CN113004723A - High-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating and preparation method thereof - Google Patents
High-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating and preparation method thereof Download PDFInfo
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- CN113004723A CN113004723A CN202110240815.7A CN202110240815A CN113004723A CN 113004723 A CN113004723 A CN 113004723A CN 202110240815 A CN202110240815 A CN 202110240815A CN 113004723 A CN113004723 A CN 113004723A
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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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
- C09D5/08—Anti-corrosive 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
- 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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Abstract
The invention relates to the field of coatings, in particular to a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating which is composed of a component A and a component B; the component A consists of the following components: silica sol, antimony solution, carbon black pigment, silicon dioxide and graphene. The invention provides a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic paint and a preparation method thereof.
Description
Technical Field
The invention relates to the field of coatings, in particular to a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating and a preparation method thereof.
Background
The ceramic paint belongs to the field of functional paint, and is one kind of water-thinned inorganic paint. It uses nano inorganic compound as main component, and after coating, it is usually solidified by means of high-temp. heating so as to form a coating film whose performance is similar to that of ceramic. With the development of the coating industry, some organic coatings have been unable to meet the requirements of people on environmental protection, multifunctionality and excellent performance, and the development of ceramic coatings has started the progress and research towards the field of high-tech coatings, and further has satisfied the vision of people for improving the performance of coatings.
However, the ceramic coating does not have a good heat conduction function, and only has an anti-aging function for protecting the surface of a heating electronic component in a heating electrical appliance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating which can provide coating protection on the surface of a heating electronic element and has good aging resistance, heat resistance and heat conduction effects, and a preparation method thereof.
The invention adopts the following technical scheme:
a graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency is composed of a component A and a component B; the component A consists of the following components: silica sol, antimony solution, carbon black pigment, silicon dioxide and graphene.
The technical proposal is further improved in that the ceramic coating is prepared from the component A and the component B according to the mass ratio: 67: 33 are mixed together.
The technical proposal is further improved in that the component A comprises the following components in percentage by weight based on the total mass of the ceramic coating: 25-28% of silica sol, 12-14% of antimony solution, 1-2% of carbon black pigment, 6-8% of silicon dioxide and 4-5% of graphene; the pH value of the silica sol is 9-10.
The technical proposal is further improved that the PH value of the silica sol is 9-10.
The technical proposal is further improved in that the component B comprises the following components in percentage by weight based on the total mass of the ceramic coating: 30-34% of silane, 0.4-0.6% of wetting agent, 0.4-0.6% of flatting agent and 0.1% of catalyst.
A preparation method of a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating comprises the following steps:
firstly, putting silica sol and antimony solution into a stirrer to be stirred so as to be uniformly mixed;
adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at a high speed for 10-15 minutes, grinding by a basket type sand mill, filtering to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour;
directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A and continuously rolling to obtain a finished product.
The technical scheme is further improved in that in the step of uniformly mixing silica sol and antimony solution by putting the silica sol and the antimony solution into a stirrer, the rotating speed of the stirrer is 500 RPM.
The technical proposal is further improved in that in the step of firstly putting the silica sol and the antimony solution into a stirrer to be stirred and uniformly mixed, the stirring time is 5-10 minutes.
The technical scheme is further improved in that carbon black pigment, silicon dioxide and graphene are added and uniformly dispersed in the stirring process, then high-speed dispersion is carried out for 10-15 minutes, then the mixture is ground by a basket type sand mill, filtration is carried out after grinding to obtain the component A, and then the component A is placed on an oil rolling machine to roll for 0.5-1 hour, wherein the dispersion speed is 1500-2000 RPM.
The technical scheme is further improved in that carbon black pigment, silicon dioxide and graphene are added in the stirring process and uniformly dispersed, then high-speed dispersion is carried out for 10-15 minutes, then grinding is carried out through a basket type sand mill, filtration is carried out after grinding to obtain the component A, then the component A is put on an oil rolling machine to roll for 0.5-1 hour, and when grinding is carried out through the basket type sand mill, the component A is obtained through filtration after the grinding fineness is smaller than 10 micrometers.
The technical proposal is further improved in that the lubricant, the flatting agent and the catalyst are directly introduced into silane and shaken up to obtain the component B; and adding the component B into the component A and continuously rolling for 0.5-1 hour to obtain a finished product.
The invention has the beneficial effects that:
the coating prepared by adding the graphene into the water-based nano ceramic oil has the advantages of smooth surface, high hardness, high wear resistance, high temperature resistance and corrosion resistance, and simultaneously has good heat conduction performance.
Detailed Description
The present invention will be further described with reference to specific embodiments, and it should be noted that any combination of the embodiments or technical features described below can form a new embodiment without conflict.
A graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency is composed of a component A and a component B; the ceramic coating is prepared from the component A and the component B in a mass ratio: 67: 33 are mixed together.
The component A comprises the following components in percentage by mass based on the total mass of the ceramic coating: 25-28% of silica sol, 12-14% of antimony solution, 1-2% of carbon black pigment, 6-8% of silicon dioxide and 4-5% of graphene.
The pH value of the silica sol is 9-10.
The component B comprises the following components in percentage by mass based on the total mass of the ceramic coating: 30-34% of silane, 0.4-0.6% of wetting agent, 0.4-0.6% of flatting agent and 0.1% of catalyst.
A preparation method of a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating comprises the following steps:
firstly, putting silica sol and antimony solution into a stirrer to be stirred so as to be uniformly mixed;
adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at a high speed for 10-15 minutes, grinding by a basket type sand mill, filtering to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour;
directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A and continuously rolling to obtain a finished product.
And in the step of putting the silica sol and the antimony solution into a stirrer and stirring the silica sol and the antimony solution to be uniformly mixed, the rotating speed of the stirrer is 500 RPM.
And in the step of firstly putting the silica sol and the antimony solution into a stirrer to be stirred and uniformly mixing, the stirring time is 5-10 minutes.
Adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at a high speed for 10-15 minutes, grinding by a basket type sand mill, filtering after grinding to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour at the dispersion speed of 1500-2000 RPM.
Adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at a high speed for 10-15 minutes, grinding by using a basket type sand mill, filtering to obtain a component A, rolling the component A on an oil rolling machine for 0.5-1 hour, and filtering to obtain the component A when the fineness of grinding is less than 10 microns during grinding by using the basket type sand mill.
Directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A and continuously rolling for 0.5-1 hour to obtain a finished product.
Example 1
A graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency is composed of a component A and a component B; the ceramic coating is prepared from the component A and the component B in a mass ratio: 67: 33 are mixed together.
The component A comprises the following components in percentage by mass based on the total mass of the ceramic coating: 28% of silica sol, 14% of antimony solution, 1% of carbon black pigment, 8% of silicon dioxide and 4% of graphene.
The pH value of the silica sol is 9-10.
The component B comprises the following components in percentage by mass based on the total mass of the ceramic coating: 32.3% of silane, 0.5% of wetting agent, 0.5% of flatting agent and 0.1% of catalyst, wherein the catalyst is glacial acetic acid catalyst.
A preparation method of a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating comprises the following steps: firstly, putting the silica sol and the antimony solution into a stirrer, and stirring at 500RPM for 5-10 minutes to uniformly mix the silica sol and the antimony solution; adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at 1500-2000RPM for 10-15 minutes, grinding by a basket type sand mill, filtering after the grinding fineness is controlled to be less than 10 micrometers to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour; directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A, and continuously rolling for 0.5-1 hour to obtain a finished product.
The coating prepared by adding the graphene into the water-based nano ceramic oil has the advantages of smooth surface, high hardness, high wear resistance, high temperature resistance and corrosion resistance, and simultaneously has good heat conduction performance.
Example 2
A graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency is composed of a component A and a component B; the ceramic coating is prepared from the component A and the component B in a mass ratio: 67: 33 are mixed together.
The component A comprises the following components in percentage by mass based on the total mass of the ceramic coating: 25% of silica sol, 14% of antimony solution, 5% of carbon black pigment, 6% of silicon dioxide and 4% of graphene.
The pH value of the silica sol is 9-10.
The component B comprises the following components in percentage by mass based on the total mass of the ceramic coating: 34% of silane, 0.4% of wetting agent, 0.4% of flatting agent and 0.1% of catalyst, wherein the catalyst is glacial acetic acid catalyst.
A preparation method of a high-temperature-resistant high-heat-dissipation-efficiency graphene water-based nano ceramic coating comprises the following steps: firstly, putting the silica sol and the antimony solution into a stirrer, and stirring at 500RPM for 5-10 minutes to uniformly mix the silica sol and the antimony solution; adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at 1500-2000RPM for 10-15 minutes, grinding by a basket type sand mill, filtering after the grinding fineness is controlled to be less than 10 micrometers to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour; directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A, and continuously rolling for 0.5-1 hour to obtain a finished product.
The coating prepared by adding the graphene into the water-based nano ceramic oil has the advantages of smooth surface, high hardness, high wear resistance, high temperature resistance and corrosion resistance, and simultaneously has good heat conduction performance.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. The graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency is characterized by comprising a component A and a component B; the component A consists of the following components: silica sol, antimony solution, carbon black pigment, silicon dioxide and graphene.
2. The graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in claim 1, wherein the ceramic coating is prepared from the components A and B in a mass ratio: 67: 33 are mixed together.
3. The graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in claim 1, wherein the component A comprises the following components in percentage by weight based on the total mass of the ceramic coating: 25-28% of silica sol, 12-14% of antimony solution, 1-2% of carbon black pigment, 6-8% of silicon dioxide and 4-5% of graphene; the pH value of the silica sol is 9-10.
4. The graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in claim 1, wherein the component B comprises the following components in percentage by mass based on the total mass of the ceramic coating: 30-34% of silane, 0.4-0.6% of wetting agent, 0.4-0.6% of flatting agent and 0.1% of catalyst.
5. The preparation method of the graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in any one of claims 1 to 4, characterized by comprising the following steps:
firstly, putting silica sol and antimony solution into a stirrer to be stirred so as to be uniformly mixed;
adding carbon black pigment, silicon dioxide and graphene in the stirring process, uniformly dispersing, dispersing at a high speed for 10-15 minutes, grinding by a basket type sand mill, filtering to obtain a component A, and rolling the component A on an oil rolling machine for 0.5-1 hour;
directly introducing the lubricant, the flatting agent and the catalyst into silane and shaking up to obtain a component B; and adding the component B into the component A and continuously rolling to obtain a finished product.
6. The method for preparing the graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in claim 5, wherein in the step of putting the silica sol and the antimony solution into a stirrer and stirring them uniformly, the rotation speed of the stirrer is 500 RPM.
7. The preparation method of the graphene water-based nano ceramic coating with high temperature resistance and high heat dissipation efficiency as claimed in claim 5, wherein in the step of putting the silica sol and the antimony solution into a stirrer and stirring them uniformly, the stirring time is 5-10 minutes.
8. The preparation method of the high temperature resistant high heat dissipation efficiency graphene water-based nano ceramic coating as claimed in claim 5, wherein the carbon black pigment, the silicon dioxide and the graphene are added and uniformly dispersed during the stirring process, and then dispersed at a high speed for 10-15 minutes, and then ground by a basket type sand mill, and filtered after grinding to obtain the component A, and then the component A is placed on an oil rolling machine to roll for 0.5-1 hour, wherein the dispersion speed is 1500-2000 RPM.
9. The preparation method of the high temperature resistant high heat dissipation efficiency graphene water-based nano ceramic coating as claimed in claim 5, wherein the carbon black pigment, the silicon dioxide and the graphene are added and uniformly dispersed during stirring, then dispersed at a high speed for 10-15 minutes, then ground by a basket type sand mill, filtered after grinding to obtain the component A, and then the component A is rolled on an oil rolling machine for 0.5-1 hour, and filtered to obtain the component A when the ground fineness is less than 10 microns during grinding by the basket type sand mill.
10. The preparation method of the high temperature resistant high heat dissipation efficiency graphene water-based nano ceramic coating according to claim 5, wherein the component B is obtained by directly introducing a lubricant, a leveling agent and a catalyst into silane and shaking up; and adding the component B into the component A and continuously rolling for 0.5-1 hour to obtain a finished product.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105566956A (en) * | 2016-03-03 | 2016-05-11 | 东莞市润天化工有限公司 | High-abrasion-resistance, high-temperature-resistant and water-cooking-resistant aqueous ceramic paint |
| CN110951287A (en) * | 2019-10-28 | 2020-04-03 | 温州裕辉新材料科技有限公司 | High-temperature-resistant ceramic coating and preparation method thereof |
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- 2021-03-04 CN CN202110240815.7A patent/CN113004723A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105566956A (en) * | 2016-03-03 | 2016-05-11 | 东莞市润天化工有限公司 | High-abrasion-resistance, high-temperature-resistant and water-cooking-resistant aqueous ceramic paint |
| CN110951287A (en) * | 2019-10-28 | 2020-04-03 | 温州裕辉新材料科技有限公司 | High-temperature-resistant ceramic coating and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 吕守明: "《油漆工》", 31 August 2002, 延边人民出版社 * |
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