CN109337498A - A kind of anti-corrosion flame retardant coating of LED light and preparation method thereof - Google Patents
A kind of anti-corrosion flame retardant coating of LED light and preparation method thereof Download PDFInfo
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- CN109337498A CN109337498A CN201810931363.5A CN201810931363A CN109337498A CN 109337498 A CN109337498 A CN 109337498A CN 201810931363 A CN201810931363 A CN 201810931363A CN 109337498 A CN109337498 A CN 109337498A
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- 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
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
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- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- 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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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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Abstract
The present invention provides a kind of anti-corrosion flame retardant coating and preparation method thereof of LED light, belong to technical field of coatings, the anti-corrosion flame retardant coating of LED light includes the raw material of following parts by weight: bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, silicone acrylic emulsion, boron carbide, ethyl cellulose, graphite powder, nanometer silicon carbide, dibutyl tin dilaurate, fire retardant, levelling agent, defoaming agent, toughener, curing agent, antioxidant and water；Preparation method is the following steps are included: (1) weighs raw material, (2) preparation mixed liquor A；(3) mixed liquid B is prepared；(4) mixing, heating water bath, cooling, sealed package；The present invention has the advantages that anticorrosive property is good and good flame resistance.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of anti-corrosion flame retardant coating of LED light and preparation method thereof.
Background technique
It during urban construction, needs in road both sides mounted LED lamp, LED light is long-term to locate due to being placed in outdoor
It in the adverse circumstances exposed to the sun and rain, is easy to be corroded, its normal service life is caused substantially to shorten, it is anti-therefore, it is necessary to brush
Rotten coating.
In addition, the structure of itself safety in order to protect LED light, also needs have good flame retardant property, therefore also need
It will brushing anti-flaming dope.
Currently, existing LED light coating in anticorrosion and fire-retardant aspect there is also deficiency, can not ensure that LED light can
Normal use.
Summary of the invention
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of anti-corrosion flame retardant coating of LED light and its
Preparation method, the anti-corrosion flame retardant coating of LED light obtained have the advantages that anticorrosive property is good and good flame resistance.
The present invention provides the following technical solutions:
A kind of anti-corrosion flame retardant coating of LED light, the raw material including following parts by weight: 9-13 parts of bisphenol A type epoxy resin,
13-17 parts of acrylic resin, 14-20 parts of amino resins, 12-18 parts of lacquer, 1.8-3.2 parts of titanium dioxide, nano-aluminum hydroxide
4-8 parts, 1-2 parts of aluminum stearate, 1-2 parts of hollow glass micropearl, 12-16 parts of silicon nitride, 2-3 parts of silicone acrylic emulsion, boron carbide 2-4
Part, 3-5 parts of ethyl cellulose, 1-5 parts of graphite powder, 4-6 parts of nanometer silicon carbide, 1-4 parts of dibutyl tin dilaurate, fire retardant
0.7-0.9 parts, it is 0.3-0.7 parts of levelling agent, 0.2-0.6 parts of defoaming agent, 0.1-0.3 parts of toughener, 0.1-0.5 parts of curing agent, anti-
0.6-0.8 parts and water 12-30 parts of oxidant.
Bisphenol A type epoxy resin is added in raw material, bisphenol A type epoxy resin has and corrosion resistant strong to the adhesion of metal
The strong feature of corrosion.
Amino resins is added in raw material, if amino resins is used alone, paint film obtained is too hard, to substrate adhesion
Difference, so usually and can be compatible with amino resins, and shared by the crosslinkable other type of resin of heating, it can be used as third
The crosslinking agent of olefin(e) acid resin and bisphenol A type epoxy resin, such matching can obtain having for tridimensional network by heating
The paint film of obdurability.
It is added to lacquer in raw material, it is excellent that lacquer has that heat-resist, durability is good, good corrosion resistance and adhesive force are strong
Point.
It is added to nano-aluminum hydroxide in raw material, is conducive to the flame retardant property for improving coating.
It is added to aluminum stearate in raw material, is conducive to the thermal stability for improving coating.
Silicon nitride is added in raw material, silicon nitride has the advantages that high intensity, high temperature resistant and corrosion resistance are good.
Silicone acrylic emulsion is added in raw material, silicone acrylic emulsion has good heat-resisting quantity, good weatherability, flexibility good and attachment
The good advantage of property.
Boron carbide is added in raw material, boron carbide is with fire resistance is good, intensity is high, thermal stability is good and chemical stability is good
The characteristics of.
Be added to ethyl cellulose in raw material, ethyl cellulose have thermal stability is good, flexibility is good, good corrosion resistance and
The advantages of facilitating film forming.
Graphite powder is added in raw material, graphite powder is with fire resistance is good, lubricity is good, chemical stability is good and plasticity is good
The advantages of.
Nanometer silicon carbide is added in raw material, nanometer silicon carbide has good fire resistance, large specific surface area, hardness high, wear-resisting
Property good and low thermal coefficient feature.
It is added to dibutyl tin dilaurate in raw material, dibutyl tin dilaurate has good lubricity and weather-proof
Property.
Preferably, the raw material including following parts by weight: 10 parts of bisphenol A type epoxy resin, 16 parts of acrylic resin, amino tree
15 parts of rouge, 18 parts of lacquer, 2 parts of titanium dioxide, 4 parts of nano-aluminum hydroxide, 2 parts of aluminum stearate, 1 part of hollow glass micropearl, nitridation
13 parts of silicon, 2 parts of silicone acrylic emulsion, 4 parts of boron carbide, 4 parts of ethyl cellulose, 5 parts of graphite powder, 4 parts of nanometer silicon carbide, tin dilaurate two
It is 2 parts of butyl tin, 0.7 part of fire retardant, 0.3 part of levelling agent, 0.3 part of defoaming agent, 0.3 part of toughener, 0.4 part of curing agent, anti-oxidant
0.7 part and 15 parts of water of agent.
Preferably, the raw material including following parts by weight: 11 parts of bisphenol A type epoxy resin, 15 parts of acrylic resin, amino tree
17 parts of rouge, 15 parts of lacquer, 2.5 parts of titanium dioxide, 6 parts of nano-aluminum hydroxide, 1.5 parts of aluminum stearate, hollow glass micropearl 1.5
Part, 14 parts of silicon nitride, 2.5 parts of silicone acrylic emulsion, 3 parts of boron carbide, 4 parts of ethyl cellulose, 3 parts of graphite powder, 5 parts of nanometer silicon carbide,
2.5 parts of dibutyl tin dilaurate, 0.8 part of fire retardant, 0.5 part of levelling agent, 0.4 part of defoaming agent, 0.2 part of toughener, curing agent
0.3 part, 0.7 part of antioxidant and 21 parts of water.
Preferably, the fire retardant is machine phosphorus type flame retardant or flame retardant of magnesium hydroxide.
Preferably, the levelling agent is hydroxymethyl cellulose or silicone oil.
Preferably, the defoaming agent is polypropylene glycerol aether or dimethyl silicone polymer.
Preferably, the toughener is liquid polysulfide rubber or liquid nitrile rubber.
Preferably, the curing agent is diaminocyclohexane or diaminodiphenylmethane.
Preferably, the antioxidant is dilauryl thiodipropionate.
A kind of preparation method of the anti-corrosion flame retardant coating of LED light, comprising the following steps:
(1) raw material is weighed according to the parts by weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two
Dibutyl tin laurate is put into blender, is stirred 30-40min at 30-50 DEG C, is obtained mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite
In powder, nanometer silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, increasing
Tough dose, curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then adds mixed liquor water-bath
Heat is placed in 12-14h in the hygrothermal environment that relative humidity is 80% to 65 DEG C, and by mixed liquor, is finally cooled to room temperature, sealing packet
Fill the anti-corrosion flame retardant coating to get LED light.
Compared with prior art, the beneficial effects of the present invention are:
1, the anti-corrosion flame retardant coating of LED light produced by the present invention has the advantages that anticorrosive property is good and good flame resistance, and
And the preparation method of the anti-corrosion flame retardant coating of the LED light has the advantages that operation is convenient and simple and practical.
2, heretofore described fire retardant is machine phosphorus type flame retardant or flame retardant of magnesium hydroxide, is conducive to the resistance for improving coating
Fire performance.
3, heretofore described levelling agent is hydroxymethyl cellulose or silicone oil, can promote coating shape during the drying and film forming process
At a smooth, smooth, uniform film, it can be effectively reduced and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve the one of its levelability and uniformity
A possibility that substance can improve the permeability for covering with paint, lacquer, colour wash, etc. liquid, generate spot and spot when can be reduced brushing, increases spreadability, makes
Form a film uniform nature.
4, heretofore described defoaming agent is polypropylene glycerol aether or dimethyl silicone polymer, reduces of coating surface
Power inhibits foam to generate or eliminate the foam generated.
5, heretofore described toughener is liquid polysulfide rubber or liquid nitrile rubber, bisphenol A type epoxy resin, propylene
Elongation is low, brittleness is larger after acid resin, amino resins solidification, is easy to crack when external force is born in bonding site, and
It rapidly develops, film layer is caused to crack, and toughener helps to improve the toughness of coating, reduces brittleness.
6, heretofore described curing agent is diaminocyclohexane or diaminodiphenylmethane, is conducive to resin solidification.
7, heretofore described antioxidant is dilauryl thiodipropionate, is beneficial to prevent coating and is oxidized.
Specific embodiment
Embodiment 1
A kind of anti-corrosion flame retardant coating of LED light, the raw material including following weight: bisphenol A type epoxy resin 9kg, propylene
Acid resin 13kg, amino resins 14kg, lacquer 12kg, titanium dioxide 1.8kg, nano-aluminum hydroxide 4kg, aluminum stearate 1kg, sky
Heart glass microballoon 1kg, silicon nitride 12kg, silicone acrylic emulsion 2kg, boron carbide 2kg, ethyl cellulose 3kg, graphite powder 1kg, nano-sized carbon
SiClx 4kg, dibutyl tin dilaurate 1kg, fire retardant 0.7kg, levelling agent 0.3kg, defoaming agent 0.2kg, toughener 0.1kg,
Curing agent 0.1kg, antioxidant 0.6kg and water 12kg.
Bisphenol A type epoxy resin is added in raw material, bisphenol A type epoxy resin has and corrosion resistant strong to the adhesion of metal
The strong feature of corrosion.
Amino resins is added in raw material, if amino resins is used alone, paint film obtained is too hard, to substrate adhesion
Difference, so usually and can be compatible with amino resins, and shared by the crosslinkable other type of resin of heating, it can be used as third
The crosslinking agent of olefin(e) acid resin and bisphenol A type epoxy resin, such matching can obtain having for tridimensional network by heating
The paint film of obdurability.
It is added to lacquer in raw material, it is excellent that lacquer has that heat-resist, durability is good, good corrosion resistance and adhesive force are strong
Point.
It is added to nano-aluminum hydroxide in raw material, is conducive to the flame retardant property for improving coating.
It is added to aluminum stearate in raw material, is conducive to the thermal stability for improving coating.
Silicon nitride is added in raw material, silicon nitride has the advantages that high intensity, high temperature resistant and corrosion resistance are good.
Silicone acrylic emulsion is added in raw material, silicone acrylic emulsion has good heat-resisting quantity, good weatherability, flexibility good and attachment
The good advantage of property.
Boron carbide is added in raw material, boron carbide is with fire resistance is good, intensity is high, thermal stability is good and chemical stability is good
The characteristics of.
Be added to ethyl cellulose in raw material, ethyl cellulose have thermal stability is good, flexibility is good, good corrosion resistance and
The advantages of facilitating film forming.
Graphite powder is added in raw material, graphite powder is with fire resistance is good, lubricity is good, chemical stability is good and plasticity is good
The advantages of.
Nanometer silicon carbide is added in raw material, nanometer silicon carbide has good fire resistance, large specific surface area, hardness high, wear-resisting
Property good and low thermal coefficient feature.
It is added to dibutyl tin dilaurate in raw material, dibutyl tin dilaurate has good lubricity and weather-proof
Property.
A kind of preparation method of the anti-corrosion flame retardant coating of LED light, comprising the following steps:
(1) raw material is weighed according to the weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two
Dibutyl tin laurate is put into blender, is stirred 30-40min at 30-50 DEG C, is obtained mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite
In powder, nanometer silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, increasing
Tough dose, curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then adds mixed liquor water-bath
Heat is placed in 12-14h in the hygrothermal environment that relative humidity is 80% to 65 DEG C, and by mixed liquor, is finally cooled to room temperature, sealing packet
Fill the anti-corrosion flame retardant coating to get LED light.
Fire retardant is machine phosphorus type flame retardant, is conducive to the flame retardant property for improving coating.
Levelling agent is hydroxymethyl cellulose, can promote coating formed during the drying and film forming process one it is smooth, smooth, uniform
Film, can be effectively reduced and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve a substance of its levelability and uniformity, can improve and cover with paint, lacquer, colour wash, etc. liquid
Permeability, increases spreadability, makes the uniform nature of film forming a possibility that generating spot and spot when can be reduced brushing.
Defoaming agent is polypropylene glycerol aether, reduces the tension of coating surface, inhibits foam to generate or eliminate and has generated
Foam.
Toughener is liquid polysulfide rubber, elongation after bisphenol A type epoxy resin, acrylic resin, amino resins solidification
It is low, brittleness is larger, be easy to crack when external force is born in bonding site, and rapidly develop, film layer is caused to crack, and toughening
Agent helps to improve the toughness of coating, reduces brittleness.
Curing agent is diaminocyclohexane, is conducive to resin solidification.
Antioxidant is dilauryl thiodipropionate, is beneficial to prevent coating and is oxidized.
The anti-corrosion flame retardant coating of LED light produced by the present invention has the advantages that anticorrosive property is good and good flame resistance, and
The preparation method of the anti-corrosion flame retardant coating of the LED light has the advantages that operation is convenient and simple and practical.
Embodiment 2
A kind of anti-corrosion flame retardant coating of LED light, the raw material including following weight: bisphenol A type epoxy resin 13kg, propylene
Acid resin 17kg, amino resins 20kg, lacquer 18kg, titanium dioxide 3.2kg, nano-aluminum hydroxide 8kg, aluminum stearate 2kg, sky
Heart glass microballoon 2kg, silicon nitride 16kg, silicone acrylic emulsion 3kg, boron carbide 4kg, ethyl cellulose 5kg, graphite powder 5kg, nano-sized carbon
SiClx 6kg, dibutyl tin dilaurate 4kg, fire retardant 0.9kg, levelling agent 0.7kg, defoaming agent 0.6kg, toughener 0.3kg,
Curing agent 0.5kg, antioxidant 0.8kg and water 30kg.
Bisphenol A type epoxy resin is added in raw material, bisphenol A type epoxy resin has and corrosion resistant strong to the adhesion of metal
The strong feature of corrosion.
Amino resins is added in raw material, if amino resins is used alone, paint film obtained is too hard, to substrate adhesion
Difference, so usually and can be compatible with amino resins, and shared by the crosslinkable other type of resin of heating, it can be used as third
The crosslinking agent of olefin(e) acid resin and bisphenol A type epoxy resin, such matching can obtain having for tridimensional network by heating
The paint film of obdurability.
It is added to lacquer in raw material, it is excellent that lacquer has that heat-resist, durability is good, good corrosion resistance and adhesive force are strong
Point.
It is added to nano-aluminum hydroxide in raw material, is conducive to the flame retardant property for improving coating.
It is added to aluminum stearate in raw material, is conducive to the thermal stability for improving coating.
Silicon nitride is added in raw material, silicon nitride has the advantages that high intensity, high temperature resistant and corrosion resistance are good.
Silicone acrylic emulsion is added in raw material, silicone acrylic emulsion has good heat-resisting quantity, good weatherability, flexibility good and attachment
The good advantage of property.
Boron carbide is added in raw material, boron carbide is with fire resistance is good, intensity is high, thermal stability is good and chemical stability is good
The characteristics of.
Be added to ethyl cellulose in raw material, ethyl cellulose have thermal stability is good, flexibility is good, good corrosion resistance and
The advantages of facilitating film forming.
Graphite powder is added in raw material, graphite powder is with fire resistance is good, lubricity is good, chemical stability is good and plasticity is good
The advantages of.
Nanometer silicon carbide is added in raw material, nanometer silicon carbide has good fire resistance, large specific surface area, hardness high, wear-resisting
Property good and low thermal coefficient feature.
It is added to dibutyl tin dilaurate in raw material, dibutyl tin dilaurate has good lubricity and weather-proof
Property.
A kind of preparation method of the anti-corrosion flame retardant coating of LED light, comprising the following steps:
(1) raw material is weighed according to the weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two
Dibutyl tin laurate is put into blender, is stirred 30-40min at 30-50 DEG C, is obtained mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite
In powder, nanometer silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, increasing
Tough dose, curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then adds mixed liquor water-bath
Heat is placed in 12-14h in the hygrothermal environment that relative humidity is 80% to 65 DEG C, and by mixed liquor, is finally cooled to room temperature, sealing packet
Fill the anti-corrosion flame retardant coating to get LED light.
Fire retardant is machine phosphorus type flame retardant, is conducive to the flame retardant property for improving coating.
Levelling agent is hydroxymethyl cellulose, can promote coating formed during the drying and film forming process one it is smooth, smooth, uniform
Film, can be effectively reduced and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve a substance of its levelability and uniformity, can improve and cover with paint, lacquer, colour wash, etc. liquid
Permeability, increases spreadability, makes the uniform nature of film forming a possibility that generating spot and spot when can be reduced brushing.
Defoaming agent is polypropylene glycerol aether, reduces the tension of coating surface, inhibits foam to generate or eliminate and has generated
Foam.
Toughener is liquid polysulfide rubber, elongation after bisphenol A type epoxy resin, acrylic resin, amino resins solidification
It is low, brittleness is larger, be easy to crack when external force is born in bonding site, and rapidly develop, film layer is caused to crack, and toughening
Agent helps to improve the toughness of coating, reduces brittleness.
Curing agent is diaminocyclohexane, is conducive to resin solidification.
Antioxidant is dilauryl thiodipropionate, is beneficial to prevent coating and is oxidized.
The anti-corrosion flame retardant coating of LED light produced by the present invention has the advantages that anticorrosive property is good and good flame resistance, and
The preparation method of the anti-corrosion flame retardant coating of the LED light has the advantages that operation is convenient and simple and practical.
Embodiment 3
A kind of anti-corrosion flame retardant coating of LED light, the raw material including following weight: bisphenol A type epoxy resin 11kg, propylene
Acid resin 15kg, amino resins 17kg, lacquer 15kg, titanium dioxide 2.5kg, nano-aluminum hydroxide 6kg, aluminum stearate 1.5kg,
Hollow glass micropearl 1.5kg, silicon nitride 14kg, silicone acrylic emulsion 2.5kg, boron carbide 3kg, ethyl cellulose 4kg, graphite powder 3kg,
Nanometer silicon carbide 5kg, dibutyl tin dilaurate 2.5kg, fire retardant 0.8kg, levelling agent 0.5kg, defoaming agent 0.4kg, toughening
Agent 0.2kg, curing agent 0.3kg, antioxidant 0.7kg and water 21kg.
Bisphenol A type epoxy resin is added in raw material, bisphenol A type epoxy resin has and corrosion resistant strong to the adhesion of metal
The strong feature of corrosion.
Amino resins is added in raw material, if amino resins is used alone, paint film obtained is too hard, to substrate adhesion
Difference, so usually and can be compatible with amino resins, and shared by the crosslinkable other type of resin of heating, it can be used as third
The crosslinking agent of olefin(e) acid resin and bisphenol A type epoxy resin, such matching can obtain having for tridimensional network by heating
The paint film of obdurability.
It is added to lacquer in raw material, it is excellent that lacquer has that heat-resist, durability is good, good corrosion resistance and adhesive force are strong
Point.
It is added to nano-aluminum hydroxide in raw material, is conducive to the flame retardant property for improving coating.
It is added to aluminum stearate in raw material, is conducive to the thermal stability for improving coating.
Silicon nitride is added in raw material, silicon nitride has the advantages that high intensity, high temperature resistant and corrosion resistance are good.
Silicone acrylic emulsion is added in raw material, silicone acrylic emulsion has good heat-resisting quantity, good weatherability, flexibility good and attachment
The good advantage of property.
Boron carbide is added in raw material, boron carbide is with fire resistance is good, intensity is high, thermal stability is good and chemical stability is good
The characteristics of.
Be added to ethyl cellulose in raw material, ethyl cellulose have thermal stability is good, flexibility is good, good corrosion resistance and
The advantages of facilitating film forming.
Graphite powder is added in raw material, graphite powder is with fire resistance is good, lubricity is good, chemical stability is good and plasticity is good
The advantages of.
Nanometer silicon carbide is added in raw material, nanometer silicon carbide has good fire resistance, large specific surface area, hardness high, wear-resisting
Property good and low thermal coefficient feature.
It is added to dibutyl tin dilaurate in raw material, dibutyl tin dilaurate has good lubricity and weather-proof
Property.
A kind of preparation method of the anti-corrosion flame retardant coating of LED light, comprising the following steps:
(1) raw material is weighed according to the weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two
Dibutyl tin laurate is put into blender, is stirred 30-40min at 30-50 DEG C, is obtained mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite
In powder, nanometer silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, increasing
Tough dose, curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then adds mixed liquor water-bath
Heat is placed in 12-14h in the hygrothermal environment that relative humidity is 80% to 65 DEG C, and by mixed liquor, is finally cooled to room temperature, sealing packet
Fill the anti-corrosion flame retardant coating to get LED light.
Fire retardant is flame retardant of magnesium hydroxide, is conducive to the flame retardant property for improving coating.
Levelling agent is silicone oil, and coating can be promoted to form a smooth, smooth, uniform film during the drying and film forming process,
It can be effectively reduced and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve a substance of its levelability and uniformity, the permeability for covering with paint, lacquer, colour wash, etc. liquid can be improved,
A possibility that generating spot and spot when can be reduced brushing, increases spreadability, makes the uniform nature of film forming.
Defoaming agent is dimethyl silicone polymer, reduces the tension of coating surface, inhibits foam to generate or eliminate and has generated
Foam.
Toughener is liquid nitrile rubber, elongation after bisphenol A type epoxy resin, acrylic resin, amino resins solidification
It is low, brittleness is larger, be easy to crack when external force is born in bonding site, and rapidly develop, film layer is caused to crack, and toughening
Agent helps to improve the toughness of coating, reduces brittleness.
Curing agent is diaminodiphenylmethane, is conducive to resin solidification.
Antioxidant is dilauryl thiodipropionate, is beneficial to prevent coating and is oxidized.
The anti-corrosion flame retardant coating of LED light produced by the present invention has the advantages that anticorrosive property is good and good flame resistance, and
The preparation method of the anti-corrosion flame retardant coating of the LED light has the advantages that operation is convenient and simple and practical.
Embodiment 4
A kind of anti-corrosion flame retardant coating of LED light, the raw material including following weight: bisphenol A type epoxy resin 10kg, propylene
It is acid resin 16kg, amino resins 15kg, lacquer 18kg, titanium dioxide 2kg, nano-aluminum hydroxide 4kg, aluminum stearate 2kg, hollow
Glass microballoon 1kg, silicon nitride 13kg, silicone acrylic emulsion 2kg, boron carbide 4kg, ethyl cellulose 4kg, graphite powder 5kg, nano silicon carbide
Silicon 4kg, dibutyl tin dilaurate 2kg, fire retardant 0.7kg, levelling agent 0.3kg, defoaming agent 0.3kg, toughener 0.3kg, consolidate
Agent 0.4kg, antioxidant 0.7kg and water 15kg.
Bisphenol A type epoxy resin is added in raw material, bisphenol A type epoxy resin has and corrosion resistant strong to the adhesion of metal
The strong feature of corrosion.
Amino resins is added in raw material, if amino resins is used alone, paint film obtained is too hard, to substrate adhesion
Difference, so usually and can be compatible with amino resins, and shared by the crosslinkable other type of resin of heating, it can be used as third
The crosslinking agent of olefin(e) acid resin and bisphenol A type epoxy resin, such matching can obtain having for tridimensional network by heating
The paint film of obdurability.
It is added to lacquer in raw material, it is excellent that lacquer has that heat-resist, durability is good, good corrosion resistance and adhesive force are strong
Point.
It is added to nano-aluminum hydroxide in raw material, is conducive to the flame retardant property for improving coating.
It is added to aluminum stearate in raw material, is conducive to the thermal stability for improving coating.
Silicon nitride is added in raw material, silicon nitride has the advantages that high intensity, high temperature resistant and corrosion resistance are good.
Silicone acrylic emulsion is added in raw material, silicone acrylic emulsion has good heat-resisting quantity, good weatherability, flexibility good and attachment
The good advantage of property.
Boron carbide is added in raw material, boron carbide is with fire resistance is good, intensity is high, thermal stability is good and chemical stability is good
The characteristics of.
Be added to ethyl cellulose in raw material, ethyl cellulose have thermal stability is good, flexibility is good, good corrosion resistance and
The advantages of facilitating film forming.
Graphite powder is added in raw material, graphite powder is with fire resistance is good, lubricity is good, chemical stability is good and plasticity is good
The advantages of.
Nanometer silicon carbide is added in raw material, nanometer silicon carbide has good fire resistance, large specific surface area, hardness high, wear-resisting
Property good and low thermal coefficient feature.
It is added to dibutyl tin dilaurate in raw material, dibutyl tin dilaurate has good lubricity and weather-proof
Property.
A kind of preparation method of the anti-corrosion flame retardant coating of LED light, comprising the following steps:
(1) raw material is weighed according to the weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two
Dibutyl tin laurate is put into blender, is stirred 30-40min at 30-50 DEG C, is obtained mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite
In powder, nanometer silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, increasing
Tough dose, curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then adds mixed liquor water-bath
Heat is placed in 12-14h in the hygrothermal environment that relative humidity is 80% to 65 DEG C, and by mixed liquor, is finally cooled to room temperature, sealing packet
Fill the anti-corrosion flame retardant coating to get LED light.
Fire retardant is flame retardant of magnesium hydroxide, is conducive to the flame retardant property for improving coating.
Levelling agent is silicone oil, and coating can be promoted to form a smooth, smooth, uniform film during the drying and film forming process,
It can be effectively reduced and cover with paint, lacquer, colour wash, etc. liquid surface tension, improve a substance of its levelability and uniformity, the permeability for covering with paint, lacquer, colour wash, etc. liquid can be improved,
A possibility that generating spot and spot when can be reduced brushing, increases spreadability, makes the uniform nature of film forming.
Defoaming agent is dimethyl silicone polymer, reduces the tension of coating surface, inhibits foam to generate or eliminate and has generated
Foam.
Toughener is liquid nitrile rubber, elongation after bisphenol A type epoxy resin, acrylic resin, amino resins solidification
It is low, brittleness is larger, be easy to crack when external force is born in bonding site, and rapidly develop, film layer is caused to crack, and toughening
Agent helps to improve the toughness of coating, reduces brittleness.
Curing agent is diaminodiphenylmethane, is conducive to resin solidification.
Antioxidant is dilauryl thiodipropionate, is beneficial to prevent coating and is oxidized.
The anti-corrosion flame retardant coating of LED light produced by the present invention has the advantages that anticorrosive property is good and good flame resistance, and
The preparation method of the anti-corrosion flame retardant coating of the LED light has the advantages that operation is convenient and simple and practical.
The anti-corrosion flame retardant coating of LED light made from embodiment 1, embodiment 2, embodiment 3 and embodiment 4 is subjected to performance
Test, the anti-corrosion flame retardant coating of commercially available LED light is compared as a control group, test result is as shown in table 1:
Compare from 1 data of table as can be seen that the invention has the advantages that the anti-corrosion flame retardant of LED light produced by the present invention applies
Material has the advantages that anticorrosive property is good and good flame resistance.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of anti-corrosion flame retardant coating of LED light, which is characterized in that the raw material including following parts by weight: bisphenol type epoxy tree
9-13 parts of rouge, 13-17 parts of acrylic resin, 14-20 parts of amino resins, 12-18 parts of lacquer, 1.8-3.2 parts of titanium dioxide, nanometer
4-8 parts of aluminium hydroxide, 1-2 parts of aluminum stearate, 1-2 parts of hollow glass micropearl, 12-16 parts of silicon nitride, 2-3 parts of silicone acrylic emulsion, carbon
Change boron 2-4 parts, 3-5 parts of ethyl cellulose, 1-5 parts of graphite powder, 4-6 parts of nanometer silicon carbide, 1-4 parts of dibutyl tin dilaurate,
0.7-0.9 parts of fire retardant, 0.3-0.7 parts of levelling agent, 0.2-0.6 parts of defoaming agent, 0.1-0.3 parts of toughener, curing agent 0.1-0.5
Part, 0.6-0.8 parts of antioxidant and 12-30 parts of water.
2. the anti-corrosion flame retardant coating of LED light according to claim 1, which is characterized in that the original including following parts by weight
Material: 10 parts of bisphenol A type epoxy resin, 16 parts of acrylic resin, 15 parts of amino resins, 18 parts of lacquer, titanium dioxide 2 part, nanometer
4 parts of aluminium hydroxide, 2 parts of aluminum stearate, 1 part of hollow glass micropearl, 13 parts of silicon nitride, 2 parts of silicone acrylic emulsion, 4 parts of boron carbide, ethyl
4 parts of cellulose, 5 parts of graphite powder, 4 parts of nanometer silicon carbide, 2 parts of dibutyl tin dilaurate, 0.7 part of fire retardant, levelling agent 0.3
Part, 0.3 part of defoaming agent, 0.3 part of toughener, 0.4 part of curing agent, 0.7 part of antioxidant and 15 parts of water.
3. the anti-corrosion flame retardant coating of LED light according to claim 1, which is characterized in that the original including following parts by weight
Material: 11 parts of bisphenol A type epoxy resin, 17 parts of amino resins, 15 parts of lacquer, 2.5 parts of titanium dioxide, is received 15 parts of acrylic resin
Rice 6 parts of aluminium hydroxide, 1.5 parts of aluminum stearate, 1.5 parts of hollow glass micropearl, 14 parts of silicon nitride, 2.5 parts of silicone acrylic emulsion, boron carbide
3 parts, 4 parts of ethyl cellulose, 3 parts of graphite powder, 5 parts of nanometer silicon carbide, 2.5 parts of dibutyl tin dilaurate, 0.8 part of fire retardant,
0.5 part of levelling agent, 0.4 part of defoaming agent, 0.2 part of toughener, 0.3 part of curing agent, 0.7 part of antioxidant and 21 parts of water.
4. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the fire retardant is that machine is Phosphorus
Fire retardant or flame retardant of magnesium hydroxide.
5. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the levelling agent is methylol
Cellulose or silicone oil.
6. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the defoaming agent is polyoxy third
Alkene glycerin ether or dimethyl silicone polymer.
7. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the toughener is poly- for liquid
Sulphur rubber or liquid nitrile rubber.
8. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the curing agent is diamino
Hexamethylene or diaminodiphenylmethane.
9. the anti-corrosion flame retardant coating of LED light according to claim 1, it is characterised in that: the antioxidant is thio
Dipropionic acid dilauryl.
10. a kind of preparation method of the anti-corrosion flame retardant coating of the LED light as described in any one of claim 1-9, special
Sign is, comprising the following steps:
(1) raw material is weighed according to the parts by weight of the anti-corrosion flame retardant coating raw material of LED light；
(2) by bisphenol A type epoxy resin, acrylic resin, amino resins, lacquer, silicone acrylic emulsion, ethyl cellulose and two laurels
In sour dibutyl tin investment blender, 30-40min is stirred at 30-50 DEG C, obtains mixed liquor A；
(3) by titanium dioxide, nano-aluminum hydroxide, aluminum stearate, hollow glass micropearl, silicon nitride, boron carbide, graphite powder, receive
In rice silicon carbide and water investment blender, 25-45min is stirred at 25-30 DEG C, obtains mixed liquid B；
(4) first by the mixed liquor A in step (2), the mixed liquid B in step (3), fire retardant, levelling agent, defoaming agent, toughener,
Curing agent and antioxidant, which are put into high speed disperser, to stir evenly, and obtains mixed liquor, then extremely by mixed liquor heating water bath
65 DEG C, and mixed liquor is placed in 12-14h in the hygrothermal environment that relative humidity is 80%, it is finally cooled to room temperature, sealed package,
Up to the anti-corrosion flame retardant coating of LED light.
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| CN201810931363.5A CN109337498A (en) | 2018-08-15 | 2018-08-15 | A kind of anti-corrosion flame retardant coating of LED light and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114250022A (en) * | 2021-11-29 | 2022-03-29 | 广东美涂士建材股份有限公司 | High-temperature-resistant fireproof coating and preparation method thereof |
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| CN104212298A (en) * | 2014-09-19 | 2014-12-17 | 江苏海晟涂料有限公司 | Anti-corrosion wear-resistant paint and preparation method thereof |
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| CN107236404A (en) * | 2017-08-02 | 2017-10-10 | 合肥东恒锐电子科技有限公司 | It is a kind of for insulation fireproof coating of electrical equipment and preparation method thereof |
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| CN104212298A (en) * | 2014-09-19 | 2014-12-17 | 江苏海晟涂料有限公司 | Anti-corrosion wear-resistant paint and preparation method thereof |
| CN106366740A (en) * | 2016-08-27 | 2017-02-01 | 安徽省金盾涂料有限责任公司 | High-flame-retardancy paint |
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