CN111471363A - Antibacterial nano paint and preparation method thereof - Google Patents
Antibacterial nano paint and preparation method thereof Download PDFInfo
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- CN111471363A CN111471363A CN202010427056.0A CN202010427056A CN111471363A CN 111471363 A CN111471363 A CN 111471363A CN 202010427056 A CN202010427056 A CN 202010427056A CN 111471363 A CN111471363 A CN 111471363A
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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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
-
- 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
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
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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
-
- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses an antibacterial nano coating and a preparation method thereof, which comprises the following components, by weight, 30-40 parts of acrylic emulsion, 35-45 parts of epoxy resin, 4-6 parts of nano titanium dioxide, 2-4 parts of nano zinc oxide, 0.5-1 part of a flatting agent, 0.2-0.5 part of a defoaming agent and 8-24 parts of an antibacterial plant extract; the antibacterial plant extract is prepared by mixing extracts of folium Cinnamomi Camphorae, shell powder, and folium Ginkgo. The invention realizes the effective antibacterial environment-friendly coating.
Description
Technical Field
The invention belongs to the technical field of coatings, and particularly relates to an antibacterial nano coating and a preparation method thereof.
Background
With the environment-friendly home decoration concept of consumers, the consciousness of healthy home is increasingly strengthened, the market demand of environment-friendly coatings is rapidly increased, at present, various environment-friendly coatings emerge endlessly, manufacturers attract the eyes of consumers in terms of color, material and safety, the adopted raw materials are graphene and nano silver, the graphene is used more in aerospace or aviation equipment at present, and the production cost is inevitably greatly increased due to the high price, so that the market demand of the coatings is reduced.
The commonly used bactericidal components in the existing coating are isothiazolinone, formaldehyde releasing, benzimidazole, substituted aromatic hydrocarbon, organic bromine, dithiocarbamate and the like. The bactericide can kill germs and mold by itself toxicity to achieve the purpose of bacteriostasis. The bactericide has strong irritation to skin, potential harm to organisms in deionized water, sensitivity to pH, no high temperature resistance, and slow decomposition in use due to organic compounds.
Disclosure of Invention
The invention aims to solve the technical problems and provides an antibacterial nano coating and a preparation method thereof, so that an effective antibacterial environment-friendly coating is realized. In order to achieve the purpose, the technical scheme of the invention is as follows:
the antibacterial nano coating comprises, by weight, 30-40 parts of acrylic emulsion, 35-45 parts of epoxy resin, 4-6 parts of nano titanium dioxide, 2-4 parts of nano zinc oxide, 0.5-1 part of a flatting agent, 0.2-0.5 part of a defoaming agent and 8-24 parts of an antibacterial plant extract; the antibacterial plant extract is prepared by mixing extracts of folium Cinnamomi Camphorae, shell powder, and folium Ginkgo.
Specifically, the leveling agent is one or more of a water-based acrylate copolymer, a fluorine-modified polyacrylate copolymer or a polyether-modified polysiloxane polymer.
Specifically, the defoaming agent is one or more of an aqueous non-silicone fatty acid polymer, polyoxyethylene ether or modified polysiloxane.
Specifically, the weight ratio of the extracts of camphor tree leaves, shell powder and ginkgo leaves in the antibacterial plant extracting solution is 5: 2: 1.
the preparation method of the antibacterial nano paint comprises the following steps:
1) preparing antibacterial plant extractive solution, placing lignum Cinnamomi Camphorae sap, shell powder and folium Ginkgo in a heating container, adding water, boiling for 1-2H, cooling and standing; filtering and storing the filtrate;
2) adding nanometer titanium dioxide, nanometer zinc oxide and antibacterial plant extract into acrylic emulsion and epoxy resin, stirring, and stirring for 1-2H;
3) and adding the flatting agent and the defoaming agent according to the component proportion, and uniformly stirring to obtain the coating.
Compared with the prior art, the antibacterial nano coating and the preparation method thereof have the beneficial effects that:
the antibacterial plant extract plays a key role, graphene and nano-silver are avoided, and the cost is reduced; the plant-type antibacterial agent is adopted, so that the environment-friendly antibacterial agent has the characteristics of environmental protection and high temperature resistance; the flexibility of the coating is effectively improved by adding the nano titanium dioxide and the nano zinc oxide into the acrylic emulsion and the epoxy resin.
Detailed Description
The technical solutions in the embodiments of the present invention are described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1:
the antibacterial nano coating comprises, by weight, 30-40 parts of acrylic emulsion, 35-45 parts of epoxy resin, 4-6 parts of nano titanium dioxide, 2-4 parts of nano zinc oxide, 0.5-1 part of a flatting agent, 0.2-0.5 part of a defoaming agent and 8-24 parts of an antibacterial plant extract; the antibacterial plant extract is prepared by mixing extracts of folium Cinnamomi Camphorae, shell powder, and folium Ginkgo.
The leveling agent is one or more of water-based acrylate copolymer, fluorine modified polyacrylate copolymer or polyether modified polysiloxane polymer.
The defoaming agent is one or more of water-based non-silicone fatty acid polymer, polyoxyethylene ether or modified polysiloxane.
In particular, the method comprises the following steps of,
placing 5kg of camphor tree sap, 2kg of shell powder and 1kg of ginkgo leaves into a heating container, adding water, boiling for 1H, cooling and standing; filtering and preserving 8kg of filtrate; adding 4kg of nano titanium dioxide and 2kg of nano zinc oxide into 30kg of acrylic emulsion and 45kg of epoxy resin, uniformly stirring the filtrate, and stirring for 1H; adding 0.5kg of water-based acrylate copolymer and 0.5kg of water-based non-silicone fatty acid polymer, and uniformly stirring to obtain the coating.
Example 2:
placing 15kg of camphor tree sap, 6kg of shell powder and 3kg of ginkgo leaves into a heating container, adding water, boiling for 2H, cooling and standing; filtering and preserving 24kg of filtrate; adding 6kg of nano titanium dioxide and 4kg of nano zinc oxide into 40kg of acrylic emulsion and 35kg of epoxy resin, uniformly stirring the filtrate, and stirring for 2H; adding 1kg of fluorine modified polyacrylate copolymer and 0.2kg of polyoxyethylene ether, and uniformly stirring to obtain the coating.
Example 3:
putting 10kg of camphor tree sap, 4kg of shell powder and 2kg of ginkgo leaves into a heating container, adding water, boiling for 1.5H, cooling and standing; filtering and preserving 16kg of filtrate; adding 5kg of nano titanium dioxide and 3kg of nano zinc oxide into 35kg of acrylic emulsion and 40kg of epoxy resin, uniformly stirring the filtrate, and stirring for 1.5H; adding 0.7kg of polyether modified polysiloxane polymer and 0.4kg of modified polysiloxane, and uniformly stirring to obtain the coating.
Comparative example 1:
the antimicrobial plant extract was not added to example 3.
When the above examples were applied, the appearance of the paint was tested according to the test standard GB 1927-79; testing the flexibility according to GB/T1731-93 test standard; testing the heat resistance according to GB/T1735-79 test standard; detecting the antibacterial property according to the GB/T21866-2008 test standard; the specific data are shown in the following table:
according to test data of test items, the antibacterial performance of the embodiments 1-3 is excellent, the antibacterial plant extract plays a key role, graphene and nano-silver are avoided, and the cost is reduced; the plant-type antibacterial agent is adopted, so that the environment-friendly antibacterial agent has the characteristics of environmental protection and high temperature resistance; the flexibility of the coating is effectively improved by adding the nano titanium dioxide and the nano zinc oxide into the acrylic emulsion and the epoxy resin.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (5)
1. The antibacterial nano paint is characterized in that: the paint comprises the following components, by weight, 30-40 parts of acrylic emulsion, 35-45 parts of epoxy resin, 4-6 parts of nano titanium dioxide, 2-4 parts of nano zinc oxide, 0.5-1 part of flatting agent, 0.2-0.5 part of defoaming agent and 8-24 parts of antibacterial plant extract; the antibacterial plant extract is prepared by mixing extracts of folium Cinnamomi Camphorae, shell powder, and folium Ginkgo.
2. The antibacterial nano paint according to claim 1, characterized in that: the leveling agent is one or more of water-based acrylate copolymer, fluorine modified polyacrylate copolymer or polyether modified polysiloxane polymer.
3. The antibacterial nano paint according to claim 1, characterized in that: the defoaming agent is one or more of water-based non-silicone fatty acid polymer, polyoxyethylene ether or modified polysiloxane.
4. The antibacterial nano paint according to claim 1, characterized in that: the weight ratio of the camphor tree leaves, the shell powder and the ginkgo leaf extract in the antibacterial plant extract is 5: 2: 1.
5. the preparation method of the antibacterial nano paint is characterized by comprising the following steps:
1) preparing antibacterial plant extractive solution, placing lignum Cinnamomi Camphorae sap, shell powder and folium Ginkgo in a heating container, adding water, boiling for 1-2H, cooling and standing; filtering and storing the filtrate;
2) adding nanometer titanium dioxide, nanometer zinc oxide and antibacterial plant extract into acrylic emulsion and epoxy resin, stirring, and stirring for 1-2H;
3) and adding the flatting agent and the defoaming agent according to the component proportion, and uniformly stirring to obtain the coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427056.0A CN111471363A (en) | 2020-05-19 | 2020-05-19 | Antibacterial nano paint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010427056.0A CN111471363A (en) | 2020-05-19 | 2020-05-19 | Antibacterial nano paint and preparation method thereof |
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| Publication Number | Publication Date |
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| CN111471363A true CN111471363A (en) | 2020-07-31 |
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| CN202010427056.0A Pending CN111471363A (en) | 2020-05-19 | 2020-05-19 | Antibacterial nano paint and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112063109A (en) * | 2020-09-11 | 2020-12-11 | 石家庄元鼎新材料有限公司 | Nano zinc oxide/artemisia yellow-wormwood volatile oil/epoxy resin high-performance antibacterial material and preparation method thereof |
| 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 |
| CN113372745A (en) * | 2021-06-22 | 2021-09-10 | 叶侨兴 | Original ecological environment-friendly building material preservative and preparation method thereof |
| CN116041908A (en) * | 2023-02-02 | 2023-05-02 | 南雄市星隆化工有限公司 | Modified epoxy resin with antifouling effect and preparation method thereof |
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| CN103232771A (en) * | 2013-05-09 | 2013-08-07 | 北京中科捷达纳米应用科技有限公司 | Waterborne nano coil coating and preparation method thereof |
| CN106243847A (en) * | 2016-08-01 | 2016-12-21 | 太仓顺如成建筑材料有限公司 | A kind of self-cleaning resistant interior wall coating |
| CN109401498A (en) * | 2018-10-29 | 2019-03-01 | 合肥晓拂新能源有限公司 | Ageing-resistant antimicrobial nano coating |
| CN110951303A (en) * | 2019-12-12 | 2020-04-03 | 广东长鑫环保科技有限公司 | Plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions |
-
2020
- 2020-05-19 CN CN202010427056.0A patent/CN111471363A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103232771A (en) * | 2013-05-09 | 2013-08-07 | 北京中科捷达纳米应用科技有限公司 | Waterborne nano coil coating and preparation method thereof |
| CN106243847A (en) * | 2016-08-01 | 2016-12-21 | 太仓顺如成建筑材料有限公司 | A kind of self-cleaning resistant interior wall coating |
| CN109401498A (en) * | 2018-10-29 | 2019-03-01 | 合肥晓拂新能源有限公司 | Ageing-resistant antimicrobial nano coating |
| CN110951303A (en) * | 2019-12-12 | 2020-04-03 | 广东长鑫环保科技有限公司 | Plant antibacterial water paint capable of decomposing formaldehyde and releasing negative ions |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112063109A (en) * | 2020-09-11 | 2020-12-11 | 石家庄元鼎新材料有限公司 | Nano zinc oxide/artemisia yellow-wormwood volatile oil/epoxy resin high-performance antibacterial material and preparation method thereof |
| CN112063109B (en) * | 2020-09-11 | 2023-01-17 | 石家庄元鼎新材料有限公司 | Nano zinc oxide/artemisia yellow-wormwood volatile oil/epoxy resin high-performance antibacterial material and preparation method thereof |
| 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 |
| CN113372745A (en) * | 2021-06-22 | 2021-09-10 | 叶侨兴 | Original ecological environment-friendly building material preservative and preparation method thereof |
| CN116041908A (en) * | 2023-02-02 | 2023-05-02 | 南雄市星隆化工有限公司 | Modified epoxy resin with antifouling effect and preparation method thereof |
| CN116041908B (en) * | 2023-02-02 | 2023-09-05 | 南雄市星隆化工有限公司 | Modified epoxy resin with antifouling effect and preparation method thereof |
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Application publication date: 20200731 |