CN112680005A - Nano ceramic coating - Google Patents
Nano ceramic coating Download PDFInfo
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- CN112680005A CN112680005A CN202010983036.1A CN202010983036A CN112680005A CN 112680005 A CN112680005 A CN 112680005A CN 202010983036 A CN202010983036 A CN 202010983036A CN 112680005 A CN112680005 A CN 112680005A
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Abstract
The invention relates to the technical field of ceramic coatings, and discloses a nano ceramic coating which comprises a bottom coating and a surface coating, wherein the bottom coating is prepared by mixing nano white cement, nano metakaolin, nano triple superphosphate, nano inorganic pigment, nano organic silicon, titanium dioxide, a dispersing agent, a thixotropic agent, a thickening agent and latex powder, the surface coating is prepared by mixing nano silicone-acrylate emulsion and nano iron oxide powder, and the specific preparation steps of the bottom coating are as follows: firstly, preparing two stirring pots and a stirring rod, and respectively weighing nanometer white cement, nanometer metakaolin and nanometer heavy calcium; and (3) respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain the premix 1. The nano ceramic coating solves the problems that most of the existing organic coatings can only form a paint layer to play a basic protection and shielding role and cannot effectively achieve the effects of preventive maintenance and self anti-fouling on concrete.
Description
Technical Field
The invention relates to the technical field of ceramic coatings, in particular to a nano ceramic coating.
Background
As is known, the architectural coating market is a huge market, and the coating industry is also a unique manufacturing industry with intensive raw materials, but is in the stage of continuous upgrading and updating of society, the quality requirements and the environmental protection standards of the architectural coating are more strictly controlled, and the environmental protection and health are still the most important trends.
The variety and structure of the coating in the world are developed in the direction of reducing VOC (volatile organic compounds) and the like, the water-based coating is one of the development directions, and the functionalization of the coating is a key, while most of the existing organic coatings can only form a paint layer to play a basic protection and shielding effect in the using process, and cannot effectively achieve the effects of preventive maintenance and self anti-fouling on concrete.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a nano ceramic coating which has the advantages of capability of curing concrete, high performance and the like, and solves the problems that most of the existing organic coatings only can form a paint layer to play a basic protection and shielding role, and cannot effectively achieve the effects of preventive curing and self anti-fouling on the concrete.
(II) technical scheme
In order to realize the purposes of the concrete capable of being cured and high performance, the invention provides the following technical scheme: the nano ceramic coating comprises a bottom coating and a surface coating, wherein the bottom coating is prepared by mixing nano white cement, nano metakaolin, nano heavy calcium, nano inorganic pigment, nano organic silicon, titanium dioxide, a dispersing agent, a thixotropic agent, a thickening agent and latex powder, the surface coating is prepared by mixing nano silicone-acrylic emulsion and nano iron oxide powder, and the specific preparation steps of the bottom coating are as follows:
firstly, preparing two stirring pots and a stirring rod, and respectively weighing nanometer white cement, nanometer metakaolin and nanometer heavy calcium; respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain a premix 1;
secondly, respectively weighing the nano inorganic pigment, the nano organic silicon, the titanium dioxide, the dispersing agent, the thixotropic agent, the thickening agent and the latex powder, adding the nano inorganic pigment, the nano organic silicon, the titanium dioxide, the dispersing agent, the thixotropic agent, the thickening agent and the latex powder into another stirring pot, and fully and uniformly stirring the mixture by using another stirring rod to obtain a premix 2;
and thirdly, completely adding the premix 2 prepared in the first step into the premix 1 prepared in the second step, and stirring at a constant speed for 2min to completely stir so as to prepare the nano ceramic priming paint.
The preparation steps of the topcoat material are as follows:
preparing a stirring pot, weighing the nano silicone-acrylate emulsion, putting the nano silicone-acrylate emulsion into the stirring pot, adding the nano iron oxide powder, and fully mixing and stirring to obtain the top coating solution.
Preferably, in the first step, the raw materials comprise, by weight: 18.6 to 30.6 percent of nano white cement, 2 to 6 percent of nano metakaolin and 53.5 to 65.5 percent of nano heavy calcium.
Preferably, the raw materials in the second step comprise, by weight: 1 to 5 percent of nano inorganic pigment, 1 to 5 percent of nano organic silicon, 1 to 3 percent of titanium dioxide, 1.7 to 3.1 percent of dispersant, 0.4 to 0.6 percent of thixotropic agent, 0.4 to 0.6 percent of thickening agent and 0.4 to 0.6 percent of latex powder.
Preferably, the top coating comprises the following raw materials in parts by weight: 97 percent of nano silicone-acrylic emulsion and 3 percent of nano iron oxide powder.
Preferably, the dispersant is one of sodium hexametaphosphate, sodium tripolyphosphate and sodium polyacrylate.
Preferably, the thixotropic agent is at least one of bentonite and white carbon black;
preferably, the thickener is at least one of hydroxyethyl cellulose, methyl hydroxyethyl cellulose, ethyl hydroxyethyl cellulose, methyl hydroxypropyl cellulose and sodium carboxymethyl cellulose;
preferably, the rubber powder is at least one of vinyl acetate-ethylene copolymer rubber powder and vinyl versatate.
(III) advantageous effects
Compared with the prior art, the invention provides a nano ceramic coating, which has the following beneficial effects:
1. the invention adopts the nano-scale material as the base material, enhances the compactness of the structure, enables the coating to have high anti-pollution performance and self-cleaning performance, enables the coating formed by the coating not to be easily polluted, and enables the coating to have good adhesion force by mixing titanium dioxide and latex powder, so that the coating is more firmly bonded with concrete, and solves the problem that the traditional coating is easy to fall off.
2. The ceramic coating prepared by the invention is free of formaldehyde, nontoxic and tasteless, and excellent in environmental protection performance, and can effectively prevent ions and molecules which seriously affect the durability of concrete, such as CL-, SO4-2, CO2 and H2O, from permeating into the concrete by mixing with nano organic silicon, thereby effectively improving the durability of the concrete.
3. The ceramic coating prepared by the invention can be used after being added with water, is easy to mix and coat, has uniform film formation and good practicability, and effectively overcomes the problems of cracking and peeling of the traditional coating by combining the mixing of a thixotropic agent and the like.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: the nano ceramic coating comprises a primer coating and a surface coating, wherein the primer coating comprises the following specific preparation steps:
firstly, preparing two stirring pots and a stirring rod, and firstly, respectively weighing 18.6% of nano white cement, 2% of nano metakaolin and 53.5% of nano heavy calcium carbonate; respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain a premix 1;
secondly, respectively weighing 1% of nano inorganic pigment, 1% of nano organic silicon, 1% of titanium dioxide, 1.7% of dispersing agent, 0.4% of thixotropic agent, 0.4% of thickening agent and 0.4% of latex powder, adding the materials into another stirring pot, and fully and uniformly stirring the materials by using another stirring rod to obtain a premix 2;
and thirdly, completely adding the premix 2 prepared in the second step into the premix 1 prepared in the first step, and stirring at a constant speed for 2min to completely stir so as to prepare the nano ceramic priming paint.
The preparation steps of the topcoat material are as follows:
preparing a stirring pot, weighing nano silicone-acrylic emulsion, putting the nano silicone-acrylic emulsion into the stirring pot, adding nano iron oxide powder, and fully mixing and stirring to obtain a surface coating solution, wherein the surface coating comprises the following raw materials in parts by weight: 97 percent of nano silicone acrylic emulsion and 3 percent of nano iron oxide powder, wherein the nano iron oxide powder can be selected from iron oxide powder with different colors according to the requirements of people on different colors.
The novel nano ceramic coating prepared according to the formula has low manufacturing cost, small preparation proportion and high manufacturing speed, improves the preparation efficiency of the novel nano ceramic coating, effectively reduces the preparation cost, and can be widely applied to equipment or walls and the like suffering from small external factors.
Example two: the nano ceramic coating comprises a primer coating and a surface coating, wherein the primer coating comprises the following specific preparation steps:
firstly, preparing two stirring pots and a stirring rod, and firstly, respectively weighing 24.6% of nano white cement, 4% of nano metakaolin and 59.5% of nano heavy calcium; respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain a premix 1;
secondly, respectively weighing 3% of nano inorganic pigment, 3% of nano organic silicon, 2% of titanium dioxide, 2.4% of dispersing agent, 0.5% of thixotropic agent, 0.5% of thickening agent and 0.5% of latex powder, adding the materials into another stirring pot, and fully and uniformly stirring the materials by using another stirring rod to obtain a premix 2;
and thirdly, completely adding the premix 2 prepared in the second step into the premix 1 prepared in the first step, and stirring at a constant speed for 2min to completely stir so as to prepare the nano ceramic priming paint.
The preparation steps of the topcoat material are as follows:
preparing a stirring pot, weighing nano silicone-acrylic emulsion, putting the nano silicone-acrylic emulsion into the stirring pot, adding nano iron oxide powder, and fully mixing and stirring to obtain a surface coating solution, wherein the surface coating comprises the following raw materials in parts by weight: 97 percent of nano silicone acrylic emulsion and 3 percent of nano iron oxide powder, wherein the nano iron oxide powder can be selected from iron oxide powder with different colors according to the requirements of people on different colors.
The novel nano ceramic coating prepared according to the formula has moderate selected raw material ratio value, improves the efficacy of the coating, has moderate manufacturing cost, and can be effectively used in large office areas with small external factors.
Example three: the nano ceramic coating comprises a primer coating and a surface coating, wherein the primer coating comprises the following specific preparation steps:
firstly, preparing two stirring pots and a stirring rod, and firstly, respectively weighing 30.6% of nano white cement, 6% of nano metakaolin and 65.5% of nano heavy calcium; respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain a premix 1;
secondly, respectively weighing 5% of nano inorganic pigment, 5% of nano organic silicon, 3% of titanium dioxide, 3.1% of dispersing agent, 0.6% of thixotropic agent, 0.6% of thickening agent and 0.6% of latex powder, adding the materials into another stirring pot, and fully and uniformly stirring the materials by using another stirring rod to obtain a premix 2;
and thirdly, completely adding the premix 2 prepared in the second step into the premix 1 prepared in the first step, and stirring at a constant speed for 2min to completely stir so as to prepare the nano ceramic priming paint.
The preparation steps of the topcoat material are as follows:
preparing a stirring pot, weighing nano silicone-acrylic emulsion, putting the nano silicone-acrylic emulsion into the stirring pot, adding nano iron oxide powder, and fully mixing and stirring to obtain a surface coating solution, wherein the surface coating comprises the following raw materials in parts by weight: 97 percent of nano silicone acrylic emulsion and 3 percent of nano iron oxide powder, wherein the nano iron oxide powder can be selected from iron oxide powder with different colors according to the requirements of people on different colors.
The novel nano ceramic coating prepared according to the formula has excellent performance and quality and good protection effect, is suitable for high-quality maintenance of walls, can be used in places such as outdoors and the like which are greatly affected by external factors, and also improves the competitiveness of enterprises.
The invention has the beneficial effects that: the invention adopts the nano-grade material as the base material, enhances the compactness of the structure, enables the coating to have high anti-pollution performance and self-cleaning performance, enables the coating formed by the coating not to be easily polluted, and the mixed titanium dioxide and latex powder make the coating have good adhesion, make the coating bond with concrete more firmly, solve the problem that the traditional coating is easy to fall off, and the ceramic coating prepared by the invention does not contain formaldehyde, is nontoxic and tasteless, has excellent environmental protection performance, and the mixed nano-organosilicon can effectively prevent ions and molecules which seriously affect the durability of the concrete, such as CL-, SO4-2, CO2, H2O and the like, from permeating into the concrete, effectively improve the durability of the concrete, meanwhile, the ceramic coating can be used after being added with water, is easy to mix and coat, has uniform film formation and good practicability, and the combination of thixotropic agents and the like effectively overcomes the cracking and peeling problems of the traditional paint.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A nano ceramic coating is characterized in that: the ceramic coating comprises a bottom coating and a surface coating, wherein the bottom coating is prepared by mixing nano white cement, nano metakaolin, nano triple superphosphate, nano inorganic pigment, nano organic silicon, titanium dioxide, a dispersing agent, a thixotropic agent, a thickening agent and latex powder, the surface coating is prepared by mixing nano silicone-acrylate emulsion and nano iron oxide powder, and the specific preparation steps of the bottom coating are as follows:
preparing two stirring pots and a stirring rod, and respectively weighing nanometer white cement, nanometer metakaolin and nanometer heavy calcium; respectively adding the three materials into a stirring pot, and fully and uniformly stirring by using a stirring rod to obtain a premix 1;
respectively weighing the nano inorganic pigment, the nano organic silicon, the titanium dioxide, the dispersing agent, the thixotropic agent, the thickening agent and the latex powder, adding the nano inorganic pigment, the nano organic silicon, the titanium dioxide, the dispersing agent, the thixotropic agent, the thickening agent and the latex powder into another stirring pot, and fully and uniformly stirring the mixture by using another stirring rod to obtain a premix 2;
and finally, adding all the premix 2 prepared in the step two into the premix 1 prepared in the step one, and stirring at a constant speed for 2min to completely stir so as to prepare the nano ceramic priming paint.
2. The preparation steps of the topcoat material are as follows:
preparing a stirring pot, weighing the nano silicone-acrylate emulsion, putting the nano silicone-acrylate emulsion into the stirring pot, adding the nano iron oxide powder, and fully mixing and stirring to obtain the top coating solution.
3. The nano-ceramic coating according to claim 1, wherein the raw materials in the first step comprise, by weight: 18.6 to 30.6 percent of nano white cement, 2 to 6 percent of nano metakaolin and 53.5 to 65.5 percent of nano heavy calcium.
4. The nano-ceramic coating according to claim 1, wherein the raw materials in the second step comprise, by weight: 1 to 5 percent of nano inorganic pigment, 1 to 5 percent of nano organic silicon, 1 to 3 percent of titanium dioxide, 1.7 to 3.1 percent of dispersant, 0.4 to 0.6 percent of thixotropic agent, 0.4 to 0.6 percent of thickening agent and 0.4 to 0.6 percent of latex powder.
5. The nano-ceramic coating according to claim 1, wherein the surface coating comprises the following raw materials in parts by weight: 97 percent of nano silicone-acrylic emulsion and 3 percent of nano iron oxide powder.
6. The nano-ceramic coating as claimed in claim 1, wherein the dispersant is one of sodium hexametaphosphate, sodium tripolyphosphate and sodium polyacrylate.
7. The nano-ceramic coating according to claim 1, wherein the thixotropic agent is at least one of bentonite and white carbon black.
8. The nano-ceramic coating according to claim 1, wherein the thickener is at least one of hydroxyethyl cellulose, methyl hydroxyethyl cellulose, ethyl hydroxyethyl cellulose, methyl hydroxypropyl cellulose and sodium carboxymethyl cellulose.
9. The nano-ceramic coating as claimed in claim 1, wherein the latex powder is at least one of vinyl acetate-ethylene copolymer rubber powder and vinyl versatate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010983036.1A CN112680005A (en) | 2020-09-17 | 2020-09-17 | Nano ceramic coating |
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| CN202010983036.1A CN112680005A (en) | 2020-09-17 | 2020-09-17 | Nano ceramic coating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116285525A (en) * | 2021-12-21 | 2023-06-23 | 甘肃交设智远实业有限公司 | Water-based super-stain-resistant porcelain paint |
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| CN116285525A (en) * | 2021-12-21 | 2023-06-23 | 甘肃交设智远实业有限公司 | Water-based super-stain-resistant porcelain paint |
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