CN111423783A - Antibacterial odor-removing water-based environment-friendly building coating and preparation method thereof - Google Patents
Antibacterial odor-removing water-based environment-friendly building coating and preparation method thereof Download PDFInfo
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- CN111423783A CN111423783A CN202010231113.8A CN202010231113A CN111423783A CN 111423783 A CN111423783 A CN 111423783A CN 202010231113 A CN202010231113 A CN 202010231113A CN 111423783 A CN111423783 A CN 111423783A
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- based environment
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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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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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
-
- 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
The invention belongs to the field of coatings, and particularly relates to an antibacterial odor-removing water-based environment-friendly building coating which comprises, by weight, 20-50 parts of a water-based emulsion, 0.5-1 part of a defoaming agent, 0.5-1 part of a wetting agent, 1-5 parts of an antifreezing agent, 0.1-2 parts of a thickening agent, 1-2 parts of a film-forming auxiliary agent, 0.1-0.4 part of an antibacterial mildew inhibitor, 4-6 parts of liquid anions, 10-40 parts of a pigment, 1-14 parts of a filler and 1-20 parts of deionized water. The invention has the beneficial effects that: after the liquid negative ions are combined with bacteria, the bacteria generate structural change or energy transfer, so that the bacteria die and finally sink to the ground. Thereby achieving the antibacterial performance with the maximum effect. The aqueous emulsion used in the invention can be well compatible with liquid anions, a three-dimensional network structure is formed by a thickening mechanism, the liquid anions are suspended in the system, the release effect of the anions can be exerted to the maximum extent, and the effect of 15 years can be achieved to the maximum extent.
Description
Technical Field
The invention belongs to the field of coatings, and particularly relates to an antibacterial peculiar smell-removing water-based environment-friendly building coating and a preparation method thereof.
Background
The paint is a novel high polymer material and a matched engineering material which are coated on the surface of a protected and decorated substrate and can form a firmly attached continuous film, and the application field is extremely wide. At present, wall materials of buildings comprise oil paint, powder paint and water paint, common oil paint can volatilize chemical substances harmful to human health, fire and explosion are prevented in the transportation and storage processes, potential safety hazards exist, and the requirements of environmental protection are not met; a large amount of powder is generated in the production and use processes of the powder coating, the powder easily enters a human body through human breath, the health of the human body is not facilitated, and the pollution to the surrounding environment is caused; the application of the water-based building coating is not wide, and the water-based coating on the market has the problems of insufficient adhesive force and insufficient paint film hardness.
Along with the improvement of living standard of people, people have higher and higher requirements on building coatings, particularly indoor decoration, and the requirements on beauty and appearance are met, and the effects of antibiosis and no peculiar smell are also met. At present, the indoor air pollution is more serious than the outdoor air pollution according to the adjustment difference display, and besides the air pollution, the indoor pollution is the most serious. Modern architectural coatings, decorative materials, carpets, furniture, office supplies and the like can release Volatile Organic Compounds (VOCs) which are harmful to human bodies, such as formaldehyde, benzene series and the like. In addition, indoor furniture, carpets, etc. may cause skin inflammation, allergy, etc. due to mold, bacteria, fungi, etc. Meanwhile, most indoor building coatings, decorative materials, furniture and the like have unpleasant odor and can also affect the physical and psychological health of people. Therefore, the indoor air quality is improved, the life quality of people is improved, and the air conditioner is very important for the health of human bodies.
Disclosure of Invention
In order to solve the problems, the invention aims to provide an antibacterial odor-removing water-based environment-friendly building coating, which solves the problem of environmental pollution caused by oil coatings and powder coatings in the prior art, solves the problem of indoor pollution caused by building coatings, improves the adhesive force and paint film hardness of water-based coatings, and meets the requirements of human beings.
The invention provides the following technical scheme:
an antibacterial odor-removing water-based environment-friendly architectural coating comprises the following components in parts by weight,
preferably, the aqueous emulsion is selected from one or more of aqueous polyurethane emulsion, aqueous acrylic emulsion and aqueous epoxy resin.
The aqueous polyurethane emulsion is selected from Dismann NeoRez-U335, the aqueous acrylic emulsion is selected from Dismann Neocryl A1227, and the aqueous epoxy resin is selected from Dismann Atlac 430.
Preferably, the defoaming agent is selected from BYK-024 of Pyk, Germany, BYK-1660 or TEGO foamex 810, TEGO Airex902w of Dygao, Germany.
Preferably, the wetting agent is selected from BYK 346, BYK 348, BYK-333 of Pyck, Germany or TEGO Wet 270, TEGO Wet 280, TEGO Wet 250, TEGO Wet 260 and TEGO Wet 240 of Dgaco, Germany.
Preferably, the antifreeze is selected from any one or two of propylene glycol and ethylene glycol.
Preferably, the thickener is a polyurethane type thickener, and is selected from one or more of ACRYSO L RM8W, ACRYSO L12W, ACRYSO L5000, ACRYSO L RM2020NPR of Rohm and Haas company, or TAFIGE L PUR 64 and TAFIGE L AP20 of Ming Ling company, Germany.
Preferably, the film forming auxiliary agent is selected from any one or more of diethylene glycol butyl ether, propylene glycol methyl ether or benzyl alcohol;
the antibacterial mildew preventive is selected from any one or more of isothiazolinone, nano inorganic matter and organic zinc.
Wherein the isothiazolinone is derived from Gray's (GRS) HY-606D-2.
Preferably, the liquid anion is selected from wd-996 of Shijiazhuangde mineral products, Inc.
Preferably, the pigment comprises any one or more of carbon black, iron oxide red, cobalt blue, phthalocyanine blue, aluminum powder, zinc oxide, titanium dioxide, talcum powder and titanium dioxide;
the filler comprises one or more of calcium carbonate, talcum powder, calcined kaolin, heavy diamond and silicon dioxide.
The invention also provides a preparation method of the antibacterial odor-removing water-based environment-friendly building coating, which comprises the steps of adding the water-based emulsion into a container, stirring for 5-10 minutes at 800 revolutions per minute, adding the wetting agent, the defoaming agent, the antifreezing agent, the film-forming assistant, the antibacterial mildew preventive and the liquid negative ions, continuously stirring for 5-10 minutes, adding the pigment, continuously stirring the filler for 10-30 minutes, adding the thickening agent, continuously stirring for 10-30 minutes, adding water, adjusting the viscosity to 80-90cps, and filtering to obtain the product.
The invention has the beneficial effects that:
after the liquid negative ions are combined with bacteria, the bacteria generate structural change or energy transfer, so that the bacteria die and finally sink to the ground. Thereby achieving the antibacterial performance with the maximum effect. The aqueous emulsion used in the invention can be well compatible with liquid anions, a three-dimensional network structure is formed by a thickening mechanism, the liquid anions are suspended in the system, the release effect of the anions can be exerted to the maximum extent, and the effect of 15 years can be achieved to the maximum extent. Liquid anion still has adsorption effect, can get rid of pollutants such as formaldehyde, benzene class and TVOC, this is mainly because liquid anion can release a large amount of negative oxygen ions, can combine with harmful substance to play the adsorption. The color fillers used in the invention are all selected from superfine nano titanium dioxide color paste, and the color paste has good fineness and whiteness, and is more exquisite and better in texture when used. Meanwhile, the thickening mechanism is utilized to suspend the color paste, so that a good stabilizing effect can be achieved, the problems of unsealing settlement and floating color can be avoided, and the preservation time is long.
Detailed Description
The present invention will be described in detail with reference to the following examples.
Example 1
An antibacterial odor-removing water-based environment-friendly architectural coating comprises the following components in parts by weight: the coating comprises, by weight, water-based polyurethane emulsion U33520, water-based epoxy resin 43030, defoamer TEGO902w 0.5.5, wetting agent TEGO 2700.5, antifreeze propylene glycol 2, thickener RM8W 1, film-forming aid propylene glycol butyl ether 1, diethylene glycol butyl ether 1, antibacterial and mildewproof agent HY-606D-20.2, liquid anion 4, pigment titanium dioxide 20, filler calcined kaolin 10 and water 9.8.
The preparation method comprises the following steps: adding the water-based emulsion into a container according to the proportion, stirring for 5 minutes at 600 revolutions per minute, sequentially adding a wetting agent, a defoaming agent, an antifreezing agent, a film-forming auxiliary agent, an antibacterial mildew preventive and liquid negative ions, continuously stirring for 5-10 minutes, then adding a pigment, continuously stirring a filler for 20 minutes, adding a thickening agent, continuously stirring for 10 minutes, finally adding water to adjust the viscosity to 85cps, and filtering to obtain the antibacterial odor-removing water-based environment-friendly architectural coating No. 1.
Example 2
An antibacterial odor-removing water-based environment-friendly architectural coating comprises the following components in parts by weight: the coating comprises, by weight, water-based polyurethane emulsion U33520, water-based acrylic emulsion A122730, defoamer TEGO902w 0.5.5, wetting agent TEGO 2700.5, antifreeze propylene glycol 2, thickener RM8W 1, film-forming aid propylene glycol butyl ether 1, diethylene glycol butyl ether 1, antibacterial and mildew-proof agent HY-606D-20.2, liquid anion 4, pigment titanium dioxide 20, filler calcined kaolin 10 and water 9.8.
The preparation method comprises the following steps: adding the water-based emulsion into a container according to the proportion, stirring for 10 minutes at 600 revolutions per minute, sequentially adding a wetting agent, a defoaming agent, an antifreezing agent, a film-forming auxiliary agent, an antibacterial mildew preventive and liquid negative ions, continuously stirring for 5-10 minutes, then adding a pigment, continuously stirring a filler for 20 minutes, adding a thickening agent, continuously stirring for 10 minutes, finally adding water to adjust the viscosity to 85cps, and filtering to obtain the antibacterial odor-removing water-based environment-friendly architectural coating No. 2.
Example 3
An antibacterial odor-removing water-based environment-friendly architectural coating comprises the following components in parts by weight: the paint comprises, by weight, 122720 parts of a water-based acrylic emulsion A, 43030 parts of a water-based epoxy resin, 0.5 part of a defoaming agent TEGO902w 0.5, 2700.5 parts of a wetting agent TEGO, 2 parts of an antifreeze propylene glycol, 1 part of a thickener RM8W 1, 1 part of a film-forming aid propylene glycol butyl ether, 1 part of diethylene glycol butyl ether, 20.2 parts of an antibacterial mildew inhibitor HY-606D-20.2, 4 parts of liquid anions, 20 parts of pigment titanium dioxide, 10 parts of filler calcined kaolin and 9.8 parts of water.
The preparation method comprises the following steps: adding the water-based emulsion into a container according to the proportion, stirring for 10 minutes at 600 revolutions per minute, sequentially adding a wetting agent, a defoaming agent, an antifreezing agent, a film-forming auxiliary agent, an antibacterial mildew preventive and liquid negative ions, continuously stirring for 5-10 minutes, then adding a pigment, continuously stirring a filler for 20 minutes, adding a thickening agent, continuously stirring for 10 minutes, finally adding water to adjust the viscosity to 85cps, and filtering to obtain the antibacterial odor-removing water-based environment-friendly architectural coating No. 3.
Results and detection
Performance tests were performed on 1# -3# prepared in examples 1-3 of the present invention and on a commercially available ZX-N802 architectural coating from Guangxi Nanning Zhengxiang coating Co., Ltd.
Surface drying time: after brushing one glass plate, the drying time was recorded with a stopwatch.
Alkali resistance: the dried glass plates were dipped in saturated sodium carbonate for 24 hours for observation.
Adsorbing harmful substances such as formaldehyde, benzene and the like: the method GB 50325-2001 is adopted.
The antibacterial effect is as follows: the method GB 15979-2002 is adopted.
Adhesion force: the 9- # embroidery needle is divided into 5 rows at intervals of 1mm, and is vertically divided into 5 rows, and the rows are divided into 1-10 grades according to the starting edge condition, wherein the grade is the worst grade 1, and the grade is the best grade 10.
Hardness: the glass plate was tested using a pencil hardness tester.
Table 1 shows the results of the architectural coating performance tests
As can be seen from Table 1, the antibacterial odor-removing water-based environment-friendly building coating has the effects of resisting bacteria, removing odor, removing formaldehyde and other harmful substances, is easy to construct, is simple in preparation method, has the effects of safe use and long service life by adding liquid negative ions in the formula, and also has the advantages of good leveling property, high adhesion and high hardness.
Detecting the content of harmful substances in the paint according to a GB 24408-2009 detection method.
Table 2 shows the results of the architectural coating performance tests
Wherein the content of undetected fraction is less than 5
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An antibacterial odor-removing water-based environment-friendly architectural coating is characterized by comprising the following components in parts by weight,
2. the antibacterial odor-removing water-based environment-friendly building coating as claimed in claim 1, wherein the water-based emulsion is selected from one or more of water-based polyurethane emulsion, water-based acrylic emulsion and water-based epoxy resin.
3. The antibacterial odor-removing water-based environment-friendly architectural coating as claimed in claim 1, wherein the defoaming agent is selected from any one or more of BYK-024, BYK-1660 of Bick, Germany, or TEGO foamex 810, TEGOAirex902w of Digao, Germany.
4. An antibacterial odor-reducing aqueous environmental building coating according to claim 1, wherein said wetting agent is selected from BYK 346, BYK 348, BYK-333 of Bick, Germany or TEGO Wet 270, TEGO Wet 280, TEGO Wet 250, TEGO Wet 260 and TEGO Wet 240 of Digao, Germany.
5. The antibacterial odor-removing water-based environment-friendly architectural coating as claimed in claim 1, wherein the antifreeze is selected from any one or two of propylene glycol and ethylene glycol.
6. The antibacterial and deodorizing aqueous environmental friendly architectural coating according to claim 1, wherein the thickener is a polyurethane type thickener selected from any one or more of ACRYSO L RM8W, ACRYSO L12W, ACRYSO L5000, ACRYSO L RM2020NPR of rohm and haas, or tafiege L PUR 64, tafiege L AP20 of germany and minling.
7. The antibacterial odor-removing water-based environment-friendly architectural coating as claimed in claim 1, wherein the film forming aid is selected from any one or more of diethylene glycol butyl ether, propylene glycol methyl ether or benzyl alcohol;
the antibacterial mildew preventive is selected from any one or more of isothiazolinone, nano inorganic matter and organic zinc.
8. The antibacterial odor-removing aqueous environmental-friendly architectural coating according to claim 1, wherein the liquid anion is selected from wd-996 of Shijiazhuangde mineral products Limited.
9. The antibacterial odor-removing water-based environment-friendly building coating as claimed in claim 1, wherein the pigment comprises any one or more of carbon black, iron oxide red, cobalt blue, phthalocyanine blue, aluminum powder, zinc oxide, titanium dioxide, talcum powder and titanium dioxide;
the filler comprises one or more of calcium carbonate, talcum powder, calcined kaolin, heavy diamond and silicon dioxide.
10. The preparation method of the antibacterial odor-removing water-based environment-friendly building coating as claimed in any one of claims 1 to 9, characterized in that the water-based emulsion is added into a container and stirred for 5 to 10 minutes at 800 rpm, the wetting agent, the antifoaming agent, the antifreezing agent, the film-forming assistant, the antibacterial mildew preventive and the liquid anion are added and stirred for 5 to 10 minutes, the pigment is added, the filler is stirred for 10 to 30 minutes, the thickener is added and stirred for 10 to 30 minutes, the water is added to adjust the viscosity to 80 to 90cps, and the product is obtained by filtration.
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| CN202010231113.8A CN111423783A (en) | 2020-03-27 | 2020-03-27 | Antibacterial odor-removing water-based environment-friendly building coating and preparation method thereof |
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| CN202010231113.8A CN111423783A (en) | 2020-03-27 | 2020-03-27 | Antibacterial odor-removing water-based environment-friendly building coating and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113337162A (en) * | 2021-06-04 | 2021-09-03 | 广东潮鑫建设工程有限公司 | Coating for repairing ancient buildings and preparation method thereof |
| CN114989687A (en) * | 2022-06-14 | 2022-09-02 | 闫文兰 | Antibacterial and aldehyde-removing environment-friendly coating and preparation method thereof |
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| CN114989687A (en) * | 2022-06-14 | 2022-09-02 | 闫文兰 | Antibacterial and aldehyde-removing environment-friendly coating and preparation method thereof |
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Application publication date: 20200717 |