CN110951303A - Plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions - Google Patents
Plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions Download PDFInfo
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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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- 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
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- 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
- B01D53/007—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 by irradiation
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/507—Sulfur oxides by treating the gases with other liquids
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- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
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- 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
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- 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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/00—Components to be removed
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Abstract
A plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions comprises the following components in parts by weight: 2-5 parts of defoaming agent, 2-5 parts of preservative, 2-5 parts of antibacterial agent, 1-5 parts of thickening agent, 1-3 parts of wetting agent, 1-3 parts of dispersing agent, 1-3 parts of natural antibacterial plant extract, 5-20 parts of gelatine powder, 80-100 parts of titanium dioxide, 100-120 parts of water-based resin, 4-8 parts of anion additive, 3-7 parts of titanium dioxide, 60-85 parts of modified vermiculite powder and 100-500 parts of deionized water. The plant antibacterial water paint provided by the invention contains natural antibacterial plant extracts, gelatin powder, an anion additive and titanium dioxide, and can effectively and continuously purify various harmful substances in the environment, such as germs, formaldehyde, benzene series, sulfur dioxide and the like, and cannot pollute the environment.
Description
Technical Field
The invention relates to the technical field of environment-friendly coatings, in particular to a plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions.
Background
In the house decoration process, as a plurality of adhesives, coatings and paints all contain harmful substances such as formaldehyde, benzene and the like, the harmful substances can volatilize polluted gases mainly comprising formaldehyde and benzene and cause harm to human bodies; people can cause cancer to human bodies in the environment containing formaldehyde and benzene gas for a long time, chronic respiratory diseases can be caused by long-term contact with formaldehyde, and acute and chronic benzene poisoning can be caused by benzene inhalation; the teacher in the prior art level can not avoid the existence of harmful substances such as formaldehyde in the decorative material, and the volatilization period of the formaldehyde is as long as 10 years; generally, people only grow green plants simply for purifying indoor harmful substances such as formaldehyde and the like, but basically have no effect; the use of activated carbon adsorption or purifiers is inconvenient, and the activated carbon or filter element needs to be replaced frequently; the cost for ventilating and removing formaldehyde indoors by using a fresh air system is too high; therefore, the application provides a plant antibacterial water paint which decomposes formaldehyde and releases negative ions.
Disclosure of Invention
Objects of the invention
The plant antibacterial water paint provided by the invention contains natural antibacterial plant extracts, gelatin powder, an anion additive and titanium dioxide, can effectively and continuously purify various harmful substances in the environment, such as germs, formaldehyde, benzene series, sulfur dioxide and the like, and cannot pollute the environment.
(II) technical scheme
The invention provides a plant antibacterial water paint capable of decomposing formaldehyde to release negative ions, which comprises the following components in parts by weight: 2-5 parts of defoaming agent, 2-5 parts of preservative, 2-5 parts of antibacterial agent, 1-5 parts of thickening agent, 1-3 parts of wetting agent, 1-3 parts of dispersing agent, 1-3 parts of natural antibacterial plant extract, 5-20 parts of gelatine powder, 80-100 parts of titanium dioxide, 100-120 parts of water-based resin, 4-8 parts of anion additive, 3-7 parts of titanium dioxide, 60-85 parts of modified vermiculite powder and 100-500 parts of deionized water.
Preferably, the plant antibacterial water paint comprises the following components in parts by weight: 2 parts of defoaming agent, 2 parts of preservative, 2 parts of antibacterial agent, 1 part of thickening agent, 1 part of wetting agent, 1 part of dispersing agent, 1 part of natural antibacterial plant extract, 5 parts of gelatin powder, 80 parts of titanium dioxide, 100 parts of water-based resin, 4 parts of anion additive, 3 parts of titanium dioxide, 60 parts of modified vermiculite powder and 100 parts of deionized water.
Preferably, the plant antibacterial water paint comprises the following components in parts by weight: 4 parts of defoaming agent, 3 parts of preservative, 3 parts of antibacterial agent, 3 parts of thickening agent, 2 parts of wetting agent, 2 parts of dispersing agent, 2 parts of natural antibacterial plant extract, 12 parts of gelatin powder, 90 parts of titanium dioxide, 110 parts of water-based resin, 6 parts of anion additive, 5 parts of titanium dioxide, 70 parts of modified vermiculite powder and 300 parts of deionized water.
Preferably, the plant antibacterial water paint comprises the following components in parts by weight: 5 parts of defoaming agent, 5 parts of preservative, 5 parts of antibacterial agent, 5 parts of thickening agent, 3 parts of wetting agent, 3 parts of dispersing agent, 3 parts of natural antibacterial plant extract, 20 parts of gelatin powder, 100 parts of titanium dioxide, 120 parts of water-based resin, 8 parts of anion additive, 7 parts of titanium dioxide, 85 parts of modified vermiculite powder and 500 parts of deionized water.
Preferably, the natural antibacterial plant extract includes one or more of pomegranate bark extract, camphor leaf extract, mugwort extract, ginkgo leaf extract, bamboo leaf extract, scutellaria baicalensis extract, sophora flavescens extract, equisetum chinense extract, coptis chinensis extract, honeysuckle extract, licorice extract and houttuynia cordata extract.
Preferably, the preparation method of the natural antibacterial plant extract comprises the following steps:
s1, sequentially cleaning, drying, crushing and sieving the natural antibacterial plants to 80-300 meshes to obtain natural antibacterial plant powder A;
s2, adding 50-70% ethanol water solution by volume fraction into the natural antibacterial plant powder A, and carrying out liquid ultrasonic extraction on the ethanol mixed solution to obtain an extracting solution B; wherein the mass ratio of the natural antibacterial plant powder A to the ethanol water solution is 1: 10-40;
s3, filtering and concentrating the obtained extracting solution B to obtain the natural antibacterial plant extract.
Preferably, the negative ion additive comprises terbium oxide, opal, tourmaline and diatomite; the mass ratio of the terbium oxide to the opal to the tourmaline to the diatomite is 1: 10-15: 30-40.
Preferably, the titanium dioxide is Fe3+Doped with nano titanium dioxide or Fe3+Doping of nano-titania and Pt4+And one or two of the nano titanium dioxide are doped with ions.
Preferably, the preparation method of the modified vermiculite powder comprises the following steps:
s1, mixing and stirring the alkali liquor, the acrylamide, the N, N-dimethyl polyacrylamide, the ammonium persulfate and the zeolite powder for 1-2 hours to obtain a mixed solution C;
s2, pouring the mixed solution C into a reaction kettle with a polytetrafluoroethylene lining, sealing and standing in a drying oven at the temperature of 140-160 ℃, performing crystallization reaction for 20-24 hours, naturally cooling to room temperature, taking out a reaction product, and filtering, drying and grinding to obtain the modified vermiculite powder.
Preferably, the ratio of parts by weight of the alkali liquor, the vermiculite powder, the acrylamide, the N, N-dimethyl polyacrylamide and the ammonium persulfate is 40-60: 75-90: 55-70: 4-5: 1 to 2.
The technical scheme of the invention has the following beneficial technical effects:
the plant antibacterial water paint provided by the invention contains the anion additive to increase the concentration of anions in the air, can effectively degrade harmful gases such as formaldehyde, VOC and the like in indoor air, and has a certain bacteriostatic action, so that the effect of improving the environment is achieved; the titanium dioxide added into the plant antibacterial water paint can continuously purify harmful substances such as formaldehyde, benzene series, sulfur dioxide and the like in the environment under visible light, can kill escherichia coli, staphylococcus aureus and the like, can prevent respiratory diseases, and can remove odor and the like in the environment; the natural antibacterial plant extracts added into the plant antibacterial water paint can effectively kill various fungi, bacteria and the like in the environment, and the natural antibacterial plant extracts are all prepared by extracting natural plants, so that the influence on human health is avoided, and the plant antibacterial water paint is more environment-friendly and safer; the modified vermiculite powder added into the plant antibacterial paint has strong adsorption capacity on resin, so that the plant antibacterial paint is not easy to adsorb dust in the drying process; the gelatin powder added into the plant antibacterial water paint contains a large amount of amino acid substances, and can effectively remove harmful gases such as formaldehyde and the like in the environment;
the plant antibacterial water paint provided by the invention is more environment-friendly, can effectively purify formaldehyde in the environment, and is worthy of popularization.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Example 1
The invention provides a plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions, which comprises the following components in parts by weight: 2 parts of defoaming agent, 2 parts of preservative, 2 parts of antibacterial agent, 1 part of thickening agent, 1 part of wetting agent, 1 part of dispersing agent, 1 part of natural antibacterial plant extract, 5 parts of gelatin powder, 80 parts of titanium dioxide, 100 parts of water-based resin, 4 parts of anion additive, 3 parts of titanium dioxide, 60 parts of modified vermiculite powder and 100 parts of deionized water.
In an alternative embodiment, the natural antimicrobial plant extract comprises one or more of pomegranate bark extract, camphor leaf extract, mugwort extract, ginkgo biloba leaf extract, bamboo leaf extract, scutellaria baicalensis extract, sophora flavescens extract, equisetum vulgare linn extract, coptis chinensis extract, honeysuckle extract, licorice extract, and houttuynia cordata extract.
In an alternative embodiment, the natural antimicrobial plant extract is prepared by:
s1, sequentially cleaning, drying, crushing and sieving the natural antibacterial plants to 80-mesh sieves to obtain natural antibacterial plant powder A;
s2, adding 50% ethanol aqueous solution by volume fraction into the natural antibacterial plant powder A, and carrying out liquid ultrasonic extraction on the ethanol mixed solution to obtain an extracting solution B; wherein the mass ratio of the natural antibacterial plant powder A to the ethanol water solution is 1: 10;
s3, filtering and concentrating the obtained extracting solution B to obtain the natural antibacterial plant extract.
In an alternative embodiment, the negative ion additive comprises terbium oxide, opal, tourmaline, and diatomaceous earth; the mass ratio of the terbium oxide to the opal to the tourmaline to the diatomite is 1:10:30: 30.
In an alternative embodiment, the titanium dioxide is Fe3+Doped with nano titanium dioxide or Fe3+Doping of nano-titania and Pt4+One or two of the ion-doped nano titanium dioxide;
further, the titanium dioxide is nano-scale titanium dioxide.
In an alternative embodiment, the modified vermiculite powder is prepared by the following steps:
s1, mixing and stirring the alkali liquor, the acrylamide, the N, N-dimethyl polyacrylamide, the ammonium persulfate and the zeolite powder for 1h to obtain a mixed solution C;
s2, pouring the mixed solution C into a reaction kettle with a polytetrafluoroethylene lining, sealing and standing in a baking oven at the temperature of 140 ℃, naturally cooling to room temperature after crystallization reaction for 20 hours, taking out a reaction product, and filtering, drying and grinding to obtain the modified vermiculite powder.
In an alternative embodiment, the weight ratio of the alkali liquor, the vermiculite powder, the acrylamide, the N, N-dimethyl polyacrylamide and the ammonium persulfate is 40: 75: 55: 4: 1.
example 2
The invention provides a plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions, which comprises the following components in parts by weight: 4 parts of defoaming agent, 3 parts of preservative, 3 parts of antibacterial agent, 3 parts of thickening agent, 2 parts of wetting agent, 2 parts of dispersing agent, 2 parts of natural antibacterial plant extract, 12 parts of gelatin powder, 90 parts of titanium dioxide, 110 parts of water-based resin, 6 parts of anion additive, 5 parts of titanium dioxide, 70 parts of modified vermiculite powder and 300 parts of deionized water.
In an alternative embodiment, the natural antimicrobial plant extract comprises one or more of pomegranate bark extract, camphor leaf extract, mugwort extract, ginkgo biloba leaf extract, bamboo leaf extract, scutellaria baicalensis extract, sophora flavescens extract, equisetum vulgare linn extract, coptis chinensis extract, honeysuckle extract, licorice extract, and houttuynia cordata extract.
In an alternative embodiment, the natural antimicrobial plant extract is prepared by:
s1, sequentially cleaning, drying, crushing and sieving the natural antibacterial plants to 200-mesh sieves to obtain natural antibacterial plant powder A;
s2, adding 60% ethanol aqueous solution by volume fraction into the natural antibacterial plant powder A, and carrying out liquid ultrasonic extraction on the ethanol mixed solution to obtain an extracting solution B; wherein the mass ratio of the natural antibacterial plant powder A to the ethanol water solution is 1: 25;
s3, filtering and concentrating the obtained extracting solution B to obtain the natural antibacterial plant extract.
In an alternative embodiment, the negative ion additive comprises terbium oxide, opal, tourmaline, and diatomaceous earth; the mass ratio of the terbium oxide to the opal to the tourmaline to the diatomite is 1:12:35: 35.
In an alternative embodiment, the titanium dioxide is Fe3+Doped with nano titanium dioxide or Fe3+Doping of nano-titania and Pt4+One or two of the ion-doped nano titanium dioxide;
further, the titanium dioxide is nano-scale titanium dioxide.
In an alternative embodiment, the modified vermiculite powder is prepared by the following steps:
s1, mixing and stirring the alkali liquor, the acrylamide, the N, N-dimethyl polyacrylamide, the ammonium persulfate and the zeolite powder for 1.5h to obtain a mixed liquor C;
s2, pouring the mixed solution C into a reaction kettle with a polytetrafluoroethylene lining, sealing and standing in a drying oven at the temperature of 150 ℃, naturally cooling to room temperature after crystallization reaction for 22 hours, taking out a reaction product, and filtering, drying and grinding to obtain the modified vermiculite powder.
In an alternative embodiment, the weight ratio of the alkali liquor, the vermiculite powder, the acrylamide, the N, N-dimethyl polyacrylamide and the ammonium persulfate is 50: 80: 60: 4.3: 1.5.
example 3
The invention provides a plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions, which comprises the following components in parts by weight: 5 parts of defoaming agent, 5 parts of preservative, 5 parts of antibacterial agent, 5 parts of thickening agent, 3 parts of wetting agent, 3 parts of dispersing agent, 3 parts of natural antibacterial plant extract, 20 parts of gelatin powder, 100 parts of titanium dioxide, 120 parts of water-based resin, 8 parts of anion additive, 7 parts of titanium dioxide, 85 parts of modified vermiculite powder and 500 parts of deionized water.
In an alternative embodiment, the natural antimicrobial plant extract comprises one or more of pomegranate bark extract, camphor leaf extract, mugwort extract, ginkgo biloba leaf extract, bamboo leaf extract, scutellaria baicalensis extract, sophora flavescens extract, equisetum vulgare linn extract, coptis chinensis extract, honeysuckle extract, licorice extract, and houttuynia cordata extract.
In an alternative embodiment, the natural antimicrobial plant extract is prepared by:
s1, sequentially cleaning, drying, crushing and sieving the natural antibacterial plants to 300-mesh sieve to obtain natural antibacterial plant powder A;
s2, adding 70% ethanol aqueous solution by volume fraction into the natural antibacterial plant powder A, and carrying out liquid ultrasonic extraction on the ethanol mixed solution to obtain an extracting solution B; wherein the mass ratio of the natural antibacterial plant powder A to the ethanol water solution is 1: 40;
s3, filtering and concentrating the obtained extracting solution B to obtain the natural antibacterial plant extract.
In an alternative embodiment, the negative ion additive comprises terbium oxide, opal, tourmaline, and diatomaceous earth; the mass ratio of the terbium oxide to the opal to the tourmaline to the diatomite is 1:15:40: 40.
In an alternative embodiment, the titanium dioxide is Fe3+Doped with nano titanium dioxide or Fe3+Doping of nano-titania and Pt4+One or two of the ion-doped nano titanium dioxide;
further, the titanium dioxide is nano-scale titanium dioxide.
In an alternative embodiment, the modified vermiculite powder is prepared by the following steps:
s1, mixing and stirring the alkali liquor, the acrylamide, the N, N-dimethyl polyacrylamide, the ammonium persulfate and the zeolite powder for 1-2 hours to obtain a mixed solution C;
s2, pouring the mixed solution C into a reaction kettle with a polytetrafluoroethylene lining, sealing and standing in a drying oven at the temperature of 160 ℃, naturally cooling to room temperature after crystallization reaction for 24 hours, taking out a reaction product, and filtering, drying and grinding to obtain the modified vermiculite powder.
In an alternative embodiment, the weight ratio of the alkali liquor, the vermiculite powder, the acrylamide, the N, N-dimethyl polyacrylamide and the ammonium persulfate is 60: 90: 70: 5: 2.
it is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions is characterized by comprising the following components in parts by weight: 2-5 parts of defoaming agent, 2-5 parts of preservative, 2-5 parts of antibacterial agent, 1-5 parts of thickening agent, 1-3 parts of wetting agent, 1-3 parts of dispersing agent, 1-3 parts of natural antibacterial plant extract, 5-20 parts of gelatine powder, 80-100 parts of titanium dioxide, 100-120 parts of water-based resin, 4-8 parts of anion additive, 3-7 parts of titanium dioxide, 60-85 parts of modified vermiculite powder and 100-500 parts of deionized water.
2. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to claim 1 is characterized by comprising the following components in parts by weight: 2 parts of defoaming agent, 2 parts of preservative, 2 parts of antibacterial agent, 1 part of thickening agent, 1 part of wetting agent, 1 part of dispersing agent, 1 part of natural antibacterial plant extract, 5 parts of gelatin powder, 80 parts of titanium dioxide, 100 parts of water-based resin, 4 parts of anion additive, 3 parts of titanium dioxide, 60 parts of modified vermiculite powder and 100 parts of deionized water.
3. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to claim 1 is characterized by comprising the following components in parts by weight: 4 parts of defoaming agent, 3 parts of preservative, 3 parts of antibacterial agent, 3 parts of thickening agent, 2 parts of wetting agent, 2 parts of dispersing agent, 2 parts of natural antibacterial plant extract, 12 parts of gelatin powder, 90 parts of titanium dioxide, 110 parts of water-based resin, 6 parts of anion additive, 5 parts of titanium dioxide, 70 parts of modified vermiculite powder and 300 parts of deionized water.
4. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to claim 1 is characterized by comprising the following components in parts by weight: 5 parts of defoaming agent, 5 parts of preservative, 5 parts of antibacterial agent, 5 parts of thickening agent, 3 parts of wetting agent, 3 parts of dispersing agent, 3 parts of natural antibacterial plant extract, 20 parts of gelatin powder, 100 parts of titanium dioxide, 120 parts of water-based resin, 8 parts of anion additive, 7 parts of titanium dioxide, 85 parts of modified vermiculite powder and 500 parts of deionized water.
5. The plant antibacterial water paint capable of decomposing formaldehyde to release negative ions according to claim 1, wherein the natural antibacterial plant extract comprises one or more of pomegranate bark extract, camphor tree leaf extract, artemisia argyi extract, ginkgo leaf extract, bamboo leaf extract, scutellaria baicalensis extract, sophora flavescens extract, equisetum vulgare linn extract, coptis chinensis extract, honeysuckle flower extract, liquorice extract and houttuynia cordata extract.
6. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to any one of claims 1 to 5, characterized in that the preparation method of the natural antibacterial plant extract comprises the following steps:
s1, sequentially cleaning, drying, crushing and sieving the natural antibacterial plants to 80-300 meshes to obtain natural antibacterial plant powder A;
s2, adding 50-70% ethanol water solution by volume fraction into the natural antibacterial plant powder A, and carrying out liquid ultrasonic extraction on the ethanol mixed solution to obtain an extracting solution B; wherein the mass ratio of the natural antibacterial plant powder A to the ethanol water solution is 1: 10-40;
s3, filtering and concentrating the obtained extracting solution B to obtain the natural antibacterial plant extract.
7. The plant antibacterial water paint capable of decomposing formaldehyde to release negative ions according to claim 1, wherein the negative ion additive comprises terbium oxide, opal, tourmaline and diatomite; the mass ratio of the terbium oxide to the opal to the tourmaline to the diatomite is 1: 10-15: 30-40.
8. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to claim 1, wherein the titanium dioxide is Fe3+Doped with nano titanium dioxide or Fe3+Doping of nano-titania and Pt4+And one or two of the nano titanium dioxide are doped with ions.
9. The plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions according to claim 1, characterized in that the preparation method of the modified vermiculite powder comprises the following steps:
s1, mixing and stirring the alkali liquor, the acrylamide, the N, N-dimethyl polyacrylamide, the ammonium persulfate and the zeolite powder for 1-2 hours to obtain a mixed solution C;
s2, pouring the mixed solution C into a reaction kettle with a polytetrafluoroethylene lining, sealing and standing in a drying oven at the temperature of 140-160 ℃, performing crystallization reaction for 20-24 hours, naturally cooling to room temperature, taking out a reaction product, and filtering, drying and grinding to obtain the modified vermiculite powder.
10. The plant antibacterial water paint capable of decomposing formaldehyde to release negative ions according to claim 9, wherein the weight ratio of alkali liquor, vermiculite powder, acrylamide, N-dimethyl polyacrylamide and ammonium persulfate is 40-60: 75-90: 55-70: 4-5: 1 to 2.
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| CN111471363A (en) * | 2020-05-19 | 2020-07-31 | 苏州德加画材科技有限公司 | Antibacterial nano paint and preparation method thereof |
| CN111729488A (en) * | 2020-06-20 | 2020-10-02 | 苏州赛恩环境科技有限公司 | Micromolecular amino formaldehyde scavenger and preparation method thereof |
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| CN112175475A (en) * | 2020-10-16 | 2021-01-05 | 维大树脂化工（台山）有限公司 | Bio-based nano negative ion antibacterial water-based paint |
| CN112500746A (en) * | 2020-11-24 | 2021-03-16 | 上海三棵树防水技术有限公司 | Plant-based composite antibacterial formaldehyde-removing air purifying agent and preparation method thereof |
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| CN113289488A (en) * | 2021-05-20 | 2021-08-24 | 广东沃格智能家居有限公司 | Preparation method of furniture spraying agent for removing formaldehyde by biomass anions |
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