CN105038459A - High-performance graphene-containing water-based acrylate coating as well as preparation method and application thereof - Google Patents
High-performance graphene-containing water-based acrylate coating as well as preparation method and application thereof Download PDFInfo
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Abstract
The invention discloses a high-performance graphene-containing water-based acrylate coating. The high-performance graphene-containing water-based acrylate coating contains pure acrylic and/or a styrene-acrylic emulsion, titanium dioxide, calcium carbonate, a dispersing agent, a defoaming agent, a film-forming agent, a flatting agent and sulfonated graphene. The invention further discloses a method for preparing the water-based acrylate coating. Compared with an existing water-based acrylate coating, by adding a minute quantity of sulfonated grapheme into the water-based acrylate coating, the comprehensive properties of the prepared coating are substantially improved, for instance, the tensile strength is increased by 20%-60%, the elongation at break is increased by 25%-70%, the thermal conductivity is increased by 20%-100%, the water resistance is obviously improved, the electrical conductivity is improved by an order of magnitude, and the gas barrier property is increased by 10%-80%. The high-performance graphene-containing water-based acrylate coating is easy to prepare, low in cost and convenient to use and can be applied to the various fields of toughening, heat conduction, corrosion prevention and the like of the water-based acrylate coating.
Description
Technical field
The present invention relates to a kind of coating and preparation technology thereof, high-performance water-based acrylate paint particularly relating to a kind of graphene-containing and preparation method thereof and application.
Background technology
Compared with traditional solvent based coating, water-borne coatings has that price is low, use safety, saving resource and the energy, reduces the advantage such as environmental pollution and public hazards, because becoming the Main way of current development coatings industry.Wherein, water soluble acrylic acid acid esters coating is one of with fastest developing speed in water-borne coatings, that kind is maximum pollution-free coating, and it is applicable to the anticorrosive coating of the metals such as automobile, boats and ships, mechanical means, mine, digging, metallurgy, chemical industry, furniture, instrument, building inside and outside wall, terrace, metal products, outdoor advertising, guardrail, nonmetallic surface.
But existing water soluble acrylic acid acid esters coating is when applying, and the defects such as ubiquity water tolerance is lower, and mechanical property is more weak, therefore, industry urgently develops a kind of high-performance water-based acrylate paint with over-all properties, to adapt to the demand of practical application.
Summary of the invention
High-performance water-based acrylate paint that the object of the present invention is to provide a kind of graphene-containing and preparation method thereof and application, to overcome deficiency of the prior art.
For realizing aforementioned invention object, the technical solution used in the present invention is as follows:
Provide a kind of high-performance water-based acrylate paint of graphene-containing in some embodiments, it comprises pure-acrylic emulsion as main film forming substance and/or benzene emulsion, and, 0.01wt% ~ 5wt% sulfonated graphene.
Among some comparatively preferred embodiments, described coating comprises 0.1wt% ~ 1wt% sulfonated graphene.
Among some comparatively preferred embodiments, the radial dimension of described sulfonated graphene is 0.05 μm ~ 100 μm, and thickness is 0.5nm ~ 20nm, and in described sulfonated graphene, sulfonic content is expressed as 12:1 ~ 3:1 with the mol ratio of carbon and element sulphur.
Further, in described coating, also auxiliary component can be comprised, such as, the combination of any one or more in mineral filler, pigment, dispersion agent, defoamer, membrane-forming agent and flow agent.
Additionally provide a kind of preparation method of high-performance water-based acrylate paint of graphene-containing in some embodiments, it comprises: using as pure third and/or benzene emulsion of main film forming substance and auxiliary component composite, and add sulfonated graphene, be uniformly mixed to form described coating, and described coating comprises 0.01wt% ~ 5wt% sulfonated graphene.
Additionally provide the purposes of the high-performance water-based acrylate paint of described graphene-containing in some embodiments.
Such as, among some embodiments, a kind of coating solidify to form by the high-performance water-based acrylate paint of described graphene-containing is provided.
Again such as, among some embodiments, provide a kind of device, it comprises described coating.
Compared with prior art, advantage of the present invention comprises: by adding the sulfonated graphene of minute quantity in Water-borne Acrylic Coating, the over-all properties of the coating of formation is had than the coating that existing Water-borne Acrylic Coating is formed significantly promote, such as, tensile strength promotes 20-60%, elongation at break promotes 25-70%, thermal conductivity promotes 20-100%, water tolerance improves obviously, electroconductibility is that the order of magnitude promotes, barrier properties for gases promotes 10-80%, it is easy to preparation, with low cost, can be applicable to the toughness reinforcing of water-borne acrylic coatings, heat conduction, the various fields such as anticorrosion.
Embodiment
One aspect of the present invention provides a kind of high-performance water-based acrylate paint of graphene-containing, and it comprises pure-acrylic emulsion as main film forming substance and/or benzene emulsion, and, 0.01wt% ~ 5wt% sulfonated graphene.
Among some comparatively preferred embodiments, described coating comprises 0.1wt% ~ 1wt% sulfonated graphene.
Among some comparatively preferred embodiments, the radial dimension of described sulfonated graphene is 0.05 μm ~ 100 μm, and thickness is 0.5nm ~ 20nm, and in described sulfonated graphene, sulfonic content is expressed as 12:1 ~ 3:1 with the mol ratio of carbon and element sulphur.
Further, in described coating, also auxiliary component can be comprised, such as, the combination of any one or more in mineral filler, pigment, dispersion agent, defoamer, membrane-forming agent and flow agent.
Aforementioned pure-acrylic emulsion, benzene emulsion obtain by commercially available approach or self-control (reference " Chinese tackiness agent ", 2005,14:34-38; " New Building Materials ", 2003,21:46-48 etc.).
Wherein, described mineral filler can be selected from titanium dioxide, calcium carbonate, ZnO micro mist, silicon oxide nanoparticle etc.
Wherein, described pigment can be selected from titanium dioxide, carbon black or other common organic or inorganic pigment.
Wherein, described dispersion agent (Dispersant) is a kind of interfacial agent simultaneously in molecule with lipophilicity and wetting ability two kinds of opposite nature, main in order to increase oiliness and the consistency of aqueous components in same system, it can be selected from but be not limited to block macromolecular multipolymer, metal carboxylate polymkeric substance or synthesis polymer base polymer etc.
Wherein, described membrane-forming agent (filmcoalescingaid) to promote macromolecular compound plastic flow and recoverable deformation, improves coalescent performance, can within the scope of more extensive construction temperature the material of film forming.
Wherein, the effect of described defoamer is in coatings process, eliminates at the bubble used or produce in whipping process, thus, decrease the defect of the paint film generation that paint film causes due to the bubble produced.It can be selected but be not limited to mineral oil, polysiloxane polyether copolymer, polyethers and modified organic silicon etc., such as, can be preferably BYK Products BYK-019, BYK-020, BYK-024, BYK-028 or BYK-1730.
Wherein, described flow agent (Levelingagent) to impel coating in drying and forming-film process, form smooth, smooth, a uniform film, effectively can reduce and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve a class material of its levelling property and homogeneity, it can select tensio-active agent or the known material of the industry such as polyacrylic acid, carboxymethyl cellulose, such as, can be preferably BYK Products BYK-380N, BYK-381, BYK-307, BYK-341, BYK-345, BYK-346 or BYK-348 etc.
Among some preferably concrete case study on implementation, described coating comprises pure third or the benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent that mass ratio is 70 ~ 100:30 ~ 50:10 ~ 30:0.1 ~ 0.5:0.1 ~ 0.4:0.2 ~ 0.5:0.05 ~ 0.2.
Among some embodiments, described coating also can comprise other component, such as, can promote the catalyzer, chainextender, initiator, tackifier, solubility promoter etc. of film-forming components polymerization wherein, its suitable type that industry all can be selected to know.
Wherein, described water-based solubility promoter can be selected from Virahol, butyl glycol ether, alcohol ester-12 or dipropylene etc.
Wherein, described light trigger can be selected from Irfacure184, Darocure1173, Irfacure2959 or Irfacure819 etc.
Another aspect of the present invention additionally provides a kind of preparation method of high-performance water-based acrylate paint of graphene-containing, it comprises: using as pure third and/or benzene emulsion of main film forming substance and auxiliary component composite, and add sulfonated graphene, be uniformly mixed to form described coating, and described coating comprises 0.01wt% ~ 5wt% sulfonated graphene.
In some embodiments, the preparation method of described coating can comprise: by pure third or benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent composite according to the mass ratio of 70 ~ 100:30 ~ 50:10 ~ 30:0.1 ~ 0.5:0.1 ~ 0.4:0.2 ~ 0.5:0.05 ~ 0.2, and add sulfonated graphene, be uniformly mixed to form described coating.
Another aspect of the present invention additionally provides the purposes of the high-performance water-based acrylate paint of described graphene-containing.
Such as, among some embodiments, a kind of coating solidify to form by the high-performance water-based acrylate paint of described graphene-containing is provided.
Again such as, among some embodiments, provide a kind of device, it comprises described coating.
Inventor finds very unexpectedly, by sulfonated graphene is added containing in Water-borne Acrylic Coating system as additive, only need few addition (0.01wt% ~ 5wt%, be preferably 0.1wt% ~ 1wt%), the tensile strength of the coating of formation can be made to promote 20-60%, elongation at break promotes 25-70%, thermal conductivity promotes 20-100%, water tolerance improves obviously, electroconductibility is that the order of magnitude promotes, barrier properties for gases promotes 10-80%, but as the addition > 5wt% of sulfonated graphene, it will be very small to the lifting amplitude of coating property.
Below in conjunction with some embodiments, the technical solution of the present invention is further explained illustrates, but the present invention is not limited to these embodiments.The radial dimension of the sulfonated graphene adopted in following embodiment is 0.05 ~ 100 μm, and thickness is 0.5 ~ 20nm, and wherein sulfonic content is expressed as 12:1 ~ 3:1 with carbon, sulphur mol ratio.The various approach that these sulfonated graphenes can adopt industry known obtain (such as consults CN103539105A, CN103359728A, NanoLetters, 2008,8 (6): 1679 documents such as – 1682 grade), and the various raw material related to and all kinds of testing apparatus, all can select industry know and usual type and model, and can obtain via number of ways, such as commercial approach obtains.
The high-performance water-based acrylate paint of this graphene-containing of embodiment 1 contains pure-acrylic emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent and 0.01wt% ~ 0.05wt% sulfonated graphene that mass ratio is 70:30:20:0.3:0.2:0.4:0.1.
The high-performance water-based acrylate paint of this graphene-containing of embodiment 2 contains benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent and 0.1wt% ~ 0.5wt% sulfonated graphene that mass ratio is 100:40:10:0.5:0.4:0.2:0.05.
The high-performance water-based acrylate paint of this graphene-containing of embodiment 3 contains pure-acrylic emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent and 0.5wt% ~ 1wt% sulfonated graphene that mass ratio is 80:50:30:0.1:0.1:0.5:0.2.
The high-performance water-based acrylate paint of this graphene-containing of embodiment 4 contains benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent and 2wt% ~ 3wt% sulfonated graphene that mass ratio is 90:25:15:0.25:0.35:0.25:0.15.
The high-performance water-based acrylate paint of this graphene-containing of embodiment 5 comprises pure-acrylic emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent and 4wt% ~ 5wt% sulfonated graphene that mass ratio is 85:45:20:0.2:0.3:0.2:0.1.
The component of this Water-borne Acrylic Coating of reference examples 1 is substantially the same manner as Example 1, but not containing sulfonated graphene.
The component of this Water-borne Acrylic Coating of reference examples 2 is substantially the same manner as Example 2, but to adopt the standby graphene oxide of hummers legal system to instead of sulfonated graphene.
Adopted by the coating of embodiment 1-5 and reference examples 1-2 conventional painting way to be applied in substrate and under the conditions such as sun exposure, solidify to form the coating of condition of equivalent thickness, the usual equipment of industry and method is adopted to test these coatings again, can find, than the coating of reference examples 1 product formation, it is very little that the tensile strength of the coating that reference examples 2 product is formed and elongation at break promote amplitude, thermal conductivity and electroconductibility are also only increased by a small margin, water tolerance and barrier properties for gases are without rising appreciably, and the tensile strength of the coating that embodiment 1-5 product is formed promotes 20 ~ 60%, elongation at break promotes 25-70%, thermal conductivity promotes 20 ~ 100%, water tolerance improves obviously, electroconductibility is that the order of magnitude (more than 10 times) promotes, barrier properties for gases promotes 10 ~ 80%.
It should be noted that, above is only embody rule example of the present invention, does not constitute any limitation protection scope of the present invention.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within rights protection scope of the present invention.
Claims (10)
1. a high-performance water-based acrylate paint for graphene-containing, comprises the pure-acrylic emulsion as main film forming substance and/or benzene emulsion, it is characterized in that also comprising 0.01wt% ~ 5wt% sulfonated graphene.
2. the high-performance water-based acrylate paint of graphene-containing according to claim 1, is characterized in that comprising 0.1wt% ~ 1wt% sulfonated graphene.
3. the high-performance water-based acrylate paint of graphene-containing according to claim 1 and 2, is characterized in that comprising pure third and/or benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent that mass ratio is 70 ~ 100:30 ~ 50:10 ~ 30:0.1 ~ 0.5:0.1 ~ 0.4:0.2 ~ 0.5:0.05 ~ 0.2.
4. the high-performance water-based acrylate paint of graphene-containing according to claim 1 and 2, it is characterized in that the radial dimension of described sulfonated graphene is 0.05 μm ~ 100 μm, thickness is 0.5nm ~ 20nm, and in described sulfonated graphene, sulfonic content is expressed as 12:1 ~ 3:1 with the mol ratio of carbon and element sulphur.
5. the preparation method of the high-performance water-based acrylate paint of a graphene-containing, it is characterized in that comprising: by pure third and/or benzene emulsion and subsidiary material composite, and add sulfonated graphene, be uniformly mixed to form described coating, and described coating comprises 0.01wt% ~ 5wt% sulfonated graphene;
The radial dimension of described sulfonated graphene is 0.05 μm ~ 100 μm, and thickness is 0.5nm ~ 20nm, and in described sulfonated graphene, sulfonic content is expressed as 12:1 ~ 3:1 with the mol ratio of carbon and element sulphur.
6. the preparation method of the high-performance water-based acrylate paint of graphene-containing according to claim 5, is characterized in that described coating comprises 0.1wt% ~ 1wt% sulfonated graphene.
7. the preparation method of the high-performance water-based acrylate paint of graphene-containing according to claim 5 or 6, it is characterized in that described subsidiary material comprise mineral filler, dispersion agent, defoamer, membrane-forming agent and flow agent, described mineral filler comprises titanium dioxide, calcium carbonate.
8. the preparation method of the high-performance water-based acrylate paint of graphene-containing according to claim 7, is characterized in that described coating comprises pure third and/or the benzene emulsion and titanium dioxide, calcium carbonate, dispersion agent, defoamer, membrane-forming agent and flow agent that mass ratio is 70 ~ 100:30 ~ 50:10 ~ 30:0.1 ~ 0.5:0.1 ~ 0.4:0.2 ~ 0.5:0.05 ~ 0.2.
9. the coating that solidify to form of the high-performance water-based acrylate paint of a graphene-containing according to any one of claim 1-4.
10. a device, is characterized in that comprising coating according to claim 9.
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Cited By (12)
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| CN105733386A (en) * | 2016-02-19 | 2016-07-06 | 青岛爱尔家佳新材料有限公司 | Production technology of waterborne damping slurry |
| CN105969014A (en) * | 2016-07-04 | 2016-09-28 | 苏州云舒新材料科技有限公司 | Graphene-modified acrylic resin anticorrosive coating |
| CN106590304A (en) * | 2016-12-09 | 2017-04-26 | 佛山市顺德区数码彩涂料有限公司 | Cement polymer environmental-friendly exterior wall coating material |
| CN106634437A (en) * | 2016-12-26 | 2017-05-10 | 苏州高通新材料科技有限公司 | Graphene-modified water-based epoxy zinc-enriched coating as well as preparation method and application thereof |
| CN106634438A (en) * | 2016-12-27 | 2017-05-10 | 苏州高通新材料科技有限公司 | Graphene modified solvent type epoxy zinc-rich coating as well as preparation method and application thereof |
| CN107446442A (en) * | 2017-08-28 | 2017-12-08 | 杭州五源科技实业有限公司 | Waterborne conductive coating and its application before woodwork electrostatic spraying |
| CN107892834A (en) * | 2017-12-08 | 2018-04-10 | 枞阳县新天地高新材料有限公司 | A kind of high-performance water-based acrylate paint of graphene-containing |
| CN108753054A (en) * | 2018-06-29 | 2018-11-06 | 佛山市高明区爪和新材料科技有限公司 | A kind of aqueous anticorrosion paint |
| CN109627983A (en) * | 2018-12-24 | 2019-04-16 | 苏州圣瑞赛新材料科技有限公司 | Aqueous tire identification line coating, preparation method and application |
| CN113527966A (en) * | 2021-07-09 | 2021-10-22 | 河北三棵树涂料有限公司 | Water-based polyurea composite modified single-component acrylic acid waterproof coating and preparation method thereof |
| TWI764785B (en) * | 2021-07-19 | 2022-05-11 | 勤力合實業股份有限公司 | Thermally conductive coating and method for producing the same |
| CN116904094A (en) * | 2023-05-29 | 2023-10-20 | 高州市名洋化工有限公司 | Water-based paint coating and preparation method thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105733386A (en) * | 2016-02-19 | 2016-07-06 | 青岛爱尔家佳新材料有限公司 | Production technology of waterborne damping slurry |
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| CN107446442A (en) * | 2017-08-28 | 2017-12-08 | 杭州五源科技实业有限公司 | Waterborne conductive coating and its application before woodwork electrostatic spraying |
| CN107892834A (en) * | 2017-12-08 | 2018-04-10 | 枞阳县新天地高新材料有限公司 | A kind of high-performance water-based acrylate paint of graphene-containing |
| CN108753054A (en) * | 2018-06-29 | 2018-11-06 | 佛山市高明区爪和新材料科技有限公司 | A kind of aqueous anticorrosion paint |
| CN109627983A (en) * | 2018-12-24 | 2019-04-16 | 苏州圣瑞赛新材料科技有限公司 | Aqueous tire identification line coating, preparation method and application |
| CN113527966A (en) * | 2021-07-09 | 2021-10-22 | 河北三棵树涂料有限公司 | Water-based polyurea composite modified single-component acrylic acid waterproof coating and preparation method thereof |
| CN113527966B (en) * | 2021-07-09 | 2022-10-28 | 河北三棵树涂料有限公司 | Water-based polyurea composite modified single-component acrylic acid waterproof coating and preparation method thereof |
| TWI764785B (en) * | 2021-07-19 | 2022-05-11 | 勤力合實業股份有限公司 | Thermally conductive coating and method for producing the same |
| CN116904094A (en) * | 2023-05-29 | 2023-10-20 | 高州市名洋化工有限公司 | Water-based paint coating and preparation method thereof |
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