CN109337557A - A kind of preparation method of high-effect solar panels surface coating - Google Patents
A kind of preparation method of high-effect solar panels surface coating Download PDFInfo
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
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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
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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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- C09D7/60—Additives non-macromolecular
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- C08K3/20—Oxides; Hydroxides
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- C08K2003/2224—Magnesium hydroxide
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Abstract
The present invention provides a kind of preparation methods of high-effect solar panels surface coating, polyaminoester emulsion and graphene are modified processing first, then it is thoroughly mixed uniformly with modifying epoxy resin by organosilicon, nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, high viscous Concave-convex clay rod, silicon carbide, boron nitride, perovskite material, plasticizer to get the coating again.The preparation method of high-effect solar panels surface coating of the present invention, simple process, safety non-pollution, the solar panels surface coating being prepared, not only heat absorption efficiency with higher, lower light reflectivity, also there is preferable environmental resistance, high temperature resistance, ageing-resistant performance and anti-flammability, additionally there is excellent being firmly bonded property, substantially increase the service life of coating.
Description
Technical field
The present invention relates to solar panel technology fields, and in particular, to a kind of system of high-effect solar panels surface coating
Preparation Method.
Background technique
Using energy source occupies very important status in human social development, but excessive exploits natural resources and inefficient
The utilization of resources makes the mankind be faced with acid test.It is well known that solar energy is that a kind of source is most abundant and can obtain extensively
Renewable energy, to solve energy crisis and environmental problem have the function of it is great, and solar energy with unique reserves unlimitedness,
Existing generality, development and utilization spatter property, become the hot spot that various countries are competitively studied.
What is generallyd use on the market at present is the spraying black organic coating on the heat-absorbing plate core of plate solar collector,
Such as black fluorocarbon resin, black epoxy, black polyurethane resin, because using common resin material as bonding
Agent and using carbon black or black pigment as chromogen, therefore will cause: 1, coating is not weather-proof, too early dusting and fades；2, by
In using common carbon black or black pigment, as chromogen, service life is shorter.
Application No. is 201410711240.2 Chinese invention patent applications to disclose a kind of raising solar energy generating efficiency
Surface lacquer, in mass ratio include following composition: varnish: 40 ~ 50%；Aluminium oxide: 10 ~ 15%；Iron oxide: 20 ~ 25%.Diluent:
10~15%；Blender: 10 ~ 15%, by smearing the varnish of one layer of raising temperature on solar panels, although having certain mention
High-temperature improves the advantages of converting, but weatherability and useful life longevity are to be improved.
Application No. is 201711167660.9 Chinese invention patent applications to disclose a kind of waterborne polyurethane resin heat absorption
Coating and preparation method thereof, the surface for solar panels coat, it is prepared by the raw material of following mass fraction: epoxy changes
Property 60 ~ 80 parts of castor oil-base waterborne polyurethane resin, 8 ~ 12 parts of silicone resin, 8 ~ 12 parts of graphite, 6 ~ 8 parts of manganese dioxide, four oxidations
2 ~ 4 parts of three-iron, 1 ~ 3 part of titanium dioxide, 4 ~ 8 parts of optical absorbing agent, 2 ~ 4 parts of extinction promotor, 8 ~ 12 parts of drying oil alkyd resin.The painting
Although material has the characteristics that certain heat absorption efficiency height, light reflectivity is low, cohesive force is strong, its ageing-resistant, high temperature resistance and
Flame retardant property is to be improved.
Therefore, researching and developing one kind not only has highly endothermic efficiency, high bond strength, also has preferable ageing-resistant, resistance to
The preparation method of high temperature and the solar panels surface coating of flame retardant property is of great significance, and meets existing market needs.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of systems of high-effect solar panels surface coating
Preparation Method, simple process, safety non-pollution, the solar panels surface coating being prepared, not only heat absorption efficiency with higher,
Lower light reflectivity also has preferable environmental resistance, high temperature resistance, ageing-resistant performance and anti-flammability, additionally has
There is excellent being firmly bonded property, substantially increases the service life of coating.
The present invention solves technical problem and adopts the following technical scheme that
The present invention relates to a kind of preparation methods of high-effect solar panels surface coating, include the following steps:
(1) prepare each component of following parts by weight according to the following ratio:
25 ~ 30 parts of polyaminoester emulsion, 5 ~ 12 parts of modifying epoxy resin by organosilicon, 0.2 ~ 1.5 part of graphene, nano-sized magnesium hydroxide 3 ~
8 parts, 8 ~ 17 parts of nano aluminium oxide, 7 ~ 15 parts of nano iron oxide, 13 ~ 18 parts of high viscous Concave-convex clay rod, 5 ~ 10 parts of silicon carbide, nitrogen
Change 3 ~ 7 parts of boron, 6 ~ 10 parts of perovskite material, 10 ~ 15 parts of plasticizer；
(2) polyaminoester emulsion of proportional quantity is added in reaction kettle, is warming up to 50 ~ 60 DEG C, proportional quantity is added while stirring
Graphene is stirred to react 1.5 ~ 2h, obtains product a1；
(3) nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, silicon carbide, the boron nitride for weighing proportional quantity are added to dispersion
12 ~ 15h is ground in grinder, and the mixture after grinding is crossed into 80 meshes, obtains product a2；
(4) high viscous Concave-convex clay rod of proportional quantity is weighed, suitable quantity of water is added and is configured to suspension, perovskite material is added
Material, is then placed in 30 ~ 40min of ultrasonic disperse under Ultrasonic Conditions for mixture, obtains mixture a3；
(5) product a1 and modifying epoxy resin by organosilicon are added in high-speed mixer, 3 ~ 5min is mixed, then added again
Enter product a2, plasticizer, continue to be stirred 5 ~ 10min, add mixture a3, continues to be stirred 5 ~ 10min to get institute
State high-effect solar panels surface coating.
Preferably, include each component of following parts by weight in the step (1):
28 parts of polyaminoester emulsion, 10 parts of modifying epoxy resin by organosilicon, 0.6 part of graphene, 7 parts of nano-sized magnesium hydroxide, nano oxygen
Change 15 parts of aluminium, 12 parts of nano iron oxide, 16 parts of high viscous Concave-convex clay rod, 8 parts of silicon carbide, 5 parts of boron nitride, perovskite material 9
Part, 12 parts of plasticizer.
Preferably, the high viscous Concave-convex clay rod be weathering after Concave-convex clay rod it is purified after, then set
Cooling with the heating rate temperature programming of 20 DEG C/min to 900 DEG C, constant temperature calcining 4h in Muffle furnace, being ground to partial size is 100
Mesh is to get the high viscous Concave-convex clay rod.
Preferably, the plasticizer is any one of dioctyl phthalate, dibutyl phthalate.
Preferably, the Adding Way of graphene is that graphene is configured to concentration is 0.5 ~ 0.8mg/L in the step (2)
Mixed liquor, be then added dropwise graphene mixed liquor into reaction kettle while stirring, and control and be added dropwise in 30 ~ 35min.
Preferably, perovskite material needs to carry out smashing and grinding processing to it before suspension is added in the step (4),
Being ground to partial size is 100 mesh.
Preferably, the additional amount of water is 3 ~ 5 times of high viscous Concave-convex clay rod quality in the step (4).
Preferably, the temperature of mixed liquor ultrasonic disperse is 40 ~ 45 DEG C in the step (4).
Preferably, the revolving speed of step (5) the high speed blender is 3000 ~ 3500 turns/min.
Preferably, it is 50 ~ 60% that finally obtained mixture, which need to adjust water content, in the step (5).
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) preparation method of high-effect solar panels surface coating of the present invention, simple process, safety non-pollution, preparation
Obtained solar panels surface coating, not only heat absorption efficiency with higher, lower light reflectivity, also have preferable resistance to ring
Border performance, high temperature resistance, ageing-resistant performance and anti-flammability additionally have excellent being firmly bonded property, substantially increase painting
The service life of material.
(2) newborn to polyurethane using graphene in the preparation method of high-effect solar panels surface coating of the present invention
Liquid is modified processing, due to the unique lamella conjugated structure of graphene, is layering to form fine and close protective layer, has preferable
Waterproof, Corrosion Protection, the mechanical properties such as excellent wearability and preferable chemical stability so that the surface being prepared
Coating has preferable waterproof, Corrosion Protection, wearability and preferable chemical stability.
(3) silicon-modified epoxy is added in the preparation method of high-effect solar panels surface coating of the present invention
Resin also has preferable mechanical strength so that coating not only has preferable adhesive property.
(4) perovskite material is added in the preparation method of high-effect solar panels surface coating of the present invention, greatly
The heat absorption efficiency of coating is improved greatly.
(5) viscous added with high viscous attapulgite in the preparation method of high-effect solar panels surface coating of the present invention
Soil improves being firmly bonded property and dispersing uniformity between each component；Due to the distinctive chain layer structure of Concave-convex clay rod
And biggish specific surface area, preferable absorption property and heat absorption capacity are made it have, perovskite material is dispersed in high viscous
The surface of Concave-convex clay rod improves the heat absorption uniformity of coating.
(6) nano-sized magnesium hydroxide in the preparation method of high-effect solar panels surface coating of the present invention, so that applying
There is material preferable flame retardant effect to substantially increase the heat-resisting quantity of coating along with the synergistic effect of silicon carbide, boron nitride
Energy.
Specific embodiment
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:
The present embodiment is related to a kind of preparation method of high-effect solar panels surface coating；
The preparation method of the high-effect solar panels surface coating, includes the following steps:
(1) prepare each component of following parts by weight according to the following ratio:
It is 25 parts of polyaminoester emulsion, 5 parts of modifying epoxy resin by organosilicon, 0.2 part of graphene, 3 parts of nano-sized magnesium hydroxide, nano oxidized
8 parts of aluminium, 13 parts of high viscous Concave-convex clay rod, 5 parts of silicon carbide, 3 parts of boron nitride, 6 parts of perovskite material, increases 7 parts of nano iron oxide
10 parts of agent of modeling；
(2) polyaminoester emulsion of proportional quantity is added in reaction kettle, is warming up to 50 DEG C, the graphite of proportional quantity is added while stirring
Alkene is stirred to react 2h, obtains product a1；
(3) nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, silicon carbide, the boron nitride for weighing proportional quantity are added to dispersion
12h is ground in grinder, and the mixture after grinding is crossed into 80 meshes, obtains product a2；
(4) high viscous Concave-convex clay rod of proportional quantity is weighed, suitable quantity of water is added and is configured to suspension, perovskite material is added
Material, is then placed in ultrasonic disperse 30min under Ultrasonic Conditions for mixture, obtains mixture a3；
(5) product a1 and modifying epoxy resin by organosilicon are added in high-speed mixer, 3min is mixed, then adds
Product a2, plasticizer continue to be stirred 5min, add mixture a3, continue to be stirred 5min to get described high-effect
Solar panels surface coating.
Wherein, the high viscous Concave-convex clay rod be weathering after Concave-convex clay rod it is purified after, be subsequently placed in
Cooling with the heating rate temperature programming of 20 DEG C/min to 900 DEG C, constant temperature calcining 4h in Muffle furnace, being ground to partial size is 100
Mesh is to get the high viscous Concave-convex clay rod.
Wherein, the plasticizer is dioctyl phthalate.
Wherein, the Adding Way of graphene is the mixing that graphene is configured to concentration and is 0.5mg/L in the step (2)
Then liquid is added dropwise graphene mixed liquor into reaction kettle while stirring, and controls and be added dropwise in 30min.
Wherein, perovskite material needs to carry out smashing and grinding processing to it before suspension is added in the step (4), grinds
Being milled to partial size is 100 mesh.
Wherein, the additional amount of water is 3 times of high viscous Concave-convex clay rod quality in the step (4).
Wherein, the temperature of mixed liquor ultrasonic disperse is 40 DEG C in the step (4).
Wherein, the revolving speed of step (5) the high speed blender is 3000 turns/min.
Wherein, it is 50% that finally obtained mixture, which need to adjust water content, in the step (5).
Embodiment 2:
The present embodiment is related to a kind of preparation method of high-effect solar panels surface coating；
The preparation method of the high-effect solar panels surface coating, includes the following steps:
(1) prepare each component of following parts by weight according to the following ratio:
28 parts of polyaminoester emulsion, 10 parts of modifying epoxy resin by organosilicon, 0.6 part of graphene, 7 parts of nano-sized magnesium hydroxide, nano oxygen
Change 15 parts of aluminium, 12 parts of nano iron oxide, 16 parts of high viscous Concave-convex clay rod, 8 parts of silicon carbide, 5 parts of boron nitride, perovskite material 9
Part, 12 parts of plasticizer；
(2) polyaminoester emulsion of proportional quantity is added in reaction kettle, is warming up to 60 DEG C, the graphite of proportional quantity is added while stirring
Alkene is stirred to react 2h, obtains product a1；
(3) nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, silicon carbide, the boron nitride for weighing proportional quantity are added to dispersion
15h is ground in grinder, and the mixture after grinding is crossed into 80 meshes, obtains product a2；
(4) high viscous Concave-convex clay rod of proportional quantity is weighed, suitable quantity of water is added and is configured to suspension, perovskite material is added
Material, is then placed in ultrasonic disperse 30min under Ultrasonic Conditions for mixture, obtains mixture a3；
(5) product a1 and modifying epoxy resin by organosilicon are added in high-speed mixer, 5min is mixed, then adds
Product a2, plasticizer continue to be stirred 5min, add mixture a3, continue to be stirred 10min to get described efficient
It can solar panels surface coating.
Wherein, the high viscous Concave-convex clay rod be weathering after Concave-convex clay rod it is purified after, be subsequently placed in
Cooling with the heating rate temperature programming of 20 DEG C/min to 900 DEG C, constant temperature calcining 4h in Muffle furnace, being ground to partial size is 100
Mesh is to get the high viscous Concave-convex clay rod.
Wherein, the plasticizer is dioctyl phthalate.
Wherein, the Adding Way of graphene is the mixing that graphene is configured to concentration and is 0.6mg/L in the step (2)
Then liquid is added dropwise graphene mixed liquor into reaction kettle while stirring, and controls and be added dropwise in 30min.
Wherein, perovskite material needs to carry out smashing and grinding processing to it before suspension is added in the step (4), grinds
Being milled to partial size is 100 mesh.
Wherein, the additional amount of water is 5 times of high viscous Concave-convex clay rod quality in the step (4).
Wherein, the temperature of mixed liquor ultrasonic disperse is 45 DEG C in the step (4).
Wherein, the revolving speed of step (5) the high speed blender is 3000 turns/min.
Wherein, it is 50% that finally obtained mixture, which need to adjust water content, in the step (5).
Embodiment 3:
The present embodiment is related to a kind of preparation method of high-effect solar panels surface coating；
The preparation method of the high-effect solar panels surface coating, includes the following steps:
(1) prepare each component of following parts by weight according to the following ratio:
30 parts of polyaminoester emulsion, 12 parts of modifying epoxy resin by organosilicon, 1.5 parts of graphene, 8 parts of nano-sized magnesium hydroxide, nano oxygen
Change 17 parts of aluminium, 15 parts of nano iron oxide, 18 parts of high viscous Concave-convex clay rod, 10 parts of silicon carbide, 7 parts of boron nitride, perovskite material
10 parts, 15 parts of plasticizer；
(2) polyaminoester emulsion of proportional quantity is added in reaction kettle, is warming up to 60 DEG C, the graphite of proportional quantity is added while stirring
Alkene is stirred to react 1.5h, obtains product a1；
(3) nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, silicon carbide, the boron nitride for weighing proportional quantity are added to dispersion
15h is ground in grinder, and the mixture after grinding is crossed into 80 meshes, obtains product a2；
(4) high viscous Concave-convex clay rod of proportional quantity is weighed, suitable quantity of water is added and is configured to suspension, perovskite material is added
Material, is then placed in ultrasonic disperse 40min under Ultrasonic Conditions for mixture, obtains mixture a3；
(5) product a1 and modifying epoxy resin by organosilicon are added in high-speed mixer, 5min is mixed, then adds
Product a2, plasticizer continue to be stirred 10min, add mixture a3, continue to be stirred 10min to get described efficient
It can solar panels surface coating.
Wherein, the high viscous Concave-convex clay rod be weathering after Concave-convex clay rod it is purified after, be subsequently placed in
Cooling with the heating rate temperature programming of 20 DEG C/min to 900 DEG C, constant temperature calcining 4h in Muffle furnace, being ground to partial size is 100
Mesh is to get the high viscous Concave-convex clay rod.
Wherein, the plasticizer is dibutyl phthalate.
Wherein, the Adding Way of graphene is the mixing that graphene is configured to concentration and is 0.8mg/L in the step (2)
Then liquid is added dropwise graphene mixed liquor into reaction kettle while stirring, and controls and be added dropwise in 35min.
Wherein, perovskite material needs to carry out smashing and grinding processing to it before suspension is added in the step (4), grinds
Being milled to partial size is 100 mesh.
Wherein, the additional amount of water is 5 times of high viscous Concave-convex clay rod quality in the step (4).
Wherein, the temperature of mixed liquor ultrasonic disperse is 45 DEG C in the step (4).
Wherein, the revolving speed of step (5) the high speed blender is 3500 turns/min.
Wherein, it is 60% that finally obtained mixture, which need to adjust water content, in the step (5).
Comparative example:
According to application No. is the methods of 201711167660.9 Chinese invention patent to prepare solar panels surface coating.
Test:
According to the standard of GB ∕ T 19250-2013 " polyurethane water-proof paint " and GB 12441-2005 " finishing fire retardant paint "
The solar panels surface that the solar panels surface coating and comparative example method be prepared to the embodiment of the present invention 1 ~ 3 is prepared
Coating is tested for the property, and concrete outcome is as shown in the table:
| Project | Solar absorptance % | Adhesion strength MPa | Heat-resisting quantity | Flame retardant rating | Resistance to ag(e)ing |
| Embodiment 1 | 98.9 | 6.2 | 1000 DEG C of 10d, it is unchanged | A | Flawless and deformation |
| Embodiment 2 | 99.3 | 6.5 | 1000 DEG C of 10d, it is unchanged | A | Flawless and deformation |
| Embodiment 3 | 99.2 | 6.6 | 1000 DEG C of 10d, it is unchanged | A | Flawless and deformation |
| Comparative example | 80.6 | 1.5 | 1000 DEG C of 10d, coating cracking | B | Slight crackle and deformation |
As seen from the above table, the solar panels surface coating and comparative example method that the embodiment of the present invention 1 ~ 3 is prepared are prepared
Solar panels surface coating compare, solar absorptance greatly improves, up to 90% or more, adhesion strength, high temperature resistance and resistance to
Ageing properties significantly improve, and flame retardant rating reaches A grades, have excellent flame retardant effect, substantially increase coating using safe
Property.
In conclusion the preparation method of high-effect solar panels surface coating of the present invention, simple process, safe nothing
Pollution, the solar panels surface coating being prepared, not only heat absorption efficiency with higher, lower light reflectivity, also have
Preferable environmental resistance, high temperature resistance, ageing-resistant performance and anti-flammability additionally have excellent being firmly bonded property, greatly
The service life of coating is improved greatly.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of preparation method of high-effect solar panels surface coating, which comprises the steps of:
(1) prepare each component of following parts by weight according to the following ratio:
25 ~ 30 parts of polyaminoester emulsion, 5 ~ 12 parts of modifying epoxy resin by organosilicon, 0.2 ~ 1.5 part of graphene, nano-sized magnesium hydroxide 3 ~
8 parts, 8 ~ 17 parts of nano aluminium oxide, 7 ~ 15 parts of nano iron oxide, 13 ~ 18 parts of high viscous Concave-convex clay rod, 5 ~ 10 parts of silicon carbide, nitrogen
Change 3 ~ 7 parts of boron, 6 ~ 10 parts of perovskite material, 10 ~ 15 parts of plasticizer；
(2) polyaminoester emulsion of proportional quantity is added in reaction kettle, is warming up to 50 ~ 60 DEG C, proportional quantity is added while stirring
Graphene is stirred to react 1.5 ~ 2h, obtains product a1；
(3) nano-sized magnesium hydroxide, nano aluminium oxide, nano iron oxide, silicon carbide, the boron nitride for weighing proportional quantity are added to dispersion
12 ~ 15h is ground in grinder, and the mixture after grinding is crossed into 80 meshes, obtains product a2；
(4) high viscous Concave-convex clay rod of proportional quantity is weighed, suitable quantity of water is added and is configured to suspension, perovskite material is added
Material, is then placed in 30 ~ 40min of ultrasonic disperse under Ultrasonic Conditions for mixture, obtains mixture a3；
(5) product a1 and modifying epoxy resin by organosilicon are added in high-speed mixer, 3 ~ 5min is mixed, then added again
Enter product a2, plasticizer, continue to be stirred 5 ~ 10min, add mixture a3, continues to be stirred 5 ~ 10min to get institute
State high-effect solar panels surface coating.
2. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(1) include each component of following parts by weight in:
28 parts of polyaminoester emulsion, 10 parts of modifying epoxy resin by organosilicon, 0.6 part of graphene, 7 parts of nano-sized magnesium hydroxide, nano oxygen
Change 15 parts of aluminium, 12 parts of nano iron oxide, 16 parts of high viscous Concave-convex clay rod, 8 parts of silicon carbide, 5 parts of boron nitride, perovskite material 9
Part, 12 parts of plasticizer.
3. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that described high viscous
Concave-convex clay rod be weathering after Concave-convex clay rod it is purified after, be subsequently placed in Muffle furnace with the liter of 20 DEG C/min
Warm speed program is warming up to 900 DEG C, constant temperature calcining 4h, and cooling, being ground to partial size is 100 mesh to get the high viscous attapulgite
Clay.
4. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the plasticising
Agent is any one of dioctyl phthalate, dibutyl phthalate.
5. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(2) Adding Way of graphene is the mixed liquor that graphene is configured to concentration and is 0.5 ~ 0.8mg/L in, then while stirring to
Graphene mixed liquor is added dropwise in reaction kettle, and controls and is added dropwise in 30 ~ 35min.
6. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(4) perovskite material needs to carry out smashing and grinding processing to it before suspension is added in, and being ground to partial size is 100 mesh.
7. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(4) additional amount of water is 3 ~ 5 times of high viscous Concave-convex clay rod quality in.
8. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(4) temperature of mixed liquor ultrasonic disperse is 40 ~ 45 DEG C in.
9. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
(5) revolving speed of high speed blender is 3000 ~ 3500 turns/min.
10. the preparation method of high-effect solar panels surface coating according to claim 1, which is characterized in that the step
Suddenly it is 50 ~ 60% that finally obtained mixture, which need to adjust water content, in (5).
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