CN108384387A - A kind of high-temperature resistant coating and preparation method thereof for solar energy equipment - Google Patents
A kind of high-temperature resistant coating and preparation method thereof for solar energy equipment Download PDFInfo
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- CN108384387A CN108384387A CN201810200061.0A CN201810200061A CN108384387A CN 108384387 A CN108384387 A CN 108384387A CN 201810200061 A CN201810200061 A CN 201810200061A CN 108384387 A CN108384387 A CN 108384387A
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- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C09D5/18—Fireproof paints including high temperature resistant paints
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C08L2205/00—Polymer mixtures characterised by other features
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- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The high-temperature resistant coating and preparation method thereof that the invention discloses a kind of for solar energy equipment, it is related to materials for wall technical field, including liquid material component and powder component, liquid material component includes polymer emulsion, ethylenediamine, 3 aminopropyltriethoxywerene werenes, dioctyl phthalate, poly- 2 hydroxy acid sodium-salt, cosolvent etc..The present invention has excellent ageing-resistant and heat-resisting quantity.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to a kind of high-temperature resistant coating and its preparation for solar energy equipment
Method.
Background technology
It is also many for the product of coating with acrylate, PVC polymer etc. with the continuous development of coating industry, but have
Coating have slight corrosivity, dust suction, heat resistance, weatherability poor, to be needed simultaneously for outdoor use coating good resistance to
Warm nature energy not only needs coating to have good adhesion property such as with the coating on solar energy equipment, while also to have good
Ageing resistance and high temperature resistance, and current coating meets ageing-resistant and resistance to height in solar energy equipment, tending not to
Warm nature energy.
Invention content
The high-temperature resistant coating and preparation method thereof that the object of the present invention is to provide a kind of for solar energy equipment has excellent
Ageing-resistant and heat-resisting quantity.
The present invention provides the following technical solutions：A kind of high-temperature resistant coating for solar energy equipment, including liquid material group
Divide and powder component；
The liquid material component includes the raw material of following part meter：
75 ~ 100 parts of polymer emulsion；
9 ~ 11 parts of ethylenediamine；
9 ~ 11 parts of 3-aminopropyltriethoxysilane；
4 ~ 6 parts of dioctyl phthalate；
Poly- 2 ~ 5 parts of 2- hydroxies acid sodium-salt；
15 ~ 25 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
45 ~ 55 parts of modified graphene；
25 ~ 35 parts of improved silica；
20 ~ 25 parts of rare earth oxide；
5 ~ 10 parts of hydroxyethyl cellulose；
5 ~ 15 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter：2~3.
Wherein, the polymer emulsion presses quality parts ratio 1 by styrene-acrylic emulsion and bisphenol A type epoxy resin：2 ~ 4 mixing groups
At the minimum film formation temperature of styrene-acrylic emulsion is 20 DEG C.
Wherein, the improved silica includes the raw material of following part meter：5 ~ 20 parts of silica 1,4 ~ 5 parts of quick lime,
4 ~ 5 parts of nano-grade silicon nitride, 1 ~ 2 part of stearic acid, 1 ~ 2 part of turpentine oil, 0.8 ~ 1.2 part of diaminodiphenyl-methane, tripolyphosphate
0.5 ~ 0.9 part of sodium, 0.3 ~ 0.5 part of ethoxylated dodecyl alcohol, 0.3 ~ 0.5 part of diisobutyl phthalate, 1- ethoxys -2-
16 ~ 20 parts of 0.1 ~ 0.4 part of oil-based imidazoline and deionized water.
Wherein, the preparation method of the improved silica is：According to proportioning by silica, quick lime, nanoscale nitrogen
SiClx and sodium tripolyphosphate are added in deionized water, are dispersed with stirring uniformly, obtain suspension, be dried under the conditions of 50 ~ 65 DEG C
Water content is less than 5%, and diaminodiphenyl-methane, diisobutyl phthalate and 1- ethoxy -2- oil-based imidazolines is added,
130 ~ 150 DEG C are heated to, 40 ~ 60min is mixed, is cooled to room temperature, then add the remaining raw materials, with 700 ~ 800r/min's
It stirs 3 ~ 4h under speed conditions, is dried under the conditions of 60 ~ 70 DEG C, after grinding to obtain the final product.
Wherein,
The preparation method of the modified graphene is：
（1）, with 9 ~ 11：24~26：2 ~ 3 ratio divides graphene, 1.3 ~ 1.4mol/L sodium nitrite solutions and the own ethyl alcohol of 1,2-
It is not put into the first container, 30 ~ 40min is mixed under 380 ~ 480r/min speed conditions, obtains mixture A, thereto
Addition accounts for the dilution heat of sulfuric acid of 0.5 ~ 0.9 times of mixture A volumes, under 70 ~ 75 degrees celsius, with 250 ~ 350r/min rotating speeds
Continue 20 ~ 30min of conjunction stirring to centrifuge but to room temperature, be dried to obtain material B；
（2）, with 24 ~ 26：4~6：7~8：1 ~ 2 ratio mixes material B, acetone, orotic acid, ortho-nitraniline, stands 10
1 ~ 3h of ultrasonic disperse obtains material C after ~ 12h, wherein the frequency of ultrasonic disperse is 34 ~ 36KHz, and the power of ultrasonic disperse is 300
~ 500W is filtered, is dried to obtain the modified graphene.
Wherein,
The cosolvent is isopropanol, sec-butyl alcohol, normal propyl alcohol, butyl glycol ether, propylene glycol monomethyl ether, propylene glycol propyl ether, dipropyl two
Any one of alcohol methyl ether, n-butanol, ethylene glycol monomethyl ether, propandiol butyl ether and diethylene glycol dimethyl ether.
Wherein, the rare earth oxide is lanthana, cerium oxide, praseodymium oxide, neodymia, samarium oxide, europium oxide and oxidation
One or more combinations in gadolinium.
Wherein, the binder is Ludox, and the grain size of the rare earth oxide is less than the grain size of improved silica.
The present invention provides a kind of preparation method of the high-temperature resistant coating for solar energy equipment, includes the following steps：
（1）, prepare powder component
Modified graphene, improved silica, rare earth oxide and hydroxyethyl cellulose are uniformly mixed according to proportioning, addition 5 ~
It in 10 times of water, is uniformly dispersed, obtains suspension, low temperature drying to moisture content is less than 10%, binder is then added, disperses again
Uniformly, drying and grinding obtains the powder component；
（2）, prepare liquid material component
Polymer emulsion, ethylenediamine, cosolvent and water are uniformly mixed according to proportioning, surplus stock is added, is uniformly dispersed again,
Obtain the liquid material component；
（3）, powder component is added according to proportioning in liquid material component, mixing is uniformly dispersed, and obtains described setting for solar energy
Standby high-temperature resistant coating.
Beneficial effects of the present invention：It is specific as follows with excellent ageing-resistant and high temperature resistance：
（1）, the present invention using polymer emulsion as matrix, with ethylenediamine, 3-aminopropyltriethoxysilane, O-phthalic
Dioctyl phthalate, poly- 2- hydroxies acid sodium-salt and cosolvent etc. prepare liquid material component, using modified graphene, modified titanium dioxide
Silicon, rare earth oxide, hydroxyethyl cellulose and binder prepare powder component, and preferably powder component and liquid material component is according to weight
The mixed proportion of meter is 1：2 ~ 3, the obtained high-temperature resistant coating for solar energy equipment can be formed on solar energy equipment surface
Fine and close protective film, the cohesive force and adhesive force to its surface are high, have good gloss, high temperature resistant, anti-aging, scour resistance
It is excellent, it is suitable for the application of solar energy equipment；
（2）, the present invention prepared using modified graphene, improved silica, rare earth oxide, hydroxyethyl cellulose and binder
Powder component, binder are preferably Ludox, and in preparation process, with moisture evaporation, Ludox is by modified graphene, modified two
Silica and rare earth oxide preferably bond, and form the powder component of compounding, the dispersion of the powder component in mixed system
Property and mobility it is preferable, it is good with polymer emulsion compatibility, improve its resistance to acid and alkali and heat-resisting quantity, can high temperature irradiate and
In the environment of rain drop erosion, solar energy equipment is preferably protected, slows down aging；
（3）, the present invention using silica, quick lime, nano-grade silicon nitride, stearic acid, turpentine oil, diamino-diphenyl first
It alkane, sodium tripolyphosphate, ethoxylated dodecyl alcohol, diisobutyl phthalate, 1- ethoxys -2- oil-based imidazolines part and goes
For ion water making for improved silica, obtained improved silica has stronger adsorptivity, the grain size of rare earth oxide small
In the grain size of improved silica, improved silica wraps up rare earth oxide, under the action of binder, with modified graphite
The powder component that alkene compounds, stability higher not only increase the high temperature resistance of coating, to enhance ageing resistance
Energy；
（4）, modified graphene in the present invention in powder component, in preparation process, graphene surface and ortho-nitrophenyl amine molecule
Between form amido bond so that ortho-nitraniline is securely grafted to be improved the obtained powder component of compounding and exists on the surface of graphene
Dispersibility in liquid material, it is easier to coated material diffusion into the surface, to improve the adhesive force of coating entirety；In addition, powder
Material component can adjust the coefficient of thermal expansion of coating, and coating is made to all have excellent heat resistance on metal and composite material base
Energy.
Specific implementation mode
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
A kind of high-temperature resistant coating for solar energy equipment, including liquid material component and powder component；
The liquid material component includes the raw material of following part meter：
75 parts of polymer emulsion；
9 parts of ethylenediamine；
9 parts of 3-aminopropyltriethoxysilane；
4 parts of dioctyl phthalate；
Poly- 2 parts of 2- hydroxies acid sodium-salt；
15 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
45 parts of modified graphene；
25 parts of improved silica；
20 parts of rare earth oxide；
5 parts of hydroxyethyl cellulose；
5 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter：2.
Wherein, the polymer emulsion presses quality parts ratio 1 by styrene-acrylic emulsion and bisphenol A type epoxy resin：2 mixing groups
At the minimum film formation temperature of styrene-acrylic emulsion is 20 DEG C.
Wherein,
The improved silica includes the raw material of following part meter：5 parts of silica 1,4 parts of quick lime, nano-grade silicon nitride 4
Part, 1 part of stearic acid, 1 part of turpentine oil, 0.8 part of diaminodiphenyl-methane, 0.5 part of sodium tripolyphosphate, ethoxylated dodecyl alcohol
16 parts of 0.3 part, 0.3 part of diisobutyl phthalate, 0.1 part of 1- ethoxy -2- oil-based imidazolines and deionized water.
The preparation method of the improved silica is：According to proportioning by silica, quick lime, nano-grade silicon nitride and
Sodium tripolyphosphate is added in deionized water, is dispersed with stirring uniformly, obtains suspension, being dried to water content under the conditions of 50 DEG C is less than
5%, diaminodiphenyl-methane, diisobutyl phthalate and 1- ethoxy -2- oil-based imidazolines is added, is heated to 130
DEG C, 40min is mixed, is cooled to room temperature, then add the remaining raw materials, to stir 3h under the speed conditions of 700r/min,
It is dried under the conditions of 60 DEG C, after grinding to obtain the final product.
Wherein,
The preparation method of the modified graphene is：
（1）, with 9：24：Graphene, 1.3mol/L sodium nitrite solutions and the own ethyl alcohol of 1,2- are respectively put into the first appearance by 2 ratio
In device, 30min is mixed under 380r/min speed conditions, obtains mixture A, is added accounts for mixture A volumes 0.5 thereto
Dilution heat of sulfuric acid again continues to close stirring 20min with 250r/min rotating speeds, but to room temperature, centrifugation point under 70 degrees celsius
From, be dried to obtain material B；
（2）, with 24：4：7：1 ratio mixes material B, acetone, orotic acid, ortho-nitraniline, stands ultrasound point after 10h
Scattered 1h obtains material C, wherein the frequency of ultrasonic disperse is 34KHz, and the power of ultrasonic disperse is 300W, filters, is dried to obtain institute
State modified graphene.
Wherein,
The cosolvent is isopropanol.
The rare earth oxide is lanthana.
The binder is Ludox, and the grain size of the rare earth oxide is less than the grain size of improved silica.
A kind of preparation method of the high-temperature resistant coating for solar energy equipment is provided in the present embodiment, is included the following steps：
（1）, prepare powder component
Modified graphene, improved silica, rare earth oxide and hydroxyethyl cellulose are uniformly mixed according to proportioning, are added 5
It in times water, is uniformly dispersed, obtains suspension, low temperature drying to moisture content is less than 10%, binder is then added, and dispersion is equal again
Even, drying and grinding obtains the powder component；
（2）, prepare liquid material component
Polymer emulsion, ethylenediamine, cosolvent and water are uniformly mixed according to proportioning, surplus stock is added, is uniformly dispersed again,
Obtain the liquid material component；
（3）, powder component is added according to proportioning in liquid material component, mixing is uniformly dispersed, and obtains described setting for solar energy
Standby high-temperature resistant coating.
Embodiment 2
A kind of high-temperature resistant coating for solar energy equipment, including liquid material component and powder component；
The liquid material component includes the raw material of following part meter：
100 parts of polymer emulsion；
11 parts of ethylenediamine；
11 parts of 3-aminopropyltriethoxysilane；
6 parts of dioctyl phthalate；
Poly- 5 parts of 2- hydroxies acid sodium-salt；
25 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
55 parts of modified graphene；
35 parts of improved silica；
25 parts of rare earth oxide；
10 parts of hydroxyethyl cellulose；
15 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter： 3.
Wherein,
The polymer emulsion presses quality parts ratio 1 by styrene-acrylic emulsion and bisphenol A type epoxy resin：4 mixing compositions, styrene-acrylic emulsion
Minimum film formation temperature be 20 DEG C.
Wherein,
The improved silica includes the raw material of following part meter：20 parts of silica, 5 parts of quick lime, nano-grade silicon nitride 5
Part, 2 parts of stearic acid, 2 parts of turpentine oil, 1.2 parts of diaminodiphenyl-methane, 0.9 part of sodium tripolyphosphate, ethoxylated dodecyl alcohol
20 parts of 0.5 part, 0.5 part of diisobutyl phthalate, 0.4 part of 1- ethoxy -2- oil-based imidazolines and deionized water.
Wherein, the preparation method of the improved silica is：According to proportioning by silica, quick lime, nanoscale nitrogen
SiClx and sodium tripolyphosphate are added in deionized water, are dispersed with stirring uniformly, obtain suspension, be dried under the conditions of 65 DEG C aqueous
Amount is less than 5%, and diaminodiphenyl-methane, diisobutyl phthalate and 1- ethoxy -2- oil-based imidazolines, heating is added
To 150 DEG C, 60min is mixed, is cooled to room temperature, then add the remaining raw materials, to be stirred under the speed conditions of 800r/min
4h is dried, after grinding under the conditions of 70 DEG C to obtain the final product.
Wherein,
The preparation method of the modified graphene is：
（1）, with 11： 26：Graphene, 1.4mol/L sodium nitrite solutions and the own ethyl alcohol of 1,2- are respectively put by 3 ratio
In one container, 40min is mixed under 480r/min speed conditions, obtains mixture A, is added accounts for mixture A bodies thereto
0.9 times of dilution heat of sulfuric acid of product continues to close stirring 30min with 350r/min rotating speeds under 75 degrees celsius, but to room temperature,
It centrifuges, be dried to obtain material B；
（2）, with 26：6：8：2 ratio mixes material B, acetone, orotic acid, ortho-nitraniline, stands ultrasound point after 12h
Scattered 3h obtains material C, wherein the frequency of ultrasonic disperse is 36KHz, and the power of ultrasonic disperse is 500W, filters, is dried to obtain institute
State modified graphene.
Wherein,
The cosolvent is sec-butyl alcohol.
Wherein, the rare earth oxide is cerium oxide.
Wherein, the binder is Ludox, and the grain size of the rare earth oxide is less than the grain size of improved silica.
A kind of preparation method of the high-temperature resistant coating for solar energy equipment is provided in the present embodiment, is included the following steps：
（1）, prepare powder component
Modified graphene, improved silica, rare earth oxide and hydroxyethyl cellulose are uniformly mixed according to proportioning, are added 10
It in times water, is uniformly dispersed, obtains suspension, low temperature drying to moisture content is less than 10%, binder is then added, and dispersion is equal again
Even, drying and grinding obtains the powder component；
（2）, prepare liquid material component
Polymer emulsion, ethylenediamine, cosolvent and water are uniformly mixed according to proportioning, surplus stock is added, is uniformly dispersed again,
Obtain the liquid material component；
（3）, powder component is added according to proportioning in liquid material component, mixing is uniformly dispersed, and obtains described setting for solar energy
Standby high-temperature resistant coating.
Embodiment 3
A kind of high-temperature resistant coating for solar energy equipment, including liquid material component and powder component；
The liquid material component includes the raw material of following part meter：
85 parts of polymer emulsion；
10 parts of ethylenediamine；
10 parts of 3-aminopropyltriethoxysilane；
5 parts of dioctyl phthalate；
Poly- 4 parts of 2- hydroxies acid sodium-salt；
20 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
50 parts of modified graphene；
30 parts of improved silica；
22.5 parts of rare earth oxide；
7.5 parts of hydroxyethyl cellulose；
10 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter：2.5.
Wherein, the polymer emulsion presses quality parts ratio 1 by styrene-acrylic emulsion and bisphenol A type epoxy resin：3 mixing groups
At the minimum film formation temperature of styrene-acrylic emulsion is 20 DEG C.
Wherein,
The improved silica includes the raw material of following part meter：7.5 parts of silica 1,4.5 parts of quick lime, nanoscale nitridation
4.5 parts of silicon, 1.5 parts of stearic acid, 1.5 parts of turpentine oil, 1 part of diaminodiphenyl-methane, 0.6 part of sodium tripolyphosphate, laruyl alcohol are poly-
0.4 part of ethylene oxide ether, 0.4 part of diisobutyl phthalate, 0.3 part of 1- ethoxy -2- oil-based imidazolines and deionized water 168
Part.
The preparation method of the improved silica is：According to proportioning by silica, quick lime, nano-grade silicon nitride and
Sodium tripolyphosphate is added in deionized water, is dispersed with stirring uniformly, obtains suspension, being dried to water content under the conditions of 55 DEG C is less than
5%, diaminodiphenyl-methane, diisobutyl phthalate and 1- ethoxy -2- oil-based imidazolines is added, is heated to 140
DEG C, 50min is mixed, is cooled to room temperature, then add the remaining raw materials, to stir 3.5h under the speed conditions of 750r/min,
It is dried under the conditions of 65 DEG C, after grinding to obtain the final product.
Wherein,
The preparation method of the modified graphene is：
（1）, with 10：25：2.5 ratio puts graphene, 1.3 ~ 1.4mol/L sodium nitrite solutions and the own ethyl alcohol of 1,2- respectively
Enter in the first container, 30 ~ 40min is mixed under 400r/min speed conditions, obtains mixture A, addition thereto accounts for mixed
The dilution heat of sulfuric acid for closing 0.7 times of object A volumes continues to close stirring 25min with 300r/min rotating speeds, but under 73 degrees celsius
To room temperature, centrifuges, is dried to obtain material B；
（2）, with 25：5：7.5：1.5 ratio mixes material B, acetone, orotic acid, ortho-nitraniline, surpasses after standing 11h
Sound dispersion 2h obtains material C, wherein the frequency of ultrasonic disperse is 35KHz, and the power of ultrasonic disperse is 400W, filtering, dry
To the modified graphene.
Wherein,
The cosolvent is butyl glycol ether.
The rare earth oxide is praseodymium oxide.
The binder is Ludox, and the grain size of the rare earth oxide is less than the grain size of improved silica.
A kind of preparation method of the high-temperature resistant coating for solar energy equipment is provided in the present embodiment, is included the following steps：
（1）, prepare powder component
Modified graphene, improved silica, rare earth oxide and hydroxyethyl cellulose are uniformly mixed according to proportioning, are added 7
It in times water, is uniformly dispersed, obtains suspension, low temperature drying to moisture content is less than 10%, binder is then added, and dispersion is equal again
Even, drying and grinding obtains the powder component；
（2）, prepare liquid material component
Polymer emulsion, ethylenediamine, cosolvent and water are uniformly mixed according to proportioning, surplus stock is added, is uniformly dispersed again,
Obtain the liquid material component；
（3）, powder component is added according to proportioning in liquid material component, mixing is uniformly dispersed, and obtains described setting for solar energy
Standby high-temperature resistant coating.
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, according to
So can be with technical scheme described in the above embodiments is modified, or which part technical characteristic is equally replaced
It changes.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of high-temperature resistant coating for solar energy equipment, which is characterized in that including liquid material component and powder component；
The liquid material component includes the raw material of following part meter：
75 ~ 100 parts of polymer emulsion；
9 ~ 11 parts of ethylenediamine；
9 ~ 11 parts of 3-aminopropyltriethoxysilane；
4 ~ 6 parts of dioctyl phthalate；
Poly- 2 ~ 5 parts of 2- hydroxies acid sodium-salt；
15 ~ 25 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
45 ~ 55 parts of modified graphene；
25 ~ 35 parts of improved silica；
20 ~ 25 parts of rare earth oxide；
5 ~ 10 parts of hydroxyethyl cellulose；
5 ~ 15 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter：2~3.
2. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that including liquid material component and
Powder component；
The liquid material component includes the raw material of following part meter：
85 parts of polymer emulsion；
10 parts of ethylenediamine；
10 parts of 3-aminopropyltriethoxysilane；
5 parts of dioctyl phthalate；
Poly- 3 parts of 2- hydroxies acid sodium-salt；
20 parts of cosolvent；
Appropriate amount of water；
The powder component includes the raw material of following part meter：
50 parts of modified graphene；
30 parts of improved silica；
22 parts of rare earth oxide；
7 parts of hydroxyethyl cellulose；
10 parts of binder；
The powder component and liquid material component are 1 according to the mixed proportion of weight meter：2.5.
3. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the polymer emulsion
Quality parts ratio 1 is pressed by styrene-acrylic emulsion and bisphenol A type epoxy resin：2 ~ 4 mixing compositions, the minimum film formation temperature of styrene-acrylic emulsion are
20 DEG C.
4. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the modified titanium dioxide
Silicon includes the raw material of following part meter：5 ~ 20 parts of silica 1,4 ~ 5 parts of quick lime, 4 ~ 5 parts of nano-grade silicon nitride, stearic acid 1 ~ 2
Part, 1 ~ 2 part of turpentine oil, 0.8 ~ 1.2 part of diaminodiphenyl-methane, 0.5 ~ 0.9 part of sodium tripolyphosphate, ethoxylated dodecyl alcohol
0.3 ~ 0.5 part, 0.3 ~ 0.5 part of diisobutyl phthalate, 0.1 ~ 0.4 part of 1- ethoxy -2- oil-based imidazolines and deionization
16 ~ 20 parts of water.
5. the high-temperature resistant coating according to claim 4 for solar energy equipment, which is characterized in that the modified titanium dioxide
The preparation method of silicon is：Deionized water is added in silica, quick lime, nano-grade silicon nitride and sodium tripolyphosphate according to proportioning
In, it is dispersed with stirring uniformly, obtains suspension, water content is dried under the conditions of 50 ~ 65 DEG C and is less than 5%, diamino-diphenyl is added
Methane, diisobutyl phthalate and 1- ethoxy -2- oil-based imidazolines, are heated to 130 ~ 150 DEG C, it is mixed 40 ~
60min is cooled to room temperature, then add the remaining raw materials, to stir 3 ~ 4h under the speed conditions of 700 ~ 800r/min, 60 ~ 70
It is dried under the conditions of DEG C, after grinding to obtain the final product.
6. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the modified graphene
Preparation method be：
（1）, with 9 ~ 11：24~26：2 ~ 3 ratio divides graphene, 1.3 ~ 1.4mol/L sodium nitrite solutions and the own ethyl alcohol of 1,2-
It is not put into the first container, 30 ~ 40min is mixed under 380 ~ 480r/min speed conditions, obtains mixture A, thereto
Addition accounts for the dilution heat of sulfuric acid of 0.5 ~ 0.9 times of mixture A volumes, under 70 ~ 75 degrees celsius, with 250 ~ 350r/min rotating speeds
Continue 20 ~ 30min of conjunction stirring to centrifuge but to room temperature, be dried to obtain material B；
（2）, with 24 ~ 26：4~6：7~8：1 ~ 2 ratio mixes material B, acetone, orotic acid, ortho-nitraniline, stands 10
1 ~ 3h of ultrasonic disperse obtains material C after ~ 12h, wherein the frequency of ultrasonic disperse is 34 ~ 36KHz, and the power of ultrasonic disperse is 300
~ 500W is filtered, is dried to obtain the modified graphene.
7. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the cosolvent is different
Propyl alcohol, sec-butyl alcohol, normal propyl alcohol, butyl glycol ether, propylene glycol monomethyl ether, propylene glycol propyl ether, dipropylene glycol methyl ether, n-butanol, second two
Any one of alcohol methyl ether, propandiol butyl ether and diethylene glycol dimethyl ether.
8. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the rare earth oxide
For one or more combinations in lanthana, cerium oxide, praseodymium oxide, neodymia, samarium oxide, europium oxide and gadolinium oxide.
9. the high-temperature resistant coating according to claim 1 for solar energy equipment, which is characterized in that the binder is silicon
Colloidal sol, the grain size of the rare earth oxide are less than the grain size of improved silica.
10. a kind of preparation method of high-temperature resistant coating according to claim 1 ~ 9 any one of them for solar energy equipment,
It is characterized in that, includes the following steps：
（1）, prepare powder component
Modified graphene, improved silica, rare earth oxide and hydroxyethyl cellulose are uniformly mixed according to proportioning, addition 5 ~
It in 10 times of water, is uniformly dispersed, obtains suspension, low temperature drying to moisture content is less than 10%, binder is then added, disperses again
Uniformly, drying and grinding obtains the powder component；
（2）, prepare liquid material component
Polymer emulsion, ethylenediamine, cosolvent and water are uniformly mixed according to proportioning, surplus stock is added, is uniformly dispersed again,
Obtain the liquid material component；
（3）, powder component is added according to proportioning in liquid material component, mixing is uniformly dispersed, and obtains described setting for solar energy
Standby high-temperature resistant coating.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111961397A (en) * | 2020-06-29 | 2020-11-20 | 安徽浩天新型材料有限公司 | Preparation method of high-temperature-resistant fireproof sleeve for cable |
| CN112552792A (en) * | 2020-12-09 | 2021-03-26 | 何祥林 | Preparation method of graphene heating coating and preparation method of heating sheet |
| CN114716853A (en) * | 2022-05-18 | 2022-07-08 | 蚌埠圣米诺生物科技有限公司 | Rare earth building interior wall coating and preparation method thereof |
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| CN107216790A (en) * | 2017-06-17 | 2017-09-29 | 合肥市晨雷思建筑材料科技有限公司 | A kind of roof water-proof anti-aging ground finish paint and preparation method |
| CN107236375A (en) * | 2017-06-20 | 2017-10-10 | 合肥尚涵装饰工程有限公司 | It is a kind of effectively to purify emulsion paint of air and preparation method thereof |
| CN107603097A (en) * | 2017-09-30 | 2018-01-19 | 南京创贝高速传动机械有限公司 | A kind of high temperature resistant guide shell nano sealing necklace and preparation method thereof |
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2018
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107216790A (en) * | 2017-06-17 | 2017-09-29 | 合肥市晨雷思建筑材料科技有限公司 | A kind of roof water-proof anti-aging ground finish paint and preparation method |
| CN107236375A (en) * | 2017-06-20 | 2017-10-10 | 合肥尚涵装饰工程有限公司 | It is a kind of effectively to purify emulsion paint of air and preparation method thereof |
| CN107603097A (en) * | 2017-09-30 | 2018-01-19 | 南京创贝高速传动机械有限公司 | A kind of high temperature resistant guide shell nano sealing necklace and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111961397A (en) * | 2020-06-29 | 2020-11-20 | 安徽浩天新型材料有限公司 | Preparation method of high-temperature-resistant fireproof sleeve for cable |
| CN111961397B (en) * | 2020-06-29 | 2022-11-11 | 安徽浩天新型材料有限公司 | Preparation method of high-temperature-resistant fireproof sleeve for cable |
| CN112552792A (en) * | 2020-12-09 | 2021-03-26 | 何祥林 | Preparation method of graphene heating coating and preparation method of heating sheet |
| CN114716853A (en) * | 2022-05-18 | 2022-07-08 | 蚌埠圣米诺生物科技有限公司 | Rare earth building interior wall coating and preparation method thereof |
| CN114716853B (en) * | 2022-05-18 | 2023-04-07 | 蚌埠圣米诺生物科技有限公司 | Rare earth building interior wall coating and preparation method thereof |
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