CN104559395A - Nano-silver antibacterial paste, preparation method thereof and UV automatic sterilization paint using nano-silver antibacterial paste - Google Patents
Nano-silver antibacterial paste, preparation method thereof and UV automatic sterilization paint using nano-silver antibacterial paste Download PDFInfo
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- CN104559395A CN104559395A CN201310508756.2A CN201310508756A CN104559395A CN 104559395 A CN104559395 A CN 104559395A CN 201310508756 A CN201310508756 A CN 201310508756A CN 104559395 A CN104559395 A CN 104559395A
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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
Abstract
The invention provides nano-silver antibacterial paste, a preparation method thereof and a UV automatic sterilization paint using the nano-silver antibacterial paste. The nano-silver antibacterial paste comprises the following components in parts by weight: 20-30 parts of urethane acrylate resin, 24-36 parts of nanometer silver particle, 16-24 parts of n-butyl acetate, 8-12 parts of acetic ether and 12-18 parts of a coupling reagent; the nano-silver particles are grafted on the urethane acrylate resin under the action of the n-butyl acetate, the acetic ether and the coupling reagent; the UV automatic sterilization paint is prepared by adding the nano-silver antibacterial paste to the existing UV paint during mixing the paint; and the amount of the nano-silver antibacterial paste in the UV automatic sterilization paint is 3%-10%. The nano-silver antibacterial paste provided by the invention has the advantages of safety, antibacterial endurance, broad-spectrum antibacterial property, heat resistance and light resistance; the preparation method is simple and available in construction equipment, and simple in technological operation; and the UV automatic sterilization paint has the advantage of good and lasting antibacterial effect, and can meet the antibacterial requirements of public places.
Description
Technical field
The present invention relates to paint field, particularly relate to a kind of nanometer silver antimicrobial slurry, its preparation method and use the UV autosterilization of this nanometer silver antimicrobial slurry to paint.
Background technology
In the living environment of people, there is various harmful microorganism, produce detrimentally affect to the life of the mankind, especially the easier cooperating microorganisms in public arena such as station, hospital, market, dining room, causes the bacteria concentration of room air and body surface to increase.
Antibiotic paint effectively can suppress and kill the harmful levels of pathogens in environment; reduce environmental microorganism to the harm of human body; and then reach the object of cleaning ambient, to protection human health, tool of bettering people's living environment is of great significance, and is one of Main way of paint development from now on.The organic antibacterial agent toxicity that common antibiotic paint uses is comparatively large, easily stripping, heat-resisting, endurance quality is poor, and inorganic antiseptic exists advantage in security, persistence, broad spectrum antibacterial, thermotolerance etc., therefore its application and research is more and more subject to people's attention.
The inorganic antiseptic used in current coating mainly contains 2 classes: a class is metal ion antibacterial agent (as metal ions such as silver, copper, zinc, applying maximum is silver ions); Another kind of is take nano TiO 2 as the photochemical catalysis class antiseptic-germicide of representative, just need have anti-microbial effect, apply restricted in coating under action of ultraviolet light.Nanometer silver security is high, anti-microbial property is excellent, is a kind of desirable anti-biotic material, in recent years in antiseptic-germicide field, has caused the extensive concern of people.But current nano-silver antibacterial paint on the market, because nanometer silver difference in coating is uneven, and combine tight with the filmogen of coating, therefore easily cause antibacterial effect inequality, and be difficult to the defect of maintenance.
Summary of the invention
The object of the present invention is to provide a kind of nanometer silver antimicrobial slurry, by the effect of N-BUTYL ACETATE, vinyl acetic monomer and coupling agent, nano silver particles is grafted on polyurethane acrylate resin, enable during in the nanometer silver antimicrobial slurry obtained, nanometer silver disperses uniformly, so can have after ensureing to use more comprehensively with lasting antibacterial effect.
Another object of the present invention is to the preparation method that a kind of nanometer silver antimicrobial slurry is provided, preparation of construction is simple and easy to get, technological operation is simple, obtained nanometer silver antimicrobial slurry good anti-bacterial effect and can keeping lastingly, thus use the more existing nanometer silver antimicrobial paint of the paint of this nanometer silver antimicrobial slurry, antibacterial effect evenly, more lastingly.
Another object of the present invention is to provide a kind of UV autosterilization to paint, and by adding the nanometer silver antimicrobial slurry of 3 ~ 10% in paint process, described UV autosterilization being painted and has the performance such as durable antibiotic, broad-spectrum antimicrobial.
For achieving the above object, the invention provides a kind of nanometer silver antimicrobial slurry, comprise component and weight part content is as follows:
Described nano silver particles is grafted on polyurethane acrylate resin by the effect of N-BUTYL ACETATE, vinyl acetic monomer and coupling agent.
Described nanometer silver antimicrobial slurry, each component preferred weight part content is as follows:
The present invention also provides a kind of preparation method of nanometer silver antimicrobial slurry, comprises the steps:
Step 1, provide starting material and weight fraction content as follows:
Step 2, soaks more than 30 minutes by nano silver particles N-BUTYL ACETATE, obtains nano silver particles and N-BUTYL ACETATE mixed solution;
Step 3, add polyurethane acrylate resin and vinyl acetic monomer in a reservoir and mix, add whole nano silver particles and N-BUTYL ACETATE mixed solution more while stirring, the speed adding rear maintenance 800-1200rpm stirs 25-35 minute, guarantees that nano silver particles fully disperses;
Step 4, is placed in ultrasonic wave by container, in 30 minutes, drip coupling agent; Then the temperature being warming up to 40 ~ 50 DEG C maintains 60-80 minute, namely obtains nanometer silver antimicrobial slurry.
In step 1, the concrete usage ratio between each raw material is, polyurethane acrylate resin: nano silver particles: N-BUTYL ACETATE: vinyl acetic monomer: coupling agent=5:6:4:2:3.
Described nano silver particles consumption is 30 parts, and the consumption of described N-BUTYL ACETATE is 20 parts, and the consumption of described polyurethane acrylate resin is 25 parts, and the consumption of described vinyl acetic monomer is 10 parts, and the consumption of described coupling agent is 15 parts.
In described step 2, soak time is 30-60 minute.
In described step 3, described stirring velocity is 1000rpm, and described churning time is 30 minutes.
In described step 4, in 20 ~ 30 minutes, drip coupling agent, the temperature being then warming up to 40 ~ 50 DEG C maintains 60 minutes.
The present invention also provides a kind of UV autosterilization to paint, it comprises described nanometer silver antimicrobial slurry, painted by existing UV and add described nanometer silver antimicrobial slurry when paint and obtain, the consumption of described nanometer silver antimicrobial slurry is 3 ~ 10% of described UV autosterilization paint gross weight.
Described UV autosterilization paint, comprises component and weight part content is as follows:
Beneficial effect of the present invention: nanometer silver antimicrobial slurry of the present invention, pass through N-BUTYL ACETATE, vinyl acetic monomer, and nano silver particles is grafted on polyurethane acrylate resin by the effect of coupling agent, nanometer silver in the nanometer silver antimicrobial slurry obtained is disperseed uniformly, and then ensure use after can have more comprehensively with lasting antibacterial effect, the preparation method of nanometer silver antimicrobial slurry of the present invention, preparation of construction is simple and easy to get, technological operation is simple, obtained nanometer silver antimicrobial slurry good anti-bacterial effect and can keeping lastingly, use the more existing nanometer silver antimicrobial paint of the paint of this nanometer silver antimicrobial slurry, antibacterial effect evenly, more lasting.UV autosterilization paint of the present invention, by adding the nanometer silver antimicrobial slurry of 3 ~ 10% in paint process, making described UV autosterilization paint and having the performance such as durable antibiotic, broad-spectrum antimicrobial, can meet the antibacterial needs of public place.
In order to further understand feature of the present invention and technology contents, refer to following detailed description for the present invention and accompanying drawing, but accompanying drawing only provides reference and explanation use, is not used for being limited the present invention.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention describe in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the schema of the preparation method of nanometer silver antimicrobial slurry of the present invention.
Embodiment
For further setting forth the technique means and effect thereof that the present invention takes, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
The invention provides a kind of nanometer silver antimicrobial slurry, comprise component and weight part content is as follows:
Described nano silver particles is grafted on polyurethane acrylate resin by the effect of N-BUTYL ACETATE, vinyl acetic monomer and coupling agent.
During concrete enforcement, described nanometer silver antimicrobial slurry, each component can preferred weight part content as follows:
Refer to Fig. 1, this nanometer silver antimicrobial slurry can be prepared in accordance with the following methods, comprises the steps:
Step 1, provide starting material and weight fraction content as follows:
During concrete preparation, the usage ratio (weight part) between preferred each raw material is, polyurethane acrylate resin: nano silver particles: N-BUTYL ACETATE: vinyl acetic monomer: coupling agent=5:6:4:2:3; Now better can ensure graft effect.
Step 2, soaks more than 30 minutes by nano silver particles N-BUTYL ACETATE, obtains nano silver particles and N-BUTYL ACETATE mixed solution.
During concrete preparation, in described step 2, the usage ratio (weight part) of preferred nano silver particles and N-BUTYL ACETATE is 3:2, specifically in the present embodiment is respectively 30 parts and 20 parts, and soak time is preferably 30-60 minute.
Step 3, add polyurethane acrylate resin and vinyl acetic monomer in a reservoir and mix, add whole nano silver particles and N-BUTYL ACETATE mixed solution more while stirring, the speed adding rear maintenance 800-1200rpm stirs 25-35 minute, guarantees that nano silver particles fully disperses.
During concrete preparation, in described step 3, described stirring velocity can be preferably 1000rpm, and described churning time can be preferably 30 minutes, and in the present embodiment, the consumption (weight part) of polyurethane acrylate resin and vinyl acetic monomer can be respectively 25 parts and 10 parts.
Step 4, is placed in ultrasonic wave by container, in 30 minutes, drip coupling agent, and the temperature being then warming up to 40 ~ 50 DEG C maintains 60-80 minute, namely obtains nanometer silver antimicrobial slurry.
During concrete preparation, in described step 4, preferably can drip coupling agent in 20-30 minute, thus ensure, when coupling agent and nano silver particles and polyurethane acrylate resin effect, more evenly, after being warming up to 40 ~ 50 DEG C, temperature holding time can preferably 1 hour, and the consumption (weight part) of coupling agent can be preferably 15 parts.
Pass through aforesaid operations, complete the grafting work of nano silver particles and polyurethane acrylate resin, namely in obtained nanometer silver antimicrobial slurry, nano silver particles evenly and be firmly connected on polyurethane acrylate resin by coupling agent, thus when described nanometer silver antimicrobial slurry is applied in coating products, this nano silver particles energy, evenly remain in coating products with permanent, reaches the effect of durable antibiotic.
Because nanometer silver antimicrobial slurry of the present invention has safety, durable antibiotic, broad-spectrum antimicrobial, the heat-resisting advantage such as fast light, and adverse influence can't be produced to original performance that existing UV paints, so it can apply widely in existing UV paint, directly add modulation during use evenly, there is not technology barrier.
UV autosterilization paint of the present invention is exactly utilize described nanometer silver antimicrobial slurry to be raw material, prepare, concrete, add the antibacterial slurry of proper amount of nano silver as required in existing UV paint paint process after, the modulation of paint method routinely evenly, the consumption of usual described nanometer silver antimicrobial slurry is 3 ~ 10% of paint gross weight, now can reach good antibacterial effect.
UV autosterilization of the present invention paints the first embodiment, and namely added in paint process during UV paints by nanometer silver antimicrobial slurry and obtain, it specifically comprises component and weight part content is as follows:
For verifying the antibacterial effect that above-mentioned UV autosterilization paints further, painting each component content in the first embodiment to described UV autosterilization carries out preferably, obtain concrete UV autosterilization paint sample, and the performance test (SGS detection) of antibacterial effect has been carried out to this sample.
Component and the weight part content of UV autosterilization paint sample are as follows:
The test result of UV autosterilization paint sample is as shown in the table.
Wherein, testing method is ISO22196-2011(in the measurement of plastics and the antibacterial activity of other pore-free surface) method recorded and standard, control sample is the plastics film without antibacterial measure.
By upper table data presentation, UV autosterilization paint of the present invention is excellent to the antibacterial effect of various bacteria, and can long acting antibiotic.
In sum, nanometer silver antimicrobial slurry of the present invention, pass through N-BUTYL ACETATE, vinyl acetic monomer, and nano silver particles is grafted on polyurethane acrylate resin by the effect of coupling agent, nanometer silver in the nanometer silver antimicrobial slurry obtained is disperseed uniformly, and then ensure use after can have more comprehensively with lasting antibacterial effect, the preparation method of nanometer silver antimicrobial slurry of the present invention, preparation of construction is simple and easy to get, technological operation is simple, obtained nanometer silver antimicrobial slurry good anti-bacterial effect and can keeping lastingly, use the more existing nanometer silver antimicrobial paint of the paint of this nanometer silver antimicrobial slurry, antibacterial effect evenly, more lasting.UV autosterilization paint of the present invention, by adding the nanometer silver antimicrobial slurry of 3 ~ 10% in paint process, making described UV autosterilization paint and having the performance such as durable antibiotic, broad-spectrum antimicrobial, can meet the antibacterial needs of public place.
The above, for the person of ordinary skill of the art, can make other various corresponding change and distortion according to technical scheme of the present invention and technical conceive, and all these change and be out of shape the protection domain that all should belong to the claims in the present invention.
Claims (10)
1. a nanometer silver antimicrobial slurry, is characterized in that, comprises component and weight part content is as follows:
Described nano silver particles is grafted on polyurethane acrylate resin by the effect of N-BUTYL ACETATE, vinyl acetic monomer and coupling agent.
2. nanometer silver antimicrobial slurry as claimed in claim 1, it is characterized in that, each component weight part content is as follows:
3. a preparation method for nanometer silver antimicrobial slurry as claimed in claim 1, is characterized in that, comprise the steps:
Step 1, provide starting material and weight fraction content as follows:
Step 2, soaks more than 30 minutes by nano silver particles N-BUTYL ACETATE, obtains nano silver particles and N-BUTYL ACETATE mixed solution;
Step 3, add polyurethane acrylate resin and vinyl acetic monomer in a reservoir and mix, add whole nano silver particles and N-BUTYL ACETATE mixed solution more while stirring, the speed adding rear maintenance 800-1200rpm stirs 25-35 minute, guarantees that nano silver particles fully disperses;
Step 4, is placed in ultrasonic wave by container, in 30 minutes, drip coupling agent; Then the temperature being warming up to 40 ~ 50 DEG C maintains 60-80 minute, namely obtains nanometer silver antimicrobial slurry.
4. the preparation method of nanometer silver antimicrobial slurry as claimed in claim 3, it is characterized in that, in step 1, the concrete usage ratio between each raw material is, polyurethane acrylate resin: nano silver particles: N-BUTYL ACETATE: vinyl acetic monomer: coupling agent=5:6:4:2:3.
5. the preparation method of nanometer silver antimicrobial slurry as claimed in claim 4, it is characterized in that, described nano silver particles consumption is 30 parts, the consumption of described N-BUTYL ACETATE is 20 parts, the consumption of described polyurethane acrylate resin is 25 parts, the consumption of described vinyl acetic monomer is 10 parts, and the consumption of described coupling agent is 15 parts.
6. the preparation method of nanometer silver antimicrobial slurry as claimed in claim 3, it is characterized in that, in described step 2, soak time is 30-60 minute.
7. the preparation method of nanometer silver antimicrobial slurry as claimed in claim 3, it is characterized in that, in described step 3, described stirring velocity is 1000rpm, and described churning time is 30 minutes.
8. the preparation method of nanometer silver antimicrobial slurry as claimed in claim 3, it is characterized in that, in described step 4, in 20 ~ 30 minutes, drip coupling agent, the temperature being then warming up to 40 ~ 50 DEG C maintains 60 minutes.
9. one kind uses the UV autosterilization paint of nanometer silver antimicrobial slurry as claimed in claim 1, it is characterized in that, comprises described nanometer silver antimicrobial slurry, and the consumption of described nanometer silver antimicrobial slurry is 3 ~ 10% of described UV autosterilization paint gross weight.
10. UV autosterilization paint as claimed in claim 9, is characterized in that, comprises component and weight part content is as follows:
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| CN201310508756.2A CN104559395B (en) | 2013-10-24 | 2013-10-24 | Nano-silver antibacterial paste, preparation method thereof and UV automatic sterilization paint using nano-silver antibacterial paste |
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| CN201310508756.2A CN104559395B (en) | 2013-10-24 | 2013-10-24 | Nano-silver antibacterial paste, preparation method thereof and UV automatic sterilization paint using nano-silver antibacterial paste |
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| CN104559395B CN104559395B (en) | 2017-04-26 |
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Cited By (4)
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| CN107325712A (en) * | 2017-07-13 | 2017-11-07 | 安庆市星空化工涂料有限责任公司 | A kind of fungicidal paint |
| CN108085987A (en) * | 2017-12-15 | 2018-05-29 | 上海工程技术大学 | A kind of aqueous sterilization finishing agent based on modified Nano silver, preparation method and application |
| CN112778561A (en) * | 2020-12-30 | 2021-05-11 | 江苏新澄瑞材料科技有限公司 | Antibacterial flexible cover plate and preparation method thereof |
| CN116875178A (en) * | 2023-07-20 | 2023-10-13 | 江阴市恒峰塑玻有限公司 | Skin-feel antibacterial glass facing paint |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325712A (en) * | 2017-07-13 | 2017-11-07 | 安庆市星空化工涂料有限责任公司 | A kind of fungicidal paint |
| CN108085987A (en) * | 2017-12-15 | 2018-05-29 | 上海工程技术大学 | A kind of aqueous sterilization finishing agent based on modified Nano silver, preparation method and application |
| CN108085987B (en) * | 2017-12-15 | 2020-09-22 | 上海工程技术大学 | Aqueous sterilization finishing agent based on modified nano-silver, preparation method and application |
| CN112778561A (en) * | 2020-12-30 | 2021-05-11 | 江苏新澄瑞材料科技有限公司 | Antibacterial flexible cover plate and preparation method thereof |
| CN116875178A (en) * | 2023-07-20 | 2023-10-13 | 江阴市恒峰塑玻有限公司 | Skin-feel antibacterial glass facing paint |
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| CN104559395B (en) | 2017-04-26 |
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Effective date of registration: 20170420 Address after: 523750 Guangdong city of Dongguan Province Huang Town Village Road East big hem Patentee after: Dongguan Wei Wei PA coating Co., Ltd. Address before: 518000 Shenzhen, Guangdong, Xixiang, Taoyuan, home in the area of the 3 block 5, block 210,, 3 Co-patentee before: Xu Youliang Patentee before: Lin Wenyou |
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