CN108219663A - Containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle - Google Patents

Containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle Download PDF

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CN108219663A
CN108219663A CN201810016494.0A CN201810016494A CN108219663A CN 108219663 A CN108219663 A CN 108219663A CN 201810016494 A CN201810016494 A CN 201810016494A CN 108219663 A CN108219663 A CN 108219663A
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wave
coating material
absorbing coating
hud typed
particle
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CN108219663B (en
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余淼
王丽蕊
浮洁
杨平安
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Chongqing University
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
    • 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
    • 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
    • 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
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc

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Abstract

The present invention provides a kind of electric-controlled intelligent wave-absorbing coating material containing hud typed suction wave particle, and the raw material of the wave-absorbing coating material includes following component by mass percentage：Polyalcohol 14% 75%, hud typed suction wave particle 22% 80%, diisocyanate 1% 6.5%, stabilizer 0.1% 0.3%, more than each raw material components total amount be 100%.Interaction, mutual cooperation of the present invention by each raw material components, coordinate rational preparation method, the electric-controlled intelligent wave-absorbing coating material of high efficiency regulatory absorption frequency, bandwidth and intensity can be realized by electric field by preparing, it can be according to stealthy demand, realize the movement for absorbing frequency range and the change of absorption intensity, consumer electronic device is cannot be only used for, can be also used for military field.

Description

Containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle
Technical field
The present invention relates to absorbing material fields, and in particular to a kind of absorption peak frequency, frequency band and intensity can be by electric field tune The electric-controlled intelligent wave-absorbing coating material containing hud typed suction wave particle of control.
Background technology
Absorbing material is that one kind can make incident electromagnetic wave enter material internal to the maximum extent, and can effectively inhale It receives, converts it into a kind of function material that thermal energy disappears when the energy of other forms loses or makes electromagnetic wave because interference Material.They have important application in electronic countermeasure technology, are a kind of effective measures of pseudo- counter radar.Simultaneously prevent it is various It the leakage of electromagnetic wave source and is also widely used to human injury etc..It is but gradual with related field research work Deeply, traditional absorbing material performance room for promotion is less and less, shows as inhaling that wave frequency band is narrow, frequency range is single, it is impossible to according to electromagnetism The change of wave frequency rate and adjust the electromaganic wave absorbing property of itself, have significant limitation in real-time, controllability etc., Do not have intelligent, can not especially meet the quick newer IT-based warfare with electron detection technology.The height of weapon platform Degree is information-based and electronic, makes the operational environment residing for aircraft, naval vessels etc. increasingly complicated, they are removed by ground or aerial firepower Threaten and electronic interferences outside, also under the looking over one's shoulder of the detectors such as radar, infrared, laser.Therefore, it is necessary to develop go out one Kind wideband can could improve the operation of itself and existence energy from the efficient controllable electromagnetic absorbing material of main regulation absorption band Power.
Invention content
In view of this, the present invention provides a kind of containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle；In poly- ammonia Ester group electric current becomes on the basis of glue, specific hud typed inhale wave particle by preparing and realizes intelligence that reflection loss is regulated and controled by electric field Energy absorbing material, while improve absorbing property.
Electric-controlled intelligent wave-absorbing coating material provided by the invention containing hud typed suction wave particle, the wave-absorbing coating material Raw material includes following component by mass percentage：Polyalcohol 14%-75%, hud typed suction wave particle 22%-80%, diisocyanate Ester 1%-6.5%, stabilizer 0.1%-0.3%, more than each raw material components total amount be 100%；
Further, the hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with Barium titanate is housing；
Further, the carbonyl iron dust is spherical, and its average grain diameter is 5~8 μm；
Further, the hud typed preparation method for inhaling wave particle includes the following steps：
(1) aqueous solution of barium acetate is taken to be added in the aqueous isopropanol of butyl titanate, after being sufficiently stirred, it is 3.0 to adjust pH ~3.5, continue stirring later until forming colloidal sol；
(2) carbonyl iron dust is added to ultrasonic disperse 1h in the appropriate isopropanol of submergence carbonyl iron dust enough, then takes institute The carbonyl iron dust obtained is added in colloidal sol obtained, is sufficiently stirred 12h into step (1), processing is centrifuged later, and will Processing obtained solid product air-dries at room temperature, then the product after air-drying is calcined in vacuum protection gas, you can carbonyl is made Iron powder@barium titanates are hud typed to inhale wave particle；
Further, the preparation method of the aqueous isopropanol of the butyl titanate is：Butyl titanate is added to appropriate isopropyl It is sufficiently stirred in alcohol, then adds in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；
The preparation method of the aqueous solution of barium acetate is：Barium acetate is taken to be added in appropriate amount of deionized water, is stirred well to Barium acetate is to being completely dissolved, you can；
Further, in the step (1), the molar ratio of butyl titanate and barium acetate is 1:1；
In the step (2), the mass volume ratio of carbonyl iron dust and colloidal sol is 4:1；
Further, the raw material of the wave-absorbing coating material includes following component by mass percentage：Polyalcohol 36.2%, core Shell mould inhales wave particle 60%, diisocyanate 3.5%, stabilizer 0.3%；
Further, the polyalcohol is castor oil；The diisocyanate is methyl diphenylene diisocyanate MDI；Institute Stabilizer is stated as zinc oxide；
Further, the preparation method of the wave-absorbing coating material includes the following steps：
A, polyalcohol is dried into 30~60min, Ran Houxiang under the conditions of temperature is 90~130 DEG C, vacuum degree is -0.1MPa Hud typed suction wave particle is wherein added in, is stirred and evenly mixed；
B, diisocyanate is added in into the product of step a, is heated to 80~90 DEG C, is persistently stirred to react 10~20min；
C, stabilizer is added in into the product of step b, after stirring and evenly mixing, reacts 20 under the conditions of being 80~100 DEG C in temperature ~30min reacts 100~120min under the conditions of temperature is 75~85 DEG C, pressure is -0.1MPa later, further takes out and be placed in room Temperature is lower to place 3~5 days, obtains the electric-controlled intelligent wave-absorbing coating material by electric field controls；
Further, the preparation method of the wave-absorbing coating material includes the following steps：
A, polyalcohol is dried into 45min under the conditions of temperature is 100 DEG C, vacuum degree is -0.1MPa, then added in thereto Hud typed suction wave particle, stirs and evenly mixs；
B, diisocyanate is added in into the product of step a, is heated to 85 DEG C, is persistently stirred to react 15min；
C, stabilizer is added in into the product of step b, after stirring and evenly mixing, reacts 25min under the conditions of being 90 DEG C in temperature, it Afterwards temperature is 80 DEG C, pressure is reacts 110min under the conditions of -0.1MPa, further take out to be placed in and place 4 days at room temperature, obtain by The electric-controlled intelligent wave-absorbing coating material of electric field controls.
Beneficial effects of the present invention：
Interaction, mutual cooperation of the present invention by each raw material components, coordinate rational preparation method, preparing can The electric-controlled intelligent wave-absorbing coating material of high efficiency regulatory absorption frequency, bandwidth and intensity is realized by electric field.Hud typed suction wave particle With unique structure, by barium titanate coating carbonyl iron powder, wherein, (average grain diameter is 5-8 μ to the spherical carbonyl iron dust used M) there is limit frequency, high saturation and magnetic intensity and the higher relative permeability in radar wave frequency rate of high Snooker, because This so that suction wave particle obtained is very suitable for electromagnetic wave absorption, and the barium titanate used, is with high-k and excellent The Ferroelectrics of piezoelectricity under electromagnetic field effect, rely primarily on the orientation polarization and interfacial polarization of electric dipole Electromagnetic wave is lost, is good dielectric loss type wave absorbing agent；Final hud typed suction wave particle obtained can effectively avoid carbonyl Iron powder is contacted with air and is aoxidized so that is inhaled wave particle and is possibly realized by electric field controls, while this nucleocapsid is due to interior Its own just has distinctive suction wave frequency section and inhales intensity of wave for core and shell, when two different materials form nucleocapsid with Afterwards, under the action of electromagnetic field, a series of factor such as polarization of the electronics between interface, resonance of magnetic can enhance nucleocapsid The correlated performance of material enhances its absorbing property.And the polyurethane matrix generated by polyalcohol and di-isocyanate reaction, it is one Kind has the composite polymer material of certain fluidity, causes nucleocapsid in colloid based on the certain flow behavior of polyurethane colloid Type inhale wave particle under the excitation in outfield can Rapid reversible movement, form new absorbent structure.Zinc oxide is selected as stabilization Agent can be obviously improved the stability of absorbing material, and without finding to adversely affect its performance.
The wave-absorbing coating material of the present invention is a kind of rheologic colloid, not only with self character is controllable, reversible, response is fast The advantages that fast, and be also equipped with the particle in matrix not free settling the characteristics of.This material can be made by additional controllable electric field It inhales wave particle in matrix to polarize, polarization changes motion mode and the distribution of particle between particle.Distribution of particles structure, Polarization between magnetized state and particle is all changed the electromagnetism parameter for making magneto-rheological combined high molecular material, So as to be had an impact to final reflection loss peak and corresponding frequencies, realized with this and adjust material in 0.23-18GHz frequency ranges Reflection loss, the absorption intensity of itself and its corresponding electromagnetic wave frequency range are changed according to other side's detectable signal in real time, avoid visiting Survey the frequency range of signal.The wave-absorbing coating material adjustability of the present invention is fine, can realize the movement for absorbing frequency range according to stealthy demand With the change of absorption intensity, consumer electronic device is cannot be only used for, can be also used for military field.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the hud typed preparation flow figure for inhaling wave particle of the carbonyl iron dust@barium titanates of embodiment one；
Fig. 2 is the carbonyl iron dust@barium titanate coreshell type structure preparation process schematic diagrames of embodiment one；
Fig. 3 is the preparation flow figure of the wave-absorbing coating material of embodiment one；
Fig. 4 is the SEM figures of the carbonyl iron dust used in embodiment one；
Fig. 5 is wave-absorbing coating material made from embodiment one；
Fig. 6 is the hud typed schematic diagram for inhaling wave particle of carbonyl iron dust@barium titanates made from electric field controls embodiment one.
Specific embodiment
It is specific embodiment below：
Embodiment one
Electric-controlled intelligent wave-absorbing coating material provided in this embodiment containing hud typed suction wave particle, the wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 36.2%, hud typed suction wave particle 60%, diisocyanate 3.5%th, stabilizer 0.3%；
Wherein：The hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with titanium Sour barium is housing；The carbonyl iron dust is spherical, and its average grain diameter is 6 μm (see Fig. 4)；The polyalcohol is castor oil；Institute Diisocyanate is stated as methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
In the present embodiment, it is described it is hud typed inhale wave particle preparation method include the following steps (preparation flow figure is shown in Fig. 1, Preparation process schematic diagram is shown in Fig. 2)：
(1) it is 1 by the molar ratio of butyl titanate and barium acetate:1 takes aqueous solution of barium acetate added to the isopropyl of butyl titanate In alcoholic solution, after being sufficiently stirred, it is 3.2 to add in glacial acetic acid and adjust pH, continues stirring later until forming colloidal sol；Wherein：It is described The preparation method of the aqueous isopropanol of butyl titanate is：Using the volume ratio of butyl titanate and isopropanol as 2:3 add butyl titanate Enter and be sufficiently stirred into isopropanol, then add in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；The acetic acid The preparation method of barium aqueous solution is：Barium acetate is taken to be added in appropriate amount of deionized water (being completely dissolved barium acetate enough), is filled Point stirring is to barium acetate to being completely dissolved, you can；
(2) carbonyl iron dust is added in the appropriate isopropanol (isopropanol is dispersant herein) of submergence carbonyl iron dust enough Then ultrasonic disperse 1h is 4 by the mass volume ratio of carbonyl iron dust and colloidal sol:1 takes the carbonyl iron dust of gained to add in step (1) In in colloidal sol obtained, be sufficiently stirred 12h, be centrifuged processing later, and will processing obtained solid product at room temperature It air-dries, then the product after air-drying is calcined in vacuum protection gas, you can the hud typed suction wave of carbonyl iron dust@barium titanates is made Grain.
In the present embodiment, the preparation method of the wave-absorbing coating material includes the following steps (see Fig. 3, to be finally made in Fig. 3 Electric current become that inhale wave colloid be obtained containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle in the present embodiment)：
A, castor oil is dried into 45min under the conditions of temperature is 100 DEG C, vacuum degree is -0.1MPa, then added in thereto Carbonyl iron dust@barium titanates are hud typed to inhale wave particle, stirs and evenly mixs；
B, methyl diphenylene diisocyanate MDI is added in into the product of step a, 85 DEG C is heated to, is persistently stirred to react 15min；
C, zinc oxide is added in into the product of step b, after stirring and evenly mixing, reacts 25min under the conditions of being 90 DEG C in temperature, it Afterwards temperature is 80 DEG C, pressure is reacts 110min under the conditions of -0.1MPa, further take out to be placed in and place 4 days at room temperature, obtain by The electric-controlled intelligent wave-absorbing coating material of electric field controls (see Fig. 5).
Electromagnetic-wave absorbent obtained above is tested to obtain by arch method：By electric field regulate and control suction wave particle, When changing in the range of electric field 0-5A, in 0.23-18GHz frequency ranges, reflection loss RL<The effective bandwidth of -10dB is from height Frequency range is shifted to low-frequency range or is moved, and effective bandwidth has apparent expansion from low-frequency range to high band.Wherein, hud typed suction Wave particle is shown in Fig. 6 by electric field controls schematic diagram.
Embodiment two
Electric-controlled intelligent wave-absorbing coating material provided in this embodiment containing hud typed suction wave particle, the wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 14%, hud typed suction wave particle 80%, diisocyanate 5.7%, Stabilizer 0.3%；
Wherein：The hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with titanium Sour barium is housing；The carbonyl iron dust is spherical, and its average grain diameter is 5 μm；The polyalcohol is castor oil；Two isocyanide Acid esters is methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
In the present embodiment, the hud typed preparation method for inhaling wave particle includes the following steps：
(1) it is 1 by the molar ratio of butyl titanate and barium acetate:1 takes aqueous solution of barium acetate added to the isopropyl of butyl titanate In alcoholic solution, after being sufficiently stirred, it is 3.0 to add in glacial acetic acid and adjust pH, continues stirring later until forming colloidal sol；Wherein：It is described The preparation method of the aqueous isopropanol of butyl titanate is：Using the volume ratio of butyl titanate and isopropanol as 2:3 add butyl titanate Enter and be sufficiently stirred into isopropanol, then add in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；The acetic acid The preparation method of barium aqueous solution is：Barium acetate is taken to be added in appropriate amount of deionized water (being completely dissolved barium acetate enough), is filled Point stirring is to barium acetate to being completely dissolved, you can；
(2) carbonyl iron dust is added in the appropriate isopropanol (isopropanol is dispersant herein) of submergence carbonyl iron dust enough Then ultrasonic disperse 1h is 4 by the mass volume ratio of carbonyl iron dust and colloidal sol:1 takes the carbonyl iron dust of gained to add in step (1) In in colloidal sol obtained, be sufficiently stirred 12h, be centrifuged processing later, and will processing obtained solid product at room temperature It air-dries, then the product after air-drying is calcined in vacuum protection gas, you can the hud typed suction wave of carbonyl iron dust@barium titanates is made Grain.
In the present embodiment, the preparation method of the wave-absorbing coating material includes the following steps：
A, castor oil is dried into 30min under the conditions of temperature is 90 DEG C, vacuum degree is -0.1MPa, then added in thereto Carbonyl iron dust@barium titanates are hud typed to inhale wave particle, stirs and evenly mixs；
B, methyl diphenylene diisocyanate MDI is added in into the product of step a, 80 DEG C is heated to, is persistently stirred to react 20min；
C, zinc oxide is added in into the product of step b, after stirring and evenly mixing, reacts 20min under the conditions of being 100 DEG C in temperature, 120min is reacted under the conditions of temperature is 75 DEG C, pressure is -0.1MPa later, further takes out to be placed in and place 3 days at room temperature, obtain By the electric-controlled intelligent wave-absorbing coating material of electric field controls.
Embodiment three
Electric-controlled intelligent wave-absorbing coating material provided in this embodiment containing hud typed suction wave particle, the wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 75%, hud typed suction wave particle 22%, diisocyanate 2.9%, Stabilizer 0.1%；
Wherein：The hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with titanium Sour barium is housing；The carbonyl iron dust is spherical, and its average grain diameter is 8 μm；The polyalcohol is castor oil；Two isocyanide Acid esters is methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
In the present embodiment, the hud typed preparation method for inhaling wave particle includes the following steps：
(1) it is 1 by the molar ratio of butyl titanate and barium acetate:1 takes aqueous solution of barium acetate added to the isopropyl of butyl titanate In alcoholic solution, after being sufficiently stirred, it is 3.5 to add in glacial acetic acid and adjust pH, continues stirring later until forming colloidal sol；Wherein：It is described The preparation method of the aqueous isopropanol of butyl titanate is：Using the volume ratio of butyl titanate and isopropanol as 2:3 add butyl titanate Enter and be sufficiently stirred into isopropanol, then add in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；The acetic acid The preparation method of barium aqueous solution is：Barium acetate is taken to be added in appropriate amount of deionized water (being completely dissolved barium acetate enough), is filled Point stirring is to barium acetate to being completely dissolved, you can；
(2) carbonyl iron dust is added in the appropriate isopropanol (isopropanol is dispersant herein) of submergence carbonyl iron dust enough Then ultrasonic disperse 1h is 4 by the mass volume ratio of carbonyl iron dust and colloidal sol:1 takes the carbonyl iron dust of gained to add in step (1) In in colloidal sol obtained, be sufficiently stirred 12h, be centrifuged processing later, and will processing obtained solid product at room temperature It air-dries, then the product after air-drying is calcined in vacuum protection gas, you can the hud typed suction wave of carbonyl iron dust@barium titanates is made Grain.
In the present embodiment, the preparation method of the wave-absorbing coating material includes the following steps：
A, castor oil is dried into 60min under the conditions of temperature is 130 DEG C, vacuum degree is -0.1MPa, then added in thereto Carbonyl iron dust@barium titanates are hud typed to inhale wave particle, stirs and evenly mixs；
B, methyl diphenylene diisocyanate MDI is added in into the product of step a, 90 DEG C is heated to, is persistently stirred to react 10min；
C, zinc oxide is added in into the product of step b, after stirring and evenly mixing, reacts 30min under the conditions of being 80 DEG C in temperature, it Afterwards temperature is 85 DEG C, pressure is reacts 100min under the conditions of -0.1MPa, further take out to be placed in and place 5 days at room temperature, obtain by The electric-controlled intelligent wave-absorbing coating material of electric field controls.
Example IV
Electric-controlled intelligent wave-absorbing coating material provided in this embodiment containing hud typed suction wave particle, the wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 42.2%, hud typed suction wave particle 51%, diisocyanate 6.5%th, stabilizer 0.3%；
Wherein：The hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with titanium Sour barium is housing；The carbonyl iron dust is spherical, and its average grain diameter is 6 μm；The polyalcohol is castor oil；Two isocyanide Acid esters is methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
In the present embodiment, the hud typed preparation method for inhaling wave particle includes the following steps：
(1) it is 1 by the molar ratio of butyl titanate and barium acetate:1 takes aqueous solution of barium acetate added to the isopropyl of butyl titanate In alcoholic solution, after being sufficiently stirred, it is 3.2 to add in glacial acetic acid and adjust pH, continues stirring later until forming colloidal sol；Wherein：It is described The preparation method of the aqueous isopropanol of butyl titanate is：Using the volume ratio of butyl titanate and isopropanol as 2:3 add butyl titanate Enter and be sufficiently stirred into isopropanol, then add in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；The acetic acid The preparation method of barium aqueous solution is：Barium acetate is taken to be added in appropriate amount of deionized water (being completely dissolved barium acetate enough), is filled Point stirring is to barium acetate to being completely dissolved, you can；
(2) carbonyl iron dust is added in the appropriate isopropanol (isopropanol is dispersant herein) of submergence carbonyl iron dust enough Then ultrasonic disperse 1h is 4 by the mass volume ratio of carbonyl iron dust and colloidal sol:1 takes the carbonyl iron dust of gained to add in step (1) In in colloidal sol obtained, be sufficiently stirred 12h, be centrifuged processing later, and will processing obtained solid product at room temperature It air-dries, then the product after air-drying is calcined in vacuum protection gas, you can the hud typed suction wave of carbonyl iron dust@barium titanates is made Grain.
In the present embodiment, the preparation method of the wave-absorbing coating material includes the following steps：
A, castor oil is dried into 45min under the conditions of temperature is 100 DEG C, vacuum degree is -0.1MPa, then added in thereto Carbonyl iron dust@barium titanates are hud typed to inhale wave particle, stirs and evenly mixs；
B, methyl diphenylene diisocyanate MDI is added in into the product of step a, 85 DEG C is heated to, is persistently stirred to react 15min；
C, zinc oxide is added in into the product of step b, after stirring and evenly mixing, reacts 25min under the conditions of being 90 DEG C in temperature, it Afterwards temperature is 80 DEG C, pressure is reacts 110min under the conditions of -0.1MPa, further take out to be placed in and place 4 days at room temperature, obtain by The electric-controlled intelligent wave-absorbing coating material of electric field controls.
Embodiment five
Electric-controlled intelligent wave-absorbing coating material provided in this embodiment containing hud typed suction wave particle, the wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 30.8%, hud typed suction wave particle 68%, diisocyanate 1%, Stabilizer 0.2%；
Wherein：The hud typed suction wave particle is combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, with titanium Sour barium is housing；The carbonyl iron dust is spherical, and its average grain diameter is 6 μm；The polyalcohol is castor oil；Two isocyanide Acid esters is methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
In the present embodiment, the hud typed preparation method for inhaling wave particle includes the following steps：
(1) it is 1 by the molar ratio of butyl titanate and barium acetate:1 takes aqueous solution of barium acetate added to the isopropyl of butyl titanate In alcoholic solution, after being sufficiently stirred, it is 3.2 to add in glacial acetic acid and adjust pH, continues stirring later until forming colloidal sol；Wherein：It is described The preparation method of the aqueous isopropanol of butyl titanate is：Using the volume ratio of butyl titanate and isopropanol as 2:3 add butyl titanate Enter and be sufficiently stirred into isopropanol, then add in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；The acetic acid The preparation method of barium aqueous solution is：Barium acetate is taken to be added in appropriate amount of deionized water (being completely dissolved barium acetate enough), is filled Point stirring is to barium acetate to being completely dissolved, you can；
(2) carbonyl iron dust is added in the appropriate isopropanol (isopropanol is dispersant herein) of submergence carbonyl iron dust enough Then ultrasonic disperse 1h is 4 by the mass volume ratio of carbonyl iron dust and colloidal sol:1 takes the carbonyl iron dust of gained to add in step (1) In in colloidal sol obtained, be sufficiently stirred 12h, be centrifuged processing later, and will processing obtained solid product at room temperature It air-dries, then the product after air-drying is calcined in vacuum protection gas, you can the hud typed suction wave of carbonyl iron dust@barium titanates is made Grain.
In the present embodiment, the preparation method of the wave-absorbing coating material includes the following steps：
A, castor oil is dried into 45min under the conditions of temperature is 100 DEG C, vacuum degree is -0.1MPa, then added in thereto Carbonyl iron dust@barium titanates are hud typed to inhale wave particle, stirs and evenly mixs；
B, methyl diphenylene diisocyanate MDI is added in into the product of step a, 85 DEG C is heated to, is persistently stirred to react 15min；
C, zinc oxide is added in into the product of step b, after stirring and evenly mixing, reacts 25min under the conditions of being 90 DEG C in temperature, it Afterwards temperature is 80 DEG C, pressure is reacts 110min under the conditions of -0.1MPa, further take out to be placed in and place 4 days at room temperature, obtain by The electric-controlled intelligent wave-absorbing coating material of electric field controls.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this In the right of invention.

Claims (10)

  1. It is 1. a kind of containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：The wave-absorbing coating material Raw material by mass percentage include following component：Polyalcohol 14%-75%, hud typed suction wave particle 22%-80%, two isocyanides Acid esters 1%-6.5%, stabilizer 0.1%-0.3%, more than each raw material components total amount be 100%.
  2. It is 2. according to claim 1 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute It states hud typed suction wave particle to be combined by barium titanate and carbonyl iron dust, using carbonyl iron dust as core, using barium titanate as housing.
  3. It is 3. according to claim 2 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute It is spherical to state carbonyl iron dust, and its average grain diameter is 5~8 μm.
  4. It is 4. according to claim 2 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute The hud typed preparation method for inhaling wave particle is stated to include the following steps：
    (1) aqueous solution of barium acetate is taken to be added in the aqueous isopropanol of butyl titanate, after being sufficiently stirred, adjust pH for 3.0~ 3.5, continue stirring later until forming colloidal sol；
    (2) carbonyl iron dust is added to ultrasonic disperse 1h in the appropriate isopropanol of submergence carbonyl iron dust enough, then takes gained Carbonyl iron dust is added in colloidal sol obtained, is sufficiently stirred 12h into step (1), processing is centrifuged later, and will processing Obtained solid product air-dries at room temperature, then the product after air-drying is calcined in vacuum protection gas, you can carbonyl iron dust@is made Barium titanate is hud typed to inhale wave particle.
  5. It is 5. according to claim 4 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：
    The preparation method of the aqueous isopropanol of the butyl titanate is：Butyl titanate is added in appropriate isopropanol and is fully stirred It mixes, then adds in appropriate glacial acetic acid and continue to stir, until solution becomes clarification, you can；
    The preparation method of the aqueous solution of barium acetate is：Barium acetate is taken to be added in appropriate amount of deionized water, is stirred well to acetic acid Barium is to being completely dissolved, you can.
  6. It is 6. according to claim 4 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute It states in step (1), the molar ratio of butyl titanate and barium acetate is 1:1；
    In the step (2), the mass volume ratio of carbonyl iron dust and colloidal sol is 4:1.
  7. It is 7. according to claim 1 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute The raw material for stating wave-absorbing coating material includes following component by mass percentage：Polyalcohol 36.2%, hud typed suction wave particle 60%, Diisocyanate 3.5%, stabilizer 0.3%.
  8. It is 8. according to claim 1 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute Polyalcohol is stated as castor oil；The diisocyanate is methyl diphenylene diisocyanate MDI；The stabilizer is zinc oxide.
  9. It is 9. according to claim 1 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that：Institute The preparation method for stating wave-absorbing coating material includes the following steps：
    A, polyalcohol is dried into 30~60min under the conditions of temperature is 90~130 DEG C, vacuum degree is -0.1MPa, then thereto Hud typed suction wave particle is added in, is stirred and evenly mixed；
    B, diisocyanate is added in into the product of step a, is heated to 80~90 DEG C, is persistently stirred to react 10~20min；
    C, add in stabilizer into the product of step b, after stirring and evenly mixing, temperature for reaction 20 under the conditions of 80~100 DEG C~ 30min reacts 100~120min under the conditions of temperature is 75~85 DEG C, pressure is -0.1MPa later, further takes out and be placed in room temperature It is lower to place 3~5 days, obtain the electric-controlled intelligent wave-absorbing coating material by electric field controls.
  10. It is 10. according to claim 1 containing the hud typed electric-controlled intelligent wave-absorbing coating material for inhaling wave particle, it is characterised in that： The preparation method of the wave-absorbing coating material includes the following steps：
    A, polyalcohol is dried into 45min under the conditions of temperature is 100 DEG C, vacuum degree is -0.1MPa, then adds in nucleocapsid thereto Type inhales wave particle, stirs and evenly mixs；
    B, diisocyanate is added in into the product of step a, is heated to 85 DEG C, is persistently stirred to react 15min；
    C, stabilizer is added in into the product of step b, after stirring and evenly mixing, reacts 25min, Zhi Hou under the conditions of being 90 DEG C in temperature Temperature is 80 DEG C, pressure is reacts 110min under the conditions of -0.1MPa, further takes out to be placed in and place 4 days at room temperature, obtains by electric field The electric-controlled intelligent wave-absorbing coating material of control.
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