CN106752405A - Fan blade and preparation method thereof and fan - Google Patents
Fan blade and preparation method thereof and fan Download PDFInfo
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- CN106752405A CN106752405A CN201611250136.3A CN201611250136A CN106752405A CN 106752405 A CN106752405 A CN 106752405A CN 201611250136 A CN201611250136 A CN 201611250136A CN 106752405 A CN106752405 A CN 106752405A
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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
- C09D111/00—Coating compositions based on homopolymers or copolymers of chloroprene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2411/00—Characterised by the use of homopolymers or copolymers of chloroprene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
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- Chemical & Material Sciences (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses fan blade and preparation method thereof and fan, wherein, the surface of fan blade has composite coating, the composite coating includes prime coat and top coat layer, wherein, first mixed solvent of film-forming resin of the prime coat comprising 5~20 weight %, the flatting silica of 0.5~10 weight %, first coupling agent of 0.5~2 weight % and 70~94 weight %；Nano inorganic particle, second coupling agent of 0.5~5 weight %, the dispersant of 0.1~3 weight %, the auxiliary agent of 0.5~5 weight %, second mixed solvent of 82~98.7 weight %s of the top coat layer comprising 0.3~5 weight %.The amount of dust of fan blade surface longtime running absorption accumulation is extremely low, and surface composite coating has wearability higher, and service life is more long.
Description
Technical field
The present invention relates to field of household appliances, specifically, the present invention relates to fan blade and preparation method thereof and fan.
Background technology
Fan blade is one of important electric fan functor and appearance member, and the fan blade of current main flow is plastics base
Material.
However, current fan blade still has much room for improvement.
The content of the invention
The present invention is that the discovery of following facts and problem is proposed based on inventor：
Because fan blade plastic basis material insulating properties is strong, cause it in domestic environment and its produce accumulation of static electricity, so that
Dust in absorption accumulation air, causes many negative effects such as fan blade outward appearance and behavior in service；In addition, plastics base
Material surface with the factor such as polar group, coarse due to can equally make the easy-adhesion dust in its surface.
In consideration of it, the present invention proposes fan blade and preparation method thereof and fan.Wherein, fan blade surface has super
Hydrophobic oleophobic composite coating, can efficiently solve the problem of fan blade absorption accumulation dust.
In the first aspect of the present invention, the present invention proposes a kind of fan blade.Embodiments in accordance with the present invention, the wind
The surface of fan leaf has composite coating, and the composite coating includes prime coat and top coat layer, wherein, the prime coat includes 5
The film-forming resin of~20 weight %, the flatting silica of 0.5~10 weight %, first coupling agent and 70~94 weights of 0.5~2 weight %
Measure first mixed solvent of %；The top coat layer comprising the nano inorganic particle of 0.3~5 weight %, 0.5~5 weight % the
Two coupling agents, the dispersant of 0.1~3 weight %, the auxiliary agent of 0.5~5 weight %, the second of 82~98.7 weight % mix molten
Agent.
Thus, embodiments in accordance with the present invention, the amount of dust of fan blade surface longtime running absorption accumulation is extremely low, and
Surface composite coating has wearability higher, and service life is more long.
In addition, fan blade according to the above embodiment of the present invention can also have following additional technical characteristic：
In some embodiments of the invention, the film-forming resin is selected from neoprene, tert-butyl acetate, acrylic acid tree
At least one in fat, polyurethane resin and epoxy resin.
In some embodiments of the invention, the flatting silica is superfine silicon dioxide, the superfine silicon dioxide it is flat
Equal particle diameter is 1~20 μm.
In some embodiments of the invention, first coupling agent and second coupling agent be separately selected from
At least one in silane coupler, bimetallic coupling agent, titanate coupling agent and aluminate coupling agent.
In some embodiments of the invention, first coupling agent and second coupling agent be separately selected from
N-octyl trimethoxy silane, dodecyltrimethoxysilane, octadecyl trimethoxysilane, octadecyl trichlorosilane
Alkane, ten trifluoro octyl group trimethoxy silanes, tridecafluoro-n-octyltriethoxysilane, perfluoro decyl triethoxysilane, the perfluor last of the ten Heavenly stems
Base trichlorosilane, methoxytrimethylsilane, HMDS, (the allyloxymethyl) -1- of 2,2- bis- butoxy three (two
Octylphosphonic acid acyloxy) titanate esters, distearyl acyl-oxygen aluminum isopropoxide acid esters and (ethyl acetoacetate base) diisopropoxy aluminium
At least one in acid esters.
In some embodiments of the invention, the nano inorganic particle is selected from nano silicon oxide, aluminum oxide, oxidation
At least one in zinc, titanium oxide and zirconium oxide.
In some embodiments of the invention, the average grain diameter of the nano inorganic particle is 10~100nm.
In some embodiments of the invention, the dispersant is selected from anionic surfactant or polymer electrolyte
Surfactant, wherein, the anionic surfactant is selected from neopelex, stearic acid and dodecyl
At least one in sodium sulphate；The high molecular type surfactant is selected from sodium polymethacrylate, polyacrylamide, poly- second
Alkene pyrrolidone, polyoxyethylene stearic acid ester, acrylic acid amides copolymer, polystyrene methyl trimethoxy ammonium salt and carboxymethyl cellulose
At least one in plain sodium.
In some embodiments of the invention, the auxiliary agent be hydrophobic type auxiliary agent, the hydrophobic type auxiliary agent be selected from
At least one in 3MECC-400,3M FC-4430, Du Pont FSN-100, great Jin GH701.
In some embodiments of the invention, first mixed solvent is the mixed liquor of the first organic solvent and water, institute
It is 100 that the first organic solvent is stated with the volume ratio of water:(10~1).
In some embodiments of the invention, second mixed solvent is the mixed liquor of the second organic solvent and water, institute
It is 100 that the second organic solvent is stated with the volume ratio of water:(10~1).
In some embodiments of the invention, first organic solvent and second organic solvent are separately
Selected from toluene, dimethylbenzene, methyl alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, n-butyl acetate and the tertiary fourth of acetic acid
At least one in ester.
In some embodiments of the invention, the thickness of the prime coat is 1~10 μm, and the thickness of the top coat layer is 1
~5 μm.
In the method that the second aspect of the present invention, the present invention propose the fan blade for preparing above-described embodiment.According to this
Inventive embodiment, the method includes：(1) by the film-forming resin of 5~20 weight %, flatting silica, 0.5 of 0.5~10 weight %
First coupling agent of~2 weight % is added in first mixed solvent of 70~94 weight % and is uniformly mixed, so as to
To priming paint；(2) by the nano inorganic particle of 0.3~5 weight %, second coupling agent of 0.5~5 weight %, 0.1~3 weight %
Dispersant add in second mixed solvent of 82~98.7 weight % and ultrasonic mixing is uniform, add helping for 0.5~5 weight %
Agent, to obtain mixed dispersion liquid；(3) mixed dispersion liquid is reacted into 4~8h at 45~60 DEG C, to obtain finish paint；
(4) priming paint is sprayed on the surface of fan blade base material, to form prime coat；And (5) are in the priming paint aspect
Finish paint described in surface spraying, to form top coat layer, and obtains the fan blade.
Thus, embodiments in accordance with the present invention, the fan blade surface longtime running prepared using the method is adsorbed
The amount of dust of accumulation is extremely low, and surface composite coating has wearability higher, and service life is more long.
In the third aspect of the present invention, the present invention proposes a kind of fan.Embodiments in accordance with the present invention, the fan has
Foregoing fan blade.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the method flow schematic diagram of preparation fan blade according to an embodiment of the invention；
Fig. 2 is the experimental result of measurement conventional fan blade surface according to an embodiment of the invention and water contact angle
Figure；
Fig. 3 is fan blade surface and water contact angle of the measurement according to an embodiment of the invention with composite coating
Experimental result picture；
Fig. 4 is the experiment of measurement conventional fan blade surface according to an embodiment of the invention and diiodomethane contact angle
Result figure；
Fig. 5 is that fan blade surface of the measurement with composite coating according to an embodiment of the invention connects with diiodomethane
The experimental result picture of feeler；
Fig. 6 is conventional fan blade Dustproof experiment result figure according to an embodiment of the invention；
Fig. 7 is the fan blade Dustproof experiment result figure with composite coating according to an embodiment of the invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
It is exemplary to scheme the embodiment of description, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the first aspect of the present invention, the present invention proposes a kind of fan blade.Embodiments in accordance with the present invention, the fan
The surface of blade has composite coating, and composite coating includes prime coat and top coat layer, wherein, prime coat includes 5~20 weight %
Film-forming resin, the flatting silica of 0.5~10 weight %, the first of first coupling agent of 0.5~2 weight % and 70~94 weight %
Mixed solvent；The top coat layer comprising the nano inorganic particle of 0.3~5 weight %, second coupling agent of 0.5~5 weight %,
The dispersant of 0.1~3 weight %, the auxiliary agent of 0.5~5 weight %, second mixed solvent of 82~98.7 weight %.
Embodiments in accordance with the present invention, prime coat disappears comprising the film-forming resin of 5~20 weight %, 0.5~10 weight %
First mixed solvent of light powder, first coupling agent of 0.5~2 weight % and 70~94 weight %.
Embodiments in accordance with the present invention, the species of film-forming resin is not particularly restricted, and those skilled in the art can be with root
Selected according to being actually needed, according to a particular embodiment of the invention, film-forming resin can be selected from neoprene, the tertiary fourth of acetic acid
At least one in ester, acrylic resin, polyurethane resin and epoxy resin.Inventor has found, by using above-mentioned film forming tree
At least one in fat, can effectively improve the film forming of priming paint, and then improve the wearability and hydrophobic performance of composite coating.
According to a particular embodiment of the invention, the addition of film-forming resin can be 5~20 weight %, and inventor has found,
Film-forming resin too high levels can cause the curing of coatings time to lengthen, and production efficiency reduction, cost can also increase；Film-forming resin content
It is too low that to be easily caused coating film-formation result bad.
Embodiments in accordance with the present invention, by adding flatting silica, can further improve composite coating anti-wear performance and
Anti-scratch performance, is not particularly restricted with the species of flatting silica, and those skilled in the art can be selected according to actual needs
Select, according to a particular embodiment of the invention, flatting silica can be superfine silicon dioxide.According to a particular embodiment of the invention, surpass
The average grain diameter of fine silica can be 1~20 μm, and inventor has found, can by the superfine silicon dioxide using above-mentioned particle diameter
So as to have bigger contact angle and smaller roll angle between the composite coating for preparing and water, and improve composite coating
Anti-wear performance.
According to a particular embodiment of the invention, the addition of flatting silica can be 0.5~10 weight %, and inventor has found,
Flatting silica too high levels are easily caused the decline of coating system compatibility；Delustring powder content is too low to be easily caused coating wear resistance decline.
Embodiments in accordance with the present invention, the first coupling agent can be modified flatting silica surface, even by addition first
Connection agent, can promote film-forming resin compatible with flatting silica, thus further the raising wearability of composite coating, hydrophobic performance and
Anti-scratch performance.
Embodiments in accordance with the present invention, the species of the first coupling agent is not particularly restricted, and those skilled in the art can be with
Selected according to actual needs, according to a particular embodiment of the invention, the first coupling agent can be selected from silane coupler, double
At least one in metal coupling agent, titanate coupling agent and aluminate coupling agent.
According to a particular embodiment of the invention, the first coupling agent can be selected from n-octyl trimethoxy silane, dodecane
Base trimethoxy silane, octadecyl trimethoxysilane, octadecyl trichlorosilane alkane, ten trifluoro octyl group trimethoxy silanes,
Tridecafluoro-n-octyltriethoxysilane, perfluoro decyl triethoxysilane, perfluoro decyl trichlorosilane, methoxyl group trimethyl silicane
Alkane, HMDS, (the allyloxymethyl) -1- of 2,2- bis- butoxy three (dioctyl phosphoric acid acyloxy) titanate esters, two
At least one in stearoyl keto isopropoxy Aluminate and (ethyl acetoacetate base) diisopropoxy Aluminate.
According to a particular embodiment of the invention, the addition of the first coupling agent can be 0.5~2 weight %, invention human hair
Existing, the first coupling agent content is too low, cannot play due crosslinked action, makes coating film forming poor；First coupling agent content
Too high to be easily caused the increase of coating crosslinking degree, coating is hardened, and film flexibility is bad.
Embodiments in accordance with the present invention, the first mixed solvent can be the mixed liquor of the first organic solvent and water, wherein the
One organic solvent is 100 with the volume ratio of water:(10~1).Embodiments in accordance with the present invention, the species of the first organic solvent is not
It is particularly limited, those skilled in the art can be selected according to actual needs, according to a particular embodiment of the invention, first
Organic solvent can be selected from toluene, dimethylbenzene, methyl alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, acetic acid just
At least one in butyl ester and tert-butyl acetate.Inventor's discovery, first is configured to by selecting suitable first organic solvent
Mixed solvent, can be effectively reduced the solidification temperature of composite coating, by the base material that fan blade is used is plastics, compared with
Deformation is susceptible under high-temperature, and passes through to be configured to the first mixed solvent using above-mentioned first organic solvent and water, Ke Yi
Composite coating is dried naturally at room temperature, reach the effect of solidification, so as to avoid the temperature distortion of plastic basis material.
According to a particular embodiment of the invention, the addition of the first mixed solvent can be 70~94 weight %, inventor
It was found that, it is low that the first mixed solvent adding too much is easily caused coating solid content, influences quality of forming film；And addition is too low can make painting
Material mobility reduction, makes the bad control of coating film-forming process.
Embodiments in accordance with the present invention, nano inorganic particle, 0.5~5 weight % of the top coat layer comprising 0.3~5 weight %
The second coupling agent, the dispersant of 0.1~3 weight %, the auxiliary agent of 0.5~5 weight %, 82~98.7 weight % second mixing
Solvent.
Embodiments in accordance with the present invention, inventor's discovery, by adding nano inorganic particle, can further improve compound
The wearability of coating, and the roughness of coating is reduced, make coating smooth.
Embodiments in accordance with the present invention, the species of nano inorganic particle is not particularly restricted, and those skilled in the art can
To be selected according to actual needs, according to a particular embodiment of the invention, nano inorganic particle can be selected from nano oxidized
At least one in silicon, aluminum oxide, zinc oxide, titanium oxide and zirconium oxide.Thus, it is possible to further improve the wear-resisting of composite coating
Property, and the roughness of coating is reduced, make coating smooth.
According to a particular embodiment of the invention, the particle diameter of nano inorganic particle can be 10~100nm, it is possible thereby to enter one
Step improves the wearability of composite coating, and reduces the roughness of coating, makes coating smooth.
According to a particular embodiment of the invention, the addition of nano inorganic particle can be 0.3~5 weight %, inventor
It was found that, nano inorganic particle adding too much is easily caused the painting bad control of formable layer, and cost can also be significantly greatly increased in addition；Its content
It is too low, coating abrasion performance can be made poor.
Embodiments in accordance with the present invention, the species of the second coupling agent is not particularly restricted, and those skilled in the art can be with
Selected according to actual needs, according to a particular embodiment of the invention, the second coupling agent can be selected from silane coupler, double
At least one in metal coupling agent, titanate coupling agent and aluminate coupling agent.More specifically, implementation of the invention
Example, the second coupling agent can be selected from n-octyl trimethoxy silane, dodecyltrimethoxysilane, octadecyl trimethoxy
Base silane, octadecyl trichlorosilane alkane, ten trifluoro octyl group trimethoxy silanes, tridecafluoro-n-octyltriethoxysilane, the perfluor last of the ten Heavenly stems
Ethyl triethoxy silicane alkane, perfluoro decyl trichlorosilane, methoxytrimethylsilane, the HMDS, (pi-allyls of 2,2- bis-
Oxygen methyl) -1- butoxy three (dioctyl phosphoric acid acyloxy) titanate esters, distearyl acyl-oxygen aluminum isopropoxide acid esters and (acetyl second
Acetoacetic ester base) at least one in diisopropoxy Aluminate.
According to a particular embodiment of the invention, the addition of the second coupling agent can be 0.5~5 weight %, invention human hair
Existing, the second coupling agent content is too low, cannot play due crosslinked action, makes coating film forming poor；Second coupling agent content
Too high to be easily caused the increase of coating crosslinking degree, coating is hardened, and film flexibility is bad.
Embodiments in accordance with the present invention, inventor's discovery, composite coating can be further improved by adding dispersant
Anti-wear performance and hydrophobic performance.Inventor is found through experiments that, if not adding dispersant in finish paint, what is prepared is compound
Although coating hydrophobic performance is higher, the contact angle of composite coating and water is wiped under 500g weight up to 150 degree through soft cloth
After 40 times, composite coating can drop to 105 degree with the contact angle of water, substantially lose hydrophobic performance.In addition, be computed, such as
Without dispersant, the dust adhesive capacity of fan blade surface is only capable of decline 15.26% to fruit.
Embodiments in accordance with the present invention, the species of dispersant is not particularly restricted, and those skilled in the art can basis
Be actually needed and selected, according to a particular embodiment of the invention, dispersant can be selected from anionic surfactant or
Person's high molecular type surfactant.More specifically, anionic surfactant can be selected from neopelex, firmly
At least one in resin acid and lauryl sodium sulfate, high molecular type surfactant can be selected from sodium polymethacrylate,
Polyacrylamide, polyvinylpyrrolidone, polyoxyethylene stearic acid ester, acrylic acid amides copolymer, polystyrene methyl trimethoxy
At least one in ammonium salt and sodium carboxymethylcellulose.Thus, it is possible to further improve the anti-wear performance of composite coating and hydrophobic
Performance.
According to a particular embodiment of the invention, the addition of dispersant can be 0.1~3 weight %, and inventor has found, dissipates
Agent content is too high to cause the cost substantially to increase；It is too low, it is easily caused each component and disperses uneven, influence the quality of forming film of coating.
Embodiments in accordance with the present invention, inventor's discovery can further improve dredging for composite coating by adding auxiliary agent
Aqueous energy.
Embodiments in accordance with the present invention, the species of auxiliary agent is not particularly restricted, and those skilled in the art can be according to reality
Border needs to be selected, and according to a particular embodiment of the invention, auxiliary agent can be hydrophobic type auxiliary agent, more specifically, hydrophobic type is helped
Agent can be selected from least one in 3M ECC-400,3M FC-4430, Du Pont FSN-100, great Jin GH701.Thus, it is possible to
Further improve the hydrophobic performance of composite coating.
According to a particular embodiment of the invention, the addition of auxiliary agent can be 0.5~5 weight %, and inventor has found, auxiliary agent
Too high levels will cause the coating cost substantially to increase, and performance then increases less；Its content is too low, is easily caused coating hydrophobicity
Can reduce.
Embodiments in accordance with the present invention, the second mixed solvent can be the mixed liquor of the second organic solvent and water, wherein the
Two organic solvents are 100 with the volume ratio of water:(10~1).Embodiments in accordance with the present invention, the species of the second organic solvent is not
It is particularly limited, those skilled in the art can be selected according to actual needs, according to a particular embodiment of the invention, second
Organic solvent can be selected from toluene, dimethylbenzene, methyl alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, acetic acid just
At least one in butyl ester and tert-butyl acetate.Inventor's discovery, second is configured to by selecting suitable second organic solvent
Mixed solvent, can be effectively reduced the solidification temperature of composite coating, by the base material that fan blade is used is plastics, compared with
Deformation is susceptible under high-temperature, and passes through to be configured to the first mixed solvent using above-mentioned second organic solvent and water, Ke Yi
Composite coating is dried naturally at room temperature, reach the effect of solidification, so as to avoid the temperature distortion of plastic basis material.
According to a particular embodiment of the invention, the addition of the second mixed solvent can be 82~98.7 weight %, invention
People has found that it is low that the first mixed solvent adding too much is easily caused coating solid content, influences quality of forming film；And addition is too low can make
The reduction of coating mobility, makes the bad control of coating film-forming process.
Embodiments in accordance with the present invention, the thickness of above-mentioned prime coat can be 1~10 μm, and the thickness of above-mentioned top coat layer can be with
It it is 1~5 μm, inventor has found, thickness is too high to cause the coating cost substantially to increase, and performance then increases less；Coating layer thickness is too low
Then it is easily caused coating abrasion performance poor.
Thus, embodiments in accordance with the present invention, the amount of dust of fan blade surface longtime running absorption accumulation is extremely low, and
Surface composite coating has hydrophobic performance and anti-wear performance higher, and service life is more long.
In the second aspect of the present invention, the present invention proposes the method for preparing said fans blade.Reality of the invention
Example is applied, the method includes：(1) by the film-forming resin of 5~20 weight %, the flatting silica of 0.5~10 weight %, 0.5~2 weight %
The first coupling agent be added in first mixed solvent of 70~94 weight % and be uniformly mixed, to obtain priming paint；(2)
The dispersant of the nano inorganic particle of 0.3~5 weight %, second coupling agent of 0.5~5 weight %, 0.1~3 weight % is added
Enter in second mixed solvent of 82~98.7 weight % and ultrasonic mixing is uniform, add the auxiliary agent of 0.5~5 weight %, so as to
To mixed dispersion liquid；(3) mixed dispersion liquid is reacted into 4~8h at 45~60 DEG C, to obtain finish paint；(4) in fan
The priming paint is sprayed on the surface of basic material of blade, to form prime coat；And (5) are in the surface spraying institute of the priming paint aspect
Finish paint is stated, to form top coat layer, and the fan blade is obtained.
The method to preparation fan blade according to embodiments of the present invention is described in detail below, with reference to Fig. 1, the method
Including：
S100：Prepare priming paint
In the step, by the film-forming resin of 5~20 weight %, the flatting silica of 0.5~10 weight %, 0.5~2 weight %
First coupling agent is added in first mixed solvent of 70~94 weight % and is uniformly mixed, to obtain priming paint.Specifically
Ground, can stir 60min using homogenizer under 1500r/min rotating speeds, to be well mixed above-mentioned dispensing.
Embodiments in accordance with the present invention, the species of film-forming resin is not particularly restricted, and those skilled in the art can be with root
Selected according to being actually needed, according to a particular embodiment of the invention, film-forming resin can be selected from neoprene, the tertiary fourth of acetic acid
At least one in ester, acrylic resin, polyurethane resin and epoxy resin.Inventor has found, by using above-mentioned film forming tree
At least one in fat, can effectively improve the film forming of priming paint, and then improve the wearability and hydrophobic performance of composite coating.
According to a particular embodiment of the invention, the addition of film-forming resin can be 5~20 weight %, and inventor has found,
Film-forming resin too high levels can cause the curing of coatings time to lengthen, and production efficiency reduction, cost can also increase；Film-forming resin content
It is too low that to be easily caused coating film-formation result bad.
Embodiments in accordance with the present invention, by adding flatting silica, can further improve composite coating anti-wear performance and
Anti-scratch performance, is not particularly restricted with the species of flatting silica, and those skilled in the art can be selected according to actual needs
Select, according to a particular embodiment of the invention, flatting silica can be superfine silicon dioxide.According to a particular embodiment of the invention, surpass
The average grain diameter of fine silica can be 1~20 μm, and inventor has found, can by the superfine silicon dioxide using above-mentioned particle diameter
So as to have bigger contact angle and smaller roll angle between the composite coating for preparing and water, and improve composite coating
Anti-wear performance.
According to a particular embodiment of the invention, the addition of flatting silica can be 0.5~10 weight %, and inventor has found,
Flatting silica too high levels are easily caused the decline of coating system compatibility；Delustring powder content is too low to be easily caused coating wear resistance decline.
Embodiments in accordance with the present invention, the first coupling agent can be modified flatting silica surface, even by addition first
Connection agent, can promote film-forming resin compatible with flatting silica, thus further the raising wearability of composite coating, hydrophobic performance and
Anti-scratch performance.
Embodiments in accordance with the present invention, the species of the first coupling agent is not particularly restricted, and those skilled in the art can be with
Selected according to actual needs, according to a particular embodiment of the invention, the first coupling agent can be selected from silane coupler, double
At least one in metal coupling agent, titanate coupling agent and aluminate coupling agent.
According to a particular embodiment of the invention, the first coupling agent can be selected from n-octyl trimethoxy silane, dodecane
Base trimethoxy silane, octadecyl trimethoxysilane, octadecyl trichlorosilane alkane, ten trifluoro octyl group trimethoxy silanes,
Tridecafluoro-n-octyltriethoxysilane, perfluoro decyl triethoxysilane, perfluoro decyl trichlorosilane, methoxyl group trimethyl silicane
Alkane, HMDS, (the allyloxymethyl) -1- of 2,2- bis- butoxy three (dioctyl phosphoric acid acyloxy) titanate esters, two
At least one in stearoyl keto isopropoxy Aluminate and (ethyl acetoacetate base) diisopropoxy Aluminate.
According to a particular embodiment of the invention, the addition of the first coupling agent can be 0.5~2 weight %, invention human hair
Existing, the first coupling agent content is too low, cannot play due crosslinked action, makes coating film forming poor；First coupling agent content
Too high to be easily caused the increase of coating crosslinking degree, coating is hardened, and film flexibility is bad.
Embodiments in accordance with the present invention, the first mixed solvent can be the mixed liquor of the first organic solvent and water, wherein the
One organic solvent is 100 with the volume ratio of water:(10~1).Embodiments in accordance with the present invention, the species of the first organic solvent is not
It is particularly limited, those skilled in the art can be selected according to actual needs, according to a particular embodiment of the invention, first
Organic solvent can be selected from toluene, dimethylbenzene, methyl alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, acetic acid just
At least one in butyl ester and tert-butyl acetate.Inventor's discovery, first is configured to by selecting suitable first organic solvent
Mixed solvent, can be effectively reduced the solidification temperature of composite coating, by the base material that fan blade is used is plastics, compared with
Deformation is susceptible under high-temperature, and passes through to be configured to the first mixed solvent using above-mentioned first organic solvent and water, Ke Yi
Composite coating is dried naturally at room temperature, reach the effect of solidification, so as to avoid the temperature distortion of plastic basis material.
According to a particular embodiment of the invention, the addition of the first mixed solvent can be 70~94 weight %, inventor
It was found that, it is low that the first mixed solvent adding too much is easily caused coating solid content, influences quality of forming film；And addition is too low can make painting
Material mobility reduction, makes the bad control of coating film-forming process.
S200：Prepare finish paint
In the step, by the nano inorganic particle of 0.3~5 weight %, the second coupling agent, 0.1~3 of 0.5~5 weight %
Simultaneously ultrasonic mixing is uniform in second mixed solvent of 82~98.7 weight % of dispersant addition of weight %, adds 0.5~5 weight
The auxiliary agent of % is measured, to obtain mixed dispersion liquid.Specifically, the ultrasonically treated 30min of ultrasonic machine of 40Hz, 100W can be used,
To be well mixed above-mentioned dispensing.
Embodiments in accordance with the present invention, inventor's discovery, by adding nano inorganic particle, can further improve compound
The wearability of coating, and the roughness of coating is reduced, make coating smooth.
Embodiments in accordance with the present invention, the species of nano inorganic particle is not particularly restricted, and those skilled in the art can
To be selected according to actual needs, according to a particular embodiment of the invention, nano inorganic particle can be selected from nano oxidized
At least one in silicon, aluminum oxide, zinc oxide, titanium oxide and zirconium oxide.Thus, it is possible to further improve the wear-resisting of composite coating
Property, and the roughness of coating is reduced, make coating smooth.
According to a particular embodiment of the invention, the particle diameter of nano inorganic particle can be 10~100nm, it is possible thereby to enter one
Step improves the wearability of composite coating, and reduces the roughness of coating, makes coating smooth.
According to a particular embodiment of the invention, the addition of nano inorganic particle can be 0.3~5 weight %, inventor
It was found that, nano inorganic particle adding too much is easily caused the painting bad control of formable layer, and cost can also be significantly greatly increased in addition；Its content
It is too low, coating abrasion performance can be made poor.
Embodiments in accordance with the present invention, the species of the second coupling agent is not particularly restricted, and those skilled in the art can be with
Selected according to actual needs, according to a particular embodiment of the invention, the second coupling agent can be selected from silane coupler, double
At least one in metal coupling agent, titanate coupling agent and aluminate coupling agent.More specifically, implementation of the invention
Example, the second coupling agent can be selected from n-octyl trimethoxy silane, dodecyltrimethoxysilane, octadecyl trimethoxy
Base silane, octadecyl trichlorosilane alkane, ten trifluoro octyl group trimethoxy silanes, tridecafluoro-n-octyltriethoxysilane, the perfluor last of the ten Heavenly stems
Ethyl triethoxy silicane alkane, perfluoro decyl trichlorosilane, methoxytrimethylsilane, the HMDS, (pi-allyls of 2,2- bis-
Oxygen methyl) -1- butoxy three (dioctyl phosphoric acid acyloxy) titanate esters, distearyl acyl-oxygen aluminum isopropoxide acid esters and (acetyl second
Acetoacetic ester base) at least one in diisopropoxy Aluminate.
According to a particular embodiment of the invention, the addition of the second coupling agent can be 0.5~5 weight %, invention human hair
Existing, the second coupling agent content is too low, cannot play due crosslinked action, makes coating film forming poor；Second coupling agent content
Too high to be easily caused the increase of coating crosslinking degree, coating is hardened, and film flexibility is bad.
Embodiments in accordance with the present invention, inventor's discovery, composite coating can be further improved by adding dispersant
Anti-wear performance and hydrophobic performance.Inventor is found through experiments that, if not adding dispersant in finish paint, what is prepared is compound
Although coating hydrophobic performance is higher, the contact angle of composite coating and water is wiped under 500g weight up to 150 degree through soft cloth
After 40 times, composite coating can drop to 105 degree with the contact angle of water, substantially lose hydrophobic performance.In addition, be computed, such as
Without dispersant, the dust adhesive capacity of fan blade surface is only capable of decline 15.26% to fruit.
Embodiments in accordance with the present invention, the species of dispersant is not particularly restricted, and those skilled in the art can basis
Be actually needed and selected, according to a particular embodiment of the invention, dispersant can be selected from anionic surfactant or
Person's high molecular type surfactant.More specifically, anionic surfactant can be selected from neopelex, firmly
At least one in resin acid and lauryl sodium sulfate, high molecular type surfactant can be selected from sodium polymethacrylate,
Polyacrylamide, polyvinylpyrrolidone, polyoxyethylene stearic acid ester, acrylic acid amides copolymer, polystyrene methyl trimethoxy
At least one in ammonium salt and sodium carboxymethylcellulose.Thus, it is possible to further improve the anti-wear performance of composite coating and hydrophobic
Performance.
According to a particular embodiment of the invention, the addition of dispersant can be 0.1~3 weight %, and inventor has found, dissipates
Agent content is too high to cause the cost substantially to increase；It is too low, it is easily caused each component and disperses uneven, influence the quality of forming film of coating.
Embodiments in accordance with the present invention, inventor's discovery can further improve dredging for composite coating by adding auxiliary agent
Aqueous energy.
Embodiments in accordance with the present invention, the species of auxiliary agent is not particularly restricted, and those skilled in the art can be according to reality
Border needs to be selected, and according to a particular embodiment of the invention, auxiliary agent can be hydrophobic type auxiliary agent, more specifically, hydrophobic type is helped
Agent can be selected from least one in 3M ECC-400,3M FC-4430, Du Pont FSN-100, great Jin GH701.Thus, it is possible to
Further improve the hydrophobic performance of composite coating.
According to a particular embodiment of the invention, the addition of auxiliary agent can be 0.5~5 weight %, and inventor has found, auxiliary agent
Too high levels will cause the coating cost substantially to increase, and performance then increases less；Its content is too low, is easily caused coating hydrophobicity
Can reduce.
Embodiments in accordance with the present invention, the second mixed solvent can be the mixed liquor of the second organic solvent and water, wherein the
Two organic solvents are 100 with the volume ratio of water:(10~1).Embodiments in accordance with the present invention, the species of the second organic solvent is not
It is particularly limited, those skilled in the art can be selected according to actual needs, according to a particular embodiment of the invention, second
Organic solvent can be selected from toluene, dimethylbenzene, methyl alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, acetic acid just
At least one in butyl ester and tert-butyl acetate.Inventor's discovery, second is configured to by selecting suitable second organic solvent
Mixed solvent, can be effectively reduced the solidification temperature of composite coating, by the base material that fan blade is used is plastics, compared with
Deformation is susceptible under high-temperature, and passes through to be configured to the first mixed solvent using above-mentioned second organic solvent and water, Ke Yi
Composite coating is dried naturally at room temperature, reach the effect of solidification, so as to avoid the temperature distortion of plastic basis material.
According to a particular embodiment of the invention, the addition of the second mixed solvent can be 82~98.7 weight %, invention
People has found that it is low that the first mixed solvent adding too much is easily caused coating solid content, influences quality of forming film；And addition is too low can make
The reduction of coating mobility, makes the bad control of coating film-forming process.
Embodiments in accordance with the present invention, react 4~8h, to obtain face by the mixed dispersion liquid at 45~60 DEG C
Paint.Specifically, at 45~60 DEG C, each component can be formed within a certain period of time with dispersed or be dissolved in solvent
Matter solution, wherein inorganic component (such as delustering agent, inorganic nano-particle) and organic component (auxiliary agent etc.) are under action of coupling agents
Volume system of dissolving each other can be formed.
S300：Form prime coat
In the step, the spray-applied primer on the surface of fan blade base material, to form prime coat.Specifically, due to
Relatively low in the boiling point for preparing the first mixed solvent that priming paint is used, the fan blade base material that priming paint will be coated with normal temperatures exists
5~10min is dried in ventilating kitchen, you can effectively by solidifying priming paint in fan blade substrate surface, to form prime coat.
Embodiments in accordance with the present invention, the thickness of prime coat can be 1~10 μm, and inventor has found that thickness is too high to be caused
Coating cost substantially increases, and performance then increases less；Coating layer thickness is too low, is easily caused coating abrasion performance poor.
S400：Form top coat layer
In the step, in the surface spraying finish paint of the priming paint aspect, to form top coat layer, and fan blade is obtained.
Specifically, by relatively low for preparing the boiling point of the second mixed solvent that finish paint is used, finish paint will be coated with normal temperatures
Fan blade base material dries 12~24h in ventilating kitchen, you can effectively by topcoating cures in primed surface, to form finish paint
Layer, and obtain fan blade.
Embodiments in accordance with the present invention, the thickness of top coat layer can be 1~5 μm, and inventor has found, thickness is too high to be caused to apply
Material cost substantially increases, and performance then increases less；Coating layer thickness is too low, is easily caused coating abrasion performance poor.
Thus, embodiments in accordance with the present invention, the fan blade surface longtime running prepared using the method is adsorbed
The amount of dust of accumulation is extremely low, and surface composite coating has wearability higher, and service life is more long.
In the third aspect of the present invention, the present invention proposes a kind of fan.Embodiments in accordance with the present invention, the fan has
Foregoing fan blade.
Below with reference to specific embodiment, present invention is described, it is necessary to explanation, these embodiments are only description
Property, and the present invention is limited never in any form.
Embodiment 1
The preparation of the super-hydrophobic oleophobic priming paint of step (1)：At room temperature, by 15g tert-butyl acetates, the ethoxy of 2g 3- aminopropyls three
Base silane and the flatting silica that 2g particle diameters are 5 microns are added to the mixed solution (volume of dimethylbenzene and water of 100g dimethylbenzene and water
Than being 100:10~1) in, on homogenizer using 1500r/min stir 60min, be well mixed after, obtain it is super-hydrophobic dredge
Oil-base paint；
The preparation of the super-hydrophobic oleophobic finish paint of step (2)：By 5g nano silicon oxides and 2g γ-(oxygen of 2,3- epoxies third) propyl group three
Methoxy silane is dispersed in 90g organic solvent ethanol, and the ultrasound 30min on the ultrasonic machine of 40Hz, 100W, ultrasonic mixing is uniform
Afterwards；Add 2g 3M ECC-400 to obtain mixed dispersion liquid, the dispersion liquid is moved into the reactor that reaction temperature is 45~60 DEG C
In, 4~8h is reacted, obtain super-hydrophobic oleophobic finish paint；
Step (3) uses spraying coating process, and super-hydrophobic oleophobic priming paint is sprayed on plastic fan blade, and thickness is 1~10 μm,
It is placed at normal temperatures and 5~10min is dried in ventilating kitchen；Then the finish paint of super-hydrophobic super oleophobic coating is sprayed, thickness is 1~5 μm,
12~24h is dried in moving to ventilating kitchen, obtains the fan blade with super-hydrophobic oleophobic composite coating.
Embodiment 2
Contact angle is evaluated：
1. the fan blade flattened region that selection conventional fan blade (uncoated) and embodiment 1 are prepared cuts
And ensure that sample coatings are not destroyed, for contact angle test
2. the sample for cutting is determined with full-automatic contact angle instrument, is situated between as test from water and diiodomethane respectively
Matter, respectively surveys 5 contact angles and averages, and as a result sees Fig. 2~5.
(1) fan blade for being prepared to conventional fan blade (uncoated) and embodiment 1 respectively using water and test
The contact angle of medium is evaluated, and as a result sees Fig. 2 and 3.
As shown in Fig. 2 conventional fan blade is 102 degree with the contact angle of water；
As shown in figure 3, the fan blade for preparing of embodiment 1 is 151 degree with the contact angle of water.
(2) fan blade prepared to conventional fan blade (uncoated) and embodiment 1 respectively using diiodomethane
Contact angle with tested media is evaluated, and as a result sees Figure 4 and 5.
As shown in figure 4, conventional fan blade is 63 degree with the contact angle of diiodomethane；
As shown in figure 5, the fan blade for preparing of embodiment 1 is 110 degree with the contact angle of diiodomethane.
Embodiment 3
The coating of the fan blade that embodiment 1 is prepared under 500g weight through soft cloth wipe 20 times, 40 times, 60
It is secondary, 80 times, after 100 times, coating is respectively 145 °, 148 °, 144 °, 140 °, 141 ° with the contact angle of water, after 120 frictions with
The contact angle of water is changed into 100 °, and coating substantially fails.
Embodiment 4
Fan blade and the dust-proof effect of conventional fan blade (uncoated) that comparative example 1 prepares, as a result such as
Shown in table 1, Fig. 6 and Fig. 7：
The dust-proof effect of table 1 is contrasted
Result shows, under equal conditions, after accelerated experiment, compared to uncoated conventional fan blade, prepared by embodiment 1
The fan blade surface dust adhesive capacity with composite coating for obtaining have dropped 23.83%, with obvious dust-proof effect.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (11)
1. a kind of fan blade, it is characterised in that the surface of the fan blade has composite coating, and the composite coating includes
Prime coat and top coat layer,
Wherein, film-forming resin, the flatting silica of 0.5~10 weight %, 0.5~2 weight of the prime coat comprising 5~20 weight %
Measure first coupling agent of % and first mixed solvent of 70~94 weight %；
Nano inorganic particle, second coupling agent, 0.1~3 of 0.5~5 weight % of the top coat layer comprising 0.3~5 weight %
The dispersant of weight %, the auxiliary agent of 0.5~5 weight %, second mixed solvent of 82~98.7 weight %.
2. fan blade according to claim 1, it is characterised in that the film-forming resin is selected from neoprene, acetic acid
At least one in the tert-butyl ester, acrylic resin, polyurethane resin and epoxy resin.
3. fan blade according to claim 1, it is characterised in that the flatting silica is superfine silicon dioxide is described super
The average grain diameter of fine silica is 1~20 μm.
4. fan blade according to claim 1, it is characterised in that first coupling agent and second coupling agent point
It independently is not selected from least one in silane coupler, bimetallic coupling agent, titanate coupling agent and aluminate coupling agent,
Optionally, first coupling agent and second coupling agent be separately selected from n-octyl trimethoxy silane,
Dodecyltrimethoxysilane, octadecyl trimethoxysilane, octadecyl trichlorosilane alkane, ten trifluoro octyl group trimethoxies
Silane, tridecafluoro-n-octyltriethoxysilane, perfluoro decyl triethoxysilane, perfluoro decyl trichlorosilane, methoxyl group front three
Base silane, HMDS, (the allyloxymethyl) -1- of 2,2- bis- butoxy three (dioctyl phosphoric acid acyloxy) metatitanic acid
At least one in ester, distearyl acyl-oxygen aluminum isopropoxide acid esters and (ethyl acetoacetate base) diisopropoxy Aluminate.
5. fan blade according to claim 1, it is characterised in that the nano inorganic particle is selected from nano oxidized
At least one in silicon, aluminum oxide, zinc oxide, titanium oxide and zirconium oxide,
Optionally, the average grain diameter of the nano inorganic particle is 10~100nm.
6. fan blade according to claim 1, it is characterised in that the dispersant is selected from anionic surface activity
Agent or high molecular type surfactant, wherein,
The anionic surfactant be selected from neopelex, stearic acid and lauryl sodium sulfate extremely
Few one kind；The high molecular type surfactant be selected from sodium polymethacrylate, polyacrylamide, polyvinylpyrrolidone,
In polyoxyethylene stearic acid ester, acrylic acid amides copolymer, polystyrene methyl trimethoxy ammonium salt and sodium carboxymethylcellulose extremely
Few one kind.
7. fan blade according to claim 1, it is characterised in that the auxiliary agent is hydrophobic type auxiliary agent, the hydrophobic type
Auxiliary agent is selected from least one in 3M ECC-400,3M FC-4430, Du Pont FSN-100, great Jin GH701.
8. fan blade according to claim 1, it is characterised in that first mixed solvent be the first organic solvent with
The mixed liquor of water, first organic solvent is 100 with the volume ratio of water:(10~1)；
Second mixed solvent is the mixed liquor of the second organic solvent and water, and second organic solvent is with the volume ratio of water
100:(10~1),
Optionally, first organic solvent and second organic solvent are separately selected from toluene, dimethylbenzene, first
At least one in alcohol, ethanol, butanol, acetone, MEK, butanone, ethyl acetate, n-butyl acetate and tert-butyl acetate.
9. fan blade according to claim 1, it is characterised in that the thickness of the prime coat is 1~10 μm, the face
The thickness of enamelled coating is 1~5 μm.
10. a kind of method for preparing the fan blade described in any one of claim 1~9, it is characterised in that including：
(1) by the film-forming resin of 5~20 weight %, the flatting silica of 0.5~10 weight %, 0.5~2 weight % the first coupling agent
It is added in first mixed solvent of 70~94 weight % and is uniformly mixed, to obtain priming paint；
(2) by the nano inorganic particle of 0.3~5 weight %, second coupling agent of 0.5~5 weight %, 0.1~3 weight % point
Simultaneously ultrasonic mixing is uniform in second mixed solvent of 82~98.7 weight % of powder addition, adds the auxiliary agent of 0.5~5 weight %,
To obtain mixed dispersion liquid；
(3) mixed dispersion liquid is reacted into 4~8h at 45~60 DEG C, to obtain finish paint；
(4) priming paint is sprayed on the surface of fan blade base material, to form prime coat；And
(5) finish paint described in the surface spraying in the priming paint aspect, to form top coat layer, and obtains the fan blade.
11. a kind of fans, it is characterised in that the fan has the fan blade described in any one of claim 1~9.
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| CN201611250136.3A CN106752405A (en) | 2016-12-29 | 2016-12-29 | Fan blade and preparation method thereof and fan |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113881323A (en) * | 2021-11-22 | 2022-01-04 | 广东轻工职业技术学院 | Preparation method and application of super-hydrophobic coating |
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Application publication date: 20170531 |