CN111019522A - Solar module coating with double functions of self-cleaning and anti-reflection and preparation method thereof - Google Patents
Solar module coating with double functions of self-cleaning and anti-reflection and preparation method thereof Download PDFInfo
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- 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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
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- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/08—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1612—Non-macromolecular compounds
- C09D5/1618—Non-macromolecular compounds inorganic
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
- C09D5/1675—Polyorganosiloxane-containing compositions
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/24—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen halogen-containing groups
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- C—CHEMISTRY; METALLURGY
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- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
Abstract
The invention discloses a solar module coating with double functions of self cleaning and anti-reflection and a preparation method thereof, which is prepared from an intermediate A, an intermediate B, an intermediate C, nano silicon dioxide and a curing agent, wherein the intermediate A is hydrolyzed silane, the intermediate B is hydrolyzed fluorine-containing silane, the intermediate C is a silane coupling agent, and the particle size of the nano silicon dioxide is less than 50 nm. The solar module coating with the double functions of self-cleaning and anti-reflection and the preparation method thereof provided by the invention have the anti-reflection effect of anti-reflection and the dustproof cleaning function, and compared with the prior art, the coating can be directly applied to the existing photovoltaic power station, high-temperature sintering is not needed, after the photovoltaic power station is installed, the coating is simply sprayed and then cured at room temperature, the adhesion is good, the stability is high, the long-term reliability is realized, the power generation efficiency of the photovoltaic module can be improved, the operation and maintenance cost of the photovoltaic power station is reduced, and the rapid and healthy development of the photovoltaic industry is promoted.
Description
Technical Field
The invention belongs to the technical field of solar power generation, and particularly relates to a solar component coating with double functions of self-cleaning and anti-reflection and a preparation method thereof.
Background
Photovoltaic modules are devices for converting light energy into electric energy, and the country is the biggest manufacturing country of photovoltaic modules in the world today. The photovoltaic module structurally comprises glass/EVA/battery/EVA/back plate from top to bottom, the photovoltaic module is formed by heating lamination and packaging through EVA, the photovoltaic module has high requirements on the light transmittance of the glass, and the glass can improve the light transmittance through increasing an anti-reflection coating. The existing application process route of the antireflection coating usually needs high-temperature curing treatment at 800 ℃ and above, and needs to be completed in the glass sintering process, and the process is complex, so that the photovoltaic module with the antireflection coating usually needs to be coated with the antireflection coating and enters a kiln for sintering when producing glass, and cannot be directly applied to an installed photovoltaic power station.
In addition, can adhere to dust on the photovoltaic module when using in outdoor environment, the existence of dust not only can reduce photovoltaic module's generating efficiency, but also probably produces the hot spot effect, and the clearance of dust can consume a large amount of manpower, material resources moreover, increases photovoltaic power plant's operation cost. However, antireflection coatings have an antireflection effect of antireflection but generally do not have a dust-proof capability. Therefore, the coating which can be applied to the field of photovoltaic power generation and simultaneously realizes double functions of permeability increasing and self-cleaning has important practical significance.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a solar module coating with double functions of self-cleaning and permeability increasing and a preparation method thereof, the solar module coating has the functions of self-cleaning and dust prevention, can be coated after a photovoltaic power station is installed, can be cured at room temperature after coating, and has long-term reliability.
In order to achieve the purpose, the invention adopts the technical scheme that:
a solar module coating with self-cleaning and anti-reflection functions is prepared from an intermediate A, an intermediate B, an intermediate C, nano silicon dioxide and a curing agent, wherein the intermediate A is hydrolyzed silane, the intermediate B is hydrolyzed fluorine-containing silane, the intermediate C is a silane coupling agent, and the particle size of the nano silicon dioxide is smaller than 50 nm.
Further, the method comprises the following steps: mixing 40-80 parts of the intermediate A and 10-50 parts of the intermediate B in parts by weight, then adding 1-5 parts of the intermediate C, stirring for 4-24 hours at 25-40 ℃, sequentially adding 1-10 parts of nano silicon dioxide and 0.1-2 parts of curing agent, stirring at room temperature to obtain a required coating solution, coating or spraying the coating solution on the surface of an application material, and curing at low temperature.
Further, the preparation steps of the intermediate A are as follows: dissolving silane into a mixed solvent consisting of water and an organic solvent to prepare a silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain the required intermediate A.
Further, the preparation steps of the intermediate B are as follows: dissolving fluorine-containing silane into a mixed solvent of water and an organic solvent to prepare a fluorine-containing silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain the required intermediate B.
Further, the acid catalyst is selected from one of hydrochloric acid, formic acid, acetic acid and oxalic acid, and the content of the acid catalyst is 0.1-5 multiplied by 10 of the total mass of the intermediate A or the intermediate B-4。
Further, the weight ratio of water to an organic solvent in the mixed solvent is 1: 1-1: 50, and the organic solvent is one or a combination of methanol, ethanol, ethyl acetate, butyl acetate, isopropanol, isobutanol and acetylacetone.
Further, the solid content of the coating is 1-20%; the hydrolyzed silane is one or the combination of more of hydrolyzed trimethoxy silane, hydrolyzed tetraethoxy silane, hydrolyzed triethyl silane, hydrolyzed dimethoxy silane and hydrolyzed methyl trimethoxy silane, and the molecular weight of the hydrolyzed silane is less than 2500; the hydrolyzed fluorine-containing silane is any one of hydrolyzed (trifluoromethyl) trimethylsilane, hydrolyzed trifluoropropyltriethoxysilane, hydrolyzed trifluoropropyltrimethoxysilane, hydrolyzed trifluoropropylmethyldimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltrimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltriethoxysilane and hydrolyzed per (tridecyl) fluorooctyltrimethoxysilane, and the molecular weight of the hydrolyzed fluorine-containing silane is 1000-8000.
Further, the intermediate C is one of gamma-ureidopropyl-trimethoxy silane, gamma-glycidoxypropyl-methyl-diethoxy silane, N-phenyl-gamma-aminopropyl-dimethoxy silane, gamma-aminopropyl-trimethoxy silane, vinyl trichlorosilane, vinyl triethoxysilane and gamma-glycidoxypropyl-trimethoxy silane.
Further, the particle size of the nano silicon dioxide is 30 +/-5 nm, the specific surface area is 150-300 m/g, and the nano silicon dioxide is ground by zirconium beads and then put in proportion.
Further, the curing agent is one or more of dimethylamine acetate, ethanolamine acetate, phenylethylamine benzoate and tetramethylamine acetate.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a solar module coating with double functions of self cleaning and anti-reflection and a preparation method thereof, wherein the solar module coating with double functions of self cleaning and anti-reflection is prepared from an intermediate A, an intermediate B, an intermediate C, nano silicon dioxide and a curing agent, wherein the intermediate A is hydrolyzed silane, the intermediate B is hydrolyzed fluorine-containing silane, the intermediate C is a silane coupling agent, and the particle size of the nano silicon dioxide is less than 50 nm. The invention provides a solar module coating with double functions of self-cleaning and anti-reflection and a preparation method thereof, wherein an intermediate A and an intermediate B are two types of silanes, nanoparticles with specific particle diameters can be formed by controlling the dosage proportion of the intermediate A and the intermediate B in the presence of an intermediate C silane coupling agent, the nanoparticles are cured on the surface of an application material interface through a curing agent to form a convex micron structure, nano silicon dioxide is added to be combined with the micron protrusions to form a nano-micro structure, the aggregation of dust is prevented, the reflection of light is reduced, the anti-reflection function of dust prevention, self-cleaning and anti-reflection is realized, the coating can be directly applied to the existing photovoltaic power station, compared with the existing technology, the coating can be finished by simple spraying and curing under the condition of low temperature or room temperature, and a proper amount of silane coupling agent is selected as a binder, the adhesion is good, and stability is high, can promote photovoltaic module's generating efficiency, reduces photovoltaic power plant's fortune dimension cost, promotes quick, the healthy development of photovoltaic trade.
Detailed Description
The technical solutions of the present invention are further described below with reference to specific examples, it should be understood that these examples are only illustrative of the present invention, and do not limit the scope of the present invention in any way. Terms used in the present invention generally have meanings commonly understood by those of ordinary skill in the art, unless otherwise specified.
In the following examples, various procedures and methods not described in detail are conventional methods well known in the art.
A solar module coating with double functions of self cleaning and anti-reflection is prepared from an intermediate A, an intermediate B, an intermediate C, nano silicon dioxide and a curing agent, wherein the intermediate A is hydrolyzed silane, the intermediate B is hydrolyzed fluorine-containing silane, the intermediate C is a silane coupling agent, the particle size of the nano silicon dioxide is less than 50nm, and the solid content of the coating is 1-20%.
A preparation method of a solar module coating with double functions of self-cleaning and anti-reflection comprises the following steps: mixing 40-80 parts of the intermediate A and 10-50 parts of the intermediate B in parts by weight, then adding 1-5 parts of the intermediate C, stirring for 4-24 hours at 25-40 ℃, sequentially adding 1-10 parts of nano silicon dioxide and 0.1-2 parts of curing agent, stirring at room temperature to obtain a required coating solution, coating or spraying the coating solution on the surface of an application material, and curing at low temperature (120 ℃) or room temperature.
The preparation steps of the intermediate A are as follows: dissolving silane into a mixed solvent consisting of water and an organic solvent to prepare a silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain the required intermediate A.
The preparation steps of the intermediate B are as follows: dissolving fluorine-containing silane into a mixed solvent of water and an organic solvent to prepare a fluorine-containing silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain a required intermediate B.
The acid catalyst is selected from one of hydrochloric acid, formic acid, acetic acid and oxalic acid, and the content of the acid catalyst is 0.1-5 multiplied by 10 of the total mass of the intermediate A or the intermediate B-4。
The weight ratio of water to the organic solvent in the mixed solvent is 1: 1-1: 50, and the organic solvent is one or a combination of methanol, ethanol, ethyl acetate, butyl acetate, isopropanol, isobutanol and acetylacetone.
The hydrolyzed silane is one or more of hydrolyzed trimethoxy silane, hydrolyzed tetraethoxy silane, hydrolyzed triethyl silane, hydrolyzed dimethoxy silane and hydrolyzed methyl trimethoxy silane, and has a molecular weight of less than 2500.
The hydrolyzed fluorine-containing silane is any one of hydrolyzed (trifluoromethyl) trimethylsilane, hydrolyzed trifluoropropyltriethoxysilane, hydrolyzed trifluoropropyltrimethoxysilane, hydrolyzed trifluoropropylmethyldimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltrimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltriethoxysilane and hydrolyzed per (tridecyl) fluorooctyltrimethoxysilane, and the molecular weight of the hydrolyzed fluorine-containing silane is 1000-8000.
The intermediate C is one of gamma-ureidopropyl-trimethoxy silane, gamma-glycidoxypropyl-methyl-diethoxy silane, N-phenyl-gamma-aminopropyl-dimethoxy silane, gamma-aminopropyl-trimethoxy silane, vinyl trichlorosilane, vinyl triethoxy silane and gamma-glycidoxypropyl-trimethoxy silane.
The particle size of the nano silicon dioxide is 30 +/-5 nm, the specific surface area is 150-300 m/g, the nano silicon dioxide is ground by zirconium beads and then put in proportion.
The curing agent is one or the combination of more of dimethylamine acetate, ethanolamine acetate, phenylethylamine benzoate and tetramethylamine acetate.
Example 1
A preparation method of a solar module coating with double functions of self-cleaning and anti-reflection comprises the following steps:
step 1: preparation of the Mixed solvent
Water and ethanol were mixed as 1: 20 to obtain a mixed solvent;
step 2: preparation of intermediate A
Adding 5g of tetraethoxysilane into 95g of mixed solvent obtained in the step one to prepare silicon with the mass fraction of 5%Adding 5X 10 alkyl solution-2g of acetic acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate A;
and step 3: preparation of intermediate B
Adding 5g of (trifluoromethyl) trimethyl silane into 95g of the mixed solvent obtained in the step one to prepare a fluorine-containing silane solution with the mass fraction of 5%, and adding 5 x 10-2g hydrochloric acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate B;
and 4, step 4: mixing 80g of the intermediate A and 10g of the intermediate B, then adding 1g of gamma-ureidopropyl-trimethoxy silane, stirring for 24 hours at 40 ℃, sequentially adding 1g of nano silicon dioxide and 0.1g of curing agent dimethylamine acetate, and stirring for 1 hour at room temperature to obtain a required coating solution; and (3) coating the coating solution on the surface of the glass, and curing for 24 hours at room temperature.
Example 2
A preparation method of a solar module coating with double functions of self-cleaning and anti-reflection comprises the following steps:
step 1: preparation of the Mixed solvent
Water and ethanol were mixed as 1: 20 to obtain a mixed solvent;
step 2: adding 5g of tetraethoxysilane into 95g of mixed solvent obtained in the step one to prepare a silane solution with the mass fraction of 5 percent, and adding 5 multiplied by 10-2g of acetic acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate A;
and step 3: adding 5g of (trifluoromethyl) trimethylsilane into 95g of the mixed solvent obtained in the first step to prepare a fluorine-containing silane solution with the mass fraction of 5%, and adding 5 x 10-2g hydrochloric acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate B;
and 4, step 4: mixing 40g of the intermediate A and 50g of the intermediate B, then adding 5g of gamma-ureidopropyl-trimethoxy silane, stirring for 24 hours at 40 ℃, sequentially adding 10g of nano silicon dioxide and 0.5g of curing agent dimethylamine acetate, and stirring for 1 hour at room temperature to obtain a required coating solution; and (3) coating the coating solution on the surface of the glass, and curing for 24 hours at room temperature.
Example 3
A preparation method of a solar module coating with double functions of self-cleaning and anti-reflection comprises the following steps:
step 1: preparation of the Mixed solvent
Water and isopropanol were mixed as 1: 40 to obtain a mixed solvent;
step 2: adding 5g of trimethoxy silane into 95g of mixed solvent to prepare a silane solution with the mass fraction of 5%, and adding 5 x 10-2g of acetic acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate A;
and step 3: adding 5g of trifluoropropyltriethoxysilane into 95g of mixed solvent to prepare a fluorine-containing silane solution with the mass fraction of 5%, and adding 5 x 10-2g hydrochloric acid is used as an acid catalyst, and is stirred for 5 hours at the temperature of 25 ℃ for hydrolysis to obtain a required intermediate B;
and 4, step 4: mixing 50g of the intermediate A and 25g of the intermediate B, then adding 2g of the intermediate C, stirring at 40 ℃ for 24 hours, sequentially adding 2g of nano silicon dioxide and 2g of curing agent dimethylamine acetate, and stirring at room temperature for 1 hour to obtain a required coating solution; and (3) coating the coating solution on the surface of the glass, and curing for 24 hours at room temperature.
The invention uses uncoated glass as a comparative example.
The three coated glasses and uncoated glasses obtained in examples 1 to 3 were subjected to a transmittance test, a water contact angle test and a dust accumulation test, the glasses were placed in an area with much dust while being tilted by 35 °, and the dust accumulation was recorded after 6 months, as shown in table 1, wherein the symbol denotes the content of dust on the surface of the glass, the transmittance test equipment selected from a beijing pros analysis TU-1801 spectrophotometer was used for measuring the transmittance, the wavelength range was 400 + 1100nm, and the water contact angle test equipment selected from a chengding SDC-350.
TABLE 1
| Light transmittance (%) | Water contact Angle (°) | Dust accumulation condition | |
| Comparative example | 90 | 83 | **** |
| Example 1 | 92 | 101 | ** |
| Example 2 | 93 | 113 | * |
| Example 3 | 93 | 117 | * |
Experimental results show that the light transmittance at 1100nm of 400-1100nm of the three coated glasses prepared in the examples 1-3 is higher than that of the comparative example, and when the glass is applied to a photovoltaic module, the increase of the light transmittance can increase the generation benefit; the water contact angle of the coated glass is increased compared to the comparative example, which results in a reduction of the adhesion of the glass surface and a difficulty of dust adhesion, and the dust accumulation of the coated glass is significantly lower for four glasses placed in the same environment than for the uncoated glass.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present invention in the specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The solar module coating with the double functions of self cleaning and anti-reflection is characterized by being prepared from an intermediate A, an intermediate B, an intermediate C, nano silicon dioxide and a curing agent, wherein the intermediate A is hydrolyzed silane, the intermediate B is hydrolyzed fluorine-containing silane, the intermediate C is a silane coupling agent, and the particle size of the nano silicon dioxide is smaller than 50 nm.
2. A preparation method of a solar module coating with double functions of self cleaning and anti-reflection is characterized by comprising the following steps: mixing 40-80 parts of the intermediate A and 10-50 parts of the intermediate B in parts by weight, then adding 1-5 parts of the intermediate C, stirring for 4-24 hours at 25-40 ℃, sequentially adding 1-10 parts of nano silicon dioxide and 0.1-2 parts of curing agent, stirring at room temperature to obtain a required coating solution, coating or spraying the coating solution on the surface of an application material, and curing at low temperature.
3. The preparation method of the solar module coating with the double functions of self cleaning and antireflection according to claim 1, wherein the preparation steps of the intermediate A are as follows: dissolving silane into a mixed solvent consisting of water and an organic solvent to prepare a silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain the required intermediate A.
4. The preparation method of the solar module coating with the double functions of self cleaning and antireflection according to claim 1, wherein the preparation steps of the intermediate B are as follows: dissolving fluorine-containing silane into a mixed solvent of water and an organic solvent to prepare a fluorine-containing silane solution with the mass fraction of 1-5%, adding an acid catalyst, stirring for more than 4 hours at the temperature of 25-40 ℃, and hydrolyzing to obtain the required intermediate B.
5. The method for preparing the solar module coating with the double functions of self cleaning and anti-reflection according to claim 3 or 4, wherein the acid catalyst is selected from one of hydrochloric acid, formic acid, acetic acid and oxalic acid, and the content of the acid catalyst is 0.1-5 x 10 of the total mass of the intermediate A or the intermediate B-4。
6. The method for preparing the solar module coating with the self-cleaning and anti-reflection functions according to claim 3 or 4, wherein the weight ratio of water to the organic solvent in the mixed solvent is 1: 1-1: 50, and the organic solvent is one or more of methanol, ethanol, ethyl acetate, butyl acetate, isopropanol, isobutanol and acetylacetone.
7. The preparation method of the solar module coating with the double functions of self cleaning and antireflection according to claim 1, wherein the solid content of the coating is 1-20%; the hydrolyzed silane is one or the combination of more of hydrolyzed trimethoxy silane, hydrolyzed tetraethoxy silane, hydrolyzed triethyl silane, hydrolyzed dimethoxy silane and hydrolyzed methyl trimethoxy silane, and the molecular weight of the hydrolyzed silane is less than 2500; the hydrolyzed fluorine-containing silane is any one of hydrolyzed (trifluoromethyl) trimethylsilane, hydrolyzed trifluoropropyltriethoxysilane, hydrolyzed trifluoropropyltrimethoxysilane, hydrolyzed trifluoropropylmethyldimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltrimethoxysilane, hydrolyzed per (heptadecyl) fluorodecyltriethoxysilane and hydrolyzed per (tridecyl) fluorooctyltrimethoxysilane, and the molecular weight of the hydrolyzed fluorine-containing silane is 1000-8000.
8. The method for preparing the solar module coating with the double functions of self cleaning and antireflection according to claim 1, wherein the intermediate C is one of gamma-ureidopropyl-trimethoxysilane, gamma-glycidoxypropyl-methyl-diethoxysilane, N-phenyl-gamma-aminopropyl-dimethoxysilane, gamma-aminopropyl-trimethoxysilane, vinyltrichlorosilane, vinyltriethoxysilane and gamma-glycidoxypropyl-trimethoxysilane.
9. The preparation method of the solar module coating with the double functions of self cleaning and anti-reflection according to claim 1, wherein the nano-silica has a particle size of 30 +/-5 nm and a specific surface of 150-300 m/g, and is subjected to zirconium bead grinding and then is added in proportion.
10. The solar module coating with the double functions of self cleaning and antireflection of claim 1, wherein the curing agent is one or more of dimethylamine acetate, ethanolamine acetate, phenylethylamine benzoate and tetramethylamine acetate.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113897100A (en) * | 2021-10-29 | 2022-01-07 | 苏州福斯特光伏材料有限公司 | Glass coating film, glass applying coating film and photovoltaic module |
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