CN116463023B - Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof - Google Patents
Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof Download PDFInfo
- Publication number
- CN116463023B CN116463023B CN202310336118.0A CN202310336118A CN116463023B CN 116463023 B CN116463023 B CN 116463023B CN 202310336118 A CN202310336118 A CN 202310336118A CN 116463023 B CN116463023 B CN 116463023B
- Authority
- CN
- China
- Prior art keywords
- parts
- acrylic
- salt spray
- fluorine
- graphene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- C09D143/00—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 containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/04—Acids; Metal salts or ammonium salts thereof
- C08F220/06—Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—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 a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1802—C2-(meth)acrylate, e.g. ethyl (meth)acrylate
-
- 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
- C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
-
- 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
- C09D5/08—Anti-corrosive paints
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2248—Oxides; Hydroxides of metals of copper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a salt spray resistant acrylic finish paint for a wind driven generator tower and a preparation method thereof, wherein the acrylic finish paint comprises the following raw materials in parts by weight: 50-65 parts of fluorosilicone modified acrylic resin, 8-13 parts of titanium dioxide, 5-10 parts of graphene-supported copper oxide, 2-5 parts of fluorine-based polyether modified polysiloxane, 2-3 parts of flatting agent, 1-2 parts of toughening agent, 8-11 parts of curing agent, 8-11 parts of diluent and 0-5 parts of other pigment. According to the acrylic finish paint, the fluorosilicone modified acrylic resin and the graphene loaded copper oxide are added, so that the finish paint has good salt spray resistance, weather resistance and impact resistance.
Description
Technical Field
The invention belongs to the technical field of paint, and particularly relates to salt spray resistant acrylic finish paint for a wind driven generator tower and a preparation method thereof.
Background
With the continuous development of the times, industries, families and the like depend on electric power more and more, so that the electric power demand is also more and more increased, the popularization of wind power generation is also more and more extensive, the wind power generation process is environment-friendly, the environment is not polluted, and the sea wind has the advantages of being rich, stable, high in power generation efficiency and the like, so that the offshore wind power generator has become a development trend.
The offshore wind turbine is required to be in a humid working environment such as the ocean for a long time, so the offshore wind turbine can be influenced by high salt fog, high damp and hot, weather in seasons, rain water, sea wave flushing and the like, but the common wind turbine tower in the prior art has low corrosion resistance and weather resistance, poor tensile strength and poor water resistance, so the protection effect of the paint on the wind turbine is reduced in the use process, the maintenance cost of the wind turbine is further increased, and the service life of the wind turbine is prolonged.
It is known to those skilled in the art to prevent and/or slow down the occurrence of corrosion by spraying/brushing anticorrosive coatings, thereby reducing equipment maintenance costs and extending equipment life. However, the existing anticorrosive paint applied to other technical fields is obviously insufficient in performance when applied to an offshore generator, and is mainly characterized in that the existing paint coating is insufficient in fatigue resistance, corrosion resistance, weather resistance, impact resistance and the like, and cannot meet the requirements of equipment required to be in service under a severe working environment.
Thus, there is a need to develop a salt spray and impact resistant anti-corrosion acrylic topcoat for use in offshore generators.
Disclosure of Invention
The invention aims to provide salt spray-resistant acrylic finish paint for a wind driven generator tower, which has excellent corrosion resistance, weather resistance and impact resistance.
The invention solves the problems by adopting the following technical scheme: the salt spray resistant acrylic finish paint for the wind driven generator tower comprises the following raw materials in parts by weight:
50-65 parts of fluorine-silicon modified acrylic resin
8-13 Parts of titanium dioxide
5-10 Parts of graphene-supported copper oxide
2-5 Parts of fluorine-based polyether modified polysiloxane
2-3 Parts of leveling agent
1-2 Parts of toughening agent
8-11 Parts of curing agent
8-11 Parts of diluent
0-5 Parts of other pigments
The raw materials of the fluorosilicone modified acrylic resin comprise acrylic monomers, acrylic ester monomers, fluorine-containing acrylic ester monomers, silicon-containing acrylic ester monomers and azo initiators.
Preferably, the mass ratio of the acrylic acid monomer to the acrylic acid ester monomer to the fluorine-containing acrylic acid ester monomer to the silicon-containing acrylic acid ester monomer is 1-2:1-1.5:0.5-1:0.5-1, and the addition amount of the azo initiator is 0.1-0.5% of the total mass of the acrylic acid monomer, the acrylic acid ester monomer, the fluorine-containing acrylic acid ester monomer and the silicon-containing acrylic acid ester monomer.
Preferably, the azo initiator is at least one of azobisisobutyronitrile, azobisisoheptonitrile or dimethyl azobisisobutyrate.
Preferably, the acrylic monomer is acrylic acid, methacrylic acid or itaconic acid, and the acrylic acid ester monomer is one or more of methyl methacrylate, ethyl methacrylate, tert-butyl methacrylate, ethyl acrylate, butyl acrylate, isobutyl acrylate and isopropyl acrylate.
Preferably, the fluorine-containing acrylate monomer is one or more of trifluoroethyl methacrylate, trifluoroethyl acrylate and hexafluorobutyl acrylate.
Preferably, the fluorosilicone modified acrylic resin is prepared by the following preparation method: and dissolving the acrylic acid monomer, the acrylic acid ester monomer, the fluorine-containing acrylic acid ester monomer and the silicon-containing acrylic acid ester monomer in a solvent, uniformly stirring under an inert gas environment, heating to 80-90 ℃, slowly dripping an initiator, and reacting for 3-4 hours to obtain the fluorine-silicon modified acrylic resin, wherein the solvent is one or more of ethyl acetate, toluene, n-butyl alcohol, acetone and cyclohexanone.
Preferably, the curing agent is one or more of polyamide curing agent, phenolic amine curing agent and alicyclic amine curing agent.
Preferably, the graphene-supported copper oxide is prepared by the following preparation method: adding copper acetate into deionized water, adding graphene, stirring and carrying out ultrasonic treatment, dropwise adding ammonium carbonate into the solution, keeping the reaction at a constant temperature, centrifuging, washing with alcohol and washing with water, and finally obtaining the graphene-loaded copper oxide.
More preferably, the graphene-supported copper oxide is prepared by the following preparation method: adding copper acetate into deionized water, adding graphene, stirring for 20-30 min, carrying out ultrasonic treatment for 0.5-1 h, dropwise adding ammonium carbonate into the solution, keeping the temperature at 110-125 ℃ for 5-6 h, centrifuging, washing with alcohol and washing with water for 3 times, and finally obtaining the graphene-loaded copper oxide.
Preferably, the toughening agent is one of dibutyl phthalate, dioctyl phthalate, trioctyl trimellitate and triethylene glycol di-isooctanoate.
Preferably, the diluent is at least one of dimethylbenzene, butyl acetate, propylene glycol methyl ether acetate, toluene and cyclohexanone.
Preferably, the other pigment is a red pigment, a black pigment, a blue pigment, a green pigment or a gray pigment.
The invention further aims to provide a preparation method of the salt spray resistant acrylic finish paint for the wind driven generator tower, which comprises the following steps:
(1) Adding titanium dioxide and graphene-loaded copper oxide into a grinder together, fully grinding and mixing, adding other pigments into the grinder, fully grinding and mixing, adding fluorosilicone modified acrylic resin, fluorine-based polyether modified polysiloxane and a diluent into the grinder together, fully grinding and mixing, adding a leveling agent and a toughening agent, and fully mixing to obtain a component A;
(2) And (3) stirring the component A prepared in the step (1) for 10-15 minutes at the speed of 800-1000 rpm, adding a curing agent after uniformly stirring, and fully and uniformly stirring to obtain the salt spray resistant acrylic finish paint.
Compared with the prior art, the invention has the advantages that:
(1) Acrylic acid monomer, acrylic ester monomer, fluorine-containing acrylic ester monomer and silicon-containing acrylic ester monomer are used as raw materials to prepare fluorine-silicon modified acrylic resin, the fluorine-silicon modified acrylic resin can be fully and chemically crosslinked with other components after being added into the finish paint, and fluorine-containing functional groups and silicon-containing functional groups are introduced, so that the weather resistance and corrosion resistance of the finish paint are greatly improved.
(2) According to the invention, the graphene-loaded copper oxide is added into the finish paint, so that the weather resistance and corrosion resistance of the finish paint are further improved.
Drawings
FIG. 1 is a graph showing the surface appearance of paint films of the top coats of example 1 and comparative examples 1-3 according to the present invention after CASS test;
Wherein, (a) is a surface appearance diagram of a paint film of the finishing paint of the example 1 after CASS experiment;
(b) The surface appearance diagram of the paint film of the finish paint of the comparative example 1 is subjected to CASS experiment;
(c) The surface appearance diagram of the paint film of the finish paint of the comparative example 2 is subjected to CASS experiment;
(d) The surface appearance of the paint film of the finish paint of the comparative example 3 is shown by CASS experiment.
Description of the embodiments
The present invention is described in further detail below with reference to examples.
Example 1
The salt spray resistant acrylic finish paint for the wind driven generator tower comprises the following raw materials in parts by weight:
50 parts of fluorosilicone modified acrylic resin
Titanium dioxide 10 parts
7 Parts of graphene-supported copper oxide
2 Parts of fluorine-based polyether modified polysiloxane
BYK310 leveling agent 2 parts
1 Part of toughening agent dibutyl phthalate
650 Parts of polyamide curing agent
8 Parts of diluent propylene glycol methyl ether acetate
Desolid FW-200 carbon black 3 parts
The graphene-supported copper oxide is prepared by the following preparation method: 1.0g of copper acetate is added into 100mL deionized water, 90 mg graphene is added into the solution, stirring is carried out for 30min, ultrasonic treatment is carried out for 0.5h, 15mL of 0.3M ammonium carbonate is dropwise added into the solution, the solution is kept at a constant temperature of 120 ℃ for 5h, centrifugation is carried out, and the lower layer substances are washed with ethanol and water for 3 times respectively, so that the graphene-loaded copper oxide is finally obtained.
The fluorosilicone modified acrylic resin is prepared by the following preparation method: adding 40g of acrylic acid, 40g of methyl methacrylate, 20g of trifluoroethyl methacrylate, 20g of silicon-containing acrylate monomer and 300mL of ethyl acetate into a four-neck flask provided with a stirrer, a thermometer, a condenser and a dropping funnel, introducing nitrogen, uniformly stirring, heating to 85 ℃, slowly dropwise adding 0.2g of azodiisobutyronitrile (after 30min is completely added), preserving heat for 4 hours after the dropwise adding is completed, cooling to 50 ℃, and discharging to obtain the fluorosilicone modified acrylic resin.
The silicon-containing acrylic ester monomer is prepared by the following method: under the protection of nitrogen, adding hydroxypropyl polysiloxane and tripropylene glycol diacrylate into a reaction vessel according to a molar ratio of 0.5:1, raising the temperature to 85 ℃ while stirring, adding dibutyltin dilaurate accounting for 0.5% of the total mass of the reactants and hydroquinone accounting for 0.01% of the total mass, and stopping stirring for reacting for 8 hours to obtain the silicon-containing acrylate monomer.
A preparation method of salt spray resistant acrylic finish paint for a wind driven generator tower barrel comprises the following steps:
(1) Adding titanium dioxide and graphene-loaded copper oxide into a grinder together, fully grinding and mixing, adding Desolid FW-200 carbon black into the grinder, fully grinding and mixing, adding fluorosilicone modified acrylic resin, fluorine-based polyether modified polysiloxane and a diluent into the grinder together, fully grinding and mixing until the fineness is less than or equal to 30 mu m, adding a flatting agent and a toughening agent, and fully mixing to obtain a component A;
(2) Stirring the component A prepared in the step (1) at the speed of 1000 rpm for 15 minutes, adding a curing agent after stirring uniformly, and fully and uniformly stirring to obtain the salt spray-resistant acrylic finish paint.
Example 2
The salt spray resistant acrylic finish paint for the wind driven generator tower comprises the following raw materials in parts by weight:
60 parts of fluorosilicone modified acrylic resin
12 Parts of titanium dioxide
Graphene-supported copper oxide 10 parts
3 Parts of fluorine-based polyether modified polysiloxane
EFKA3600 leveling agent 3 parts
2 Parts of toughening agent dioctyl phthalate
Phenolic amine curing agent T31 10 parts
Diluent xylene 10 parts
Desolid FW-200 carbon black 2 parts
The graphene-supported copper oxide is prepared by the following preparation method: 1.0g of copper acetate is added into 100 mL deionized water, 90 mg graphene is added into the solution, stirring is carried out for 30min, ultrasound is carried out for 1h, 15ml of 0.3M ammonium carbonate is added into the solution, the temperature of 125 ℃ is kept constant for 5 h, centrifugation is carried out, and the lower layer substances are washed with ethanol and water for 3 times respectively, so that the graphene-loaded copper oxide is finally obtained.
The fluorosilicone modified acrylic resin is prepared by the following preparation method: adding 40g of methacrylic acid, 40g of ethyl methacrylate, 20g of trifluoroethyl acrylate, 20g of silicon-containing acrylate monomer and 300mL of ethyl acetate into a four-neck flask provided with a stirrer, a thermometer, a condenser and a dropping funnel, introducing nitrogen, uniformly stirring, heating to 90 ℃, slowly dropwise adding 0.3g of azodiisobutyronitrile (after 30min is ended), preserving heat for 4 hours after dropwise adding, cooling to 50 ℃, and discharging to obtain the fluorosilicone modified acrylic resin.
The silicon-containing acrylic ester monomer is prepared by the following method: under the protection of nitrogen, adding hydroxypropyl polysiloxane and tripropylene glycol diacrylate into a reaction vessel according to a molar ratio of 0.5:1, raising the temperature to 85 ℃ while stirring, adding dibutyltin dilaurate accounting for 0.5% of the total mass of the reactants and hydroquinone accounting for 0.01% of the total mass, and stopping stirring for reacting for 8 hours to obtain the silicon-containing acrylate monomer.
A preparation method of salt spray resistant acrylic finish paint for a wind driven generator tower barrel comprises the following steps:
(1) Adding titanium dioxide and graphene-loaded copper oxide into a grinder together, fully grinding and mixing, adding Desolid FW-200 carbon black into the grinder, fully grinding and mixing, adding fluorosilicone modified acrylic resin, fluorine-based polyether modified polysiloxane and a diluent into the grinder together, fully grinding and mixing until the fineness is less than or equal to 30 mu m, adding a flatting agent and a toughening agent, and fully mixing to obtain a component A;
(2) Stirring the component A prepared in the step (1) at the speed of 1000 rpm for 15 minutes, adding a curing agent after stirring uniformly, and fully and uniformly stirring to obtain the salt spray-resistant acrylic finish paint.
Example 3
The salt spray resistant acrylic finish paint for the wind driven generator tower comprises the following raw materials in parts by weight:
65 parts of fluorine-silicon modified acrylic resin
11 Parts of titanium dioxide
Graphene-supported copper oxide 5 parts
3 Parts of fluorine-based polyether modified polysiloxane
BYK310 leveling agent 3 parts
2 Parts of toughening agent dibutyl phthalate
Polyamide curing agent 651 11 parts
Toluene 11 parts as diluent
Desolid FW-200 carbon black 2 parts
The graphene-supported copper oxide is prepared by the following preparation method: 1.1g of copper acetate is added into 100 mL deionized water, 100 mg graphene is added into the solution, stirring is carried out for 30min, ultrasound is carried out for 0.5h, 15ml of 0.3M ammonium carbonate is added into the solution dropwise, the solution is kept at a constant temperature of 120 ℃ for 6 h, centrifugation is carried out, and the lower layer substances are washed with ethanol and water for 3 times respectively, so that the graphene-loaded copper oxide is finally obtained.
The fluorosilicone modified acrylic resin is prepared by the following preparation method: adding 40g of acrylic acid, 30g of methyl methacrylate, 20g of trifluoroethyl methacrylate, 20g of silicon-containing acrylate monomer and 300mL of ethyl acetate into a four-neck flask provided with a stirrer, a thermometer, a condenser and a dropping funnel, introducing nitrogen, uniformly stirring, heating to 90 ℃, slowly dropwise adding 0.2g of azodiisobutyronitrile (after 30min is completely added), preserving heat for 4 hours after the dropwise adding is completed, cooling to 50 ℃, and discharging to obtain the fluorosilicone modified acrylic resin.
The silicon-containing acrylic ester monomer is prepared by the following method: under the protection of nitrogen, adding hydroxypropyl polysiloxane and tripropylene glycol diacrylate into a reaction vessel according to a molar ratio of 0.5:1, raising the temperature to 85 ℃ while stirring, adding dibutyltin dilaurate accounting for 0.5% of the total mass of the reactants and hydroquinone accounting for 0.01% of the total mass, and stopping stirring for reacting for 8 hours to obtain the silicon-containing acrylate monomer.
A preparation method of salt spray resistant acrylic finish paint for a wind driven generator tower barrel comprises the following steps:
(1) Adding titanium dioxide and graphene-loaded copper oxide into a grinder together, fully grinding and mixing, adding Desolid FW-200 carbon black into the grinder, fully grinding and mixing, adding fluorosilicone modified acrylic resin, fluorine-based polyether modified polysiloxane and a diluent into the grinder together, fully grinding and mixing until the fineness is less than or equal to 30 mu m, adding a flatting agent and a toughening agent, and fully mixing to obtain a component A;
(2) Stirring the component A prepared in the step (1) at the speed of 1000 rpm for 15 minutes, adding a curing agent after stirring uniformly, and fully and uniformly stirring to obtain the salt spray-resistant acrylic finish paint.
Comparative example 1
The only difference from example 1 is that: and graphene-loaded copper oxide is not added.
Comparative example 2
The only difference from example 1 is that: no acrylic acid monomer or acrylate monomer was added.
Comparative example 3
The only difference from example 1 is that: the fluorine-containing acrylate monomer and the silicon-containing acrylate monomer are not added.
Performance test:
The topcoats obtained in examples 1 to 3 and comparative examples 1 to 3 were applied to the surface of a polished standard tinplate, the thickness was controlled at 20 μm, and after complete drying, salt spray resistance, weather resistance and impact resistance were carried out, with specific results being shown in Table 1.
TABLE 1 Performance test Table for acrylic finishes obtained in examples 1-3 and comparative examples 1-2
The finish paint prepared in example 1 and comparative examples 1 to 3 was applied to the polished surface of a standard tinplate by brushing, the thickness of the coating film was 30.+ -.3. Mu.m, after complete curing, CASS test (copper salt accelerated salt spray test) was carried out according to GB/T10125 artificial atmosphere corrosion test, at 50.+ -. 2 ℃ for 72 hours, and whether defects were observed on the surface of the paint film, the appearance of the sample in example 1 was not significantly changed, and the surface of the paint film in comparative examples 1 to 3 was small bubbles, spots, and falling off, etc., as shown in FIG. 1.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions that are formed by equivalent transformation or equivalent substitution should fall within the protection scope of the claims of the present invention.
Claims (9)
1. The utility model provides a salt fog resistant acrylic acid finish for aerogenerator tower section of thick bamboo which characterized in that: the material comprises the following raw materials in parts by weight:
50-65 parts of fluorine-silicon modified acrylic resin
8-13 Parts of titanium dioxide
5-10 Parts of graphene-supported copper oxide
2-5 Parts of fluorine-based polyether modified polysiloxane
2-3 Parts of leveling agent
1-2 Parts of toughening agent
8-11 Parts of curing agent
8-11 Parts of diluent
0-5 Parts of other pigments
The raw materials of the fluorosilicone modified acrylic resin comprise acrylic monomers, acrylic ester monomers, fluorine-containing acrylic ester monomers, silicon-containing acrylic ester monomers and azo initiators;
the graphene-supported copper oxide is prepared by the following preparation method: adding copper acetate into deionized water, adding graphene, stirring and carrying out ultrasonic treatment, dropwise adding ammonium carbonate into the solution, keeping the reaction at a constant temperature, centrifuging, washing with alcohol and washing with water, and finally obtaining the graphene-loaded copper oxide.
2. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the azo initiator is at least one of azodiisobutyronitrile, azodiisoheptonitrile or dimethyl azodiisobutyrate.
3. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the acrylic acid monomer is acrylic acid, methacrylic acid or itaconic acid, and the acrylic acid ester monomer is one or more of methyl methacrylate, ethyl methacrylate, tert-butyl methacrylate, ethyl acrylate, butyl acrylate, isobutyl acrylate and isopropyl acrylate.
4. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the fluorine-containing acrylate monomer is one or more of trifluoroethyl methacrylate, trifluoroethyl acrylate and hexafluorobutyl acrylate.
5. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the fluorosilicone modified acrylic resin is prepared by the following preparation method: and dissolving the acrylic acid monomer, the acrylic acid ester monomer, the fluorine-containing acrylic acid ester monomer and the silicon-containing acrylic acid ester monomer in a solvent, uniformly stirring under an inert gas environment, heating to 80-90 ℃, slowly dropwise adding an azo initiator, and reacting for 3-4 hours to obtain the fluorine-silicon modified acrylic resin, wherein the solvent is one or more of ethyl acetate, toluene, n-butyl alcohol, acetone and cyclohexanone.
6. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the curing agent is one or more of polyamide curing agent, phenolic aldehyde amine curing agent and alicyclic amine curing agent.
7. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the toughening agent is one of dibutyl phthalate, dioctyl phthalate, trioctyl trimellitate and triethylene glycol di-isooctyl ester.
8. The salt spray resistant acrylic topcoat for wind turbine tower according to claim 1, wherein: the diluent is at least one of dimethylbenzene, butyl acetate, propylene glycol methyl ether acetate, toluene and cyclohexanone.
9. A method for preparing the salt spray resistant acrylic finish paint for a wind driven generator tower according to any one of claims 1-8, which is characterized in that: the method comprises the following steps:
(1) Adding titanium dioxide and graphene-loaded copper oxide into a grinder together, fully grinding and mixing, adding other pigments into the grinder, fully grinding and mixing, adding fluorosilicone modified acrylic resin, fluorine-based polyether modified polysiloxane and a diluent into the grinder together, fully grinding and mixing, adding a leveling agent and a toughening agent, and fully mixing to obtain a component A;
(2) And (3) stirring the component A prepared in the step (1) for 10-15 minutes at the speed of 800-1000 rpm, adding a curing agent after uniformly stirring, and fully and uniformly stirring to obtain the salt spray resistant acrylic finish paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310336118.0A CN116463023B (en) | 2023-03-31 | 2023-03-31 | Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310336118.0A CN116463023B (en) | 2023-03-31 | 2023-03-31 | Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116463023A CN116463023A (en) | 2023-07-21 |
| CN116463023B true CN116463023B (en) | 2024-07-26 |
Family
ID=87178151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310336118.0A Active CN116463023B (en) | 2023-03-31 | 2023-03-31 | Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116463023B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118374201B (en) * | 2024-04-11 | 2025-02-18 | 深圳市朗迈新材料科技有限公司 | A kind of corrosion-resistant graphene modified epoxy resin floor paint and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928498A (en) * | 2010-08-24 | 2010-12-29 | 中国电力科学研究院 | A kind of fluorine silicon modified acrylic resin hydrophobic anticorrosion coating |
| CN102765715A (en) * | 2012-07-12 | 2012-11-07 | 上海大学 | A graphene-loaded sheet-like copper oxide composite material and its hydrothermal synthesis method |
| CN110591524A (en) * | 2019-09-23 | 2019-12-20 | 广东工业大学 | A kind of nanocomposite material and its preparation method, corrosion-resistant coating and its preparation method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106384832A (en) * | 2016-10-14 | 2017-02-08 | 济南大学 | ZnO-CuO/rGO (reduced graphene oxide) composite material with efficient electrocatalytic oxygen reduction performance |
| CN114716885A (en) * | 2021-01-05 | 2022-07-08 | 中国移动通信有限公司研究院 | A kind of graphene composite coating and preparation method, heat dissipation device |
| CN114163922A (en) * | 2021-12-09 | 2022-03-11 | 常州艾肯智造科技有限公司 | Water-based nano heat-insulating coating and preparation method thereof |
-
2023
- 2023-03-31 CN CN202310336118.0A patent/CN116463023B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928498A (en) * | 2010-08-24 | 2010-12-29 | 中国电力科学研究院 | A kind of fluorine silicon modified acrylic resin hydrophobic anticorrosion coating |
| CN102765715A (en) * | 2012-07-12 | 2012-11-07 | 上海大学 | A graphene-loaded sheet-like copper oxide composite material and its hydrothermal synthesis method |
| CN110591524A (en) * | 2019-09-23 | 2019-12-20 | 广东工业大学 | A kind of nanocomposite material and its preparation method, corrosion-resistant coating and its preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116463023A (en) | 2023-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102533078B (en) | Water-based coating and preparation method and application thereof | |
| CN102993442A (en) | Aqueous acrylic acid modified epoxy ester emulsion and its preparation method | |
| CN110408296B (en) | High-solid-content water-based ship anticorrosive paint and preparation method thereof | |
| CN116463023B (en) | Salt spray-resistant acrylic finish paint for wind driven generator tower and preparation method thereof | |
| CN114539461B (en) | Acrylate emulsion with linear gradient structure, water-based industrial paint and preparation method thereof | |
| CN105969032A (en) | Water-based alkyd paint and preparation method thereof | |
| CN106243981A (en) | A kind of high resistance to dust storm corrodes wind-driven power generation blade coating and preparation method thereof | |
| CN107118679A (en) | A kind of water-based anticorrosive paint and preparation method thereof | |
| CN102676034B (en) | A kind of anti-graffiti coating being applicable to outdoor facilities and preparation method thereof | |
| CN115322675B (en) | Elastic coating and fan blade | |
| CN101851462A (en) | High-solid-content wear-resistant paint for wind power generators, and preparation method and application thereof | |
| CN110776816B (en) | Polyether amine modified alkyd resin water-based functional coating | |
| CN101177518A (en) | Epoxy ester resin water dispersion and method for manufacturing rust-inhibiting primer using the same as foundation | |
| CN111234667A (en) | Water-based acrylic polyurethane finish paint for diesel engine and preparation method thereof | |
| CN114380953A (en) | Modified acrylic emulsion for water-based baking varnish of computer heat dissipation module | |
| CN116023841B (en) | Coating with rapid repair function and preparation method thereof | |
| CN118931349A (en) | A method for preparing a super-hydrophobic, wear-resistant water-based peelable coating | |
| CN116970131B (en) | A kind of ultra-low acid value alkyd resin aqueous dispersion and preparation method thereof | |
| CN112759715B (en) | High-hydroxyl-content aqueous acrylic acid dispersion and preparation method thereof | |
| CN102199374B (en) | Ultraviolet light room temperature dual curing coating composition and preparation method thereof | |
| JP3984083B2 (en) | Method for recovering performance of low-contamination coating film and low-contamination coating film | |
| CN115926544A (en) | Water-based metal antirust paint and preparation method thereof | |
| CN116656222B (en) | A method for preparing environmentally friendly and highly weather-resistant water-based automotive topcoat | |
| CN107227106A (en) | Water-based anticorrosive paint and preparation method thereof | |
| CN115449289A (en) | A kind of UV curing cathodic electrophoretic paint for metal and its preparation method and application |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |