CN113512318A - Laser porous coating and preparation method thereof - Google Patents
Laser porous coating and preparation method thereof Download PDFInfo
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- CN113512318A CN113512318A CN202110464487.9A CN202110464487A CN113512318A CN 113512318 A CN113512318 A CN 113512318A CN 202110464487 A CN202110464487 A CN 202110464487A CN 113512318 A CN113512318 A CN 113512318A
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- 239000011248 coating agent Substances 0.000 title claims abstract description 42
- 238000000576 coating method Methods 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 35
- 239000002904 solvent Substances 0.000 claims abstract description 19
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 18
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims abstract description 14
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 7
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 7
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims abstract description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000002745 absorbent Effects 0.000 claims abstract description 7
- 239000002250 absorbent Substances 0.000 claims abstract description 7
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims abstract description 7
- 239000001099 ammonium carbonate Substances 0.000 claims abstract description 7
- 239000006229 carbon black Substances 0.000 claims abstract description 7
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract description 7
- 239000001056 green pigment Substances 0.000 claims abstract description 7
- 239000012948 isocyanate Substances 0.000 claims abstract description 7
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 7
- MOUPNEIJQCETIW-UHFFFAOYSA-N lead chromate Chemical compound [Pb+2].[O-][Cr]([O-])(=O)=O MOUPNEIJQCETIW-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000012736 patent blue V Nutrition 0.000 claims abstract description 7
- 239000011347 resin Substances 0.000 claims abstract description 7
- 229920005989 resin Polymers 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 43
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
- 239000002002 slurry Substances 0.000 claims description 16
- 239000004744 fabric Substances 0.000 claims description 14
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 12
- 238000001035 drying Methods 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 12
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000011324 bead Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- 239000008096 xylene Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000003086 colorant Substances 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 3
- 230000035899 viability Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- -1 dark green Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/30—Camouflage paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2251—Oxides; Hydroxides of metals of chromium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention provides a laser porous coating and a preparation method thereof, which can be compatible with laser, optics and thermal infrared camouflage, so that ground weapon equipment has better camouflage performance; the laser porous coating comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 40-50 parts of acrylic resin, 0-10 parts of green pigment, 0-5 parts of chromium oxide green, 0-5 parts of medium chrome yellow, 0-5 parts of iron oxide red, 0-5 parts of rutile titanium dioxide, 0-1 part of carbon black, 0-10 parts of near infrared high reflection black, 0-5 parts of sky blue, 1-5 parts of lithium chloride, 0-5 parts of super absorbent resin powder and 0.1-0.5 part of ammonium bicarbonate powder; the component B comprises 4-25 parts of isocyanate according to the mass part.
Description
Technical Field
The invention relates to the technical field of camouflage or stealth of weaponry, in particular to a laser porous coating and a preparation method thereof.
Background
With the development of the integrated technology of reconnaissance, monitoring and guidance capture attack and the application of the integrated technology in a battlefield, the fact that near real-time discovery, identification, hit and destroy are not contended requires that important military targets not only have camouflage capacity, but also have the attack capacity of preventing laser guidance weapons.
A typical KH-12 optical imaging reconnaissance satellite abroad not only has a visible light/near infrared imager, but also is additionally provided with a thermal infrared imager, the ground resolution of a target shot at a height of 160km can reach 0.1m, so that the high resolution can completely distinguish the type of a ground tank, a vehicle, a gun and other common tactical targets, and the camouflage of a ground military target faces a great challenge. And the laser guided weapon has high hit precision, flexible target capture and strong target identification capability, can effectively hit the target, and poses serious threat to the survival of military targets, so the improvement of the hitting capability of the important military target for preventing the laser guided weapon is the key point which is urgently considered for disguising.
From the wave band, the reconnaissance system mainly comprises a visible light wave band (0.38-0.76 mu m), a near infrared wave band (0.76-1.2 mu m), an infrared wave band (3-5 mu m and 8-14 mu m) and the like, the wave band used by the existing laser guided weapons is mainly a laser with the wavelength of 1.06 mu m, and in the aspect of aiming at the strike of the laser guided weapons, the related researches applied to the coating on the military target are mainly focused on a laser smoke screen, a laser absorbing material and the like, the laser absorbing performance is mainly emphasized, the compatibility of laser, optical and thermal infrared camouflage cannot be realized at all, so that ground weapons cannot have better camouflage/stealth performance, and the battlefield viability of the important military target of our army is reduced.
Disclosure of Invention
Aiming at the problems, the invention provides the laser porous coating and the preparation method thereof, which are compatible with laser, optics and thermal infrared camouflage, so that the ground weapon equipment has better camouflage performance.
The technical scheme is as follows: laser porous coating, its characterized in that: the composite material comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 40-50 parts of acrylic resin, 0-10 parts of green pigment, 0-5 parts of chromium oxide green, 0-5 parts of medium chrome yellow, 0-5 parts of iron oxide red, 0-5 parts of rutile titanium dioxide, 0-1 part of carbon black, 0-10 parts of near infrared high reflection black, 0-5 parts of sky blue, 1-5 parts of lithium chloride, 0-5 parts of super absorbent resin powder and 0.1-0.5 part of ammonium bicarbonate powder; the component B comprises 4-25 parts of isocyanate according to the mass part.
It is further characterized in that:
the solvent is a mixed solution and comprises the following components in parts by mass: 15-25 parts of toluene, 15-25 parts of xylene, 15-25 parts of acetone and 15-25 parts of butyl acetate;
the preparation method of the laser porous coating is characterized by comprising the following steps: which comprises the following steps:
s1, mixing the component A raw material with 15-20 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 1500-2000 r/min for 20-30 min to obtain slurry;
s2, adding glass beads into the slurry for grinding, and quickly grinding the mixture until the fineness is below 60-80 μm;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 10-15 min, and discharging;
s4, coating the mixture obtained in the step S3 on the surface of base cloth of a military target, drying the mixture in a vacuum drying oven at the temperature of 100-120 ℃ for 1-2 min, and repeatedly coating the mixture on the surface of the base cloth of the military target for the second time and drying the mixture again until the total thickness of a dry film is 30-40 mu m, thereby preparing the coating.
The invention has the advantages that the infrared camouflage film is compatible with laser, optics and thermal infrared camouflage, has high absorption performance in a wave band of 1.06 mu m, the absorption can reach more than 10dB, has better camouflage performance in 380 nm-2500 nm, can form different gray levels in 8 mu m-14 mu m, can form more than two gray levels under the observation of a thermal imager, can effectively divide the surface profile of a target for military use, solves the multi-spectrum camouflage/stealth problem of ground weaponry, can reduce the effective action distance of laser guided weapon attack, and reduces the capture probability and hit probability, thereby ensuring the battlefield viability of important military targets of our army.
Detailed Description
Example one
The laser porous coating comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 40 parts of acrylic resin, 0 part of green pigment, 0 part of chromium oxide green, 0 part of medium chrome yellow, 0 part of iron oxide red, 0 part of rutile titanium dioxide, 0-1 part of carbon black, 0 part of near-infrared high-reflection black, 0 part of sky blue, 1 part of lithium chloride, 0 part of super absorbent resin powder and 0.1 part of ammonium bicarbonate powder; the component B comprises 4 parts of isocyanate according to the mass part.
The solvent is a mixed solution and comprises the following components in parts by mass: 15 parts of toluene, 15 parts of xylene, 15 parts of acetone and 15 parts of butyl acetate.
The preparation method of the laser porous coating comprises the following steps:
s1, mixing the component A raw material with 15 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 1500r/min and 20min to obtain slurry;
s2, adding glass beads (with the slurry ratio of 1: 1) into the slurry for grinding, and quickly grinding the mixture until the fineness is below 60 mu m;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 10min, and discharging;
and S4, coating the mixture obtained in the step S3 on the surface of the base cloth of the military target, drying the mixture in a vacuum drying oven at the temperature of 100 ℃ for 1min, and repeatedly coating the mixture on the surface of the base cloth of the military target for a second time and drying the mixture again until the total thickness of a dry film is 30 mu m, thereby preparing the coating.
Example two
The laser porous coating comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 45 parts of acrylic resin, 1 part of green pigment, 1 part of chromium oxide green, 0 part of medium chrome yellow, 0 part of iron oxide yellow, 1 part of iron oxide red, 1 part of rutile titanium dioxide, 0 part of carbon black, 1 part of near-infrared high-reflection black, 1 part of sky blue, 1 part of lithium chloride, 1 part of super absorbent resin powder and 0.2 part of ammonium bicarbonate powder; the component B comprises 10 parts of isocyanate according to the mass part.
The solvent is a mixed solution and comprises the following components in parts by mass: 20 parts of toluene, 20 parts of xylene, 20 parts of acetone and 20 parts of butyl acetate.
The preparation method of the laser porous coating comprises the following steps:
s1, mixing the component A raw material with 18 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 1800r/min for 25min to obtain slurry;
s2, adding glass beads (with the slurry ratio of 1: 1) into the slurry for grinding, and quickly grinding the mixture until the fineness is below 65 mu m;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 12min, and discharging;
and S4, coating the mixture obtained in the step S3 on the surface of the base cloth of the military target, drying the mixture in a vacuum drying oven at the temperature of 110 ℃ for 1.5min, and repeatedly coating the mixture on the surface of the base cloth of the military target for a second time and drying the mixture again until the total thickness of a dry film is 35 mu m, thereby preparing the coating.
EXAMPLE III
The laser porous coating comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 48 parts of acrylic resin, 0 part of green pigment, 0 part of chromium oxide green, 1 part of medium chrome yellow, 1 part of iron oxide yellow, 2 parts of iron oxide red, 2 parts of rutile titanium dioxide, 1 part of carbon black, 5 parts of near-infrared high-reflection black, 2 parts of sky blue, 2 parts of lithium chloride, 3 parts of super absorbent resin powder and 0.4 part of ammonium bicarbonate powder; the component B comprises 20 parts of isocyanate according to the mass part.
The solvent is a mixed solution and comprises the following components in parts by mass: 20 parts of toluene, 20 parts of xylene, 20 parts of acetone and 20 parts of butyl acetate.
The preparation method of the laser porous coating comprises the following steps:
s1, mixing the component A raw material with 18 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 1800r/min and 28min to obtain slurry;
s2, adding glass beads (with the slurry ratio of 1: 1) into the slurry for grinding, and quickly grinding the mixture until the fineness is below 75 mu m;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 15min, and discharging;
and S4, coating the mixture obtained in the step S3 on the surface of the base cloth of the military target, drying the mixture in a vacuum drying oven at the temperature of 110 ℃ for 1min, and repeatedly coating the mixture on the surface of the base cloth of the military target for a second time and drying the mixture again until the total thickness of a dry film is 35 mu m, thereby preparing the coating.
Example four
The laser porous coating comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 50 parts of acrylic resin, 10 parts of green pigment, 5 parts of chromium oxide green, 5 parts of medium chrome yellow, 5 parts of iron oxide red, 5 parts of rutile titanium dioxide, 0-1 part of carbon black, 10 parts of near-infrared high-reflection black, 5 parts of sky blue, 5 parts of lithium chloride, 5 parts of super absorbent resin powder and 0.5 part of ammonium bicarbonate powder; the component B comprises 25 parts of isocyanate according to the mass part.
The solvent is a mixed solution and comprises the following components in parts by mass: 25 parts of toluene, 25 parts of xylene, 25 parts of acetone and 25 parts of butyl acetate.
The preparation method of the laser porous coating comprises the following steps:
s1, mixing the component A raw material with 20 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 2000r/min and 30min to obtain slurry;
s2, adding glass beads (with the slurry ratio of 1: 1) into the slurry for grinding, and quickly grinding the mixture until the fineness is below 80 mu m;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 15min, and discharging;
and S4, coating the mixture obtained in the step S3 on the surface of the base cloth of the military target, drying the mixture in a vacuum drying oven at the temperature of 120 ℃ for 2min, and repeatedly coating the mixture on the surface of the base cloth of the military target for a second time and drying the mixture again until the total thickness of a dry film is 40 mu m, thereby preparing the coating.
The laser porous coating can be made into different camouflage colors according to the composition proportion, and has various colors such as dark green, medium green, yellow soil and the like, as shown in the following table I:
the invention not only can be used for preparing the colors in the first table, but also can be used for forming various camouflage colors by using raw materials with different proportions according to actual conditions.
The aperture of a micropore formed by the prepared coating is controlled to be between 1 and 10 microns, the micropore can effectively absorb laser emitted by a laser guided weapon with the diameter of 1.06 microns, and the absorption coefficient of the micropore in the diameter of 1.06 microns is more than 0.95 and has a compatible optical camouflage function by utilizing an ultraviolet/visible/near infrared spectrophotometer and a Fourier infrared spectrometer; the infrared band has the infrared radiation characteristic similar to that of the background, and the reconnaissance detection of infrared imaging equipment can be effectively dealt with; in addition, the developed porous coating is convenient to construct, can be sprayed or brushed on the surface of a military target, can also be directly coated on the surface of a basic cloth to be made into a camouflage cover cloth, is used for the surface of a maneuvering target or a fixed target, and can effectively deal with the threats of optical and infrared reconnaissance and laser guided weapons.
In conclusion, the invention can solve the problem that optical camouflage, thermal infrared camouflage and 1.06um laser guidance camouflage are compatible, the color types can be dark green, medium green, soil color and other colors, the high absorption performance is realized in the 1.06 mu m wave band, the absorption can reach more than 10dB, the better camouflage performance is realized in 380 nm-2500 nm, and different gray levels can be formed in 8 mu m-14 mu m, namely, the gray levels of the coating under the observation of a thermal imager are different through different proportions of raw materials, and more than two gray levels can be formed under the observation of the thermal imager, so that the surface profile of a military target can be effectively divided; the method can also be applied to equipment such as a multi-spectrum network of our army and the like, solves the multi-spectrum camouflage/stealth problem of ground weapon equipment, and can reduce the effective action distance of laser guided weapon attack and reduce the capture probability and hit probability, thereby ensuring the battlefield viability of important military targets of our army.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. Laser porous coating, its characterized in that: the composite material comprises a component A raw material, a component B raw material and a solvent, wherein the component A raw material comprises the following components in parts by mass: 40-50 parts of acrylic resin, 0-10 parts of green pigment, 0-5 parts of chromium oxide green, 0-5 parts of medium chrome yellow, 0-5 parts of iron oxide red, 0-5 parts of rutile titanium dioxide, 0-1 part of carbon black, 0-10 parts of near infrared high reflection black, 0-5 parts of sky blue, 1-5 parts of lithium chloride, 0-5 parts of super absorbent resin powder and 0.1-0.5 part of ammonium bicarbonate powder; the component B comprises 4-25 parts of isocyanate according to the mass part.
2. The laser porous coating of claim 1, wherein: the solvent is a mixed solution and comprises the following components in parts by mass: 15-25 parts of toluene, 15-25 parts of xylene, 15-25 parts of acetone and 15-25 parts of butyl acetate.
3. The preparation method of the laser porous coating according to any one of claims 1 to 2 is characterized in that: which comprises the following steps:
s1, mixing the component A raw material with 15-20 parts by mass of solvent, adding the mixture into a stirring tank of a grinder for pre-dispersion, and stirring at a high speed of 1500-2000 r/min for 20-30 min to obtain slurry;
s2, adding glass beads into the slurry for grinding, and quickly grinding the mixture until the fineness is below 60-80 μm;
s3, adding the raw material of the component B into the mixture obtained in the step S2, stirring for 10-15 min, and discharging;
s4, coating the mixture obtained in the step S3 on the surface of base cloth of a military target, drying the mixture in a vacuum drying oven at the temperature of 100-120 ℃ for 1-2 min, and repeatedly coating the mixture on the surface of the base cloth of the military target for the second time and drying the mixture again until the total thickness of a dry film is 30-40 mu m, thereby preparing the coating.
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| CN202110464487.9A CN113512318A (en) | 2021-04-28 | 2021-04-28 | Laser porous coating and preparation method thereof |
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| CN202110464487.9A CN113512318A (en) | 2021-04-28 | 2021-04-28 | Laser porous coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353597A (en) * | 2022-01-20 | 2022-04-15 | 无锡市太湖防腐材料有限公司 | Infrared flexible standard target for field infrared camouflage effect evaluation of camouflage equipment |
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2021
- 2021-04-28 CN CN202110464487.9A patent/CN113512318A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353597A (en) * | 2022-01-20 | 2022-04-15 | 无锡市太湖防腐材料有限公司 | Infrared flexible standard target for field infrared camouflage effect evaluation of camouflage equipment |
| CN114353597B (en) * | 2022-01-20 | 2024-04-09 | 无锡市太湖防腐材料有限公司 | Infrared flexible standard target for evaluating field infrared camouflage effect of camouflage equipment |
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Application publication date: 20211019 |