CN106634283A - Anti-radar coating for air vehicles and preparation method of anti-radar coating - Google Patents
Anti-radar coating for air vehicles and preparation method of anti-radar coating Download PDFInfo
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- CN106634283A CN106634283A CN201611260299.XA CN201611260299A CN106634283A CN 106634283 A CN106634283 A CN 106634283A CN 201611260299 A CN201611260299 A CN 201611260299A CN 106634283 A CN106634283 A CN 106634283A
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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
- C09D131/00—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 an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
- C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09D131/04—Homopolymers or copolymers of vinyl acetate
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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
- C09D5/004—Reflecting paints; Signal paints
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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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- C—CHEMISTRY; METALLURGY
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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
- C09D5/30—Camouflage paints
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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
- C09D5/32—Radiation-absorbing 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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- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The invention discloses an anti-radar coating for air vehicles and a preparation method of the anti-radar coating. The anti-radar coating is prepared from the following raw materials: polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, graphite powder, dihydroxymethyl propane, diethanol amine, chromium sesquioxide, diisocyanate, manganese oxide, indene resin, glass powder, cyclohexanone, n-butyl acetate and pigments. The anti-radar coating has the beneficial effects that a product can resist ultrahigh frequency; high strength radar detection is realized, electromagnetic parameters and frequency are good, and the adhesive force is level 1; the magnetic loss and the dielectric loss are high, the corrosion resistance is good, the temperature stability is good, the storage is easy, the heat conduction coefficient is 0.01W/m.k-0.014W/m.k; the anti-radar coating can resist the temperature of 100-400 DEG C, does not fall and does not corrode metal, and the coating density is 0.1g/cm<3>-0.5g/cm<3>; and the hardness is 2H-6H, and the anti-radar coating is high in electromagnetic radiation absorptivity and infrared reflectivity, simple to synthesize and low in cost, can be widely produced and can be used for continuously replacing the existing materials.
Description
Technical field
The present invention relates to Stealth technical field of coatings, more particularly to a kind of aircraft antiradar coating and its preparation
Method.
Background technology
Invisible coating is the stealth material that fixation is coated in armament systems structure, can be divided into radar invisible by its function and apply
Material, infrared stealth coating, visible light stealth material, laser camouflage coating, sonar invisible coating and multi-functional camouflage coating.It is stealthy
Coating needs have:The chemical stability of wide temperature;Preferable frequency bandwidth characteristicses;Surface density is little, lightweight;Adhesion strength is high,
Resistance to certain temperature and varying environment change.
Nano material refers at least one-dimensional material for nano-scale, such as thin film, fiber, superfine granule in three-dimensional dimension
Son, multilayer film, particle membrane and nano microcrystalline material etc., because it has small-size effect, surface and interfacial effect, quantum size
Effect, macro quanta tunnel effect, thus there are unexistent some the special performances of conventional material.As high intensity and high tenacity,
High thermal expansion coefficient, high specific heat and low melting point, peculiar magnetic and extremely strong absorbing property etc., so that nano material obtains wide
General application.Because nano ultrafine powderses end has very big specific surface area, energy electromagnetic wave absorption, while nano-particles size is far little
It is very big to the transmitance of ripple in infrared and radar wave wavelength, therefore coating can be with very wide frequency band range by made by it
The scouting of evading radar ripple, while visible ray, infrared ray can be absorbed well, with infrared stealth effect, can significantly improve
The Stealth Fighter of aircraft.Current one of key technology of the nano material as stealth technology, it is easy to accomplish high-selenium corn, coating be thin,
Lightweight, absorption band width, infrared microwave absorb compatibility etc. and require, are a kind of high-performance of great development prospect, multi-functional material
Material.
The ultimate principle of the invisible coatings such as integrated lightning protection reaches, anti-infrared, visible ray, laser, sonar is to reduce target itself
Signal intensity send or that reflection is external, or the signal contrast for reducing target and environment so as to less than the threshold value of detector;
Or make target chaotic with environmental contrast rule, cause the difficulty in target geometry identification.It is generally believed that nano wave-absorption material
Electron scattering and three kinds of interaction between electronics and electronics that absorption of the material to electromagnetic wave energy is caused by lattice defect
Effect is determined.
Nano material composite coating is typically all to be composited by nano material and organic coating, organic/inorganic nano material
The nano paint that material is combined with organic polymer resin, it is to make it be dispersed in height by finely controlling inorganic nano-particle
The more excellent new coating of performance in copolymer matrix.Nano material composite coating must is fulfilled for following two conditions:One is
Wherein at least has the size of a phase in 1~100nm;Two is that the presence of nanometer phase makes coating property be significantly improved or has new work(
Energy.In a broad aspect nano material composite coating also includes metal nano coating material and inorganic nano coating material.Metal nano
Coating material is primarily referred to as containing nanometer crystalline phase in material;Inorganic nano coating material be then by the melting between nanoparticle,
It is sintered combined to form.Usually said nano paint is organic nano composite coating.
It is special using the skin effect of nanoparticle, small-size effect, quantum size effect, macro quanta tunnel effect etc.
Property can prepare ultraviolet shielded coating, antiradar coatings, electrically-conducting paint, insulating moulding coating etc., so as to for improve coating performance and
Give the new function of coating to open up a new way.When this coating is used for stealthy, just become Nano-camouflage Coatings.Can
Coating target is set to have stealthy effect to the modern times such as visible ray, radar, infrared detection instrument.
Radar and infrared stealth technology are the emphasis studied in stealthy field.Traditional invisible coating is often with specific ripple
Section is object, and some Jian Gu Xing invisible coatings then often sacrifice the superior function in main stealthy direction, or the fight for reducing equipment
Ability.And after nano material is combined with organic coating, there is following features:Mechanical performance such as caking property, wearability etc. are greatly improved,
The use of other auxiliary agents and filler can be reduced;Efficient wide-band and wave-absorbing performance can cover the ripple such as electromagnetic wave, microwave, infrared
Section;The anti-corrosion capability of matrix can be strengthened;Good weatherability;Coating performance is excellent, and application property is greatly improved.
Nano material has fabulous microwave absorbing property, while the features such as having little compatible good, quality and thickness of thin, is made by it
Into coating the detection range of detector can be reduced in very wide frequency band range, while also having visible ray, infrared harmony hidden
Body is acted on.Therefore, some western countries are all in accelerated development Nano-camouflage Coatings, using Nano-camouflage Coatings as Novel hidden skill
Duan Jinhang is studied and explored.Through the development of decades, invisible coating has been used not only on the aircraft such as cruising missile, several
Major industrialized country and military power have started to that invisible coating technology is applied on various technical equipments.
The U.S. occupy all the time prostatitis in terms of stealth technology rationale and real application research.Its F-117A fuselage surface
Infrared and microwave stealthy material is coated, nanoparticle has been particularly containing various ultramicrons in this stealth material, it is not to
There is strong absorbability with the electromagnetic wave of wave band, the monitoring of radar can be escaped.The U.S. spends the nanometer radar that huge fund is developed
Ripple antiradar coatings technology, can make each tank spend more than 5000 dollars, so that it may obtain that coating is thin, absorbance is high, absorb wavestrip width
Camouflage coating, it is using the nanoparticle such as metal, ferrite with the composite coating of polymer formation and using multiple structure
Composite coating, can absorb and decay electromagnetic wave and sound wave, reach electromagnetism stealth and Sound stealth, there is very high military value.France
A kind of wideband Nano-camouflage Coatings succeeded in developing, by binding agent and the micro- packing material of nanoscale(Receive containing Co, Ni alloy and SiC
Rice grain)Constitute.There is this coating ultra-thin electromagnetic to absorb sandwich, there is good microwave magnetic permeability and infrared emittance,
Microwave absorbing coating has good absorbing property in 50M~50GHz frequency ranges.
China's nanosecond science and technology research starts from late 1980s, and current research is concentrated mainly on the synthesis of nano material
With the application aspect of preparation, scanning probe microscopy, molectronics and only a few nanotechnology.Domestic some research aircrafts
Structure, at stealthy aspect certain breakthrough is achieved, and higher level has been reached in some aspects.Due to the restriction of scientific research condition, I
State and some industrially developed country yet suffer from very big gap.The applied research of domestic and international Nano-camouflage Coatings is made a general survey of, can be recognized
Development degree and nano material for nanosecond science and technology technology of preparing restriction and affect Nano-camouflage Coatings militarily should
With with the fast development of nanosecond science and technology, nano material will provide more solid material base for Nano-camouflage Coatings, promote to receive
Rice invisible coating is to higher development.At present, some developed countries have realized application of the Nano-camouflage Coatings on equipment, state
Interior some enterprises and research institution achieve gratifying progress using nanotechnology in terms of the production and development of civilian coating, its
Develop and development of the developing thought to China's Nano-camouflage Coatings has very big reference value.
The content of the invention
The present invention provides a kind of aircraft antiradar coating and preparation method thereof, solves existing aircraft coating material electromagnetism
Absorptive rate of radiation is low, infrared reflectivity is low, electromagnetic parameter is poor and can not resist the technical problems such as UHF Doppler radar.
The present invention is employed the following technical solutions:A kind of aircraft antiradar coating, it is as follows that its raw material presses mass fraction proportioning:
100 parts of polyvinyl acetate emulsion, chlorosulfonated polyethylene 10-30 parts, epoxy resin 20-40 parts, graphite powder 5-9 parts, dihydroxymethyl
Propane 4-8 parts, diethanolamine 1-5 parts, chromic oxide be 2-6 parts, diisocyanate 10-30 parts, manganese oxide 8-12 parts, indenes tree
Fat 2-8 parts, glass dust 10-30 parts, Ketohexamethylene 20-40 parts, butyl acetate 15-35 parts, pigment 0.1-2 parts.
As a preferred technical solution of the present invention:The raw material of the aircraft antiradar coating presses mass fraction proportioning
It is as follows:100 parts of polyvinyl acetate emulsion, 10 parts of chlorosulfonated polyethylene, 20 parts of epoxy resin, 5 parts of graphite powder, dihydroxy methylpropane
4 parts, 1 part of diethanolamine, chromic oxide is 2 parts, 10 parts of diisocyanate, 8 parts of manganese oxide, 2 parts of indene resin, glass dust 10
Part, 20 parts of Ketohexamethylene, 15 parts of butyl acetate, 0.1 part of pigment.
As a preferred technical solution of the present invention:The raw material of the aircraft antiradar coating presses mass fraction proportioning
It is as follows:100 parts of polyvinyl acetate emulsion, 30 parts of chlorosulfonated polyethylene, 40 parts of epoxy resin, 9 parts of graphite powder, dihydroxy methylpropane
8 parts, 5 parts of diethanolamine, chromic oxide is 6 parts, 30 parts of diisocyanate, 12 parts of manganese oxide, 8 parts of indene resin, glass dust 30
Part, 40 parts of Ketohexamethylene, 35 parts of butyl acetate, 2 parts of pigment.
As a preferred technical solution of the present invention:The raw material of the aircraft antiradar coating presses mass fraction proportioning
It is as follows:100 parts of polyvinyl acetate emulsion, 15 parts of chlorosulfonated polyethylene, 25 parts of epoxy resin, 6 parts of graphite powder, dihydroxy methylpropane
5 parts, 2 parts of diethanolamine, chromic oxide is 3 parts, 15 parts of diisocyanate, 9 parts of manganese oxide, 3 parts of indene resin, glass dust 15
Part, 25 parts of Ketohexamethylene, 20 parts of butyl acetate, 0.5 part of pigment.
As a preferred technical solution of the present invention:The raw material of the aircraft antiradar coating presses mass fraction proportioning
It is as follows:100 parts of polyvinyl acetate emulsion, 25 parts of chlorosulfonated polyethylene, 35 parts of epoxy resin, 8 parts of graphite powder, dihydroxy methylpropane
7 parts, 4 parts of diethanolamine, chromic oxide is 5 parts, 25 parts of diisocyanate, 11 parts of manganese oxide, 7 parts of indene resin, glass dust 25
Part, 35 parts of Ketohexamethylene, 30 parts of butyl acetate, 1.5 parts of pigment.
As a preferred technical solution of the present invention:The raw material of the aircraft antiradar coating presses mass fraction proportioning
It is as follows:100 parts of polyvinyl acetate emulsion, 20 parts of chlorosulfonated polyethylene, 30 parts of epoxy resin, 7 parts of graphite powder, dihydroxy methylpropane
6 parts, 3 parts of diethanolamine, chromic oxide is 4 parts, 20 parts of diisocyanate, 10 parts of manganese oxide, 5 parts of indene resin, glass dust 20
Part, 30 parts of Ketohexamethylene, 25 parts of butyl acetate, 1 part of pigment.
As a preferred technical solution of the present invention:The pigment adopts phthalocyanine blue, zinc yellow or iron oxide red.
A kind of method for preparing described aircraft antiradar coating, step is:
The first step:According to mass fraction proportioning weigh polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, graphite powder, two
Hydroxymethyl-propane, diethanolamine, chromic oxide, diisocyanate, manganese oxide, indene resin, glass dust, Ketohexamethylene, acetic acid fourth
Ester and pigment;
Second step:Polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input is carried
In the reactor of thermometer and agitator, 50-60 DEG C is warming up to, under 350-550r/min rotating speeds 45-55min is stirred;
3rd step:70-90 DEG C is continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 1-3h is stirred;
4th step:Surplus stock is added, 120-160 DEG C is warming up to, high-speed stirred 50-60min puts into after being cooled to 25-35 DEG C
Barrelling after grinding in ball grinder 8-12h.
As a preferred technical solution of the present invention:The high-speed stirred rotating speed of the 4th step is 2000-4000r/
min。
Beneficial effect
A kind of aircraft antiradar coating of the present invention and preparation method thereof adopts above technical scheme compared with prior art,
With following technique effect:1st, product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;
2nd, magnetic loss and dielectric loss are high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.01-0.014W/mk;
3rd, resistance to -100 ~ 400 DEG C do not fall off, and metal are not corroded, coating density 0.1-0.5g/cm3;4th, hardness 2-6H, electromagnetic radiation is inhaled
High income, infrared reflectivity is high, and synthesis is simple, with low cost, can extensively produce and constantly replace current material.
Specific embodiment
Below in conjunction with example, the invention will be further described, and embodiment is only used for that the present invention will be described, not
Constitute restriction to right, it may occur to persons skilled in the art that other alternative means, in right of the present invention
In claimed range.
Embodiment 1:
The first step:100 parts of polyvinyl acetate emulsion, 10 parts of chlorosulfonated polyethylene, epoxy resin are weighed according to mass fraction proportioning
20 parts, 5 parts of graphite powder, 4 parts of dihydroxy methylpropane, 1 part of diethanolamine, chromic oxide is 2 parts, 10 parts of diisocyanate, oxygen
Change 8 parts of manganese, 2 parts of indene resin, 10 parts of glass dust, 20 parts of Ketohexamethylene, 15 parts of butyl acetate, 0.1 part of phthalocyanine blue.
Second step:By polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input
In reactor with thermometer and agitator, 50 DEG C are warming up to, under 350r/min rotating speeds 45min is stirred.
3rd step:70 DEG C are continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 1h is stirred;
4th step:Surplus stock is added, 120 DEG C are warming up to, high-speed stirred 50min puts in ball mill after being cooled to 25 DEG C and grinds
Barrelling after mill 8h.
Product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;Magnetic loss and dielectric
Loss is high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.014W/mk;Resistance to -100 ~ 400 DEG C do not fall off,
Metal is not corroded, coating density 0.5g/cm3;Hardness 2H, absorption of electromagnetic radiation rate is high, and infrared reflectivity is high, and synthesis is simple,
It is with low cost, can extensively produce and constantly replace current material.
Embodiment 2:
The first step:100 parts of polyvinyl acetate emulsion, 30 parts of chlorosulfonated polyethylene, epoxy resin are weighed according to mass fraction proportioning
40 parts, 9 parts of graphite powder, 8 parts of dihydroxy methylpropane, 5 parts of diethanolamine, chromic oxide is 6 parts, 30 parts of diisocyanate, oxygen
Change 12 parts of manganese, 8 parts of indene resin, 30 parts of glass dust, 40 parts of Ketohexamethylene, 35 parts of butyl acetate, 2 parts of zinc yellow.
Second step:By polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input
In reactor with thermometer and agitator, 60 DEG C are warming up to, under 550r/min rotating speeds 55min is stirred.
3rd step:90 DEG C are continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 3h is stirred;
4th step:Surplus stock is added, 160 DEG C are warming up to, high-speed stirred 60min puts in ball mill after being cooled to 35 DEG C and grinds
Barrelling after mill 12h.
Product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;Magnetic loss and dielectric
Loss is high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.013W/mk;Resistance to -100 ~ 400 DEG C do not fall off,
Metal is not corroded, coating density 0.4g/cm3;Hardness 3H, absorption of electromagnetic radiation rate is high, and infrared reflectivity is high, and synthesis is simple,
It is with low cost, can extensively produce and constantly replace current material.
Embodiment 3:
The first step:100 parts of polyvinyl acetate emulsion, 15 parts of chlorosulfonated polyethylene, epoxy resin are weighed according to mass fraction proportioning
25 parts, 6 parts of graphite powder, 5 parts of dihydroxy methylpropane, 2 parts of diethanolamine, chromic oxide is 3 parts, 15 parts of diisocyanate, oxygen
Change 9 parts of manganese, 3 parts of indene resin, 15 parts of glass dust, 25 parts of Ketohexamethylene, 20 parts of butyl acetate, 0.5 part of zinc yellow.
Second step:By polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input
In reactor with thermometer and agitator, 50 DEG C are warming up to, under 350r/min rotating speeds 45min is stirred.
3rd step:70 DEG C are continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 1h is stirred;
4th step:Surplus stock is added, 120 DEG C are warming up to, high-speed stirred 50min puts in ball mill after being cooled to 25 DEG C and grinds
Barrelling after mill 8h.
Product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;Magnetic loss and dielectric
Loss is high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.012W/mk;Resistance to -100 ~ 400 DEG C do not fall off,
Metal is not corroded, coating density 0.3g/cm3;Hardness 4H, absorption of electromagnetic radiation rate is high, and infrared reflectivity is high, and synthesis is simple,
It is with low cost, can extensively produce and constantly replace current material.
Embodiment 4:
The first step:100 parts of polyvinyl acetate emulsion, 25 parts of chlorosulfonated polyethylene, epoxy resin are weighed according to mass fraction proportioning
35 parts, 8 parts of graphite powder, 7 parts of dihydroxy methylpropane, 4 parts of diethanolamine, chromic oxide is 5 parts, 25 parts of diisocyanate, oxygen
Change 11 parts of manganese, 7 parts of indene resin, 25 parts of glass dust, 35 parts of Ketohexamethylene, 30 parts of butyl acetate, 1.5 parts of iron oxide red.
Second step:By polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input
In reactor with thermometer and agitator, 60 DEG C are warming up to, under 550r/min rotating speeds 55min is stirred.
3rd step:90 DEG C are continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 3h is stirred;
4th step:Surplus stock is added, 160 DEG C are warming up to, high-speed stirred 60min puts in ball mill after being cooled to 35 DEG C and grinds
Barrelling after mill 12h.
Product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;Magnetic loss and dielectric
Loss is high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.011W/mk;Resistance to -100 ~ 400 DEG C do not fall off,
Metal is not corroded, coating density 0.2g/cm3;Hardness 5H, absorption of electromagnetic radiation rate is high, and infrared reflectivity is high, and synthesis is simple,
It is with low cost, can extensively produce and constantly replace current material.
Embodiment 5:
The first step:100 parts of polyvinyl acetate emulsion, 20 parts of chlorosulfonated polyethylene, epoxy resin are weighed according to mass fraction proportioning
30 parts, 7 parts of graphite powder, 6 parts of dihydroxy methylpropane, 3 parts of diethanolamine, chromic oxide is 4 parts, 20 parts of diisocyanate, oxygen
Change 10 parts of manganese, 5 parts of indene resin, 20 parts of glass dust, 30 parts of Ketohexamethylene, 25 parts of butyl acetate, 1 part of iron oxide red.
Second step:By polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input
In reactor with thermometer and agitator, 55 DEG C are warming up to, under 450r/min rotating speeds 50min is stirred.
3rd step:80 DEG C are continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 2h is stirred;
4th step:Surplus stock is added, 140 DEG C are warming up to, high-speed stirred 55min puts in ball mill after being cooled to 30 DEG C and grinds
Barrelling after mill 10h.
Product resists hyperfrequency.High intensity radar detection, electromagnetic parameter and frequency are good, adhesion 1 grade;Magnetic loss and dielectric
Loss is high, and good corrosion resistance, temperature stability is good, easily storage, heat conductivity 0.01W/mk;Resistance to -100 ~ 400 DEG C do not fall off,
Metal is not corroded, coating density 0.1g/cm3;Hardness 6H, absorption of electromagnetic radiation rate is high, and infrared reflectivity is high, and synthesis is simple,
It is with low cost, can extensively produce and constantly replace current material.
Part that the present invention does not relate to is same as the prior art or can be realized using prior art.
The specific embodiment of the application is described above.It is to be appreciated that the application be not limited to it is above-mentioned specific
Embodiment, those skilled in the art can within the scope of the claims make various modifications or modification, and this has no effect on this
The flesh and blood of application.
Claims (9)
1. a kind of aircraft antiradar coating, it is characterised in that the raw material of the aircraft antiradar coating is matched somebody with somebody by mass fraction
Than as follows:100 parts of polyvinyl acetate emulsion, chlorosulfonated polyethylene 10-30 parts, epoxy resin 20-40 parts, graphite powder 5-9 parts, two
Hydroxymethyl-propane 4-8 parts, diethanolamine 1-5 parts, chromic oxide be 2-6 parts, diisocyanate 10-30 parts, manganese oxide 8-12
Part, indene resin 2-8 parts, glass dust 10-30 parts, Ketohexamethylene 20-40 parts, butyl acetate 15-35 parts, pigment 0.1-2 parts.
2. a kind of aircraft antiradar coating according to claim 1, it is characterised in that the aircraft antiradar coating
Raw material to press mass fraction proportioning as follows:100 parts of polyvinyl acetate emulsion, 10 parts of chlorosulfonated polyethylene, 20 parts of epoxy resin, stone
5 parts of powdered ink, 4 parts of dihydroxy methylpropane, 1 part of diethanolamine, chromic oxide is 2 parts, 10 parts of diisocyanate, 8 parts of manganese oxide,
2 parts of indene resin, 10 parts of glass dust, 20 parts of Ketohexamethylene, 15 parts of butyl acetate, 0.1 part of pigment.
3. a kind of aircraft antiradar coating according to claim 1, it is characterised in that:The aircraft antiradar coating
Raw material to press mass fraction proportioning as follows:100 parts of polyvinyl acetate emulsion, 30 parts of chlorosulfonated polyethylene, 40 parts of epoxy resin, stone
9 parts of powdered ink, 8 parts of dihydroxy methylpropane, 5 parts of diethanolamine, chromic oxide is 6 parts, 30 parts of diisocyanate, manganese oxide 12
Part, 8 parts of indene resin, 30 parts of glass dust, 40 parts of Ketohexamethylene, 35 parts of butyl acetate, 2 parts of pigment.
4. a kind of aircraft antiradar coating according to claim 1, it is characterised in that:The aircraft antiradar coating
Raw material to press mass fraction proportioning as follows:100 parts of polyvinyl acetate emulsion, 15 parts of chlorosulfonated polyethylene, 25 parts of epoxy resin, stone
6 parts of powdered ink, 5 parts of dihydroxy methylpropane, 2 parts of diethanolamine, chromic oxide is 3 parts, 15 parts of diisocyanate, 9 parts of manganese oxide,
3 parts of indene resin, 15 parts of glass dust, 25 parts of Ketohexamethylene, 20 parts of butyl acetate, 0.5 part of pigment.
5. a kind of aircraft antiradar coating according to claim 1, it is characterised in that:The aircraft antiradar coating
Raw material to press mass fraction proportioning as follows:100 parts of polyvinyl acetate emulsion, 25 parts of chlorosulfonated polyethylene, 35 parts of epoxy resin, stone
8 parts of powdered ink, 7 parts of dihydroxy methylpropane, 4 parts of diethanolamine, chromic oxide is 5 parts, 25 parts of diisocyanate, manganese oxide 11
Part, 7 parts of indene resin, 25 parts of glass dust, 35 parts of Ketohexamethylene, 30 parts of butyl acetate, 1.5 parts of pigment.
6. a kind of aircraft antiradar coating according to claim 1, it is characterised in that:The aircraft antiradar coating
Raw material to press mass fraction proportioning as follows:100 parts of polyvinyl acetate emulsion, 20 parts of chlorosulfonated polyethylene, 30 parts of epoxy resin, stone
7 parts of powdered ink, 6 parts of dihydroxy methylpropane, 3 parts of diethanolamine, chromic oxide is 4 parts, 20 parts of diisocyanate, manganese oxide 10
Part, 5 parts of indene resin, 20 parts of glass dust, 30 parts of Ketohexamethylene, 25 parts of butyl acetate, 1 part of pigment.
7. a kind of aircraft antiradar coating according to claim 1, it is characterised in that:The pigment using phthalocyanine blue,
Zinc yellow or iron oxide red.
8. a kind of method of the aircraft antiradar coating prepared described in claim 1, it is characterised in that comprise the steps:
The first step:According to mass fraction proportioning weigh polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, graphite powder, two
Hydroxymethyl-propane, diethanolamine, chromic oxide, diisocyanate, manganese oxide, glass dust, Ketohexamethylene, butyl acetate and face
Material;
Second step:Polyvinyl acetate emulsion, chlorosulfonated polyethylene, epoxy resin, diethanolamine and butyl acetate input is carried
In the reactor of thermometer and agitator, 50-60 DEG C is warming up to, under 350-550r/min rotating speeds 45-55min is stirred;
3rd step:70-90 DEG C is continuously heating to, graphite powder, dihydroxy methylpropane and chromic oxide is added, 1-3h is stirred;
4th step:Surplus stock is added, 120-160 DEG C is warming up to, high-speed stirred 50-60min puts into after being cooled to 25-35 DEG C
Barrelling after grinding in ball grinder 8-12h.
9. the method for aircraft antiradar coating according to claim 8, it is characterised in that:The high-speed stirring of the 4th step
Mix rotating speed is 2000-4000r/min.
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