of sodium citrate, 1 part of a green tea extract and 13 parts of water.
3 parts of polyvinyl alcohol (molecular weight 4000) are dissolved in 13 parts of water at 80 ℃, and then 30 parts of triisopropanolamine is added to react for 40min at 110 ℃ to obtain a mixed solution. And (2) sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 8 parts of ferric chloride and 20 parts of copper chloride into the obtained mixed solution, stirring and reacting at 40 ℃ and the rotation speed of 600r/min for 25min, then adding 7 parts of sodium citrate and 3 parts of sodium dodecyl benzene sulfonate, continuing reacting for 3h, cooling to room temperature, adding 1 part of green tea extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 6
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 20 parts of triisopropanolamine, 20 parts of copper chloride, 10 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 5 parts of polyvinyl alcohol (with the molecular weight of 4000), 1 part of sodium dodecyl benzene sulfonate, 10 parts of sodium citrate, 3 parts of a green tea extract and 16 parts of water.
5 parts of polyvinyl alcohol (molecular weight 4000) are dissolved in 16 parts of water at 80 ℃, and then 20 parts of triisopropanolamine is added to react for 40min at 110 ℃ to obtain a mixed solution. And (2) sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 10 parts of ferric chloride and 20 parts of copper chloride into the obtained mixed solution, stirring and reacting at 40 ℃ and the rotation speed of 600r/min for 25min, then adding 10 parts of sodium citrate and 1 part of sodium dodecyl benzene sulfonate, continuing reacting for 3h, cooling to room temperature, adding 3 parts of green tea extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 7
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 20 parts of triisopropanolamine, 20 parts of copper chloride, 10 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 5 parts of polyvinyl alcohol (with the molecular weight of 4000), 1 part of fatty alcohol-polyoxyethylene ether, 10 parts of sodium citrate, 3 parts of a green tea extract and 16 parts of water.
5 parts of polyvinyl alcohol (molecular weight 4000) are dissolved in 16 parts of water at 100 ℃, and then 20 parts of triisopropanolamine is added to react for 35min at 100 ℃ to obtain a mixed solution. And (2) sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 60000), 10 parts of ferric chloride and 20 parts of copper chloride into the obtained mixed solution, stirring and reacting at 35 ℃ and the rotation speed of 700r/min for 30min, then adding 10 parts of sodium citrate and 1 part of fatty alcohol-polyoxyethylene ether, continuing reacting for 2h, cooling to room temperature, adding 3 parts of green tea extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Example 8
A medicament for preventing and treating air pollutants comprises the following raw material components in percentage by weight: 20 parts of triisopropanolamine, 12 parts of copper chloride, 8 parts of ferric chloride, 15 parts of polyvinylpyrrolidone (with the polymerization degree of 50000), 3 parts of polyvinyl alcohol (with the molecular weight of 4000), 2 parts of fatty alcohol-polyoxyethylene ether, 5 parts of sodium citrate, 1 part of a green tea extract and 34 parts of water.
3 parts of polyvinyl alcohol (molecular weight 4000) are dissolved in 34 parts of water at 100 ℃, and then 20 parts of triisopropanolamine is added to react for 40min at 110 ℃ to obtain a mixed solution. And sequentially adding 15 parts of polyvinylpyrrolidone (with the polymerization degree of 50000), 8 parts of ferric chloride and 12 parts of copper chloride into the obtained mixed solution, stirring and reacting for 20min at the temperature of 40 ℃ and the rotation speed of 800r/min, then adding 5 parts of sodium citrate and 2 parts of fatty alcohol-polyoxyethylene ether, continuing to react for 3h, cooling to room temperature, adding 1 part of green tea extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The medicament for preventing and treating the air pollutants comprises the following components in percentage by weight: 20-30% of triisopropanolamine, 10-20% of copper chloride, 5-10% of ferric chloride, 10-15% of polyvinylpyrrolidone, 1-5% of polyvinyl alcohol, 1-3% of an emulsifier, 5-10% of citrate, 1-3% of a traditional Chinese medicine extract and the balance of water.
2. A medicament for the control of air pollutants as claimed in claim 1, wherein the medicament comprises the following components in percentage by weight: 20% of triisopropanolamine, 12% of copper chloride, 8% of ferric chloride, 15% of polyvinylpyrrolidone, 3% of polyvinyl alcohol, 2% of emulsifier, 5% of citrate, 1% of traditional Chinese medicine extract and the balance of water.
3. An agent for the control of air pollutants according to claim 1, wherein the degree of polymerization of polyvinylpyrrolidone is from 50000 to 60000.
4. An agent for the control of air pollutants according to claim 1, wherein the polyvinyl alcohol has a molecular weight of 4000 to 6000.
5. An agent for the control of air pollutants as claimed in claim 1, wherein said emulsifier is selected from one or more of sodium dodecyl sulfate, sodium dodecyl benzene sulfonate, sodium allyloxy hydroxypropyl sulfonate, allyloxy nonyl phenol ether, alkylphenol ethoxylates, fatty alcohol polyoxyethylene ether.
6. An agent for the control of air pollutants as claimed in claim 1, wherein said citrate salt is selected from sodium citrate or potassium citrate.
7. A medicament for the control of airborne pollutants as claimed in claim 1, wherein said chinese herbal extract is selected from one or more of licorice extract, purslane extract, honeysuckle extract, gorgon euryale seed extract, carageenan extract, green tea extract.
8. A method of preparing the agent for air pollutant control of any one of claims 1 to 7, comprising the steps of:
(1) weighing the raw materials according to the proportion;
(2) dissolving polyvinyl alcohol in water at 80-100 ℃, and then adding triisopropanolamine for reaction to obtain a mixed solution;
(3) and sequentially adding polyvinylpyrrolidone, ferric chloride and copper chloride into the obtained mixed solution, stirring for reaction, then adding citrate and an emulsifier, continuing to react for 2-3 h, cooling to room temperature, adding the traditional Chinese medicine extract, and stirring uniformly to obtain the medicament for preventing and treating air pollutants.
9. The production method according to claim 8, wherein the reaction conditions in the step (2) are: the temperature is 90-110 ℃, and the time is 30-40 min.
10. The production method according to claim 8, wherein the stirring reaction conditions in the step (3) are: the temperature is 30-40 ℃, the time is 20-30 min, and the rotating speed is 600-800 r/min.
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| CN104770374A (en) * | 2015-04-02 | 2015-07-15 | 湖南化工研究院有限公司 | Bactericidal composition |
| CN106110881A (en) * | 2016-06-23 | 2016-11-16 | 杨添凯 | A kind of exhaust gas treating agent |
| US9908178B2 (en) * | 2014-10-28 | 2018-03-06 | Kookmin University Industry Academy Cooperation Foundation | Method for preparing ultrathin silver nanowires, and transparent conductive electrode film product thereof |
| CN108392982A (en) * | 2018-05-31 | 2018-08-14 | 青岛三色源环保科技工程有限公司 | A kind of deodorant and preparation method thereof and application method |
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2020
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101724215A (en) * | 2009-12-11 | 2010-06-09 | 上海立昌环境工程有限公司 | Adsorption/transparent/peelable protective film developed after polyvinyl alcohol modification |
| US9908178B2 (en) * | 2014-10-28 | 2018-03-06 | Kookmin University Industry Academy Cooperation Foundation | Method for preparing ultrathin silver nanowires, and transparent conductive electrode film product thereof |
| CN104770374A (en) * | 2015-04-02 | 2015-07-15 | 湖南化工研究院有限公司 | Bactericidal composition |
| CN106110881A (en) * | 2016-06-23 | 2016-11-16 | 杨添凯 | A kind of exhaust gas treating agent |
| CN108392982A (en) * | 2018-05-31 | 2018-08-14 | 青岛三色源环保科技工程有限公司 | A kind of deodorant and preparation method thereof and application method |
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Application publication date: 20200918 |