Air pollutant removal purifying agent and preparation method technology thereof
An air pollutant removal and purification agent was prepared by combining modified nano-titanium dioxide with antibacterial factors extracted from natural plants. This solved the problem of secondary pollution caused by existing air purifiers and achieved a highly efficient and long-lasting air purification effect.
Patent Information
- Application Number
- CN202511511770.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-10-22
- Publication Date
- 2026-02-10
AI Technical Summary
Existing air purifiers are prone to generating secondary pollution during the air purification process, and their purification effect is not ideal. Long-term use is also harmful to the human body.
An air pollutant removal and purification agent is prepared by using a compound system of modified nano-titanium dioxide and antibacterial factors extracted from natural plants, supplemented with polyethylene glycol-400 and citric acid as stability regulating components, and through a special process. This system generates highly active hydroxyl radicals and negative ions, enabling rapid adsorption and catalytic decomposition of harmful gases.
With a purification efficiency of over 90%, it can effectively remove harmful gases such as formaldehyde, benzene, toluene, xylene, ammonia, and TVOC. The purification effect is long-lasting and can last for up to 10 years without producing secondary pollution.
Smart Images
Figure CN121490553A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the air purification agent technical field, specifically to an air pollutant removal and purification agent and a preparation method thereof. BACKGROUND
[0002] With the improvement of living standards, people pay more and more attention to their health. In recent years, indoor air pollution has attracted much attention. At present, people usually use air purifiers to purify the air, but the effect is not very ideal. Moreover, some air purifiers on the market contain components such as ethyl ether and essence. The gas produced by the chemical decomposition of these substances in the air will cause secondary air pollution, which actually aggravates the degree of air pollution. Long-term use will cause adverse stimulation to the human body and seriously harm the body and affect family life. SUMMARY
[0003] The purpose of the present application is to provide an air pollutant removal and purification agent and a preparation method thereof. The air purification agent can not only absorb harmful gases in the air, but also chemically react, decompose and remove harmful substances, effectively purifying air quality, and will not cause secondary pollution to the air, to solve the problems raised in the background technology.
[0004] To achieve the above purpose, the present application provides the following technical scheme: an air pollutant removal and purification agent, comprising a core functional component, an auxiliary dispersion component, a stability control component and deionized water, the core functional component is a modified nano titanium dioxide and natural plant extract antibacterial factor compound system, the auxiliary dispersion component is polyethylene glycol-400, and the stability control component is citric acid.
[0005] Preferably, the antibacterial factor is tea polyphenol and menthol.
[0006] Preferably, the citric acid can stabilize the pH value of the system at 5.5-6.5.
[0007] A preparation method of an air pollutant removal and purification agent:
[0008] S1. Take deionized water according to the proportion, take deionized water according to the proportion, place it in a reaction kettle and heat, add the auxiliary dispersion component under stirring, and continue stirring until completely dissolved;
[0009] S2. Keep the temperature unchanged, and slowly add each component of the core functional component in turn, and mix well under high speed stirring;
[0010] S3. Reduce the stirring speed, continue to stir after adding the stability control component, then stop heating, and naturally cool to room temperature;
[0011] S4. The mixed solution is filtered by using a microporous filter membrane to remove possible small impurities, and finally the air pollutant removal and purification agent product is obtained.
[0012] Preferably, the S1 reaction kettle is heated to 35 - 40℃, and the S1 stirring time is 10 - 15 min.
[0013] Preferably, the stirring speed in the S2 is adjusted to 600 - 800 r / min, and the S2 high-speed stirring time is 35 - 45 min.
[0014] Preferably, the stirring speed in the S3 is reduced to 300 r / min, and the S3 continues to stir for 15 - 20 min.
[0015] Preferably, the S4 uses a 0.22 μm microporous filter membrane, and the purified agent product obtained after filtration in the S4 is clear and transparent.
[0016] An application of the air pollutant removal and purification agent: the purification agent is suitable for air purification in household, office and automotive interior scenes.
[0017] Compared with the prior art, the beneficial effects of the present application are:
[0018] The present application is a composite catalyst prepared by extracting essence from natural plants and refined by a special process. The catalyst effectively transforms photocatalyst, oxygen catalyst, air catalyst and biological enzyme into polymerization, can generate strong active hydroxyl radicals and negative ions, can rapidly and completely degrade toxic and harmful gases such as formaldehyde, benzene, toluene, xylene, ammonia and TVOC in indoor air, and can efficiently remove various harmful gases such as formaldehyde, benzene, TVOC and ammonia. The purification efficiency is improved by more than 90% compared with traditional products, and the purification effect is long-lasting and can be maintained for 10 years. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 The preparation method flowchart of the present application is shown in the figure. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0021] Please refer to Figure 1This invention provides a technical solution: an air pollutant removal and purification agent and its preparation method. The air pollutant removal and purification agent includes a core functional component, an auxiliary dispersing component, a stability regulating component, and deionized water. The core functional component is a compound system of modified nano-titanium dioxide and antibacterial factors extracted from natural plants. The two work synergistically to achieve rapid adsorption and catalytic decomposition of harmful gases such as formaldehyde, benzene, and TVOC, while inhibiting the growth of microorganisms. The auxiliary dispersing component is polyethylene glycol-400, which can ensure that the active components are uniformly dispersed in water and avoid agglomeration. The stability regulating component is citric acid.
[0022] The antibacterial agents are tea polyphenols and menthol;
[0023] The citric acid can stabilize the pH of the system at 5.5-6.5, thus extending the product's shelf life.
[0024] A method for preparing an air pollutant removal and purification agent:
[0025] S1. Take the deionized water according to the specified ratio, place it in a reaction vessel and heat it. Add the auxiliary dispersing component while stirring, and continue stirring until completely dissolved.
[0026] S2. Keep the temperature constant and slowly add each component of the core functional component in sequence, stirring at high speed to ensure that each component is fully mixed;
[0027] S3. Reduce the stirring speed, add the stability control component and continue stirring, then stop heating and allow it to cool naturally to room temperature;
[0028] S4. The mixture is filtered using a microporous membrane to remove any possible minute impurities, ultimately yielding the finished air pollutant removal and purification agent.
[0029] The S1 reactor is heated to 35-40℃, and the stirring time in the S1 reactor is 10-15 minutes.
[0030] S2 adjusts the stirring speed to 600-800 r / min, and S2 stirs at high speed for 35-45 min;
[0031] In step S3, the stirring speed is reduced to 300 r / min, and stirring continues for 15-20 min.
[0032] The S4 uses a 0.22μm microporous filter membrane, and the purified agent obtained after filtration in the S4 is clear and transparent.
[0033] Application of an air pollutant removal and purification agent: The purification agent is suitable for air purification in homes, offices, and automotive interiors, and is used to remove harmful gases such as formaldehyde, benzene, toluene, xylene, ammonia, and TVOC.
[0034] Working principle: When in use, this invention utilizes a composite catalyst refined from natural plant extracts through a special process. It effectively transforms and polymerizes photocatalysts, oxygen catalysts, air catalysts, and biological enzymes, generating highly active hydroxyl radicals and negative ions. This allows for the rapid and thorough degradation of toxic and harmful gases such as formaldehyde, benzene, toluene, xylene, ammonia, and TVOC in indoor air. It efficiently removes various harmful gases such as formaldehyde, benzene, TVOC, and ammonia, with a purification efficiency more than 90% higher than traditional products. Moreover, the purification effect is long-lasting, lasting up to 10 years.
[0035] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.
[0036] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims
1. An air pollutant removal and purification agent, comprising a core functional component, an auxiliary dispersing component, a stability regulating component, and deionized water, characterized in that: The core functional component is a compound system of modified nano-titanium dioxide and antibacterial factors extracted from natural plants, the auxiliary dispersing component is polyethylene glycol-400, and the stability regulating component is citric acid.
2. The air pollutant removal and purification agent according to claim 1, characterized in that: The antibacterial agents used are tea polyphenols and menthol.
3. The air pollutant removal and purification agent according to claim 1, characterized in that: The citric acid can stabilize the pH of the system at 5.5-6.
5.
4. The preparation method of an air pollutant removal and purification agent according to claim 1, characterized in that: S1. Take the deionized water according to the specified ratio, place it in a reaction vessel and heat it. Add the auxiliary dispersing component while stirring, and continue stirring until completely dissolved. S2. Keep the temperature constant and slowly add each component of the core functional component in sequence, stirring at high speed to ensure that each component is fully mixed; S3. Reduce the stirring speed, add the stability control component and continue stirring, then stop heating and allow it to cool naturally to room temperature; S4. The mixture is filtered using a microporous membrane to remove any possible minute impurities, ultimately yielding the finished air pollutant removal and purification agent.
5. The preparation method of an air pollutant removal and purification agent according to claim 4, characterized in that: The S1 reactor is heated to 35-40°C, and the S1 reactor is continuously stirred for 10-15 minutes.
6. The application of the air pollutant removal and purification agent according to claim 4, characterized in that: The stirring speed of S2 is adjusted to 600-800 r / min, and the high-speed stirring of S2 lasts for 35-45 minutes.
7. The application of the air pollutant removal and purification agent according to claim 4, characterized in that: In step S3, the stirring speed is reduced to 300 r / min, and stirring continues for 15-20 min.
8. The application of the air pollutant removal and purification agent according to claim 4, characterized in that: The S4 uses a 0.22μm microporous filter membrane, and the purified agent obtained after filtration in the S4 is clear and transparent.
9. The application of the air pollutant removal and purification agent according to claim 1, characterized in that: The purifier is suitable for air purification in homes, offices, and car interiors.