CN106867374B - Anti-fouling coating and preparation method and application thereof - Google Patents

Anti-fouling coating and preparation method and application thereof Download PDF

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Publication number
CN106867374B
CN106867374B CN201510909441.8A CN201510909441A CN106867374B CN 106867374 B CN106867374 B CN 106867374B CN 201510909441 A CN201510909441 A CN 201510909441A CN 106867374 B CN106867374 B CN 106867374B
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parts
pollution paint
substrate
coating
pollution
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CN106867374A (en
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龚益官
黄理水
徐先平
杜征峥
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Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
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Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
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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
    • C09D167/00Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • C09D167/08Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254After-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • 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
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1656Antifouling paints; Underwater paints characterised by the film-forming substance
    • C09D5/1662Synthetic film-forming substance
    • 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
    • C09D5/16Antifouling paints; Underwater paints
    • C09D5/1687Use of special additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer 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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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention provides an anti-fouling coating and a preparation method and application thereof, wherein the anti-fouling coating comprises the following components in parts by weight: 55-60 parts of modified polyester resin, 0.3-0.5 part of hydroxyl modified siloxane, 0.6-0.9 part of titanium dioxide, 6.0-8.0 parts of curing agent, 0.2-0.3 part of flatting agent, 0.1-0.2 part of dispersing agent, 0.1-0.2 part of defoaming agent, 2.5-4.0 parts of pigment, 1.5-2.0 parts of epoxy phosphate, 7.0-8.0 parts of cyclohexanone, 8.0-9.0 parts of propylene glycol methyl ether acetate, 3.0-4.0 parts of ethylene glycol monobutyl ether, 4.0-5.0 parts of n-butyl alcohol and 5.0-7.0 parts of solubilizer. The anti-fouling coating has good hardness and compactness, thereby enhancing the anti-fouling performance of the coating, particularly having obvious anti-fouling effect on greasy dirt sticky substances, and being widely applied to the surfaces of household kitchenware, factory machines and the like.

Description

Anti-pollution paint and its preparation method and application
Technical field
The present invention relates to a kind of coating more particularly to a kind of anti-pollution paint and its preparation method and application.
Background technique
With the development of modern industry, more and more pollution sources are filled in surroundings, for example, dust, greasy dirt etc.. Therefore, people not only only select coating by appearance color, and the pollution resistance of coating itself can be also proposed Strict requirements.
Existing anti-pollution paint is mostly that the surface of the paint film formed in paint solidification adds Organic fluoride ingredient, and Organic fluoride ingredient is simultaneously Be not crosslinking in as reactant in the paint film of paint solidification generation, thus paint solidification at paint film internal structure compactness and Hardness is poor, has still been easy dirt and has penetrated into wherein, antifouling property is not obvious, and cleans decontamination repeatedly to the paint film Afterwards, paint film is prone to wear, and is further weakened so as to cause pollution resistance.
Summary of the invention
The present invention provides a kind of anti-pollution paint and its preparation method and application, for overcome in the prior art anti-pollution paint it is hard Spend the unconspicuous defect of antifouling property not enough made.
The present invention provides a kind of anti-pollution paint, includes following component according to parts by weight: 55~60 parts of modified polyester resin, hydroxyl 0.3~0.5 part of base modified siloxane, 0.6~0.9 part of titanium dioxide, 6.0~8.0 parts of curing agent, 0.2~0.3 part of levelling agent, 0.1~0.2 part of dispersing agent, 0.1~0.2 part of defoaming agent, 2.5~4.0 parts of pigment, 1.5~2.0 parts of epoxy phosphate ester, cyclohexanone 7.0~8.0 parts, 8.0~9.0 parts of propylene glycol methyl ether acetate, 3.0~4.0 parts of ethylene glycol monobutyl ether, n-butanol 4.0~5.0 Part, 5.0~7.0 parts of solubilizer.
Anti-pollution paint of the invention is low in cost, does not generate layering and in stable condition, the Rockwell after being prepared into coating Hardness is up to 3H or more.Wherein, curing agent can selected from diaminocyclohexane, diethylenetriamine, ethylenediamine, dipropylenetriamine, One of dimethylamine propylamine, m-phenylene diamine (MPD), m-xylene diamine and adjacent chlorobenzene diethylenetriamine are a variety of;Levelling agent is selected from acrylic acid tree One of rouge, Lauxite and melamine resin are a variety of;Dispersing agent be selected from polyethylene wax, polyethylene glycol 200 and One of polyethylene glycol 400 is a variety of;Defoaming agent is selected from silicone emulsion, polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxy One in ethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether and dimethyl silicone polymer Kind is a variety of.In the present invention combination of modified polyester resin and hydroxyl modification siloxanes can greatly enhance the hardness of coating with And the adhesive rate to coated substrate, to enhance the antifouling property of coating, anti-pollution paint of the invention is particularly with greasy dirt Class stickum antifouling effect is obvious, can be widely used in the surface of family's kitchen tools, millwork etc..By the present invention it is above-mentioned at The anti-pollution paint ingredient that is grouped as is simple, stable system, easy to use, and Rockwell hardness has good anti-up to 3H or more Dirty performance, and it is formed by coating and is also not easy to fall off from substrate.
Further, the modified polyester resin is silanol-modified alkyd resin.Modified polyester resin used in the present invention Rouge is that polyester resin is formed through silica modified, therefore can significantly increase the hardness of coating, and the present invention is for Starting Material Polyester Resin is with no restrictions.
Further, the hydroxyl modification siloxanes is hydroxyl modification dimethyl silicone polymer.Specifically, hydroxyl modification silicon Oxygen alkane is that α-(2- methyl -2- acryloyl group)-w- methoxypolyethylene glycol is grafted to dimethyl silicone polymer and formed.This hair Hydroxyl modification siloxanes in bright helps to enhance the compactness of coating, therefore the dirts such as extraneous greasy dirt can effectively be avoided to be embedded in In coating.
Further, the solubilizer is selected from isophorone and 1, at least one of 3- dimethyl-miaow quinoline ketone.Work as solubilising Agent is isophorone and 1, and when 3- dimethyl-miaow quinoline ketone mixture, the present invention is not particularly limited ratio between the two.
In a specific embodiment, the pigment include the first pigment and the second pigment, first pigment be 2.0~ 3.0 parts, the parts by weight of second pigment are 0.3~0.5 part.Pigment can make to beautify coating appearance, specifically, in order to make to apply The color of material is more bright-coloured, and pigment can be divided into two classes, and the first kind is the first pigment, can select color of object;Second class For the second pigment, can select with color similar in color of object, further enhance the vividness of color of object.For example, target Color is sapphire blue coating, and can select transparent blue pigment is the first pigment, and transparent green pigment is the second pigment.
The present invention also provides a kind of preparation methods of any of the above-described anti-pollution paint, include the following steps: under room temperature, Be added under stirring into the modified polyester resin hydroxyl modification siloxanes, pigment, titanium dioxide, solubilizer, levelling agent, Curing agent, defoaming agent, dispersing agent, epoxy phosphate ester, cyclohexanone, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, n-butanol, It stirs evenly, the anti-pollution paint is made.
In the above preparation method, preparation temperature is room temperature (15~30 DEG C), and preparation condition is simple and easy, sets without large size Standby auxiliary, operability is high, not only contributes to form stable anti-pollution paint, and in addition there are be conducive to improve the disengaging of anti-pollution paint Resistance.The present invention has further consolidated the hardness of anti-pollution paint by the sequence of the special addition of restriction.When manufactured anti-pollution applies Material wouldn't be in use, it can be directly sealed.
Further, the revolving speed for controlling the stirring is 1000~2000r/min, and mixing time is 5~15min.In order to The emulsifying effectiveness between component is improved, speed of agitator can be controlled in 1000~2000r/min.Have between each component in the present invention Apparent intersolubility, therefore need to only stir as 5~15min, each component just can be uniformly mixed the anti-pollution paint for being made of the invention.
The present invention also provides the coating method of any of the above-described anti-pollution paint, the step carried out including following sequence It is rapid:
1) anti-pollution paint is filtered, the anti-pollution paint of 100~200 mesh is obtained;
2) anti-pollution paint that step 1) obtains is coated to substrate surface, control coating rate is 10~30m/min;
3) substrate after coating is cooled to room temperature in 216~232 DEG C of 70-100s that are heating and curing.
In order to enhance the adhesion of anti-pollution paint and substrate, can select mesh number before coating is the filter of 100~200 mesh Net is filtered operation to anti-pollution paint, by coating control in the mesh number model, can effectively increase connecing for coating and substrate Contacting surface product makes the coating after coating be not easy to fall off from substrate.
After filtering, the anti-pollution paint of 100~200 mesh can be coated to substrate surface using roll coater, through inventing the National People's Congress Quantity research shows that the uniformity coefficient that coating rate control can be guaranteed that coating is contacted with substrate in 10~30m/min is maximum Change, to meet the antifouling effect of coating substrate.It is worth noting that, substrate can also be pre-processed before coating, It specifically, can be that 5~10% sodium carbonate and sodium hydroxide cleaning agent aqueous solution as main component are heated to by mass concentration 80 DEG C are cleaned substrate, dry substrate after cleaning and passivator is used to be passivated substrate surface, which can Form oxidation film in substrate surface, so that substrate stability be made to enhance, corrosion resistance is improved, passivator be mass fraction be 20~ 40% trivalent chromium solutions, general trivalent chromium are chromium sulfate, and in addition to this, passivator further includes dicarboxylic acids, water-soluble silication Object and wetting agent.
After substrate after coating is heating and curing, one layer of scratch resistant protective film can be applied on the surface of substrate, then by substrate It is cut on slitting slicer to the size needed.
Coating method provided by the invention can further increase anti-pollution paint be formed by coating and substrate be detached from it is anti- Property, be conducive to anti-pollution paint is bonded with the height of substrate, to make substrate have long-acting antifouling property, even across long-term Friction, anti-pollution paint are formed by coating and are still able to be evenly distributed on the surface of substrate, will not fall off, digital preservation base The antifouling property of material extends the service life of coating rear substrate.
Further, the coating thickness for controlling anti-pollution paint on the substrate surface is 10~35 μm.Thickness control is existed Can guarantee the adhesion of coating and substrate within the scope of this, if necessary to improve thickness, can using coating solidification repeatedly into Capable processing method, such as target coat can divide 3 progress coating processings with a thickness of 40 μm, first coat 15 μm, add for the first time It is coated with 15 μm after heat cure, 10 μm are coated with after being heating and curing for the second time, then carries out third time and is heating and curing.
Further, the substrate with a thickness of 0.3~1.2mm.Specifically, the aluminium of 1 system, 3 systems or 5 systems can be selected Alloy sheets, it also may be preferable for secondary operation plasticity requirements reach T1 and Rockwell hardness is the aluminium flake substrate of H24.
The present invention also provides a kind of insulating pots, including bottle body, pot lid and bottom of the pot, are coated on the bottle body surface above-mentioned Any anti-pollution paint.
The purpose of the present invention and beneficial effect will be more obvious and easy to understand by description of preferred embodiments.
Specific embodiment
Embodiment 1
The anti-pollution paint of the present embodiment includes following component according to parts by weight: 55 parts of modified polyester resin, hydroxyl modification silicon 0.3 part of oxygen alkane, 0.6 part of titanium dioxide, 6.0 parts of diaminocyclohexane, 0.2 part of Lauxite, 0.2 part of polyethylene wax, emulsify silicon 0.1 part of oil, 4.0 parts of red pigment, 2.0 parts of epoxy phosphate ester, 8.0 parts of cyclohexanone, 9.0 parts of propylene glycol methyl ether acetate, second two 3.0 parts of alcohol monobutyl ether, 4.5 parts of n-butanol, 5.0 parts of isophorone.Modified polyester resin is silanol-modified alkyd resin, and hydroxyl changes Property siloxanes be hydroxyl modification dimethyl silicone polymer.
After according to above-mentioned composition ingredient, 25 DEG C, by hydroxyl modification siloxanes, red pigment, titanium dioxide, different under stirring Fluorine that ketone, Lauxite, diaminocyclohexane, silicone emulsion, polyethylene wax, epoxy phosphate ester, cyclohexanone, propylene glycol monomethyl ether vinegar Acid esters, ethylene glycol monobutyl ether, n-butanol sequentially add in modified polyester resin, in the case where revolving speed is 1500r/min, stir 10min, Generate anti-pollution paint.
The coating method of the present embodiment anti-pollution paint includes the steps that following sequence carries out:
1) selecting mesh number is that the strainer of 100~200 mesh is filtered the anti-pollution paint of the present embodiment, by after filtering 100 In the anti-pollution paint injection roll coater cutting disc of~200 mesh;
2) it is H24 by the Rockwell hardness after Cleaning and Passivation, is loaded in roll coater with a thickness of the aluminium flake substrate of 0.3mm, control The rate of roll shaft is 20m/min, and anti-pollution paint is coated on substrate, and coating thickness is 15 μm;
3) substrate after coating is put into in 220 DEG C of high temperature furnace the 80s that is heating and curing, it is cooling, anti-pollution substrate 1# is made.
Hardness test: it uses 3H pencil (Chinese board or Mitsubishi's board), pen core is whittled into cylinder and is ground on 400 mesh sand paper After flat, (load on pen tip is applied to as 750g, the angle of pencil and horizontal plane is on dedicated pencil hardness tester 45 °), about 1cm long is pushed on the anti-pollution surface substrate 1# with the speed of 1mm/s, draws 5 altogether, then wiped pencil trace with erasing rubber Completely.By aforesaid operations, the present embodiment anti-pollution substrate surface does not occur rupture and exposes substrate, therefore manufactured in the present embodiment anti- Dirty coating Rockwell hardness reaches 3H.
Wearability test: being stained with 5% abluent solution on scouring pad, and bear a heavy burden 20N, on the anti-pollution surface substrate 1# with resistance to Grind instrument with 10 rates per minute rub 10cm, totally 100 times (one be primary back and forth), if coat side do not expose substrate show As then wearability is good.By aforesaid operations, the present embodiment anti-pollution substrate surface does not occur rupture and exposes substrate, therefore this implementation The anti-pollution paint wearability of example preparation is good.
Solvent resistance test: alcohol is picked respectively with cotton, n-hexane (two solvents can not be at same position) is soaked in corner The face bear of 10mm weighs 500 gram forces and is applied to coating surface to rub 30 times/30S repeatedly, if dissolution phenomena does not occur for coat side, Solvent resistance is good.By aforesaid operations, the present embodiment anti-pollution substrate surface does not occur dissolution phenomena, therefore prepared by the present embodiment Anti-pollution paint solvent resistance it is good.
Adhesive force test: with cross-cut tester, on the surface anti-pollution substrate 1#, (lattice for marking 10 10 vertical spacing 1mm wide of cross (is drawn Trace depth and substrate), surface debris is removed, indentation is covered with 3M (250) adhesive plaster, is rubbed back and forth on adhesive tape with mother's finger pulp (can not have bubble), with test surfaces at an angle of 90 degrees degree rapidly it is vertical by adhesive tape from surface pull-up, same position is tested 3 times, if It is each test lattice fall off area be no more than lattice area 1/3, and at most only have non-conterminous 3 lattices fall off Area is no more than the 1/3 of lattice area, then adhesive force is good.By aforesaid operations, the present embodiment anti-pollution substrate surface does not go out Existing obscission, therefore adhesive force is good for anti-pollution paint manufactured in the present embodiment.
Embodiment 2
The anti-pollution paint of the present embodiment includes following component according to parts by weight: 58 parts of modified polyester resin, hydroxyl modification silicon 0.5 part of oxygen alkane, 0.9 part of titanium dioxide, 7.5 parts of mixture of diethylenetriamine and m-phenylene diamine (MPD), melamine resin 0.25 part, 0.15 part of mixture of polyethylene glycol 200 and polyethylene glycol 400,0.1 part of dimethyl silicone polymer, viridine green 4.0 Part, 1.5 parts of epoxy phosphate ester, 7.5 parts of cyclohexanone, 8.0 parts of propylene glycol methyl ether acetate, 3.5 parts of ethylene glycol monobutyl ether, n-butanol 4.0 parts, 5.5 parts of isophorone.Modified polyester resin is silanol-modified alkyd resin, and hydroxyl modification siloxanes is poly- for hydroxyl modification Dimethyl siloxane.
After according to above-mentioned composition ingredient, 30 DEG C, by hydroxyl modification siloxanes, viridine green, titanium dioxide, different under stirring Fluorine your ketone, melamine resin, diethylenetriamine and m-phenylene diamine (MPD) mixture, dimethyl silicone polymer, polyethylene glycol 200 and the mixture of polyethylene glycol 400, epoxy phosphate ester, cyclohexanone, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, positive fourth Alcohol sequentially adds in modified polyester resin, in the case where revolving speed is 1000r/min, stirs 15min, generates anti-pollution paint.
The coating method of the present embodiment anti-pollution paint includes the steps that following sequence carries out:
1) selecting mesh number is that the strainer of 100~200 mesh is filtered the anti-pollution paint of the present embodiment, by after filtering 100 In the anti-pollution paint injection roll coater cutting disc of~200 mesh;
2) it is H24 by the Rockwell hardness after Cleaning and Passivation, is loaded in roll coater with a thickness of the aluminium flake substrate of 1.2mm, control The rate of roll shaft is 10m/min, and anti-pollution paint is coated on substrate, and coating thickness is 10 μm;
3) substrate after coating is put into in 230 DEG C of high temperature furnace the 70s that is heating and curing, it is cooling, anti-pollution substrate 2# is made.
Test method same as Example 1 is taken to carry out hardness, wearability, solvent resistant and attachment to anti-pollution substrate 2# Power test, test result show that the Rockwell hardness of the anti-pollution paint of the present embodiment reaches 3H, wearability, solvent resistant and adhesive force It is good.
Embodiment 3
The anti-pollution paint of the present embodiment includes following component according to parts by weight: 60 parts of modified polyester resin, hydroxyl modification silicon 0.35 part of oxygen alkane, 0.7 part of titanium dioxide, 7.0 parts of ethylenediamine, the mixture 0.2 of acrylic resin and melamine resin Part, 0.2 part of mixture of polyethylene glycol 200 and polyethylene wax, polyoxyethylene polyoxypropylene pentaerythrite ether and polyoxyethylene are poly- 0.1 part of the mixture of oxygen propyl alcohol amidogen ether, 2.5 parts of transparent blue pigment, 0.5 part of transparent green pigment, 2.0 parts of epoxy phosphate ester, ring 7.0 parts of ketone, 8.5 parts of propylene glycol methyl ether acetate, 4.0 parts of ethylene glycol monobutyl ether, 5.0 parts of n-butanol, 1,3- dimethyl-miaow quinoline 7.0 parts of ketone.Modified polyester resin is silanol-modified alkyd resin, and hydroxyl modification siloxanes is hydroxyl modification polydimethylsiloxanes Alkane.
After according to above-mentioned composition ingredient, 30 DEG C, by hydroxyl modification siloxanes, transparent blue pigment, transparent green face under stirring Material, titanium dioxide, 1,3- dimethyl-miaow quinoline ketone, ethylenediamine, gather the mixture of acrylic resin and melamine resin Mixture, polyethylene glycol 200 and the polyethylene wax of ethylene oxide polyoxypropylene pentaerythrite ether and polyoxyethylene polyoxy propyl alcohol amidogen ether Mixture, epoxy phosphate ester, cyclohexanone, propylene glycol methyl ether acetate, ethylene glycol monobutyl ether, n-butanol sequentially add it is modified poly- In ester resin, in the case where revolving speed is 2000r/min, 15min is stirred, generates anti-pollution paint.
The coating method of the present embodiment anti-pollution paint includes the steps that following sequence carries out:
1) selecting mesh number is that the strainer of 100~200 mesh is filtered the anti-pollution paint of the present embodiment, by after filtering 100 In the anti-pollution paint injection roll coater cutting disc of~200 mesh;
2) it is H24 by the Rockwell hardness after Cleaning and Passivation, is loaded in roll coater with a thickness of the aluminium flake substrate of 0.4mm, control The rate of roll shaft is 30m/min, and anti-pollution paint is coated on substrate, and coating thickness is 20 μm;
3) substrate after coating is put into in 225 DEG C of high temperature furnace the 85s that is heating and curing, it is cooling, anti-pollution substrate 3# is made.
Test method same as Example 1 is taken to carry out hardness, wearability, solvent resistant and attachment to anti-pollution substrate 3# Power test, test result show that the Rockwell hardness of the anti-pollution paint of the present embodiment reaches 3H, wearability, solvent resistant and adhesive force It is good.
Embodiment 4
The anti-pollution paint of the present embodiment includes following component according to parts by weight: 58 parts of modified polyester resin, hydroxyl modification silicon 0.5 part of oxygen alkane, 0.6 part of titanium dioxide, 8.0 parts of mixture of dipropylenetriamine and dimethylamine propylamine, acrylic resin 0.25 Part .1 parts of Macrogol 4000,0.17 part of polyoxyethylene polyoxypropylene glycerin ether, 3.0 parts of transparent blue pigment, transparent green pigment 0.5 part, 1.5 parts of epoxy phosphate ester, 7.0 parts of cyclohexanone, 8.0 parts of propylene glycol methyl ether acetate, 3.0 parts of ethylene glycol monobutyl ether, just 4.5 parts of butanol, 6.0 parts of mixture of 1,3- dimethyl-miaow quinoline ketone and isophorone.Modified polyester resin is silanol-modified alkyd Resin, hydroxyl modification siloxanes are hydroxyl modification dimethyl silicone polymer.
After according to above-mentioned composition ingredient, 25 DEG C, by hydroxyl modification siloxanes, transparent blue pigment, transparent green face under stirring Material, titanium dioxide, 1,3- dimethyl-miaow quinoline ketone and isophorone mixture, acrylic resin, dipropylenetriamine and dimethylamine The mixture of base propylamine, polyoxyethylene polyoxypropylene glycerin ether, polyethylene glycol 400, epoxy phosphate ester, cyclohexanone, propylene glycol first Ether acetate, ethylene glycol monobutyl ether, n-butanol sequentially add in modified polyester resin, in the case where revolving speed is 1800r/min, stirring 15min generates anti-pollution paint.
The coating method of the present embodiment anti-pollution paint includes the steps that following sequence carries out:
1) selecting mesh number is that the strainer of 100~200 mesh is filtered the anti-pollution paint of the present embodiment, by after filtering 100 In the anti-pollution paint injection roll coater cutting disc of~200 mesh;
2) it is H24 by the Rockwell hardness after Cleaning and Passivation, is loaded in roll coater with a thickness of the aluminium flake substrate of 1.2mm, control The rate of roll shaft is 30m/min, and anti-pollution paint is coated on substrate, and coating thickness is 35 μm;
3) substrate after coating is put into in 225 DEG C of high temperature furnace the 100s that is heating and curing, it is cooling, anti-pollution substrate 4# is made.
Test method same as Example 1 is taken to carry out hardness, wearability, solvent resistant and attachment to anti-pollution substrate 4# Power test, test result show that the Rockwell hardness of the anti-pollution paint of the present embodiment reaches 3H, wearability, solvent resistant and adhesive force It is good.
Test example
Gone out at two on the anti-pollution substrate surface of embodiment 1# using specific " CPM-150 " number signature pen picture and is handed in length and breadth Three wrong cross three are perpendicular, and after picture, wherein taking operation a at one, another place takes operation b:
A: being wiped 10 times using clean cotton back and forth immediately, repeats 10 periods;
B: after person's handwriting air-dries completely, using the tooling cubing of 10N power, (tip wraps up single layer cleaning cotton and connects with person's handwriting Touching) it wipes 10 times back and forth, repeat 10 periods.
Embodiment 1# anti-pollution substrate is examined to be whether surface has person's handwriting residual.
After above-mentioned detection, equal noresidue at embodiment 1# anti-pollution substrate surface two.
Above-mentioned same operating method is taken, same detection is made to the anti-pollution substrate of embodiment 2#~4#, as a result table It is bright, equal noresidue at embodiment 2#~4# anti-pollution substrate surface two.
Above-mentioned test result shows: anti-pollution paint antifouling effect of the invention is excellent.
Above-mentioned anti-pollution paint preferably can be used on household appliances, for example people's everyday exposure is more, surface is easy The kettle or electromagnetic oven of contamination.By taking kettle as an example, kettle includes bottle body, pot lid and bottom of the pot, and anti-pollution paint is coated in above-mentioned bottle body Surface.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution The range of scheme.

Claims (10)

1. a kind of anti-pollution paint, which is characterized in that according to parts by weight include following component: 55~60 parts of modified polyester resin, hydroxyl 0.3~0.5 part of base modified siloxane, 0.6~0.9 part of titanium dioxide, 6.0~8.0 parts of curing agent, 0.2~0.3 part of levelling agent, 0.1~0.2 part of dispersing agent, 0.1~0.2 part of defoaming agent, 2.5~4.0 parts of pigment, 1.5~2.0 parts of epoxy phosphate ester, cyclohexanone 7.0~8.0 parts, 8.0~9.0 parts of propylene glycol methyl ether acetate, 3.0~4.0 parts of ethylene glycol monobutyl ether, n-butanol 4.0~5.0 Part, 5.0~7.0 parts of solubilizer;
The pigment is selected from one of the mixture of transparent blue pigment and transparent green pigment, red pigment, viridine green;
The hydroxyl modification siloxanes is hydroxyl modification dimethyl silicone polymer, and the hydroxyl modification dimethyl silicone polymer is logical It crosses and α-(2- methyl -2- acryloyl group)-ω-methoxypolyethylene glycol is grafted to dimethyl silicone polymer and obtained.
2. anti-pollution paint according to claim 1, which is characterized in that the modified polyester resin is silanol-modified alkyd tree Rouge.
3. anti-pollution paint according to claim 1, which is characterized in that the solubilizer is selected from isophorone and 1,3- diformazan At least one of base-imidazolone.
4. the preparation method of any anti-pollution paint of claims 1 to 3, which comprises the steps of:
Under room temperature, be added under stiring into the modified polyester resin hydroxyl modification siloxanes, pigment, titanium dioxide, Solubilizer, levelling agent, curing agent, defoaming agent, dispersing agent, epoxy phosphate ester, cyclohexanone, propylene glycol methyl ether acetate, ethylene glycol Monobutyl ether, n-butanol, stir evenly, and the anti-pollution paint is made.
5. the preparation method according to claim 4, which is characterized in that the revolving speed for controlling the stirring is 1000~2000r/ Min, mixing time are 5~15min.
6. the coating method of any anti-pollution paint of claims 1 to 3, which is characterized in that carried out including following sequence Step:
1) anti-pollution paint is filtered, the anti-pollution paint of 100~200 mesh is obtained;
2) anti-pollution paint that step 1) obtains is coated to substrate surface, control coating rate is 10~30m/min;
3) substrate after coating is cooled to room temperature in 216~232 DEG C of 70~100s that are heating and curing.
7. coating method according to claim 6, which is characterized in that control the coating of anti-pollution paint on the substrate surface With a thickness of 10~35 μm.
8. coating method according to claim 6, which is characterized in that the substrate with a thickness of 0.3~1.2mm.
9. coating method according to claim 6, which is characterized in that the substrate is aluminium flake substrate.
10. a kind of insulating pot, including bottle body, pot lid and bottom of the pot, it is characterised in that: be coated with claim on the bottle body surface 1~3 any anti-pollution paint.
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CN88105728A (en) * 1988-06-09 1988-12-21 刘定之 Furniture and upholstery surface daub on a wall novel material
FR2745529A1 (en) * 1996-03-04 1997-09-05 Iles Daniele Production of decorating parts
CN102391736A (en) * 2011-07-25 2012-03-28 苏州金近幕墙有限公司 Self-cleaning coating used for building curtain wall aluminum veneer and preparation method thereof

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CN102391771B (en) * 2011-10-14 2014-03-26 洛阳双瑞防腐工程技术有限公司 Thick paste quick-drying type weather-resistant and wear-resistant coating for wind turbine blades and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN88105728A (en) * 1988-06-09 1988-12-21 刘定之 Furniture and upholstery surface daub on a wall novel material
FR2745529A1 (en) * 1996-03-04 1997-09-05 Iles Daniele Production of decorating parts
CN102391736A (en) * 2011-07-25 2012-03-28 苏州金近幕墙有限公司 Self-cleaning coating used for building curtain wall aluminum veneer and preparation method thereof

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