CN106479334A - A kind of Graphene heavy antisepsis environmental protection hard repair paint and preparation method thereof - Google Patents
A kind of Graphene heavy antisepsis environmental protection hard repair paint and preparation method thereof Download PDFInfo
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- CN106479334A CN106479334A CN201610347170.6A CN201610347170A CN106479334A CN 106479334 A CN106479334 A CN 106479334A CN 201610347170 A CN201610347170 A CN 201610347170A CN 106479334 A CN106479334 A CN 106479334A
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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
- C09D175/02—Polyureas
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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
- C09D5/08—Anti-corrosive paints
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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
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The present invention provides a kind of Graphene heavy antisepsis environmental protection hard repair paint, is made up of the first component and the second component：Described first component includes：Double (trimethyl fluoride sulfonyl) inferior amine salt of polyaspartic ester resin, N carboxymethyl N crassitude and graphene powder；Described second group is divided into HDI trimer firming agent；The mass ratio of described first component and the second component is 34:1；Described first component also includes：Rust resisting pigment, coloring pigment, molecular sieve activation powder, organic digestion powder, auxiliary rheological agents and other auxiliary agent.The repair paint of the present invention does not contain organic solvent flashing, almost odorlessness, benign chemicals, priming paint, finish paint unite two into one, without brushing primer, anti-corrosion weather resistance is excellent, pencil hardness reaches more than 3H, and adhesive force impact resistance is excellent, can more than 10 DEG C normal construction, rapid, easy construction is dried；Not only strong to galvanized steel plain sheet base material adhesive force, apply also for the monolayer heavy antisepsis hard repair paint of the metal bases such as cold-rolled steel sheet, aluminium alloy, magnesium alloy repairing.
Description
Technical field
The present invention relates to a kind of Graphene anticorrosive paint, more particularly, to a kind of Graphene heavy antisepsis environmental protection hard is repaiied
Coating material, belongs to organic coating field.
Background technology
The anticorrosion coat of outdoor metallic substrate surface is repaired would generally be using repairing paint, and repairing paint is general to be wrapped
Include priming paint and finish paint, priming paint is usually solvent epoxy coatings, finish paint is generally aliphatic acrylic polyurethane and applies
Material, priming paint ensures the adhesive force and anticorrosive property with metal substrate, and finish paint provides outward appearance and weatherability, but repairs
When need to strictly process base material, first prime, overpainting again after surface drying, the cycle of repairing is long, generally requires at least 2
Secondary coating, the priming paint surface drying waiting time of middle also at least dozens of minutes, unsuitable for field repair quick
Property require；And belonging to hazardous chemical, in international coverage, transport difficulty is big, high cost.
Although aqueous paint is more environmentally-friendly, existing aqueouss repair the ring generally to metallic substrate surface for the paint
Border humidity requirement is higher, envionmental humidity less demanding in 80% and cannot in the environment less than 10 DEG C just
Often drying and forming-film or the needs time of several hours just can be completely dried, the resistance to water of aqueous paint, moisture-proof simultaneously
Heat, salt spray resistance poor, had a strong impact on aqueouss repair paint out of doors the popularization in equipment heavy antisepsis field and
Use.
In recent years, polyurea elastic paint quickly grows in fields such as anti-corrosion, wear-resisting, waterproofs and is used widely,
Although showing superior performance, using as repair paint in the wild and there are many problems, for example, react speed
Spend the supergrip time and only have several seconds to more than ten seconds, adhesive force extreme difference bad to the wellability of metal base, also
Need special spraying equipment, need the surface of manual brushing cannot construct etc. no for small area or irregularly
Foot, even if being known as the Polyaspartic Polyurea elastic coating of third generation polyureas, outdoor to galvanized steel plain sheet
The adhesive force of equipment metal base and in-situ TEM also extreme difference, needs to support the use with priming paint, because galvanized sheet is deposited
In zinc oxide, zinc hydroxide, conventional Polyaspartic Polyurea paint adhesion extreme difference is it is impossible to ensure zinc-plated
The repair efficiency of steel plate outdoor equipment.
The unique performance of Graphene presents its great potential in metal material corrosion-resistant field.First, Graphene
Stable sp2 hybrid structure can form Physical barriers between metal and active medium, stops scattering and permeating
Carrying out；Secondly, Graphene has good heat stability and chemical stability, whether under the high temperature conditions
(may be up to 1500 DEG C), or all can keep stably in there is corrosion or the gas of oxidisability, liquid environment.
In addition, the good conduction of Graphene, heat conductivility are to metal, and the environment of the military service under corrosive environment has provided
Sharp condition.Therefore, it is capable of the anti-corrosion energy of significant increase coating using the repair paint of graphene composite material preparation
Power.
Content of the invention
The present invention is directed to the deficiency of existing repair paint technology, provides and a kind of facilitates the quick prosthetic appliance of field work
The Graphene heavy antisepsis environmental protection hard repair paint of metallic substrate surface coating damage or corrosion, the graphite of the present invention
Alkene heavy antisepsis environmental protection hard repair paint does not contain organic solvent flashing, almost odorlessness, benign chemicals, reality
Existing priming paint, finish paint unite two into one, and without brushing primer, anti-corrosion weather resistance is excellent, pencil hardness reach 3H with
On, adhesive force impact resistance is excellent, can more than -10 DEG C normal construction, rapid, easy construction is dried；
Not only strong to galvanized steel plain sheet base material adhesive force, apply also for the metal bases such as cold-rolled steel sheet, aluminium alloy, magnesium alloy
The monolayer heavy antisepsis hard repair paint repaired.
For reaching above-mentioned purpose, one aspect of the present invention provides a kind of Graphene heavy antisepsis environmental protection hard repair paint,
It is characterized in that, it is made up of the first component and the second component：
Described first component includes：Polyaspartic ester resin, N- carboxymethyl-N- crassitude double (three
Methyl fluoride sulphonyl) inferior amine salt and graphene powder；
Described second group is divided into HDI trimer firming agent；
Wherein, the mass ratio of described first component and the second component is 3-4:1.
Wherein, described polyaspartic ester resin, double (the trifluoromethyl sulphur of N- carboxymethyl-N- crassitude
Acyl) mass ratio of inferior amine salt and graphene powder is 45-55:2-4:0.2-1.
Particularly, described first component also includes：Rust resisting pigment, coloring pigment, molecular sieve activation powder, organic
Digestion powder, auxiliary rheological agents and other auxiliary agent.
Especially, described rust resisting pigment, coloring pigment, molecular sieve activation powder, organic digestion powder, auxiliary rheological agents
Mass ratio with other auxiliary agents is 10-20:3-15:2-5:0-15:0.2-0.6:0.4-0.8.
Wherein, described graphene powder is the graphene sheet layer powder body being made up of multilamellar single-layer graphene, the present invention
Graphene powder be uniformly dispersed in the middle of base resin and other auxiliary agents, the environment of repair paint can be lifted
Stability and comprehensive anticorrosive ability.
Particularly, the number of plies of described graphene sheet layer powder body is 1-10 layer.
Especially, the described graphene powder first ethanol solution activation processing through surfactant before use, then
For preparing described Graphene heavy antisepsis environmental protection hard repair paint.
Particularly, the mass fraction of the described surfactant ethanol solution for processing graphene powder is 1%.
Especially, described surfactant is sodium alkyl benzene sulfonate, sodium polyacrylate, sodium alginate and stearic acid
One or more of sodium, for the surface modification to Graphene, changes the surface energy of Graphene, increases its point
Scattered performance.
Wherein, described rust resisting pigment is zinc phosphate and/or modified aluminium triphosphate, and rust resisting pigment not only can carry
The adhesive force to galvanized steel plain sheet for the high repair paint, can also increase the comprehensive anticorrosive ability of repair paint.
Particularly, described coloring pigment is inorganic pigment or the organic pigment of high-weatherability, including but not limited to：
Rutile type titanium dioxide, high-carbon black pigment, iron oxide red, iron oxide yellow, chrome yellow, phthalocyanine blue, phthalocyanine green,
Permanent bordeaux, permanent yellow, permanent violet etc., repair required appearance color for obtaining.
Especially, described molecular sieve activation powder is one or more of 3A, 4A, 5A molecular sieve activation powder,
The addition of molecular sieve activation powder can remove the moisture in coating system, improves coating quality, it is to avoid bubbles, section
About hardening time.
Particularly, described organic digestion powder is modified urea polymer powder, and the addition of organic digestion powder can reduce
Glossiness, make coating and standard jig closer to.
Especially, described auxiliary rheological agents are the modified aerosil of organic silicone, have and anti-precipitate and release
The effect hung.
Wherein, described other auxiliary agent includes：Dispersant, defoamer and levelling agent.
Particularly, the mass ratio of described dispersant, defoamer and levelling agent is 1：1：1.
Especially, described dispersant, main chemical compositions are the prepolymer of long-chain polybasic carboxylic acid and polyhydric alcohol, make
With being dispersibility, the stability improving pigment.
Particularly, described antifoaming constituent is modified dimethyl polysiloxane, and effect is to eliminate coating production process
In bubble.
Especially, described levelling agent is polyether-modified polydimethylsiloxane, and effect is to reduce coating surface tension force,
Avoid shrinkage cavity, improve coating planarization.
Wherein, described polyaspartic ester resin, double (the trifluoromethyl sulphur of N- carboxymethyl-N- crassitude
Acyl) inferior amine salt, graphene powder, rust resisting pigment, coloring pigment, molecular sieve activation powder, organic digestion powder,
The mass percent of auxiliary rheological agents and other auxiliary agents is：Polyaspartic ester resin 45-55%；N- carboxymethyl
Double (trimethyl fluoride sulfonyl) the inferior amine salt 2-4% of-N- crassitude；Graphene powder 0.2-1%；Rust resisting pigment
10-20%；Coloring pigment 3-15%；Molecular sieve activation powder 2-5%；Organic digestion powder 0-15%；Auxiliary rheological agents
0.2-0.6%；Other auxiliary agent 0.4-0.8%.
In above-mentioned formula, polyaspartic ester resin and HDI trimer firming agent are the film forming matters of repair paint
Matter, the two can be cross-linked into film tough and tensile, that weatherability is superior, N- carboxymethyl-N- methylpyrrole at room temperature
Double (trimethyl fluoride sulfonyl) inferior amine salt of alkane is multifunction additive, has toughening effect, can also dissolve dispersed steel
Ironing surface metal-oxide, improves the adhesive force in metal base for the coating.
Another aspect of the present invention provides a kind of preparation method of Graphene heavy antisepsis environmental protection hard repair paint, bag
Include：
Polyaspartic ester resin, N- carboxymethyl-N- crassitude pair (trimethyl fluoride sulfonyl) will be comprised
The raw material mix and blend of inferior amine salt and graphene powder is processed, and first component is obtained；
HDI trimer firming agent as the second component is added in described first component, stirs,
Obtain final product.
Wherein, the mass ratio of described first component and the second component is 3-4:1.
Wherein, described polyaspartic ester resin, N- carboxymethyl-N- crassitude double (three will be comprised
Methyl fluoride sulphonyl) the raw material mix and blend of inferior amine salt and graphene powder processes, first component is obtained and includes：
Graphene powder is added in surfactant ethanol solution, it is stirred and supersound process, takes out
After filter, drying, graphene powder activation after is obtained；
By the graphene powder after described activation and polyaspartic ester resin, N- carboxymethyl-N- methylpyrrole
Double (trimethyl fluoride sulfonyl) inferior amine salt of alkane and other auxiliary agent stir, prepared Graphene liquid starting material mixture
Just expect；
Coloring pigment, rust resisting pigment, molecular sieve activation powder, organic digestion powder and auxiliary rheological agents are added described stone
In expecting at the beginning of black alkene liquid starting material mixture, stirring while adding so as to mix homogeneously, first component is obtained.
Wherein, the mass fraction of described surfactant ethanol solution is 1%.
Particularly, the ratio of the volume of the weight of described graphene powder and surfactant ethanol solution is 1-2g：
50-100ml.
Especially, the mixing time described graphene powder and surfactant ethanol solution being stirred
For 20-30min, mixing speed is 200-600r/min.
Particularly, the process time carrying out supersound process to described graphene powder and surfactant is
20-30min.
Especially, the mixing time of material at the beginning of prepared Graphene liquid starting material mixture is 20-30min, stirring speed
Spend for 800-1500r/min.
Wherein, first described coloring pigment, rust resisting pigment and molecular sieve activation powder are added to described Graphene liquid
In expecting at the beginning of raw mixture, stirring 20-30min simultaneously grinds so as to be uniformly dispersed, then by described organic digestion
Powder and auxiliary rheological agents are added thereto, and stirring 20-30min under the mixing speed of 800-1500r/min is so as to mix
Close uniformly, described first component is obtained.
HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint.
Particularly, described polyaspartic ester resin, the double (trifluoromethyl of N- carboxymethyl-N- crassitude
Sulphonyl) inferior amine salt, graphene powder, rust resisting pigment, coloring pigment, molecular sieve activation powder, organic digestion powder,
The mass percent of auxiliary rheological agents and other auxiliary agents is：Polyaspartic ester resin 45-55%；N- carboxymethyl
Double (trimethyl fluoride sulfonyl) the inferior amine salt 2-4% of-N- crassitude；Graphene powder 0.2-1%；Rust resisting pigment
10-20%；Coloring pigment 3-15%；Molecular sieve activation powder 2-5%；Organic digestion powder 0-15%；Auxiliary rheological agents
0.2-0.6%；Other auxiliary agent 0.4-0.8%.
Wherein, described graphene powder is the graphene sheet layer powder body being made up of multilamellar single-layer graphene, the present invention
Graphene powder be uniformly dispersed in the middle of base resin and other auxiliary agents, the environment of repair paint can be lifted
Stability and comprehensive anticorrosive ability.
Particularly, the number of plies of described graphene sheet layer powder body is 1-10 layer.
Especially, described surfactant is sodium alkyl benzene sulfonate, sodium polyacrylate, sodium alginate and stearic acid
One or more of sodium, for the surface modification to Graphene, changes the surface energy of Graphene, increases its point
Scattered performance.
Wherein, described rust resisting pigment is zinc phosphate and/or modified aluminium triphosphate, and rust resisting pigment not only can carry
The adhesive force to galvanized steel plain sheet for the high repair paint, can also increase the comprehensive anticorrosive ability of repair paint.
Particularly, described coloring pigment is inorganic pigment or the organic pigment of high-weatherability, including but not limited to：
Rutile type titanium dioxide, high-carbon black pigment, iron oxide red, iron oxide yellow, chrome yellow, phthalocyanine blue, phthalocyanine green,
Permanent bordeaux, permanent yellow, permanent violet etc., repair required appearance color for obtaining.
Especially, described molecular sieve activation powder is one or more of 3A, 4A, 5A molecular sieve activation powder,
The addition of molecular sieve activation powder can remove the moisture in coating system, improves coating quality, it is to avoid bubbles, section
About hardening time.
Particularly, described organic digestion powder is modified urea polymer powder, and the addition of organic digestion powder can be dropped
Low-luster, make coating and standard jig closer to.
Especially, described auxiliary rheological agents are the modified aerosil of organic silicone, have and anti-precipitate and release
The effect hung.
Wherein, described other auxiliary agent includes：Dispersant, defoamer and levelling agent.
Particularly, the mass ratio of described dispersant, defoamer and levelling agent is 1：1：1.
Especially, described dispersant, main chemical compositions are the prepolymer of long-chain polybasic carboxylic acid and polyhydric alcohol, make
With being dispersibility, the stability improving pigment.
Particularly, described antifoaming constituent is modified dimethyl polysiloxane, and effect is to eliminate coating material production mistake
Bubble in journey.
Especially, described levelling agent is polyether-modified polydimethylsiloxane, and effect is to reduce coating surface tension force,
Avoid shrinkage cavity, improve coating planarization.
In above-mentioned formula, polyaspartic ester and HDI trimer firming agent are the film forming matters of repair paint,
The two can be cross-linked into film tough and tensile, that weatherability is superior at room temperature, and N- carboxymethyl-N- crassitude is double
(trimethyl fluoride sulfonyl) inferior amine salt is multifunction additive, has toughening effect, can also dissolve dispersion iron and steel table
The metal-oxide in face, improves the adhesive force in metal base for the coating.
Advantages of the present invention and Advantageous Effects are as follows：
1st, the Graphene heavy antisepsis environmental protection hard repair paint of the present invention does not contain organic solvent flashing, almost depletion of QI
Taste, benign chemicals, it is highly suitable for outdoor equipment corrosion part or the repairing of damaged coating.
2nd, the preparation method simple and fast of Graphene heavy antisepsis environmental protection hard repair paint of the present invention, the first component
Can be prepared by with the second component mix homogeneously, need not solidify for a long time, be especially suitable for being designed to fractional pack by general
Logical article carry and construct.
3rd, the Graphene heavy antisepsis environmental protection hard repair paint priming paint of the present invention, finish paint unite two into one, and need not brush
Prime, anti-corrosion weather resistance is excellent, pencil hardness reaches more than 3H, adhesive force impact resistance is excellent, can
Normal construction more than -10 DEG C, can conveniently repair metal raw breakage coating or region of getting rusty, be dried
Rapidly, it is that surface drying is complete within 1h, function admirable.
4th, the Graphene heavy antisepsis environmental protection hard repair paint of the present invention not only can repair galvanized sheet, cold-rolled steel
The original coating of the metal bases such as plate, aluminium alloy plate, including：Outdoor powder coating, amino baking coating, poly- ammonia
Ester coating etc.；Directly manual brushing can also be carried out to metal base, strong to galvanized steel plain sheet base material adhesive force, right
The metal bases such as cold-rolled steel sheet, aluminium alloy, magnesium alloy also show excellent adhesive force, applied widely.
5th, the Graphene heavy antisepsis environmental protection hard repair paint of the present invention is in the attachment of hot-dip galvanizing sheet steel equipment surface
The performances such as power, resistance to water, acid resistance, alkali resistance, resistance to sulfur dioxide, salt spray resistance, resistance to xenon lamp aging also show
Excellent.
Specific embodiment
Below by specific embodiment, the invention will be further described：
Raw material and reagent：In the embodiment of the present invention, polyaspartic ester resin used is Bayer Desmophen
1420th, Desmophen 1520, Desmophen 1220, Zhuhai fly upward chemical industry F420, F520, F530,
One or more of F220 mixture；Molecular sieve activation powder is 3A, 4A, 5A molecular sieve activation powder；Have
Machine digestion powder is holy source chemical industry E-7；Auxiliary rheological agents are aerosil Cabot TS-720；Dispersant is moral
Guo Bike company BYK108；Defoamer is Jcdecaux SA TEGO N；Levelling agent is that upper Haitai section polymer is public
Department TECH-284；HDI trimer firming agent is Bayer Desmodur N3600.
Embodiment 1
Prepare a kind of Graphene heavy antisepsis environmental protection hard repair paint (light gray) and its brushing result is tested：
1st, get the raw materials ready according to following mass ratio：
Polyaspartic ester resin 50% (Desmophen 1,420 25%, Desmophen 1,520 25%)；
Double (trimethyl fluoride sulfonyl) inferior amine salt 3% of N- carboxymethyl-N- crassitude；Graphene powder 0.8%；Phosphorus
Sour zinc 16%；Rutile type titanium dioxide 13%；Molecular sieve activation powder 3.5%；Organic quenching powder 12.8%；Gas
Aerosil 0.3%；Dispersant 0.2%；Defoamer 0.2%；Levelling agent 0.2%.
2nd, graphene powder is added in the alkyl benzene sulphonate sodium ethoxide solution that mass fraction is 1%, wherein stone
The weight of black alkene powder body and 1% the volume of alkyl benzene sulphonate sodium ethoxide solution ratio be 1.5g：60ml,
25min is stirred under the mixing speed of 300r/min, and supersound process 25min, Graphene powder activation after is obtained
Body；
Will be double with polyaspartic ester resin, N- carboxymethyl-N- crassitude for the graphene powder after activation
(trimethyl fluoride sulfonyl) inferior amine salt, dispersant, defoamer and levelling agent mixing, in the stirring of 1200r/min
Stir process 25min under speed, material at the beginning of prepared Graphene liquid starting material mixture；
First Rutile type titanium dioxide, zinc phosphate and molecular sieve activation powder are added to Graphene liquid starting material mixture
In just expecting, stirring 25min simultaneously grinds so as to be uniformly dispersed, more organic digestion powder and aerosil are added
Enter wherein, stirring 25min under the mixing speed of 1000r/min, so as to mix homogeneously, is obtained the first component.
3rd, HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint, wherein, the quality of the first component and the second component it
Than for 3.3:1.
The Graphene heavy antisepsis environmental protection hard repair paint being obtained is carried out manual brushing in hot-galvanized steel plate surface
Sample preparation, after manual brushing, coating layer thickness is 200-380 μm, and test result is as follows：
The Graphene heavy antisepsis environmental protection hard repair paint of table 1 embodiment 1 preparation carries out manual brushing test in hot-galvanized steel plate surface
Result
Embodiment 2
Prepare a kind of Graphene heavy antisepsis environmental protection hard repair paint (light gray) and its brushing result is tested：
1st, get the raw materials ready according to following mass ratio：
Polyaspartic ester resin 53% (F530 27%, Desmophen 1,520 26%)；N- carboxymethyl-N-
Double (trimethyl fluoride sulfonyl) inferior amine salt 2.5% of crassitude；Graphene powder 0.5%；Zinc phosphate 10%；
Rutile type titanium dioxide 14.75%；Molecular sieve activation powder 4%；Organic digestion powder 14%；Aerosil
0.5%；Dispersant 0.25%；Defoamer 0.25%；Levelling agent 0.25%.
2nd, graphene powder is added in 1% polyacrylic acid sodium ethoxide solution, wherein the weight of graphene powder
Amount is 2g with the ratio of 1% volumes of aqueous ethanol of sodium polyacrylate：60ml, in the stirring speed of 400r/min
Degree is lower to stir 20min, and supersound process 20min, and graphene powder activation after is obtained；
Will be double with polyaspartic ester resin, N- carboxymethyl-N- crassitude for the graphene powder after activation
(trimethyl fluoride sulfonyl) inferior amine salt, dispersant, defoamer and levelling agent mixing, in the stirring of 1000r/min
Stir process 20min under speed, material at the beginning of prepared Graphene liquid starting material mixture；
First Rutile type titanium dioxide, zinc phosphate and molecular sieve activation powder are added to Graphene liquid starting material mixture
In just expecting, stirring 20min simultaneously grinds so as to be uniformly dispersed, more organic digestion powder and aerosil are added
Enter wherein, stirring 20min under the mixing speed of 1200r/min, so as to mix homogeneously, is obtained the first component.
3rd, HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint, wherein, the quality of the first component and the second component it
Than for 3.5:1.
The Graphene heavy antisepsis environmental protection hard repair paint being obtained is carried out manual brushing in hot-galvanized steel plate surface
Sample preparation, after manual brushing, coating layer thickness is 220-350 μm, and test result is as follows：
The Graphene heavy antisepsis environmental protection hard repair paint of table 2 embodiment 2 preparation carries out manual brushing test in hot-galvanized steel plate surface
Result
Embodiment 3
Prepare a kind of Graphene heavy antisepsis environmental protection hard repair paint (grass green) and its brushing result is surveyed
Examination：
1st, get the raw materials ready according to following mass ratio：
Polyaspartic ester resin 50% (Desmophen 1420 or F420)；N- carboxymethyl-N- methyl pyrrole
Cough up double (trimethyl fluoride sulfonyl) inferior amine salt 3.5% of alkane；Graphene powder 0.6%；Modified aluminium triphosphate 18%；
Rutile type titanium dioxide 9.9%；Phthalocyanine green 3%；Molecular sieve activation powder 2%；Organic digestion powder 12%；Gas phase
Silicon dioxide 0.4%；Dispersant 0.2%；Defoamer 0.2%；Levelling agent 0.2%.
2nd, graphene powder is added in 1% sodium alginate and the ethanol solution mixture of stearic acid sodium, its
The weight of middle graphene powder and 1% sodium alginate and stearic acid sodium volumes of aqueous ethanol ratio be 1g：
80ml, stirs 30min under the mixing speed of 500r/min, and supersound process 30min, after activation is obtained
Graphene powder；
Will be double with polyaspartic ester resin, N- carboxymethyl-N- crassitude for the graphene powder after activation
(trimethyl fluoride sulfonyl) inferior amine salt, dispersant, defoamer and levelling agent mixing, in the stirring of 800r/min
Stir process 30min under speed, material at the beginning of prepared Graphene liquid starting material mixture；
First Rutile type titanium dioxide, zinc phosphate and molecular sieve activation powder are added to Graphene liquid starting material mixture
In just expecting, stirring 30min simultaneously grinds so as to be uniformly dispersed, more organic digestion powder and aerosil are added
Enter wherein, stirring 30min under the mixing speed of 900r/min, so as to mix homogeneously, is obtained the first component.
3rd, HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint, wherein, the quality of the first component and the second component it
Than for 3.8:1.
The Graphene heavy antisepsis environmental protection hard repair paint being obtained is carried out manual brushing in hot-galvanized steel plate surface
Sample preparation, after manual brushing, coating layer thickness is 200-350 μm, and test result is as follows：
The Graphene heavy antisepsis environmental protection hard repair paint of table 3 embodiment 3 preparation carries out manual brushing in hot-galvanized steel plate surface
Test result
Embodiment 4
Prepare a kind of Graphene heavy antisepsis environmental protection hard repair paint (pale yellow ash) and its brushing result is surveyed
Examination：
1st, get the raw materials ready according to following mass ratio：
Polyaspartic ester resin 55% (Desmophen 1220 or F220)；N- carboxymethyl-N- methyl pyrrole
Cough up double (trimethyl fluoride sulfonyl) inferior amine salt 4% of alkane；Graphene powder 1%；Modified aluminium triphosphate 16.4%；
Rutile type titanium dioxide 2%；Iron oxide yellow 1%；Molecular sieve activation powder 5%；Organic digestion powder 15%；Gas
Aerosil 0.2%；Dispersant 0.13%；Defoamer 0.13%；Levelling agent 0.13%.
2nd, graphene powder is added in 1% sodium alginate and the ethanol solution of stearic acid sodium, wherein graphite
The weight of alkene powder body and 1% sodium alginate and stearic acid sodium volumes of aqueous ethanol ratio be 2g：50ml,
20min is stirred under the mixing speed of 600r/min, and supersound process 20min, Graphene powder activation after is obtained
Body；
Will be double with polyaspartic ester resin, N- carboxymethyl-N- crassitude for the graphene powder after activation
(trimethyl fluoride sulfonyl) inferior amine salt, dispersant, defoamer and levelling agent mixing, in the stirring of 1500r/min
Stir process 20min under speed, material at the beginning of prepared Graphene liquid starting material mixture；
First Rutile type titanium dioxide, zinc phosphate and molecular sieve activation powder are added to Graphene liquid starting material mixture
In just expecting, stirring 20min simultaneously grinds so as to be uniformly dispersed, more organic digestion powder and aerosil are added
Enter wherein, stirring 20min under the mixing speed of 1500r/min, so as to mix homogeneously, is obtained the first component.
3rd, HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint, wherein, the quality of the first component and the second component it
Than for 4:1.
The Graphene heavy antisepsis environmental protection hard repair paint being obtained is carried out manual brushing in hot-galvanized steel plate surface
Sample preparation, after manual brushing, coating layer thickness is 220-380 μm, and test result is as follows：
The Graphene heavy antisepsis environmental protection hard repair paint of table 4 embodiment 4 preparation carries out manual brushing in hot-galvanized steel plate surface
Test result
Embodiment 5
Prepare a kind of Graphene heavy antisepsis environmental protection hard repair paint (orange red) and its brushing result is surveyed
Examination：
1st, get the raw materials ready according to following mass ratio：
Polyaspartic ester resin 40% (Desmophen 1520 or F520)；N- carboxymethyl-N- methyl pyrrole
Cough up double (trimethyl fluoride sulfonyl) inferior amine salt 4% of alkane；Graphene powder 0.2%；Modified aluminium triphosphate 20%；
Rutile type titanium dioxide 5%；Permanent bordeaux 5%；Permanent yellow 5%；Organic quenching powder 15%；Molecular sieve activation powder
4.4%；Aerosil 0.6%；Dispersant 0.27%；Defoamer 0.27%；Levelling agent 0.27%.
2nd, graphene powder is added in 1% sodium alginate and the ethanol solution of stearic acid sodium, wherein graphite
The weight of alkene powder body and 1% sodium alginate and stearic acid sodium volumes of aqueous ethanol ratio be 1g：100ml,
Stir 30min under the mixing speed of 200r/min, and supersound process 30min, Graphene activation after is obtained
Powder body；
Will be double with polyaspartic ester resin, N- carboxymethyl-N- crassitude for the graphene powder after activation
(trimethyl fluoride sulfonyl) inferior amine salt, dispersant, defoamer and levelling agent mixing, in the stirring of 900r/min
Stir process 30min under speed, material at the beginning of prepared Graphene liquid starting material mixture；
First Rutile type titanium dioxide, zinc phosphate and molecular sieve activation powder are added to Graphene liquid starting material mixture
In just expecting, stirring 30min simultaneously grinds so as to be uniformly dispersed, more organic digestion powder and aerosil are added
Enter wherein, stirring 30min under the mixing speed of 800r/min, so as to mix homogeneously, is obtained the first component.
3rd, HDI trimer firming agent is added in the first component by evenly mixing, is uniformly mixed,
Can be prepared by Graphene heavy antisepsis environmental protection hard repair paint, wherein, the quality of the first component and the second component it
Than for 3:1.
The Graphene heavy antisepsis environmental protection hard repair paint being obtained is carried out manual brushing in hot-galvanized steel plate surface
Sample preparation, after manual brushing, coating layer thickness is 220-380 μm, and test result is as follows：
The Graphene heavy antisepsis environmental protection hard repair paint of table 5 embodiment 5 preparation carries out manual brushing in hot-galvanized steel plate surface
Test result
Claims (10)
1. a kind of Graphene heavy antisepsis environmental protection hard repair paint is it is characterised in that by the first component and second
Component is constituted：
Described first component includes：Polyaspartic ester resin, N- carboxymethyl-N- crassitude double (three
Methyl fluoride sulphonyl) inferior amine salt and graphene powder；
Described second group is divided into HDI trimer firming agent；
Wherein, the mass ratio of described first component and the second component is 3-4:1.
2. coating as claimed in claim 1 is it is characterised in that described polyaspartic ester resin, N-
The mass ratio of double (trimethyl fluoride sulfonyl) inferior amine salt of carboxymethyl-N- crassitude and graphene powder is
45-55:2-4:0.2-1.
3. coating as claimed in claim 1 is it is characterised in that described first component also includes：Antirust face
Material, coloring pigment, molecular sieve activation powder, organic digestion powder, auxiliary rheological agents and other auxiliary agent.
4. coating as claimed in claim 3 it is characterised in that described rust resisting pigment, coloring pigment, point
Son sieve activation powder, the mass ratio of organic digestion powder, auxiliary rheological agents and other auxiliary agent are
10-20:3-15:2-5:0-15:0.2-0.6:0.4-0.8.
5. coating as claimed in claim 4 is it is characterised in that described polyaspartic ester resin, N-
Carboxymethyl-N- crassitude double (trimethyl fluoride sulfonyl) inferior amine salt, graphene powder, rust resisting pigment,
Color pigment, the mass percent of molecular sieve activation powder, auxiliary rheological agents and other auxiliary agent are：Polyaspartic ester
Resin 45-55%；Double (trimethyl fluoride sulfonyl) the inferior amine salt 2-4% of N- carboxymethyl-N- crassitude；Graphite
Alkene powder body 0.2-1%；Rust resisting pigment 10-20%；Coloring pigment 3-15%；Molecular sieve activation powder 2-5%；Organic
Digestion powder 0-15%；Auxiliary rheological agents 0.2-0.6%；Other auxiliary agent 0.4-0.8%.
6. a kind of preparation method of Graphene heavy antisepsis environmental protection hard repair paint is it is characterised in that include：
Polyaspartic ester resin, N- carboxymethyl-N- crassitude pair (trimethyl fluoride sulfonyl) will be comprised
The raw material mix and blend of inferior amine salt and graphene powder is processed, and first component is obtained；
HDI trimer firming agent as the second component is added in described first component, stirs,
Obtain final product.
7. preparation method as claimed in claim 6 is it is characterised in that described first component and the second component
Mass ratio be 3-4:1.
8. preparation method as claimed in claim 6 will be it is characterised in that described will comprise poly-aspartic
Double (trimethyl fluoride sulfonyl) inferior amine salt of acid ester resin, N- carboxymethyl-N- crassitude and graphene powder
Raw material mix and blend process, be obtained the first component include：
Graphene powder is added in the ethanol solution of surfactant, it is stirred and supersound process,
After sucking filtration, drying, graphene powder activation after is obtained；
By the graphene powder after described activation and polyaspartic ester resin, N- carboxymethyl-N- methylpyrrole
Double (trimethyl fluoride sulfonyl) inferior amine salt of alkane and other auxiliary agent stir, prepared Graphene liquid starting material mixture
Just expect；
Coloring pigment, rust resisting pigment, molecular sieve activation powder, organic digestion powder and auxiliary rheological agents are added described stone
In expecting at the beginning of black alkene liquid starting material mixture, stirring while adding so as to mix homogeneously, first component is obtained.
9. preparation method as claimed in claim 8 it is characterised in that described polyaspartic ester resin,
Double (trimethyl fluoride sulfonyl) inferior amine salt of N- carboxymethyl-N- crassitude, graphene powder, rust resisting pigment,
Coloring pigment, molecular sieve activation powder, the mass percent of organic digestion powder, auxiliary rheological agents and other auxiliary agent are：
Polyaspartic ester resin 45-55%；Double (trimethyl fluoride sulfonyl) imines of N- carboxymethyl-N- crassitude
Salt 2-4%；Graphene powder 0.2-1%；Rust resisting pigment 10-20%；Coloring pigment 3-15%；Molecular sieve activation
Powder 2-5%；Organic digestion powder 0-15%；Auxiliary rheological agents 0.2-0.6%；Other auxiliary agent 0.4-0.8%.
10. preparation method as claimed in claim 8 is it is characterised in that described surfactant is alkylbenzene
One or more of sodium sulfonate, sodium polyacrylate, sodium alginate and sodium stearate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/085259 WO2017201770A1 (en) | 2015-08-28 | 2016-06-08 | Graphene heavy-duty anti-corrosion environmentally friendly hard repair coating and preparation method therefor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510540966 | 2015-08-28 | ||
| CN2015105409669 | 2015-08-28 |
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| Publication Number | Publication Date |
|---|---|
| CN106479334A true CN106479334A (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610347170.6A Withdrawn CN106479334A (en) | 2015-08-28 | 2016-05-23 | A kind of Graphene heavy antisepsis environmental protection hard repair paint and preparation method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106479334A (en) |
| WO (2) | WO2017036085A2 (en) |
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| CN107793901A (en) * | 2017-10-20 | 2018-03-13 | 安徽快来防水防腐有限公司 | A kind of production method for the poly-aspartate polyurea water-proof corrosion-inhibiting coating that graphene is modified |
| CN107987274A (en) * | 2017-12-20 | 2018-05-04 | 长沙学院 | Polyaspartic ester resin, preparation method and anticorrosive paint and preparation method |
| CN113891918A (en) * | 2019-09-17 | 2022-01-04 | 关西涂料株式会社 | Two-pack type coating composition |
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Also Published As
| Publication number | Publication date |
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| WO2017036085A2 (en) | 2017-03-09 |
| WO2017201770A1 (en) | 2017-11-30 |
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Application publication date: 20170308 |