CN115595006B - Application of composite catalyst containing AB-24 nano catalytic material in coating - Google Patents
Application of composite catalyst containing AB-24 nano catalytic material in coating Download PDFInfo
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- CN115595006B CN115595006B CN202211338690.2A CN202211338690A CN115595006B CN 115595006 B CN115595006 B CN 115595006B CN 202211338690 A CN202211338690 A CN 202211338690A CN 115595006 B CN115595006 B CN 115595006B
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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Abstract
The invention discloses an application of a composite catalyst containing AB-24 nano functional material in a coating, belonging to the technical field of coating additives. The composite catalyst containing the AB-24 nano functional material and the air catalyst catalytic material is applied to preparing the functional coating and the functional coating mate, the market application bottleneck of the AB-24 nano functional material is broken through in the form of a coating carrier, and the obtained functional coating has the advantages of broad-spectrum and high-efficiency sterilization of various viruses and bacteria in a room, elimination of peculiar smell in the room space, decomposition of formaldehyde, TVOC and other harmful substances, excellent mildew-proof property, high safety, no secondary pollution and strong functional durability.
Description
Technical Field
The invention belongs to the technical field of paint additives, and particularly relates to application of a composite catalyst containing AB-24 nanometer functional materials in paint.
Background
The infection of indoor space is the most main transmission way of virus, how to simply and effectively kill new coronavirus in indoor space for a long time becomes a urgent need to solve the problem, and AB-24 nanometer functional material developed by the college of academy of sciences of China has the disinfection efficiency of 99.99% of the new coronavirus through detection of an authoritative organization, but no suitable way is available at present to make the scientific and technological achievement become an epidemic-resistant sharp tool rapidly.
Disclosure of Invention
In view of the above, the invention aims to provide the application of the composite catalyst containing the AB-24 nanometer functional material in the coating, and the invention enables the AB-24 nanometer functional material to enter into thousands of families through the carrier form of the functional coating, thereby contributing great force to epidemic prevention of the novel coronavirus.
The invention aims at realizing the following steps:
the invention provides an application of a composite catalyst containing AB-24 nanometer functional materials in preparation of functional coatings and functional coating partners.
Further, the composite catalyst also comprises an air catalyst catalytic material.
Further, the mass ratio of the AB-24 nanometer functional material to the air catalyst catalytic material in the composite catalyst is 1:1-1:10.
Further, the air catalyst catalytic material comprises nano titanium dioxide, titanium dioxide phosphate, silver ion antibacterial agent and deionized water.
Further, the air catalyst catalytic material is specifically 5-20wt% of nano titanium dioxide, 5-20wt% of titanium phosphate, 5-20wt% of silver ion antibacterial agent and deionized water.
Further, the composite catalyst and the original paint are prepared into a functional paint according to the mass ratio of 1:5-1:100.
Further, the mass ratio of the composite catalyst, deionized water, neutral silica sol and ethanol in the functional coating mate is 3-5:3-5:0.2:1-3.
Further, the functional coating mate and the original coating are prepared into the functional coating according to the mass ratio of 1:5-1:100.
Furthermore, the functional coating and the functional coating mate have broad-spectrum disinfection and sterilization effects.
Compared with the prior art, the invention has the following beneficial effects:
1. the application of the composite catalyst of the AB-24 nanometer functional material and the air catalyst catalytic material in preparing functional paint and functional paint mate breaks through the market application bottleneck of the AB-24 nanometer functional material in the form of paint carrier, and the obtained product has the following outstanding characteristics: the broad-spectrum efficient disinfection and sterilization device has the advantages of broad-spectrum efficient disinfection and sterilization of various viruses and bacteria including new coronaviruses in rooms, elimination of peculiar smell in indoor spaces, decomposition of formaldehyde, VOCs and other harmful substances, excellent mildew-proof property, high safety, no secondary pollution and strong functional durability.
2. The broad-spectrum disinfection and sterilization effect of the functional coating prepared by the composite catalyst of the AB-24 nanometer functional material and the air catalyst catalytic material is very obvious, the functional coating has the best use effect when the indoor environment humidity is 20% -80%, the temperature is not influenced, the improvement effect on the indoor air quality is very large, the functional coating can prevent the surface from mildewing, the mildew-proof self-cleaning effect is very good, and the long-term lasting effect can be realized; the construction method of the functional coating is consistent with that of the common coating, and is simple and reliable without maintenance in daily life.
3. The functional coating mate prepared by the composite catalyst can be used as normal coating after being mixed and stirred uniformly with common coating in proportion at normal temperature, and the using effect of the coating is not affected.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings to which the embodiments relate will be briefly described.
FIG. 1 shows the inactivation effect of AB-24 nm functional material on novel coronavirus (SARS-CoV-2) Delta strain (Delta);
FIG. 2 is a test report of the antibacterial effect of the finished functional coating prepared in example 2.
FIG. 3 is a test report of the antiviral effect of the finished functional coating prepared in example 2.
Detailed Description
The following detailed description of the invention is provided in connection with examples, but the implementation of the invention is not limited thereto, and it is obvious that the examples described below are only some examples of the invention, and that it is within the scope of protection of the invention to those skilled in the art to obtain other similar examples without inventive faculty.
Example 1
The AB-24 nanometer functional material used in the embodiment is a nanometer grade material developed by the Concatenation of the Chinese sciences, the main components of the material are zinc oxide, silver and the like, the adsorption and inactivation rate of the material to the new coronavirus is 99.9% through detection of Anhui disease control center in month 3 in 2020, and the inhibition rate of the material to the delta virus is 99.99% through detection of the Wuhan virus institute in month 11 in 2021. The functional material has the effects of broad-spectrum disinfection and sterilization, and the safety completely meets the requirements through the detection of an authority mechanism.
The main components of the air catalyst catalytic material used in the embodiment are 5wt% of nano titanium dioxide (purchased from Xuan Chengjing Rui New materials Co., ltd.) and 10wt% of titanium dioxide phosphate (purchased from Beijing Ai Sier technology Co., ltd.) and 5wt% of silver ion antibacterial agent and deionized water, and the air catalyst catalytic material is characterized in that under the condition of no light, the catalytic material can generate a large amount of hydroxyl and peroxy free radicals, and the hydroxyl and peroxy free radicals have strong oxidation effects, so that viruses, bacteria, formaldehyde, VOCs and other organic compounds can be decomposed.
The composite catalyst of the embodiment is prepared by stirring AB-24 nanometer functional material and air catalyst catalytic material according to the mass ratio of 1:4 at 120 ℃ for 2 hours.
Example 2
The embodiment provides a functional coating, wherein the composite catalyst prepared in the embodiment 1 is added in the coating manufacturing process, and the additive with the functions of disinfection, sterilization, formaldehyde removal and mildew prevention in the original coating is eliminated, and the specific preparation process is as follows:
the composite catalyst prepared in example 1 was mixed with a polyvinyl acetate emulsion (emulsion paint) at room temperature and stirred. Through repeated experiments on the composition formula, the composite catalyst and the original paint are prepared in a mass ratio of 1:10, and the functional paint with the best effect can be obtained. Through third party detection, the sterilization rate of the finished functional coating is 99.99%, the virus extinction rate reaches 99.92%, the disinfection and sterilization effect is very ideal, and the specific results are shown in figures 2-3.
Further verifying the performance of the prepared functional coating for removing harmful substances such as indoor formaldehyde, VOCs and the like, and brushing the prepared functional coating at 1m 3 In the experimental cabin of (2), standing for 24 hours after spraying, and detecting formaldehyde and formaldehyde in the experimental cabinThe concentration of VOCs and the performance results of the functional coating prepared in this example to remove contaminants from indoor air are shown in table 1.
TABLE 1 Performance of functional coatings to clear contaminants from indoor air
Detection of VOCs refers to HJ 644-2013 determination of volatile organic compounds in the ambient air adsorption tube sampling-thermal desorption/gas chromatography-mass spectrometry; formaldehyde detection is performed with reference to the GB50325-2020 standard.
Example 3
The embodiment provides a functional coating mate, which mainly comprises the following steps: the composite catalyst prepared in the example 1, deionized water, neutral silica sol and ethanol are stirred for 2 hours at 120 ℃ according to the mass ratio of 4:4:0.2:1.8, and the composite catalyst is white and milky in normal state.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (3)
1. Application of a composite catalyst containing AB-24 nanometer functional materials in preparing functional paint and functional paint partners;
the composite catalyst also comprises an air catalyst catalytic material;
the mass ratio of the AB-24 nanometer functional material to the air catalyst catalytic material in the composite catalyst is 1:1-1:10;
the air catalyst catalytic material consists of 5-20wt% of nano titanium dioxide, 5-20wt% of titanium dioxide phosphate, 5-20wt% of silver ion antibacterial agent and deionized water.
2. The use according to claim 1, characterized in that the composite catalyst and the raw coating material are prepared in a mass ratio of 1:5 to 1:100 for the functional coating material.
3. The use according to claim 1, wherein the mass ratio of the composite catalyst, deionized water, neutral silica sol and ethanol in the functional coating mate is 3-5:3-5:0.2:1-3, and the functional coating mate and the original coating are prepared in a mass ratio of 1:5-1:100.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211338690.2A CN115595006B (en) | 2022-10-28 | 2022-10-28 | Application of composite catalyst containing AB-24 nano catalytic material in coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211338690.2A CN115595006B (en) | 2022-10-28 | 2022-10-28 | Application of composite catalyst containing AB-24 nano catalytic material in coating |
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| CN115595006A CN115595006A (en) | 2023-01-13 |
| CN115595006B true CN115595006B (en) | 2023-09-19 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201862088U (en) * | 2010-10-25 | 2011-06-15 | 中科力能(大连)新技术发展有限公司 | Medical sterilizing atomizer |
| CN105111812A (en) * | 2015-08-25 | 2015-12-02 | 无锡市长安曙光手套厂 | Light catalyst paint for removing formaldehyde in indoor air |
| CN112111229A (en) * | 2020-09-22 | 2020-12-22 | 山东新佳涂料有限公司 | Multifunctional antibacterial coating |
| CN113462243A (en) * | 2020-03-30 | 2021-10-01 | 中国科学院大连化学物理研究所 | Coating for adsorbing inactivated viruses and application |
-
2022
- 2022-10-28 CN CN202211338690.2A patent/CN115595006B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201862088U (en) * | 2010-10-25 | 2011-06-15 | 中科力能(大连)新技术发展有限公司 | Medical sterilizing atomizer |
| CN105111812A (en) * | 2015-08-25 | 2015-12-02 | 无锡市长安曙光手套厂 | Light catalyst paint for removing formaldehyde in indoor air |
| CN113462243A (en) * | 2020-03-30 | 2021-10-01 | 中国科学院大连化学物理研究所 | Coating for adsorbing inactivated viruses and application |
| CN112111229A (en) * | 2020-09-22 | 2020-12-22 | 山东新佳涂料有限公司 | Multifunctional antibacterial coating |
Non-Patent Citations (3)
| Title |
|---|
| 向冬喜等.纳米银抗病毒作用的研究进展.大连医科大学学报.2009,第31卷(第6期),第716-719页. * |
| 徐瑞芬等.复合涂料中纳米TiO_2降解污染物和抗菌性能研究.化工进展.2003,(第11期),第1193-1195页. * |
| 桂芳等.消杀型纳米催化剂抗病毒作用的研究.中国病毒学.2005,第20卷(第1期),第70-74. * |
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