CN214821563U - One-way bulletproof glass - Google Patents
One-way bulletproof glass Download PDFInfo
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- CN214821563U CN214821563U CN202120246948.0U CN202120246948U CN214821563U CN 214821563 U CN214821563 U CN 214821563U CN 202120246948 U CN202120246948 U CN 202120246948U CN 214821563 U CN214821563 U CN 214821563U
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- Prior art keywords
- glass
- film
- pvc
- organic glass
- membrane
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000011521 glass Substances 0.000 title claims abstract description 102
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000012528 membrane Substances 0.000 claims abstract description 22
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 claims abstract description 17
- 238000010030 laminating Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000005341 toughened glass Substances 0.000 claims abstract description 12
- 239000002313 adhesive film Substances 0.000 claims description 36
- 238000002834 transmittance Methods 0.000 claims description 34
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 33
- 239000004800 polyvinyl chloride Substances 0.000 claims description 32
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 32
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 27
- 239000011229 interlayer Substances 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 3
- 229920000058 polyacrylate Polymers 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 3
- 239000011118 polyvinyl acetate Substances 0.000 claims description 3
- 239000005357 flat glass Substances 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 28
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 25
- 239000005038 ethylene vinyl acetate Substances 0.000 description 25
- 230000000694 effects Effects 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000012634 fragment Substances 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000000872 buffer Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
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- Joining Of Glass To Other Materials (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The utility model discloses an one-way shellproof glass, concretely relates to shellproof glass field, including organic glass, middle level glass, acrylic plate and toughened glass, organic glass's top laminating has middle level glass, and organic glass's surface laminating has the EVA glued membrane, and organic glass's bottom and middle level glass's top laminating have the PVB film, and middle level glass's bottom laminating has the high membrane that passes through of PVC, and the bottom of acrylic plate and toughened glass's top laminating have ETFE printing opacity membrane. Above-mentioned scheme, the laminating of inferior gram force board surface has the PVC to pass through the membrane highly, the luminousness of inferior gram force board is 92% at least, the PVC passes through the membrane highly and is the high printing opacity membrane that raw and other materials were made for PVC, the luminousness that the membrane was passed through to the PVC highly can make the external world can not see the inside condition between 90-99.5%, because the PVC passes through the membrane highly and is one-way setting, and the PVC passes through the membrane highly and has plated the film that the luminousness is higher than the inferior gram force board material, the outside condition is seen to the accessible inside, reach one-way perspective with this.
Description
Technical Field
The utility model relates to a shellproof glass technical field, more specifically say, the utility model specifically is an one-way shellproof glass.
Background
The one-way perspective glass is also called as: the single-direction perspective glass is similar to a common mirror when the outdoor is brighter than the indoor, indoor scenery cannot be seen outdoors, but outdoor scenery can be seen clearly indoors, and the single-direction perspective glass is mainly suitable for hidden observation windows, holes and the like; the front is the glass mirror surface for the reflection light, should be the front orientation during installation by the control room, and one-way perspective glass among the prior art need prevent that perspective one side from setting up the highlight light source, just can realize one-way perspective function, and when the light intensity of one side light source was less strong, the reflection effect of one side of one-way perspective mirror was relatively poor.
Bullet-proof glass is a composite material made up by specially processing glass (or organic glass) and high-quality engineering plastics, and is a transparent material, such as PVB/polycarbonate fibre thermoplastic plastics, and possesses the appearance of ordinary glass and light-transmitting action, and can provide a certain protection for small arms.
In order to overcome the above-mentioned defects of the prior art, patent application publication No. CN201921038196.8 discloses a low-light source one-way perspective bulletproof glass, which is formed by combining a metal reflective layer on a PC substrate, wherein when strong light is irradiated on the side of the metal reflective layer opposite to the PC substrate, a large amount of light incident from the side of the metal reflective layer is reflected, and part of the light passes through the metal reflective layer, so that the scene on the side of the PC substrate opposite to the metal reflective layer can be seen, and the scene on the side of the metal reflective layer can not be seen; the fireproof glass layer can effectively reduce the efficiency of heat transfer, plays a role in heat insulation, prevents the structure of the inner layer from being damaged due to overhigh temperature, and the PET film pasted on the surface of the fireproof glass layer can effectively prevent the glass from being cracked and splashed, so that the bulletproof safety is improved.
However, the above technical solutions still have many disadvantages in practical use:
1. the AC is a protective product integrating the advantages of soft and hard materials, has the advantages of soft large protective area and complete connection coverage, and has the advantages of core area protection reinforcement brought by hard protection, so that the safety is improved; the disadvantages are also evident: heavy, stuffy, limer, which is a material developed based on bullet resistant vests, has a reduced effect on the degree of application of glass or plexiglass;
2. although the metal reflective film has good light transmittance, in practical application, when illegal persons rush to the indoor to make a crime, the external persons cannot effectively judge and observe the indoor environment, the uncertainty of indoor safety is increased to a certain extent, and the using effect is greatly reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an one-way shellproof glass, qualified heat resistance and impact resistance have through the EVA glued membrane, it can carry out guard action to organic glass to set up the EVA glued membrane, make organic glass when receiving the breakdown, can't produce cracked and sputter, when the bullet punctures organic glass, reach the PVB film, lower dislocation piece is crisscross the installation between PVB film intermediate layer with last dislocation piece, lower dislocation piece and last dislocation piece can produce very big frictional force to the bullet for the rubber material, make the further buffering that alleviates of bullet, in order to solve the problem that proposes in the above-mentioned background art.
In order to realize the above object, the utility model provides a following technical scheme, an one-way shellproof glass, including organic glass, middle level glass, acrylic plate and toughened glass, the top laminating of organic glass has middle level glass, organic glass's surface laminating has the EVA glued membrane, organic glass's bottom and middle level glass's top laminating have the PVB film, middle level glass's bottom laminating has the high membrane that passes through of PVC, the bottom of acrylic plate and toughened glass's top laminating have the ETFE printing opacity membrane.
Preferably, the EVA adhesive film is formed by hot-pressing a polyvinyl acetate copolymer and a graphene copolymer, the light transmittance of the EVA adhesive film is greater than 90%, the thickness of the EVA adhesive film is between 0.3 mm and 0.8mm, the elongation at break of the EVA adhesive film is 650%, the ultraviolet cut-off rate of the EVA adhesive film is 98.5%, and the hardness value of the EVA adhesive film is 50 HM.
Preferably, the organic glass is made of high molecular polymer materials, the thickness of the organic glass is 0.5mm-5mm, and the width and the length of the organic glass are matched with those of the EVA adhesive film.
Preferably, the PVB film comprises the polyvinyl butyral material, install dislocation piece and last dislocation piece down between the PVB film intermediate layer, dislocation piece and last dislocation piece are crisscross the installation between PVB film intermediate layer down, dislocation piece and last dislocation piece constitute for the rubber material down, the top and the bottom packing of PVB film have acrylic acid AB glue.
Preferably, the acrylic plate is made of acrylic polyacrylate, the acrylic plate is of a colorless transparent organic glass plate structure, the light transmittance of the acrylic plate is at least 92%, and the thickness of the acrylic plate is 1-20 mm.
Preferably, the PVC high-transmittance film is a high-transmittance film made of polyvinyl chloride serving as a raw material, the light transmittance of the PVC high-transmittance film is 90-99.5%, the size of the PVC high-transmittance film is matched with that of the acrylic plate, the PVC high-transmittance film is arranged on the surface of the acrylic plate in a single direction, and the PVC high-transmittance film (31) is plated with a film of which the light transmittance is higher than that of the acrylic plate.
Preferably, the ETFE light-transmitting film is made of an ethylene-tetrafluoroethylene copolymer, the ductility of the ETFE light-transmitting film is greater than 400%, the light transmittance of the ETFE light-transmitting film can reach 95%, and the thickness of the whole structure is less than or equal to 24 mm.
The utility model discloses a technological effect and advantage:
1. in the scheme, when the organic glass is impacted by the outside, when the bullet breaks through the organic glass, the organic glass reaches the PVB film, the lower dislocation blocks and the upper dislocation blocks are arranged between the PVB film interlayers in a staggered mode, the lower dislocation blocks and the upper dislocation blocks are made of rubber materials and can generate great friction force on the bullet so as to further reduce and buffer the bullet, because the PVB film is firmly and flexibly bonded with the organic glass and the middle layer glass through acrylic acid AB glue, once the organic glass and the middle layer glass are damaged, fragments of the fragments can be bonded with the middle layer film, the organic glass and the middle layer glass still keep complete so as to achieve the aim of bulletproof, because the toughened glass is toughened glass, when the bullet is shot from the inside, the bullet can firstly hit the flexible layer, the bullet can break down the flexible layer because the energy of the bullet is concentrated in a small range, and the brittle layer is outwards broken when the flexible layer is shot, the bullet does not harm the advance of the bullet, so that the purpose of one-way bulletproof is achieved, and the other side is free of an EVA (ethylene vinyl acetate) adhesive film, so that the bullet is broken when escaping;
2. in the scheme, the EVA adhesive film has the characteristics of qualified heat resistance, impact resistance and high rigidity, the hardness value is 50HM and is higher than that of steel, the protection effect can be performed on the organic glass by arranging the EVA adhesive film, the organic glass cannot be cracked and sputtered when being punctured, the integral thickness of the glass is less than or equal to 24mm, and the EVA adhesive film is suitable for application in various scenes;
3. in the scheme, the PVC high-transmittance film is attached to the surface of the acrylic plate, the light transmittance of the acrylic plate is at least 92%, the PVC high-transmittance film is made of polyvinyl chloride serving as a raw material, the light transmittance is 90-99.5%, and the PVC high-transmittance film has excellent light transmittance, so that the best observation effect on the outside can be achieved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the protection structure of the present invention;
fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.
The reference signs are:
1. organic glass; 2. middle layer glass; 3. acrylic plates; 4. tempering the glass; 21. PVB film; 22. a lower dislocation block; 23. an upper error block; 31. a PVC high-permeability film; 41. an ETFE light-transmitting film; 101. an EVA adhesive film.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model provides an one-way bulletproof glass as shown in attached drawings 1-3, which comprises an organic glass 1, a middle glass 2, an acrylic plate 3 and a toughened glass 4, the top of the organic glass 1 is attached with the middle glass 2, the surface of the organic glass 1 is attached with an EVA adhesive film 101, the bottom of the organic glass 1 and the top of the middle glass 2 are attached with a PVB adhesive film 21, the bottom of the middle glass 2 is attached with a PVC high-permeability film 31, the bottom of the acrylic plate 3 and the top of the toughened glass 4 are attached with an ETFE light-transmitting film 41, the EVA adhesive film 101 is formed by hot-pressing a polyvinyl acetate copolymer and a graphene copolymer, the light transmittance of the EVA adhesive film 101 is larger than 90%, the thickness of the EVA adhesive film 101 is between 0.3 mm and 0.8mm, the elongation at break of the EVA adhesive film 101 is 650%, the ultraviolet cutoff rate is 98.5%, the hardness value of the EVA adhesive film is 50HM, the organic glass 1 is made of a high molecular polymer material, the thickness of the organic glass 1 is between 0.5mm and 5mm, the width and the length of the organic glass 1 are matched with those of an EVA adhesive film 101, a PVB adhesive film 21 is made of polyvinyl butyral, a lower dislocation block 22 and an upper dislocation block 23 are arranged between interlayers of the PVB adhesive film 21, the lower dislocation block 22 and the upper dislocation block 23 are arranged between the interlayers of the PVB adhesive film 21 in a staggered mode, the lower dislocation block 22 and the upper dislocation block 23 are made of rubber materials, acrylic AB adhesive is filled at the top and the bottom of the PVB adhesive film, an acrylic plate 3 is made of acrylic polyacrylate, the acrylic plate 3 is of a colorless transparent organic glass plate structure, the light transmittance of the acrylic plate 3 is at least 92 percent, the thickness of the acrylic plate 3 is between 1mm and 20mm, the PVC high-transparency film 31 is a high-transparency film made of polyvinyl chloride, the light transmittance of the PVC high-transparency film 31 is between 90 percent and 99.5 percent, and the size of the PVC high-transparency film 31 is matched with the acrylic plate 3, the PVC high-transparency film 31 is arranged on the surface of the acrylic plate 3 in an one-way mode, the surface of the PVC high-transparency film 31 is plated with a film with light transmittance higher than that of the acrylic plate 3, the ETFE light-permeable film 41 is made of ethylene-tetrafluoroethylene copolymer, the ductility of the ETFE light-permeable film 41 is greater than 400%, the light transmittance of the ETFE light-permeable film 41 can reach 95%, and the thickness of the whole structure is smaller than or equal to 24 mm.
The specific implementation mode is as follows:
firstly, when the organic glass 1 is impacted by the outside, the EVA adhesive film 101 has qualified heat resistance and impact resistance, the protection effect can be carried out on the organic glass 1 by arranging the EVA adhesive film 101, so that the organic glass 1 cannot be cracked and sputtered when being punctured, when a bullet punctures the organic glass 1, the bullet reaches the PVB adhesive film 21, the lower dislocation block 22 and the upper dislocation block 23 are arranged between interlayers of the PVB adhesive film 21 in a staggered manner, the lower dislocation block 22 and the upper dislocation block 23 are made of rubber materials and can generate great friction to the bullet, so that the bullet further lightens and buffers, because the PVB adhesive film 21 is firmly bonded with the organic glass 1 and the middle-layer glass 2 through the acrylic acid AB adhesive, once the organic glass 1 and the middle-layer glass 2 are damaged, fragments of the fragments can still be bonded with the middle film, and the organic glass 1 and the middle-layer glass 2 still keep complete, so as to achieve the bulletproof purpose, because the toughened glass 4 is toughened glass, when the bullet is shot from the inside, it will hit the flexible one layer first, the bullet can puncture the flexible one layer because its energy is concentrated in a small range, the brittle one layer is broken when the flexible one layer is shot outward, and does not harm the advance of the bullet, so as to achieve the goal of one-way bulletproof;
the second step, 3 surface laminating of inferior gram force board has PVC high membrane 31 that passes through, the luminousness of inferior gram force board 3 is 92% at least, PVC high membrane 31 that passes through is the high printing opacity membrane that raw and other materials made for polyvinyl chloride, the luminousness of PVC high membrane 31 is between 90-99.5% the condition that the inside was observed to external clear, because PVC high membrane 31 that passes through is one-way setting, and PVC high membrane 31 has plated the film that the luminousness is higher than 3 materials of inferior gram force board, the accessible external clear inside condition of seeing.
Finally, it should be noted that, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may be changed;
secondly, in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to common designs, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
finally, the above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an one-way shellproof glass, includes organic glass (1), middle level glass (2), acrylic plate (3) and toughened glass (4), the top laminating of organic glass (1) has middle level glass (2), its characterized in that, the surface laminating of organic glass (1) has EVA glued membrane (101), the bottom of organic glass (1) and the top laminating of middle level glass (2) have PVB film (21), the bottom laminating of middle level glass (2) has PVC high transparent film (31), the bottom of acrylic plate (3) and the top laminating of toughened glass (4) have ETFE printing opacity membrane (41).
2. The unidirectional bulletproof glass of claim 1, wherein the EVA adhesive film (101) is formed by hot-pressing a polyvinyl acetate copolymer and a graphene copolymer, the light transmittance of the EVA adhesive film (101) is greater than 90%, the thickness of the EVA adhesive film (101) is between 0.3 and 0.8mm, the elongation at break of the EVA adhesive film (101) is 650%, the ultraviolet cut-off of the EVA adhesive film (101) is 98.5%, and the hardness of the EVA adhesive film (101) is 50 HM.
3. The unidirectional bulletproof glass of claim 1, wherein the organic glass (1) is made of a high polymer material, the thickness of the organic glass (1) is 0.5mm-5mm, and the width and the length of the organic glass (1) are matched with those of the EVA adhesive film (101).
4. The unidirectional bulletproof glass of claim 1, wherein the PVB film (21) is made of polyvinyl butyral, the lower dislocation block (22) and the upper dislocation block (23) are installed between the interlayers of the PVB film (21) in a staggered mode, the lower dislocation block (22) and the upper dislocation block (23) are made of rubber, and the top and the bottom of the PVB film (21) are filled with acrylic AB glue.
5. A unidirectional bulletproof glass according to claim 1, wherein the acrylic sheet (3) is made of an acrylic polyacrylate material, the acrylic sheet (3) is a colorless transparent organic glass sheet structure, the light transmittance of the acrylic sheet (3) is at least 92%, and the thickness of the acrylic sheet (3) is between 1mm and 20 mm.
6. A one-way bulletproof glass according to claim 1, wherein the PVC high-transmittance film (31) is a high-transmittance film made of polyvinyl chloride, the light transmittance of the PVC high-transmittance film (31) is between 90% and 99.5%, the size of the PVC high-transmittance film (31) is matched with that of the acrylic plate (3), the PVC high-transmittance film (31) is one-way arranged on the surface of the acrylic plate (3), the surface of the PVC high-transmittance film (31) is plated with a film with a light transmittance higher than that of the acrylic plate (3).
7. A unidirectional bulletproof glass according to claim 1, wherein the ETFE light transmitting film (41) is made of an ethylene-tetrafluoroethylene copolymer material, the ductility of the ETFE light transmitting film (41) is greater than 400%, the light transmittance of the ETFE light transmitting film (41) can reach 95%, and the thickness of the whole structure is less than or equal to 24 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120246948.0U CN214821563U (en) | 2021-01-28 | 2021-01-28 | One-way bulletproof glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120246948.0U CN214821563U (en) | 2021-01-28 | 2021-01-28 | One-way bulletproof glass |
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| Publication Number | Publication Date |
|---|---|
| CN214821563U true CN214821563U (en) | 2021-11-23 |
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| CN202120246948.0U Expired - Fee Related CN214821563U (en) | 2021-01-28 | 2021-01-28 | One-way bulletproof glass |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117162609A (en) * | 2023-08-17 | 2023-12-05 | 上海同百建设科技股份有限公司 | Weather-resistant electromagnetic shielding fireproof multilayer composite transparent bulletproof material and process |
-
2021
- 2021-01-28 CN CN202120246948.0U patent/CN214821563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117162609A (en) * | 2023-08-17 | 2023-12-05 | 上海同百建设科技股份有限公司 | Weather-resistant electromagnetic shielding fireproof multilayer composite transparent bulletproof material and process |
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