CN102766395B - A kind of composite nano-coating and preparation method thereof - Google Patents
A kind of composite nano-coating and preparation method thereof Download PDFInfo
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- CN102766395B CN102766395B CN201210287420.3A CN201210287420A CN102766395B CN 102766395 B CN102766395 B CN 102766395B CN 201210287420 A CN201210287420 A CN 201210287420A CN 102766395 B CN102766395 B CN 102766395B
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Abstract
The invention discloses a kind of composite nano-coating and preparation method thereof, relate to paint field.Wherein, composite nano-coating formula material has water-based amino-acid resin, aqueous epoxy resins, nanoparticle silver and nano fumed silica, and auxiliary material has parting agent, flow agent, dispersion agent, adhesive agent, defoamer, pure water and alcohol.The preparation method of composite nano-coating has: take aqueous polyurethane and aqueous epoxy resins by demand, and mixed, again with high speed dispersor dispersion 5 ~ 15min, after add a certain amount of nanoparticle silver, parting agent, flow agent, dispersion agent, adhesive agent and defoamer, redispersion 10 ~ 30min, de-soak, then adds nano fumed silica and parting agent, after disperseing, add a certain amount of water and alcohol, after fully disperseing 30 ~ 50min, carry out nano level sand milling.Composite coating of the present invention has that paint adhesion is strong, corrosion-resistant, thermal conductivity is strong, and coating has hydrophobic effect.
Description
Technical field
The present invention relates to paint field, be specifically related to a kind of composite nano-coating and preparation method thereof.
Background technology
At present, the coating that China market is sold contains organic solvent, although some powder body materials are inorganic powders, the material composition adopted contains certain toxicity stopping composition, can produce certain pollution, affect the health of the mankind in production with in using.
Due to the small-size effect of nanoparticle, surface effects, quantum size effect and macro quanta tunnel effect etc. make they magnetic, optical, electrical, responsive etc. in present the characteristic that conventional material do not possess.Therefore nanoparticle has broad application prospects in the sintering, catalysis, sensing, ceramic toughening etc. of magneticsubstance, electronic material, optical material, high compactedness material.In general, nano paint must meet two conditions: first, has the particle size range of grain size at 1-100nm of a phase in coating at least; Secondly, the existence of nanophase makes the performance of coating be significantly improved or to have new function.
Summary of the invention
An object of the present invention is to provide one and has strong adhesion, corrosion-resistant, thermal conductivity is strong, and coating has the composite nano-coating of hydrophobic effect.
Two of object of the present invention is to provide the preparation method of above-mentioned composite nano-coating.
Technical scheme of the present invention is as follows:
A kind of composite nano-coating, formula material comprises water-based amino-acid resin, aqueous epoxy resins, nanoparticle silver and nano fumed silica, its by ratio of weight and the number of copies such as under:
Above-mentioned a kind of composite nano-coating, formula material by weight ratio is preferably as follows:
Above-mentioned a kind of composite nano-coating, formula material by weight ratio is preferably as follows:
Above-mentioned a kind of composite nano-coating, formula also comprises auxiliary material parting agent, flow agent, dispersion agent, adhesive agent, defoamer, pure water and alcohol.
The preparation method of above-mentioned a kind of composite nano-coating:
Aqueous polyurethane and aqueous epoxy resins is taken by demand, and mixed, again with high speed dispersor dispersion 5 ~ 15min, after add a certain amount of nanoparticle silver, parting agent, flow agent, dispersion agent, adhesive agent and defoamer, redispersion 10 ~ 30min, de-soak, then adds nano fumed silica and parting agent, after disperseing, add a certain amount of water and alcohol, after fully disperseing 30 ~ 50min, carry out nano level sand milling.
Beneficial effect of the present invention: composite coating prepared by the present invention reaches Nano grade, so composite coating of the present invention has environmental protection, mildew-resistant, antibacterial, self-cleaning function, and paint adhesion is strong, corrosion-resistant, thermal conductivity strong, and coating has hydrophobic effect.
Embodiment
Now the invention will be further elaborated in conjunction with specific embodiments.
The each embodiment consumption of table 1
Embodiment 1
Take 100g aqueous polyurethane and 15g aqueous epoxy resins, and mixed, 5min is disperseed again with high speed dispersor, after add 10g nanoparticle silver, 10g parting agent, 2g flow agent, 2g dispersion agent, 2g adhesive agent and 2g defoamer, redispersion 10min, de-soak, then adds 10g nano fumed silica, after disperseing, add 120g water and 50g alcohol, fully carry out nano level sand milling after dispersion 30min.
Embodiment 2
Take 100g aqueous polyurethane and 5g aqueous epoxy resins, and mixed, 10min is disperseed again with high speed dispersor, after add 1g nanoparticle silver, 1g parting agent, 0.2g flow agent, 0.2g dispersion agent, 0.2g adhesive agent and 0.2g defoamer, redispersion 15min, de-soak, then adds 1g nano fumed silica, after disperseing, add 30g water and 5g alcohol, fully carry out nano level sand milling after dispersion 30min.
Embodiment 3
Take 100g aqueous polyurethane and 10g aqueous epoxy resins, and mixed, 15min is disperseed again with high speed dispersor, after add 5g nanoparticle silver, 5g parting agent, 5g flow agent, 1g dispersion agent, 1g adhesive agent and 1g defoamer, redispersion 30min, de-soak, then adds 5g nano fumed silica, after disperseing, add 60g water and 30g alcohol, fully carry out nano level sand milling after dispersion 40min.
Embodiment 4
Take 100g aqueous polyurethane and 20g aqueous epoxy resins, and mixed, 15min is disperseed again with high speed dispersor, after add 15g nanoparticle silver, 15g parting agent, 3g flow agent, 3g dispersion agent, 3g adhesive agent and 3g defoamer, redispersion 30min, de-soak, then adds 15g nano fumed silica, after disperseing, add 90g water and 50g alcohol, fully carry out nano level sand milling after dispersion 50min.
Embodiment 5
Take 100g aqueous polyurethane and 30g aqueous epoxy resins, and mixed, 15min is disperseed again with high speed dispersor, after add 20g nanoparticle silver, 20g parting agent, 4g flow agent, 4g dispersion agent, 4g adhesive agent and 4g defoamer, redispersion 30min, de-soak, then adds 20g nano fumed silica, after disperseing, add 100g water and 50g alcohol, fully carry out nano level sand milling after dispersion 50min.
More than table 2 test result of each embodiment
According to above-mentioned principle, the present invention can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the present invention is not limited to embodiment disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (2)
1. a composite nano-coating, is characterized in that: formula material comprise water-based amino-acid resin, aqueous epoxy resins, nanoparticle silver and nano fumed silica, its by ratio of weight and the number of copies such as under:
Aqueous polyurethane 100
Aqueous epoxy resins 15
Nanoparticle silver 10
Nano fumed silica 10;
Its preparation method is: take aqueous polyurethane and aqueous epoxy resins by demand, and mixed, again with high speed dispersor dispersion 5 ~ 15min, after add a certain amount of nanoparticle silver, parting agent, flow agent, dispersion agent, adhesive agent and defoamer, redispersion 10 ~ 30min, de-soak, then adds nano fumed silica and parting agent, after disperseing, add a certain amount of water and alcohol, after fully disperseing 30 ~ 50min, carry out nano level sand milling.
2. a kind of composite nano-coating as claimed in claim 1, is characterized in that: formula also comprises auxiliary material parting agent, flow agent, dispersion agent, adhesive agent, defoamer, pure water and alcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210287420.3A CN102766395B (en) | 2012-08-13 | 2012-08-13 | A kind of composite nano-coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210287420.3A CN102766395B (en) | 2012-08-13 | 2012-08-13 | A kind of composite nano-coating and preparation method thereof |
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| Publication Number | Publication Date |
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| CN102766395A CN102766395A (en) | 2012-11-07 |
| CN102766395B true CN102766395B (en) | 2015-10-28 |
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| CN201210287420.3A Expired - Fee Related CN102766395B (en) | 2012-08-13 | 2012-08-13 | A kind of composite nano-coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106947375A (en) * | 2017-04-13 | 2017-07-14 | 江门市德佑金属材料实业有限公司 | A kind of heat-conductive coating and its preparation and the aluminum matrix composite with its overlay film |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103305111A (en) * | 2013-06-25 | 2013-09-18 | 关锦池 | Composite nanometer paint and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101180372A (en) * | 2005-05-25 | 2008-05-14 | Posco公司 | Ag-containing solution, antibacterial resin composition comprising the solution and antibacterial resin coated steel plate |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101180372A (en) * | 2005-05-25 | 2008-05-14 | Posco公司 | Ag-containing solution, antibacterial resin composition comprising the solution and antibacterial resin coated steel plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106947375A (en) * | 2017-04-13 | 2017-07-14 | 江门市德佑金属材料实业有限公司 | A kind of heat-conductive coating and its preparation and the aluminum matrix composite with its overlay film |
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| CN102766395A (en) | 2012-11-07 |
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Granted publication date: 20151028 Termination date: 20190813 |