CN107384112B - A kind of graphene-based anticorrosion coating material and preparation method thereof with the rust construction of water band - Google Patents

A kind of graphene-based anticorrosion coating material and preparation method thereof with the rust construction of water band Download PDF

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CN107384112B
CN107384112B CN201710617182.0A CN201710617182A CN107384112B CN 107384112 B CN107384112 B CN 107384112B CN 201710617182 A CN201710617182 A CN 201710617182A CN 107384112 B CN107384112 B CN 107384112B
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graphene
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nano particle
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CN107384112A (en
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刘猛
张晓辰
李少香
范金福
薛守伟
曲文娟
李光俊
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Central Research Institute Of China Chemical Science And Technology Co ltd
Qingdao Xuanwei Coating Material Co ltd
Qingdao University of Science and Technology
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QINGDAO XUANWEI COATING MATERIAL CO Ltd
Qingdao University of Science and Technology
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D161/00Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
    • C09D161/04Condensation polymers of aldehydes or ketones with phenols only
    • C09D161/06Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • C09D161/14Modified phenol-aldehyde condensates
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
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Abstract

The invention discloses a kind of graphene-based anticorrosion coating materials and preparation method thereof with the rust construction of water band, including component A and component B, the component A is made of following raw material: epoxy resin, organic siliconresin, nanoparticle/graphene composite material, aqueous phosphate chelate, barium sulfate, talcum powder, diamond dust, the silicone resin, organic silicon defoamer of Ultra-low molecular weight;The component B is made of following raw material: cashew nut oil modified phenolic aldehyde polyimide resin.Preparation method are as follows: stir evenly all components of component A and component B respectively;Component A obtained and component B are uniformly mixed according to weight ratio 7-10:1 to get the product.The invention has the characteristics that providing a kind of energy band water, anticorrosion coating material with steel construction in rust, band dirty coating ocean and preparation method thereof, and antiseptic property is increased using nanoparticle/graphene composite material in coating material.

Description

A kind of graphene-based anticorrosion coating material and preparation method thereof with the rust construction of water band
Technical field
The present invention relates to anticorrosion coating materials, and in particular to a kind of graphene-based anticorrosion coating material with the rust construction of water band And preparation method thereof.
Background technique
According to statistics, in the world every year due to corrosion caused by loss account for the 2%-4% of national economy total output value, than because of fire Loss summation caused by the natural calamities such as calamity, disaster caused by a windstorm, floods and earthquake is also big, therefore each coastal state in the world is highly heavy It works depending on marine corrosion and Protective Research.China is ocean big country, possesses more than 18000 kilometers of coastline, at present in marine oil The fields such as gas field development, port construction, bridge spanning the sea, seabed tunnel, Marine engineering and deep-sea exploration are built and a large amount of building Various steel constructions and reinforced concrete structure facility, once disastrous corrosion occurs, it will lead to seriously destruction and tremendous economic Loss.
Graphene itself has the performances such as excellent electricity, mechanics and calorifics, and the lamellar structure of itself is with superpower Shielding, corrosive medium can be stopped to enter coating, applied it in anticorrosive paint, can both improve the performance of coating, such as Flexibility, hardness, shock resistance etc., and its corrosion resistance can be enhanced.But the high chemical stability of graphene itself and dredge It is aqueous, so that it is difficult dispersion and functionalization.And graphene oxide (GO) be one kind on surface and edge by hydroxyl, carboxyl and The substance of the unimolecule carbon-coating of the oxygen-containing functional groups such as epoxy group composition, sufficient oxygen-containing group not only make GO and organic polymer very Good compatibility, and it is made to be easier to functionalization.However, due in GO Van der Waals force interaction, show solid matter heap Stack structure causes to be unevenly distributed and be difficult to the problem of removing in the epoxy.Therefore, grapheme modified with inorganic nano material Nano particle can be loaded to the surface GO using its steric hindrance by thin slice, prevent the reunion between graphene oxide layer, make it easily In being distributed in large arch dam system.
Summary of the invention
For needing to clear up in the iron rust of construction surface, dirt before the construction of existing coating material, can just construct, and Coating will coat 2 times, and coating layer thickness just can make coating salt-fog resistant time reach 4000h in 1.6mm or more.The present invention provides one kind Energy band water, with rust, the graphene-based anticorrosion coating material of band dirt coating steel construction and preparation method thereof.The coating material construction party Just, long service life, while mitigating coating layer thickness, save raw material, significantly increase antiseptic property.
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B, the first group Part is prepared by each component of following weight parts:
5-10 parts of 45-55 parts of epoxy resin, the organic siliconresin of Ultra-low molecular weight, nanoparticle/graphene composite material 0.5-2 parts, 5-10 parts of aqueous phosphate chelate, 5-10 parts of barium sulfate, 5-10 parts of talcum powder, 5-10 parts of diamond dust, siloxanes 1-1.5 parts of resin, 0.1-0.5 parts of organic silicon defoamer;
The component B are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
The graphene-based anticorrosion coating material with the rust construction of water band, preparation method include the following steps:
(1) according to the parts by weight of each component of component A, each substance is weighed, the high-power height of all components in component A Under conditions of 1500-2500 revs/min, dispersion is packed and stored fast dispersion machine after 1-2 hours;
It (2) is that 7-10:1 uniformly mixes to get the product according to weight ratio by component A obtained and component B.
The preparation method of the nanoparticle/graphene composite material, comprising the following steps:
(1) using natural flake graphite as raw material, graphene oxide is prepared using Hummers method is improved;
(2) nano particle is distributed in the ethanol solution containing amino silicane coupling agent that volume fraction is 2%, ultrasound Deionized water is added dropwise at 90 DEG C of water-bath by 2h, reacts 10h, and obtained product dehydrated alcohol and deionized water are washed three times respectively, Functionalized nano particle is obtained after freeze-drying;
(3) graphene oxide prepared by step (1) is distributed to volume fraction is 2% containing epoxy silane coupling In ethanol solution, deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and deionization Water washs three times respectively, and functional graphene oxide is obtained after freeze-drying;
(4) functional graphene oxide made from step (3) is added in n,N-Dimethylformamide, ultrasonic 2h adds Enter the functionalized nano particle of step (2) preparation, ultrasonic 2h reacts 12h at 90 DEG C of oil bath, obtains mixed solution;
(5) reducing agent solution is instilled in mixed solution, obtained product dehydrated alcohol and deionized water are washed respectively Three times, graphene/nanometer particulate composite is obtained after freeze-drying.
In the preparation method of nanoparticle/graphene composite material, selected described in step (2) containing amino silicane coupling agent With 3- TSL 8330, gamma-aminopropyl-triethoxy-silane, N- aminoethyl-gamma-aminopropyl-triethoxy silicon Alkane, N- (β-aminoethyl)-γ-aminopropyltrimethoxysilane, N- β-(aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane One of.
In the preparation method of nanoparticle/graphene composite material, nano particle described in step (2) selects nano oxygen Change zirconium (ZrO2), nano silica (SiO2), nano-titanium dioxide (TiO2), nano aluminium oxide (Al2O3One of).
In the preparation method of nanoparticle/graphene composite material, nano particle described in step (2) and contain amino silicone The amount ratio of alkane coupling agent is 1-5g:100mL.
In the preparation method of nanoparticle/graphene composite material, nano particle described in step (2) is gone with what is be added dropwise The amount ratio of ionized water is 1-2g:200mL.
In the preparation method of nanoparticle/graphene composite material, epoxy silane coupling is contained described in step (3) γ-glycidyl ether oxygen propyl trimethoxy silicane, γ-glycidylpropyl methyl dimethoxysilane, 3- is selected to shrink One of glyceryl ether oxypropyl triethoxysilane, 2- (3,4- 7-oxa-bicyclo[4.1.0 base) ethyl trimethoxy silane.
In the preparation method of nanoparticle/graphene composite material, graphene oxide described in step (3) and contain epoxy The amount ratio of base silane coupling agent is 1-5g:100mL;Graphene oxide described in step (3) and the deionized water of dropwise addition Amount ratio is 1-2g:200mL.
In the preparation method of nanoparticle/graphene composite material, functional graphene oxide described in step (4) and The mass volume ratio of N,N-dimethylformamide is 1-2g:200mL;Functional graphene oxide and function described in step (4) The weight ratio that nano particle can be changed is 2-3:1;One in the selection of reducing solution described in step (5) hydrazine hydrate, sodium borohydride Kind;The volume ratio of mixed solution described in step (5) and reducing solution is 3-5:1.
The advantages of graphene-based anticorrosion coating material and preparation method thereof that the present invention constructs with water band rust, is:
1. the graphene-based anticorrosion coating material and preparation method thereof with the rust construction of water band, has selected nano particle/graphite Alkene composite material, can be evenly dispersed in the coating, forms relatively complete sheet shielding construction, enhances coating antiseptic Can, reduce best coating layer thickness, raw material and construction cost can be saved.
2. the graphene-based anticorrosion coating material and preparation method thereof with the rust construction of water band, coating material have very strong infiltration Effect thoroughly, may penetrate among rust and iron plate, rust is wrapped, and prevent corrosion from continuing to occur, while inorganic filler energy and water Reaction, so band water, application over rust can be realized.
Detailed description of the invention
Fig. 1 is the SEM photograph of nanoparticle/graphene composite material;
Specific embodiment:
Embodiment one
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B.Its main component By weight:
The component A each component are as follows: 10 parts of 50 parts of epoxy resin, the organic siliconresin of Ultra-low molecular weight, nano particle/ 1.5 parts of graphene composite material, 7 parts of aqueous phosphate chelate, 10 parts of barium sulfate, 10 parts of talcum powder, 10 parts of diamond dust, silicon oxygen 1.2 parts of alkane resin, 0.3 part of organic silicon defoamer;
The component B each component are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
Prepare the preparation method of the graphene-based anticorrosion coating material with the rust construction of water band of the present embodiment, including following step It is rapid:
(1) 50 parts of the epoxy resin of the Ultra-low molecular weight in component A, 10 parts of organic siliconresin, nano particle/graphite 1.5 parts of alkene composite material, 7 parts of aqueous phosphate chelate, 10 parts of barium sulfate, 10 parts of talcum powder, 10 parts of diamond dust, siloxanes tree 1.2 parts of rouge, 0.3 part of organic silicon defoamer, with Large-power High-Speed dispersion machine under conditions of 1500 revs/min, after dispersion 2 hours It is packed and stored;
It (2) is that 10:1 uniformly mixes to get the product according to weight ratio by component A obtained and second group.
In the present embodiment, nanoparticle/graphene composite material the preparation method is as follows:
(1) preparation method of graphene oxide is the same as the step (1) in example IV;
(2) 40mg nano-titanium oxide is distributed to the 3- TSL 8330 that 50mL volume fraction is 2% In ethanol solution, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and goes Ionized water washs three times respectively, and functionalization titanium oxide is obtained after freeze-drying;
(3) 40mg graphene oxide is distributed to 50mL volume fraction is 2% γ-glycidyl ether oxygen propyl trimethoxy In the alcohol solvent of silane, ultrasonic 2h reacts 10h at 90 DEG C of water-bath, obtained product dehydrated alcohol and deionized water difference Washing three times, obtains functional graphene oxide after freeze-drying;
(4) 40mg functional graphene oxide is added to 6.5mLN, in dinethylformamide, function is added in ultrasonic 2h Nano particle can be changed, ultrasonic 2h reacts 12h at 90 DEG C of oil bath, obtains mixed solution;
(5) in mixed solution instill 2.0mL 80wt% hydrazine hydrate solution, obtained product dehydrated alcohol and go from Sub- water washs respectively, and nanoparticle/graphene composite material is obtained after freeze-drying.
The performance test results of the present embodiment are as follows:
Embodiment two
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B.Its main component By weight:
The component A each component are as follows: 9 parts of 53 parts of epoxy resin, organic siliconresin, the nano particle/stone of Ultra-low molecular weight 1 part of black alkene composite material, 8.8 parts of aqueous phosphate chelate, 9 parts of barium sulfate, 9 parts of talcum powder, 9 parts of diamond dust, siloxanes tree 1 part of rouge, 0.2 part of organic silicon defoamer;
The component B each component are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
Prepare the preparation method of the graphene-based anticorrosion coating material with the rust construction of water band of the present embodiment, including following step It is rapid:
(1) 53 parts of the epoxy resin of the Ultra-low molecular weight in component A, 9 parts of organic siliconresin, nano particle/graphene 1 part of composite material, 8.8 parts of aqueous phosphate chelate, 9 parts of barium sulfate, 9 parts of talcum powder, 9 parts of diamond dust, silicone resin 1 Part, 0.2 part of organic silicon defoamer, with Large-power High-Speed dispersion machine under conditions of 2000 revs/min, dispersion is wrapped after 1.5 hours It is packed into library;
It (2) is that 9:1 uniformly mixes to get the product according to weight ratio by component A obtained and second group.
In the present embodiment, nanoparticle/graphene composite material the preparation method is as follows:
(1) preparation method of graphene oxide is the same as the step (1) in example IV;
(2) 30mg nano zircite is distributed to the second for the gamma-aminopropyl-triethoxy-silane that 50mL volume fraction is 2% In alcoholic solution, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and go from Sub- water washs three times respectively, and functionalization zirconium oxide is obtained after freeze-drying;
(3) 40mg graphene oxide is distributed to 50mL volume fraction is 2% γ-glycidylpropyl methyl dimethoxy oxygen In the alcohol solvent of base silane, ultrasonic 2h reacts 10h at 90 DEG C of water-bath, obtained product dehydrated alcohol and deionization moisture It does not wash three times, functional graphene oxide is obtained after freeze-drying;
(4) 30mg functional graphene oxide is added to 6mLN, in dinethylformamide, 20mg is added in ultrasonic 2h Functionalized nano particle, ultrasonic 2h react 12h at 90 DEG C of oil bath, obtain mixed solution;
(5) in mixed solution instill 1.5mL 40g/L sodium borohydride solution, obtained product dehydrated alcohol and go from Sub- water washs respectively, and nanoparticle/graphene composite material is obtained after freeze-drying.
The performance test results of the present embodiment are as follows:
Embodiment three
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B.Its main component By weight:
The component A each component are as follows: 8 parts of 55 parts of epoxy resin, organic siliconresin, the nano particle/stone of Ultra-low molecular weight 2 parts of black alkene composite material, 7 parts of aqueous phosphate chelate, 8 parts of barium sulfate, 8 parts of talcum powder, 10 parts of diamond dust, silicone resin 1.5 parts, 0.5 part of organic silicon defoamer;
The component B each component are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
Prepare the preparation method of the graphene-based anticorrosion coating material with the rust construction of water band of the present embodiment, including following step It is rapid:
(1) 55 parts of the epoxy resin of the Ultra-low molecular weight in component A, 8 parts of organic siliconresin, nano particle/graphene 2 parts of composite material, 7 parts of aqueous phosphate chelate, 8 parts of barium sulfate, 8 parts of talcum powder, 10 parts of diamond dust, silicone resin 1.5 Part, 0.5 part of organic silicon defoamer, with Large-power High-Speed dispersion machine under conditions of 2500 revs/min, dispersion is packed after 1 hour Storage;
It (2) is that 10:1 uniformly mixes to get the product according to weight ratio by component A obtained and second group.
In the present embodiment, nanoparticle/graphene composite material the preparation method is as follows:
(1) preparation method of graphene oxide is the same as the step (1) in example IV;
(2) 40mg nano silica is distributed to the gamma-aminopropyl-triethoxy-silane that 50mL volume fraction is 2% In ethanol solution, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and goes Ionized water washs three times respectively, and functionalization zirconium oxide is obtained after freeze-drying;
(3) 40mg graphene oxide is distributed to γ-glycidylpropyl methyl dimethoxy that 40mL volume fraction is 2% In the ethanol solution of oxysilane, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product nothing Water-ethanol and deionized water are washed three times respectively, and functional graphene oxide is obtained after freeze-drying;
(4) 30mg functional graphene oxide is added to 6mLN, in dinethylformamide, function is added in ultrasonic 2h Change nano particle, ultrasonic 2h reacts 12h at 90 DEG C of oil bath, obtains mixed solution;
(5) hydrazine hydrate solution that 1.5mL 80wt% is instilled in mixed solution, obtained product dehydrated alcohol and goes Ionized water washs respectively, and nanoparticle/graphene composite material is obtained after freeze-drying.
The performance test results of the present embodiment are as follows:
Example IV
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B.Its main component By weight:
The component A each component are as follows: 9 parts of 53 parts of epoxy resin, organic siliconresin, the nano particle/stone of Ultra-low molecular weight 1 part of black alkene composite material, 8.8 parts of aqueous phosphate chelate, 9 parts of barium sulfate, 9 parts of talcum powder, 8.8 parts of diamond dust, siloxanes 1 part of resin, 0.4 part of organic silicon defoamer;
The component B each component are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
(1) 53 parts of the epoxy resin of the Ultra-low molecular weight in component A, 9 parts of organic siliconresin, nano particle/graphene 1 part of composite material, 8.8 parts of aqueous phosphate chelate, 9 parts of barium sulfate, 9 parts of talcum powder, 8.8 parts of diamond dust, silicone resin 1 Part, 0.4 part of organic silicon defoamer, with Large-power High-Speed dispersion machine under conditions of 2000 revs/min, dispersion is wrapped after 1.5 hours It is packed into library;
It (2) is that 9.5:1 uniformly mixes to get the product according to weight ratio by component A obtained and second group.
In the present embodiment, nanoparticle/graphene composite material the preparation method is as follows:
(1) using natural flake graphite as raw material, graphene oxide is prepared using Hummers method is improved.Weigh 1.0g scale Graphite, 3g potassium permanganate, 0.5g sodium nitrate are added sequentially in cooling kettle gallbladder, add 98% concentrated sulfuric acid of 30mL, are covered rapidly Upper kettle cover is tightened, and refrigerator deepfreeze 30min is put into;Reaction kettle is taken out, 80 DEG C of baking oven reaction 10min are placed, after taking-up It is cooled to room temperature;Product is poured into the beaker for filling 100ml deionized water, a certain amount of hydrogen peroxide is added dropwise until liquid becomes bright Yellow or khaki;24 hours are stood, supernatant liquor is outwelled, first carries out 3 pickling with 5% HCl, then repeatedly washed Its PH is washed until 5~7;After the centrifugation of acquired solution, the substance of bottom is high concentration graphene oxide, freeze-drying After obtain graphene oxide.
(2) 30mg nano zircite is distributed to the 3- TSL 8330 that 50mL volume fraction is 2% In ethanol solution, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and goes Ionized water washs three times respectively, and functionalization zirconium oxide is obtained after freeze-drying;
(3) 30mg graphene oxide is distributed to γ-glycidyl ether oxygen propyl trimethoxy that 50mL volume fraction is 2% In the ethanol solution of base silane, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, and obtained product is with anhydrous Ethyl alcohol and deionized water are washed three times respectively, and functional graphene oxide is obtained after freeze-drying;
(4) 30mg functional graphene oxide is added to 6mLN, in dinethylformamide, 10mg is added in ultrasonic 2h Functionalized nano particle, ultrasonic 2h react 12h at 90 DEG C of oil bath, obtain mixed solution;
(5) in mixed solution instill 1.5mL 80wt% hydrazine hydrate solution, obtained product dehydrated alcohol and go from Sub- water washs respectively, and nanoparticle/graphene composite material is obtained after freeze-drying.
The performance test results of the present embodiment are as follows:
Embodiment five
A kind of graphene-based anticorrosion coating material with the rust construction of water band, including component A and component B.Its main component By weight:
The component A each component are as follows: 10 parts of 50 parts of epoxy resin, the organic siliconresin of Ultra-low molecular weight, nano particle/ 1.5 parts of graphene composite material, 7 parts of aqueous phosphate chelate, 9.9 parts of barium sulfate, 9.8 parts of talcum powder, 9.8 parts of diamond dust, 1.5 parts of silicone resin, 0.5 part of organic silicon defoamer;
The component B each component are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin.
Prepare the preparation method of the graphene-based anticorrosion coating material with the rust construction of water band of the present embodiment, including following step It is rapid:
(1) 50 parts of the epoxy resin of the Ultra-low molecular weight in component A, 10 parts of organic siliconresin, nano particle/graphite 1.5 parts of alkene composite material, 7 parts of aqueous phosphate chelate, 9.9 parts of barium sulfate, 9.8 parts of talcum powder, 9.8 parts of diamond dust, silicon oxygen 1.5 parts of alkane resin, 0.5 part of organic silicon defoamer, with Large-power High-Speed dispersion machine under conditions of 1500 revs/min, dispersion 2 is small When after be packed and stored;
It (2) is that 8:1 uniformly mixes to get the product according to weight ratio by component A obtained and second group.
In the present embodiment, nanoparticle/graphene composite material the preparation method is as follows:
(1) preparation method of graphene oxide is the same as the step (1) in example IV;
(2) 60mg nano-titanium oxide is distributed to the second for the gamma-aminopropyl-triethoxy-silane that 90mL volume fraction is 2% In alcoholic solution, 12mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and go from Sub- water washs three times respectively, and functionalization titanium oxide is obtained after freeze-drying;
(3) 30mg graphene oxide is distributed to γ-glycidylpropyl methyl dimethoxy that 50mL volume fraction is 2% In the ethanol solution of oxysilane, 6mL deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product nothing Water-ethanol and deionized water are washed three times respectively, and functional graphene oxide is obtained after freeze-drying;
(4) 30mg functional graphene oxide is added to 5.5mLN, in dinethylformamide, ultrasonic 2h is added 15mg functionalized nano particle, ultrasonic 2h react 12h at 90 DEG C of oil bath, obtain mixed solution;
(5) in mixed solution instill 1.0mL 40g/L sodium borohydride solution, obtained product dehydrated alcohol and go from Sub- water washs respectively, and nanoparticle/graphene composite material is obtained after freeze-drying.
The performance test results of the present embodiment are as follows:

Claims (9)

1. a kind of graphene-based anticorrosion coating material with the rust construction of water band, which is characterized in that including component A and component B, institute The component A stated is prepared by each component of following weight parts:
5-10 parts of 45-55 parts of epoxy resin, organic siliconresin, the nanoparticle/graphene composite material 0.5-2 of Ultra-low molecular weight Part, 5-10 parts of aqueous phosphate chelate, 5-10 parts of barium sulfate, 5-10 parts of talcum powder, 5-10 parts of diamond dust, silicone resin 1- 1.5 0.1-0.5 parts of part, organic silicon defoamer;
The component B are as follows: 100 parts of cashew nut oil modified phenolic aldehyde polyimide resin;
The preparation method of the nanoparticle/graphene composite material, comprising the following steps:
(1) using natural flake graphite as raw material, graphene oxide is prepared using Hummers method is improved;
(2) nano particle is distributed in the ethanol solution containing amino silicane coupling agent that volume fraction is 2%, ultrasonic 2h, water-bath Deionized water is added dropwise at 90 DEG C, reacts 10h, obtained product dehydrated alcohol and deionized water are washed three times respectively, and freezing is dry Functionalized nano particle is obtained after dry;
(3) graphene oxide prepared by step (1) is distributed to the ethyl alcohol containing epoxy silane coupling that volume fraction is 2% In solution, deionized water is added dropwise at 90 DEG C of water-bath by ultrasonic 2h, reacts 10h, obtained product dehydrated alcohol and deionization moisture It does not wash three times, functional graphene oxide is obtained after freeze-drying;
(4) functional graphene oxide made from step (3) is added in n,N-Dimethylformamide, ultrasonic 2h, step is added Suddenly the functionalized nano particle of (2) preparation, ultrasonic 2h react 12h at 90 DEG C of oil bath, obtain mixed solution;
(5) reducing agent solution is instilled in mixed solution, obtained product dehydrated alcohol and deionized water are washed three times respectively, Graphene/nanometer particulate composite is obtained after freeze-drying.
2. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterised in that: its preparation side Method includes the following steps:
(1) according to the parts by weight of each component of component A, each substance is weighed, the Large-power High-Speed point of all components in component A Machine is dissipated under conditions of 1500-2500 revs/min, and dispersion is packed and stored after 1-2 hours;
It (2) is that 7-10:1 uniformly mixes to get the product according to weight ratio by component A obtained and component B.
3. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, 3- aminopropyl front three is selected containing amino silicane coupling agent described in step (2) Oxysilane, gamma-aminopropyl-triethoxy-silane, N- aminoethyl-gamma-aminopropyl-triethoxy-silane, N-(β-aminoethyl)- One of γ-aminopropyltrimethoxysilane, N- β-(aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane.
4. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, nano particle described in step (2) selects nano zircite, nanometer titanium dioxide One of silicon, nano-titanium dioxide, nano aluminium oxide.
5. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, nano particle described in step (2) and the amount ratio containing amino silicane coupling agent For 1-5g:100mL.
6. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, nano particle described in step (2) and the amount ratio of the deionized water of dropwise addition are 1-2g:200mL.
7. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, γ-glycidol ether is selected containing epoxy silane coupling described in step (3) Oxygen propyl trimethoxy silicane, γ-glycidylpropyl methyl dimethoxysilane, three second of 3- glycydoxy One of oxysilane, 2- (3,4- 7-oxa-bicyclo[4.1.0 base) ethyl trimethoxy silane.
8. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, graphene oxide described in step (3) and the use containing epoxy silane coupling Amount is than being 1-5g:100mL;Graphene oxide described in step (3) and the amount ratio of the deionized water of dropwise addition are 1-2g: 200mL。
9. the graphene-based anticorrosion coating material as described in claim 1 with the rust construction of water band, it is characterized in that: nano particle/ In the preparation method of graphene composite material, functional graphene oxide and n,N-Dimethylformamide described in step (4) Mass volume ratio be 1-2g:200mL;The weight of functional graphene oxide and functionalized nano particle described in step (4) Amount is than being 2-3:1;Reducing solution described in step (5) selects one of hydrazine hydrate, sodium borohydride;Described in step (5) Mixed solution and reducing solution volume ratio be 3-5:1.
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