CN105783599B - A kind of stealthy armour of lightweight and preparation method thereof - Google Patents
A kind of stealthy armour of lightweight and preparation method thereof Download PDFInfo
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- CN105783599B CN105783599B CN201610329883.XA CN201610329883A CN105783599B CN 105783599 B CN105783599 B CN 105783599B CN 201610329883 A CN201610329883 A CN 201610329883A CN 105783599 B CN105783599 B CN 105783599B
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- armour
- lightweight
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- burster course
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/02—Plate construction
- F41H5/04—Plate construction composed of more than one layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention discloses stealthy armour of a kind of lightweight and preparation method thereof, burster course surface encapsulation has carbon fiber composite layer (5), and fiberglass flaggy (1), suction ripple layer (2), aluminium sheet (4), burster course are synthesized overall and are prepared from the following manner from arrangement inward outside by bonding way：Described suction ripple layer (2) is bonded again on described aluminium sheet (4) through 50 DEG C~90 DEG C 40~120min aftershapings that are heating and curing；By glue it is overall at 50 DEG C~90 DEG C it is compressing, the press time is 30~60min.The stealthy armour of lightweight that the present invention makes can not only resist riflery, and with excellent absorbing property, reach the stealthy anti-purpose ruined.The present invention is a kind of with good absorbing property and bulletproof function and service life is long, stealthy armour of lightweight that reliability is high, efficiency of construction is high and preparation method thereof.
Description
Technical field
The present invention relates to a kind of stealthy armour, more particularly to a kind of stealthy armour of lightweight, the invention further relates to this
The preparation method of the stealthy armour of lightweight.
Background technology
Steel plate, ceramic wafer is commonly used as bullet resistant material in military vehicle, but steel plate, ceramic weight are big, have a strong impact on car
Mobility.With the development of high polymer material, new high performance material is occurred in that, wherein, the specific strength of aramid fiber
Specific modulus is 10 times of steel, and ultra-high molecular weight polyethylene (PE) fiber strength is higher by 1.5 times than aramid fiber, with lightweight
High-strength characteristic, its density is only 1g/cm3, intensity reaches 3.3GPa, and the PE plates suppressed using the fiber have good
Ballistic performance.
Stealth material is the key technology of modernized war, stealth material conventional at this stage have camouflage coating, person or thin acting as cover,
Structural wave-absorbing material etc., wherein camouflage coating is most widely used.Camouflage coating is directly to smear the coating containing wave absorbing agent
In device outer surface, formed and inhale ripple layer.The stealth structure prepared in this way is easily corroded by external environment to be caused to come off, from
And influence its Stealth Fighter.Therefore, structural wave-absorbing material is got the attention as novel and multifunctional material, using polyurethane
Foam, PMI foams, honeycomb sandwich structures can not only reach the effect of wave-absorbing and camouflage, but also have necessarily as ripple layer is inhaled
Bearing capacity, can effectively mitigate structure overall weight, realize structure-function integration.
The content of the invention
First technical problem to be solved by this invention is to provide a kind of with good absorbing property and bulletproof function
And service life is long, the stealthy armour of the high lightweight of reliability.
Second technical problem to be solved by this invention is to provide a kind of stealthy armour of the high lightweight of efficiency of construction
Preparation method.
In order to solve first technical problem, the stealthy armour of lightweight that the present invention is provided, it is characterized in that shellproof layer surface
Carbon fiber composite layer is packaged with, fiberglass flaggy, suction ripple layer, aluminium sheet, burster course are from arrangement passes through bonding way inward outside
Synthesis is overall and is prepared from the following manner：Described suction ripple layer is bonded on described aluminium sheet to be added through 50 DEG C~90 DEG C again
Heat cure 40~120min aftershapings；By glue it is overall at 50 DEG C~90 DEG C it is compressing, the press time is 30~
60min。
Specifically, the glass fibre reinforced plastic prop being embedded with described burster course with burster course uniform thickness is used to rivet to install.
It is arranged on entirely through rivet and described glass fibre reinforced plastic prop on mounting framework.
Synthesize the planar dimensions such as overall described suction ripple layer, aluminium sheet, burster course composition core, the described glass on top
Steel plate layer exceedes 2~5mm of core surrounding and is packaged with stealthy armour surrounding polishing processing after edge sealing adhesive, edge sealing.
Gross thickness is 15~100mm, and specific thickness can be adjusted according to shellproof grade and wave-absorbing and camouflage requirement.
Described suction ripple layer (2) uses absorbing material, and described absorbing material is polyurethane foam, PMI foams or honeycomb
Interlayer structure；Described burster course (8) uses lightweight bulletproof material, and described lightweight bulletproof material is ultra-high molecular weight polyethylene
Plate or aramid fiber board.
In order to solve second technical problem, the method for the stealthy armour of preparation lightweight that the present invention is provided, including it is following
Step：
(1), burster course working process：Burster course is cut into design size, then is packaged using carbon fibre composite
Processing is in shellproof layer surface formation carbon fiber composite layer；
(2) ripple formable layer, is inhaled：As requested, ripple layer material is inhaled in selection, and is determined by inhaling ripple thickness degree, will inhale
Ripple layer is bonded on aluminium sheet, then through 50 DEG C~90 DEG C 40~120min aftershapings that are heating and curing；
(3), it is bonded：Packaged burster course is bonded being stained with the aluminium sheet for inhaling ripple layer, ripple layer surface adhering glass steel is inhaled
Flaggy；
(4), suppress：By the stealthy armour of the lightweight glued at 50 DEG C~90 DEG C it is compressing, the press time be 30~
60min, takes out the stealthy armour of lightweight after the completion of compacting；
(5), cut：The stealthy armour of the lightweight suppressed is cut by design size.
Cut in above-mentioned steps (5)：The stealthy armour of the lightweight suppressed is cut by design size, suction ripple layer,
Aluminium sheet, burster course are flushed, and fiberglass flaggy requires more than 2~5mm of core after cutting.
Also include step (6), edge sealing：The stealthy armour of the lightweight cut is subjected to edge sealing processing, it is stealthy anti-in lightweight
Diving board side wall inserts edge sealing adhesive and floating, ambient temperature curing 20h~28h.
Burster course working process in above-mentioned steps (1)：Burster course is cut into design size, by the burster course after cutting according to
Installation site requires progress perforate, and aperture is 10~25mm, is put into corresponding size and the glass fibre reinforced plastic prop equal with burster course thickness,
Processing is packaged using carbon fibre composite again.
Using stealthy armour of the lightweight of above-mentioned technical proposal and preparation method thereof, its advantage is：
The present invention is used as suction ripple layer, including polyurethane foam, PMI foams or cellular type core knot using structural wave-absorbing material
Structure, its light weight, mechanical property is good, and with good heat preservation and insulation.Wherein, polyurethane foam density be 70~
300Kg/m3, wave absorbing agent is uniformly dispersed in foam inside, passes through Electromagnetic Optimum Design, it is possible to achieve 1~40GHz frequency ranges are good
Assimilation effect.The coefficient of heat conduction of foam is 0.018-0.030W/mK, better than mineral wool, perlite.PMI foams are new height
Performance foamed material, 30~200Kg/m of its density3, 180 DEG C~200 DEG C are resistant to, specific strength specific modulus is high, in being various foams
Highest.Prepared using this kind of material and inhale ripple foam, good carrying effect and wave-absorbing effect can be played.Using super high molecular weight
Polyethylene (PE) plate, aramid fiber board Polymer material as bullet resistant material, PE plates, aramid fiber board have light weight, it is high-strength,
The features such as high mould.Aluminium sheet is placed in after suction ripple layer as reflecting layer, can be will transmit through and be inhaled the reflection of electromagnetic wave of ripple layer to inhaling ripple layer
It is interior, so as to be fully absorbed.Carbon fibre composite can effectively protect armour as protective layer, reduce external environment to shellproof
The influence of plate performance, while the shortcomings of carbon fibre composite encapsulation can be effectively improved that armour adhesive property is poor, easily be layered.Glass
Glass steel plate can effectively protect suction ripple layer as panel layer, external environment be reduced to inhaling the influence of ripple layer performance, while having very well
Wave, it is to avoid to inhale ripple layer absorbing property influence.In addition, using edge bonding method in stealthy armour surrounding, effectively protect
The internal core of shield, it is to avoid erosion of the outside environmental elements to core, the resin hardness that edge sealing is used is moderate, can meet later stage peace
The need for dress polishing processing.Using the design of pre-buried glass fibre reinforced plastic prop, it is to avoid directly punch caused bulge phenomenon in armour,
And meet installation requirement.
The stealthy armour prepared has good absorbing property and bulletproof function, and thickness can for 15~80mm composite plate
Different shellproof demands are met, composite plate density is in 100~1000Kg/m3, absorbing property can meet Ka, Ku, X, C, S, L all band
Or subband RCS reductions, composite plate structure can be adjusted according to the actual requirements, and designability is good.
Ripple layer is inhaled as structure-function integration component, with certain mechanical property, while its absorbing property has very
Good designability, different absorbing materials can be chosen to install according to demand, final thickness is determined further according to material.On the other hand, ripple is inhaled
Layer is covered by glass epoxy covering, can resist external environment erosion, and service life is long, and reliability is high.
Inhale ripple layer to be combined by special process with armour, material structure function integration makes material while having
The function of shellproof and wave-absorbing and camouflage, reduces the absolute construction number of plies, it is to avoid inhale ripple layer and the difficulty brought is installed separately with armour,
Efficiency of construction is improved, the structural complexity of equipment is reduced, global reliability is improved.
Stealthy armour is arranged on mounting framework by the way of riveting and be gluing, and installation process is simple and efficient, for
Follow-up repairing and replacing is provided convenience condition.
In summary, the present invention is a kind of with good absorbing property and bulletproof function and service life is long, reliability
High stealthy armour of lightweight of high, efficiency of construction and preparation method thereof.
Brief description of the drawings
Fig. 1 is the structural representation of the stealthy armour of lightweight described in the invention.
Embodiment
Following examples are intended to further illustrate present invention, rather than limit the scope of the invention.
Embodiment 1：
Referring to Fig. 1, the preparation method of the stealthy armour of lightweight comprises the following steps：
1st, armour working process：Ultra-high molecular weight polyethylene (PE) plate is selected as burster course 8, by the shellproof of 20mm thickness
Layer 8 is cut into 498 × 498mm；Progress perforate is required according to installation site on the burster course 8 cut, aperture is 15mm, is put
Enter the glass fibre reinforced plastic prop 3 of uniform thickness, and the shellproof P layers 8 of monoblock are packaged in burster course 8 using one layer of carbon fibre composite
Surface forms one layer of carbon fiber composite layer 5；
2nd, ripple formable layer is inhaled：Select polyurethane foam as ripple layer is inhaled, the gross thickness for determining foam is 12mm, and is adhered to
On aluminium sheet 4, then through 60 DEG C of 60min aftershapings that are heating and curing；
3rd, it is bonded：Burster course 8 is bonded being stained with the aluminium sheet 4 for inhaling ripple layer 2, fiberglass thick bonding 0.7mm on ripple layer 2 is inhaled
Flaggy 1；
4th, suppress：By the stealthy armour of the lightweight glued at 60 DEG C it is compressing, the press time is 30min, has been suppressed
Into rear taking-up product；
5th, cut：The stealthy armour of the lightweight suppressed is cut by 500 × 500mm, ripple layer 2, aluminium sheet 4 is inhaled, prevents
Bullet layer 8 is flushed, and fiberglass flaggy 1 is cut into 502 × 502mm；
6th, edge sealing：The stealthy armour of the lightweight cut is subjected to edge sealing processing, filled out in the side wall of the stealthy armour of lightweight
Enter edge sealing adhesive 9 and floating, ambient temperature curing 24h.
The density for the stealthy armour of lightweight that the present embodiment is prepared is 700Kg/m3, 56 formula rifles are can defend,
The common steel core bullets of 7.62mm do not puncture under the vertical shooting of 100m distances, and impairment scale is not more than 4 grades, and absorbing property can be met
Ka, Ku wave band RCS reductions are not less than 8dB, and X, C-band RCS reduction are not less than 10dB, and S, L-band RCS reduction are not less than 7dB.
Embodiment 2：
Referring to Fig. 1, the preparation method of the stealthy armour of lightweight comprises the following steps：
1st, armour working process：Ultra-high molecular weight polyethylene (PE) plate is selected as burster course 8, by the shellproof of 24mm thickness
Layer 8 is cut into 498 × 498mm；Progress perforate is required according to installation site on the burster course 8 cut, aperture is 20mm, is put
Enter the glass fibre reinforced plastic prop 3 of uniform thickness, and the burster course 8 of monoblock is packaged in burster course 8 using one layer of carbon fibre composite
Surface forms one layer of carbon fiber composite layer 5；
2nd, ripple formable layer is inhaled：Select PMI foams as ripple layer is inhaled, the gross thickness for determining foam is 24mm, and is adhered to aluminium
On plate 4, then through 50 DEG C of 90min aftershapings that are heating and curing；
3rd, it is bonded：Burster course 8 is bonded being stained with the aluminium sheet 4 for inhaling ripple layer 2, fiberglass thick bonding 0.4mm on ripple layer 2 is inhaled
Flaggy 1；
4th, suppress：By the stealthy armour of the lightweight glued at 50 DEG C it is compressing, the press time is 45min, has been suppressed
Into rear taking-up product；
5th, cut：The stealthy armour of the lightweight suppressed is cut by 500 × 500mm, ripple layer 2, aluminium sheet 4 is inhaled, prevents
Bullet layer 8 is flushed, and fiberglass flaggy 1 is cut into 502 × 502mm；
6th, edge sealing：The stealthy armour of the lightweight cut is subjected to edge sealing processing, filled out in the side wall of the stealthy armour of lightweight
Enter edge sealing adhesive 9 and floating, ambient temperature curing 24h.
The density for the stealthy armour of lightweight that the present embodiment is prepared is 500Kg/m3, defensive 79 formulas snipe step
Rifle, the common steel core bullets of 7.62mm do not puncture under the vertical shooting of 100m distances, and impairment scale is not more than 4 grades, and absorbing property can expire
Sufficient Ka, Ku wave band RCS reductions are not less than 15dB, and X, C-band RCS reduction are not less than 8dB, and S, L-band RCS reduction are not less than
10dB。
Embodiment 3：
Referring to Fig. 1, the preparation method of the stealthy armour of lightweight comprises the following steps：
1st, armour working process：Ultra-high molecular weight polyethylene (PE) plate is selected as burster course 8, by the shellproof of 10mm thickness
Layer 8 is cut into 498 × 498mm；Progress perforate is required according to installation site on the burster course 8 cut, aperture is 10mm, is put
Enter the glass fibre reinforced plastic prop 3 of uniform thickness, and the burster course 8 of monoblock is packaged in burster course 8 using one layer of carbon fibre composite
Surface forms one layer of carbon fiber composite layer 5；
2nd, ripple formable layer is inhaled：Honeycomb sandwich structures are selected to inhale ripple layer, it is determined that the gross thickness for inhaling ripple layer is 10mm, and are glued
It is connected on aluminium sheet 4, then through 80 DEG C of 50min aftershapings that are heating and curing；
3rd, it is bonded：Burster course 8 is bonded being stained with the aluminium sheet 4 for inhaling ripple layer 2, fiberglass thick bonding 0.4mm on ripple layer 2 is inhaled
Flaggy 1；
4th, suppress：By the stealthy armour of the lightweight glued at 60 DEG C it is compressing, the press time is 25min, has been suppressed
Into rear taking-up product；
5th, cut：The stealthy armour of the lightweight suppressed is cut by 500 × 500mm, ripple layer 2, aluminium sheet 4 is inhaled, prevents
Bullet layer 8 is flushed, and fiberglass flaggy 1 is cut into 504 × 504mm；
6th, edge sealing：The stealthy armour of the lightweight cut is subjected to edge sealing processing, filled out in the side wall of the stealthy armour of lightweight
Enter edge sealing adhesive 9 and floating, ambient temperature curing 22h.
The density for the stealthy armour of lightweight that the present embodiment is prepared is 600Kg/m3It is, defensive that 79 formulas are light-duty charges
Rifle, the common steel core bullets of 7.62mm do not puncture under the vertical shooting of 100m distances, and impairment scale is not more than 4 grades, and absorbing property can expire
Sufficient X, Ku wave band RCS reductions are not less than 15dB.
Embodiment 4：
Referring to Fig. 1, the preparation method of the stealthy armour of lightweight comprises the following steps：
1st, armour working process：Selection aramid fiber board is burster course 8, the thick burster courses 8 of 20mm are cut into 498 ×
498mm；Progress perforate is required according to installation site on the burster course 8 cut, aperture is 18mm, is put into the fiberglass of uniform thickness
Post 3, and one layer of carbon of surface formation in burster course 8 is packaged to the burster course 8 of monoblock using one layer of carbon fibre composite
Fiber composite layer 5；
2nd, ripple formable layer is inhaled：Select polyurethane foam as ripple layer is inhaled, it is determined that the gross thickness for inhaling ripple layer is 15mm, and be bonded
Onto aluminium sheet 4, then through 70 DEG C of 55min aftershapings that are heating and curing；
3rd, it is bonded：Burster course 8 is bonded being stained with the aluminium sheet 4 for inhaling ripple layer 2, fiberglass thick bonding 0.4mm on ripple layer 2 is inhaled
Flaggy 1；
4th, suppress：By the stealthy armour of the lightweight glued at 60 DEG C it is compressing, the press time is 60min, has been suppressed
Into rear taking-up product；
5th, cut：The stealthy armour of the lightweight suppressed is cut by 500 × 500mm, ripple layer 2, aluminium sheet 4 is inhaled, prevents
Bullet layer 8 is flushed, and fiberglass flaggy 1 is cut into 505 × 505mm；
6th, edge sealing：The stealthy armour of the lightweight cut is subjected to edge sealing processing, filled out in the side wall of the stealthy armour of lightweight
Enter edge sealing adhesive 9 and floating, ambient temperature curing 28h.
The density for the stealthy armour of lightweight that the present embodiment is prepared is 655Kg/m3, can defend 7.62mmNATO
Bullet, III grade of impairment scale, absorbing property can meet Ka, Ku wave band RCS reductions and be not less than 12dB, and X, C-band RCS reduction are not less than
8dB, S, L-band RCS reductions are not less than 14dB.
Claims (10)
1. a kind of stealthy armour of lightweight, it is characterised in that：Burster course surface encapsulation has carbon fiber composite layer (5), glass
Steel plate layer (1), inhale ripple layer (2), aluminium sheet (4), burster course (8) from outside inward arrangement by bonding way synthesis entirety and by with
Under type is prepared from：Described suction ripple layer (2) is bonded on described aluminium sheet (4) and is heating and curing 40 through 50 DEG C~90 DEG C again~
120min aftershapings；By glue it is overall at 50 DEG C~90 DEG C it is compressing, the press time is 30~60min.
2. the stealthy armour of lightweight according to claim 1, it is characterised in that：Be embedded with described burster course (8) with
The glass fibre reinforced plastic prop (3) of described burster course (8) uniform thickness, which is used to rivet, to be installed.
3. the stealthy armour of lightweight according to claim 2, it is characterised in that：Entirely through rivet (6) and described glass
Glass steel column (3) is arranged on mounting framework (7).
4. the stealthy armour of lightweight according to claim 1 or 2, it is characterised in that：The overall described suction ripple layer of synthesis
(2), the planar dimension such as aluminium sheet (4), burster course (8) composition core, the described fiberglass flaggy (1) on top exceedes core surrounding
2~5mm is simultaneously packaged with edge sealing adhesive (9).
5. the stealthy armour of lightweight according to claim 1 or 2, it is characterised in that：Gross thickness is 15~100mm.
6. the stealthy armour of lightweight according to claim 1 or 2, it is characterised in that：Described suction ripple layer (2) is using suction ripple
Material, described absorbing material is polyurethane foam, PMI foams or honeycomb sandwich structures；Described burster course (8) uses lightweight
Bullet resistant material, described lightweight bulletproof material is ultra-high molecular weight polyethylene board or aramid fiber board.
7. prepare the method for the stealthy armour of lightweight described in claim 1, it is characterised in that：Comprise the following steps：
(1), burster course working process：Burster course is cut into design size, then is packaged processing using carbon fibre composite
In shellproof layer surface formation carbon fiber composite layer；
(2) ripple formable layer, is inhaled：As requested, ripple layer material is inhaled in selection, and is determined by inhaling ripple thickness degree, will inhale ripple layer
It is bonded on aluminium sheet, then through 50 DEG C~90 DEG C 40~120min aftershapings that are heating and curing；
(3), it is bonded：Packaged burster course is bonded being stained with the aluminium sheet for inhaling ripple layer, ripple layer surface adhering glass steel plate layer is inhaled；
(4), suppress：By the stealthy armour of the lightweight glued at 50 DEG C~90 DEG C it is compressing, the press time be 30~
60min, takes out the stealthy armour of lightweight after the completion of compacting；
(5), cut：The stealthy armour of the lightweight suppressed is cut by design size.
8. the method according to claim 7 for preparing the stealthy armour of lightweight, it is characterised in that：Cut out in above-mentioned steps (5)
Cut：The stealthy armour of the lightweight suppressed is cut by design size, ripple layer, aluminium sheet, burster course is inhaled and flushes, glass epoxy
Layer requires more than 2~5mm of core after cutting.
9. the method according to claim 7 for preparing the stealthy armour of lightweight, it is characterised in that：Also include step (6), envelope
Side：The stealthy armour of the lightweight cut is subjected to edge sealing processing, edge sealing adhesive is inserted and floating in the stealthy armour side wall of lightweight,
Ambient temperature curing 20h~28h.
10. the method according to claim 7 for preparing the stealthy armour of lightweight, it is characterised in that：Prevent in above-mentioned steps (1)
Bullet layer working process：Burster course is cut into design size, and the burster course after cutting is required according to installation site to carry out perforate, hole
Footpath is 10~25mm, is put into corresponding size and the glass fibre reinforced plastic prop equal with burster course thickness, then enter using carbon fibre composite
Row encapsulation process.
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| CN201610329883.XA CN105783599B (en) | 2016-05-17 | 2016-05-17 | A kind of stealthy armour of lightweight and preparation method thereof |
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| CN201610329883.XA CN105783599B (en) | 2016-05-17 | 2016-05-17 | A kind of stealthy armour of lightweight and preparation method thereof |
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| CN106183303B (en) * | 2016-08-31 | 2018-02-06 | 郑州佛光发电设备有限公司 | Shelter stealth heat-insulation plate and preparation process thereof |
| CN110370771A (en) * | 2018-04-09 | 2019-10-25 | 山东格瑞德集团有限公司 | A kind of radar invisible absorbing material moulding process |
| CN110356071B (en) * | 2018-04-09 | 2022-03-11 | 山东格瑞德集团有限公司 | Invisible composite material forming process and application |
| CN108749011A (en) * | 2018-05-24 | 2018-11-06 | 湖北三江航天万峰科技发展有限公司 | The high seamless viscous rivetting method of thickness functional material |
| CN110360886A (en) * | 2019-07-31 | 2019-10-22 | 河北三阳盛业玻璃钢集团有限公司 | A kind of composite construction armour with wave-absorbing and camouflage function |
| CN112414218B (en) * | 2020-10-12 | 2022-12-20 | 湖南博翔新材料有限公司 | Wave-absorbing stealth bulletproof plate with integrated structure and preparation method thereof |
| CN112968283B (en) * | 2021-02-05 | 2023-03-24 | 北方长龙新材料技术股份有限公司 | Radome with wave-transmitting, stealth and bulletproof functions and forming process thereof |
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