CN111174641A - Woven composite ceramic bulletproof panel and preparation method thereof - Google Patents
Woven composite ceramic bulletproof panel and preparation method thereof Download PDFInfo
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- CN111174641A CN111174641A CN202010033196.XA CN202010033196A CN111174641A CN 111174641 A CN111174641 A CN 111174641A CN 202010033196 A CN202010033196 A CN 202010033196A CN 111174641 A CN111174641 A CN 111174641A
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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
- F41H5/0414—Layered armour containing ceramic material
- F41H5/0428—Ceramic layers in combination with additional layers made of fibres, fabrics or plastics
- F41H5/0435—Ceramic layers in combination with additional layers made of fibres, fabrics or plastics the additional layers being only fibre- or fabric-reinforced layers
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D1/00—Woven fabrics designed to make specified articles
- D03D1/0035—Protective fabrics
- D03D1/0052—Antiballistic fabrics
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Woven Fabrics (AREA)
Abstract
A woven composite ceramic bulletproof panel comprises a ceramic piece and a coating layer, wherein the coating layer is formed by weaving warp-wise woven belts and weft-wise woven belts, the ceramic piece is arranged at the interweaving position of the warp-wise woven belts and the weft-wise woven belts, the coating layer is a fiber prepreg tape which is formed by compounding reinforced fibers and a resin matrix, the resin matrix is thermoplastic resin or thermosetting resin, the outer surface of the ceramic piece is comprehensively coated by the coating layer, the ceramic plates are arranged in the interweaving position of the high-performance fiber fabric in a weaving mode, so that the invention not only meets the trend of light development of the bulletproof armor, but also can realize the complete coating of the whole outer surface of a single ceramic plate, prevent ceramic fragments from splashing when a projectile impacts, avoid secondary damage, prevent the ceramic fragments from splashing when the projectile impacts, and very strong constraint force is formed among the ceramic sheets, so that the whole woven composite ceramic bulletproof panel obtains better protection capability against multiple bullets.
Description
Technical Field
The invention relates to the technical field of manufacturing of bulletproof armors, in particular to a woven composite ceramic bulletproof panel and a preparation method thereof.
Background
At present, the whole ceramic plate can be manufactured in a large scale, has high forming rate and good bulletproof uniformity, but the whole ceramic plate is broken or even falls off when being impacted by bullets, and loses the protection capability against the attack of subsequent bullets or multiple bullets; meanwhile, a whole ceramic forming die needs to be customized for the back plates in different shapes, and the curved surface forming process is difficult and high in cost. The ceramic panel formed by splicing and bonding a plurality of ceramic plates has the capability of resisting multi-bullet striking, but the ceramic plates are only bonded by the adhesive, so that the binding force of the joint is not enough, a bulletproof weak area of the whole ceramic panel can be formed, and the acting force generated by bullets can be dispersed along with the joint. In order to solve the technical problem:
patent CN 109855473 a provides a composite bulletproof armor plate and a method for making the same, which improves the multiple-strike resistance of the armor by disposing a ceramic plate inside a metal constraining plate, and assembling and connecting the ceramic plate and the metal constraining plate through interference fit. Enhancing the ballistic resistance of the ballistic armor panel.
Patent CN 1746609B also provides a steel honeycomb ceramic sandwich composite bulletproof armor plate and a preparation method thereof, wherein a steel honeycomb core plate is processed by adopting a brazing or linear cutting method, and a ceramic chip is processed; the ceramic plates were then placed inside the steel honeycomb holes so that the combined ceramic plates were constrained.
Although the method for processing the metal plate can realize the restraint of the spliced ceramic plates, the weight of the bulletproof armor is invisibly increased by the metal plate, the development trend of light weight of the bulletproof armor cannot be met, and the bullet penetration resistance of metal is far lower than that of ceramic, so that a weak area of the bulletproof armor can be formed at a metal joint, and the bulletproof capability is reduced.
Disclosure of Invention
Aiming at the problem of poor multi-elasticity resistance of the existing ceramic composite armor, the invention provides a woven composite ceramic bulletproof panel and a preparation method thereof.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a woven composite ceramic bulletproof panel, includes potsherd and coating, the coating is weaved for warp direction meshbelt and latitudinal direction meshbelt and forms, the warp direction meshbelt with the potsherd has been inlayed to the department of interweaving of latitudinal direction meshbelt, and the folding opposite direction of adjacent warp direction meshbelt or adjacent latitudinal direction meshbelt makes adjacent warp direction meshbelt can form crisscross opening of interweaving from top to bottom, makes warp direction meshbelt and latitudinal direction meshbelt can alternately fold to tie the potsherd between warp direction meshbelt and latitudinal direction meshbelt, the weaving process through warp direction meshbelt and latitudinal direction meshbelt retrains the potsherd comprehensively, and makes potsherd and coating combine together, makes woven.
Further, the ceramic sheet is one of boron carbide ceramic, silicon carbide ceramic, alumina ceramic, boron nitride ceramic or silicon nitride ceramic.
Furthermore, the side length of the ceramic plate is 25mm-150 mm.
Further, the material of warp direction meshbelt and latitudinal direction meshbelt is fibre prepreg tape, fibre prepreg tape adopts reinforcing fiber and resin base body complex to form, and the resin base body can cushion the stress wave transmission of anti-bullet in-process, can guarantee the anti bullet ability of seam crossing again, compounds resin base body and high performance fiber reinforcement body, can promote the tensile strength and the shock resistance of whole panel, and can widen reinforcing fiber's tolerance temperature.
Further, the fiber prepreg tape is a unidirectional prepreg tape, a woven fabric prepreg tape or a braided fabric prepreg tape.
Further, the width of the fiber prepreg tape is 25mm-150 mm.
Furthermore, the fiber prepreg tape is formed by compounding the reinforced fibers and the resin matrix, and the resin matrix and the reinforced fibers are compounded, so that the tensile strength and the shock resistance of the whole panel can be improved, and the tolerance temperature of the reinforced fibers can be widened.
Furthermore, the reinforced fiber is one or more of aramid fiber, ultra-high molecular weight polyethylene fiber, poly-p-phenylene benzobisoxazole fiber, glass fiber, carbon fiber and polyamide fiber.
Furthermore, the resin matrix is thermoplastic resin or thermosetting resin, and the matrix resin in the prepreg tape has a certain bonding effect on the ceramic sheet, so that the binding force of the high-performance fiber woven tape on the ceramic sheet can be improved.
Further, the thermoplastic resin includes one of polyurethane elastomer, polyvinyl alcohol, polyolefin resin, polyester, and polyamide resin.
Further, the thermosetting resin is one of epoxy resin, phenolic resin, unsaturated polyester resin and polyurethane resin.
Furthermore, the outer surface of the ceramic plate is completely coated by a coating layer.
Further, the ceramic plate is used for blunting the bullet and absorbing the impact energy of the bullet; the prepreg fabric is used for integral restraint of the combined ceramic chip and improves the protection capability of multiple bullet resistance.
A method of making a woven composite ceramic ballistic panel comprising the steps of:
the method comprises the following steps: respectively penetrating the warp-wise woven belts into the first page of heald frames and the second page of heald frames;
step two: controlling the first page of heald frame and the second page of heald frame to lift up and down to enable adjacent warp-wise woven belts to form staggered interweaving openings, introducing weft-wise woven belts, sequentially placing ceramic pieces corresponding to the interweaving openings into interweaving positions of the warp-wise woven belts and the weft-wise woven belts, and pushing the weft-wise woven belts and the ceramic pieces to a weaving opening through a tightening device to finish primary interweaving;
step three: repeating the process of the second step, controlling the up-and-down lifting of the two pages of heald frames, repeatedly introducing the latitudinal woven belts, sequentially placing ceramic plates at the interweaving positions of the latitudinal woven belts and the longitudinal woven belts until a ceramic panel with the required size is obtained, and finishing weaving in the tightening process to obtain a ceramic panel prefabricated body;
step four: and (3) curing and molding the ceramic panel preform in the third step by adopting a curing and molding process of a composite material to obtain a woven composite ceramic panel, curing and molding the coated ceramic panel preform to form the woven ceramic panel with an integral structure, so that the fiber prepreg tape and the ceramic wafer are cured together, the ceramic wafer can be subjected to omnibearing constraint through the toughness and the strength of the fiber prepreg tape, the tensile strength and the shock resistance of the ceramic wafer are improved, and fragments can be prevented from splashing in the anti-bullet process.
Further, in the fourth step: the curing and forming process is any one of a mould pressing process, a vacuum bag pressing process or an autoclave process.
Further, the curing temperature is 120 ℃, the curing time is 2 hours, and the mold is released after being cooled to 40 ℃ after being cured.
Compared with the prior art, the invention has the advantages and positive effects that:
1. according to the woven composite ceramic bulletproof panel and the preparation method thereof, the ceramic sheets are arranged in the high-performance fiber fabric interweaving position in a weaving mode, the scheme not only meets the trend of light development of bulletproof armors, but also can realize the overall coating of the whole outer surface of a single ceramic sheet, prevent ceramic fragments from splashing when a bullet impacts, and avoid secondary damage.
2. According to the woven composite ceramic bulletproof panel and the preparation method thereof provided by the invention, the complete coating of the coating layer can form very strong constraint force between the ceramic sheets, so that the whole woven composite ceramic bulletproof panel obtains better bulletproof capability and multiple-bullet resistant protection capability.
Drawings
FIG. 1 is a block diagram of the cladding and ceramic sheets of the present invention;
FIG. 2 is a schematic assembly of the cladding of the present invention;
FIG. 3 is a top view of a ceramic plate and a cladding layer according to the invention;
FIG. 4 is a process flow diagram of a ceramic panel preform according to the present invention.
In the figure: coating-1, ceramic sheet-2, warp woven tape-3, weft woven tape-4.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description and accompanying drawings that illustrate the invention.
Example 1:
the method comprises the following steps: impregnating an aramid plain reinforced fiber fabric with the width of 50mm with epoxy resin to prepare fiber prepreg cloth serving as a warp-wise woven belt 3 and a weft-wise woven belt 4, and repeatedly penetrating adjacent warp-wise woven belts 3 into a first heald frame and a second heald frame respectively according to a weaving process;
step two: then, through controlling the up-and-down lifting of two pages of heald frames, the adjacent warp-wise woven belts 3 form an interweaving opening which is arranged from top to bottom, then the weft-wise woven belts 4 are introduced, the interweaving positions of the warp-wise woven belts 3 and the weft-wise woven belts 4 are arranged in the ceramic sheets 2, at the moment, one end of each weft-wise woven belt 4 is fixed through a clamp, then the other end of each weft-wise woven belt 4 is interwoven, the alumina ceramic sheets 2 with the side length of 50mm and the thickness of 10mm are sequentially arranged in the interweaving positions of the warp-wise woven belts 3 and the weft-wise woven belts 4 on one side, after the process of once weft insertion and ceramic sheets 2 arrangement is;
step three: repeating the up-and-down lifting of two pages of heald frames, repeatedly introducing the latitudinal woven belt 4, sequentially arranging a ceramic plate 2 at the interweaving position of the longitudinal woven belt 3 and the latitudinal woven belt 4, and finishing weaving by tightening the working procedures to obtain a ceramic panel prefabricated body;
step four: and curing and molding the ceramic panel preform in the third step by adopting a vacuum bag pressing process, putting the ceramic panel preform into a vacuum bag, vacuumizing to 0.1MPa, putting the vacuum bag into an oven, preserving heat for 3 hours at 100 ℃, naturally cooling to 25 ℃, curing and molding, and finally preparing the woven ceramic panel serving as an experimental group A.
Example 2:
the method comprises the following steps: impregnating 25 mm-wide ultra-high molecular weight polyethylene fiber plain-woven reinforced fiber fabric with polyolefin resin to prepare fiber prepreg cloth serving as a warp-wise woven belt 3 and a weft-wise woven belt 4, and repeatedly penetrating the warp-wise woven belt 3 into a first heald frame and a second heald frame respectively according to a weaving process;
step two: then, by controlling the up-and-down lifting of two pages of heald frames, the warp-wise woven belt 3 forms an interweaving opening which is arranged above and below, then the weft-wise woven belt 4 is introduced, the ceramic piece 2 is arranged at the interweaving position, at the moment, one end of the weft-wise woven belt 4 is fixed through a clamp, then the other end of the weft-wise woven belt is interwoven, the boron carbide ceramic piece 2 with the side length of 25mm and the thickness of 10mm is sequentially arranged in the interweaving positions of the warp-wise woven belt 3 and the weft-wise woven belt 4 on one side, after one-time weft insertion and sequential arrangement of the ceramic piece 2 are completed, the weft-wise woven;
step three: the same as example 1;
step four: and curing and molding the ceramic panel preform obtained in the third step by adopting a compression molding process, placing the ceramic panel preform into a mold, sealing and vacuumizing to 0.1MPa, then placing the ceramic panel preform between an upper pressing plate and a lower pressing plate of a pressing machine, controlling the pressure between the upper pressing plate and the lower pressing plate to be 1MPa, preserving heat at 100 ℃ for 3 hours, naturally cooling to 25 ℃ for curing and molding, and finally preparing the woven ceramic panel serving as an experimental group B.
Example 3:
the method comprises the following steps: impregnating a carbon fiber unidirectional reinforced fiber fabric with the width of 50mm with epoxy resin to prepare fiber prepreg cloth serving as a warp-wise woven belt 3 and a weft-wise woven belt 4, and repeatedly penetrating the warp-wise woven belt 3 into a first page of heald frame and a second page of heald frame respectively according to a weaving process;
step two: then, by controlling the up-and-down lifting of two pages of heald frames, the warp-wise woven belt 3 forms an interweaving opening which is arranged above and below, then the weft-wise woven belt 4 is introduced, the ceramic piece 2 is arranged in the interweaving position, at the moment, one end of the weft-wise woven belt 4 is fixed through a clamp, then the other end of the weft-wise woven belt is interwoven, the silicon carbide ceramic piece 2 with the side length of 50mm and the thickness of 10mm is sequentially arranged in the interweaving position of the warp-wise woven belt 3 and the weft-wise woven belt 4 on one side, after one-time weft insertion and sequential arrangement of the ceramic piece 2 are completed, the weft-wise woven;
step three: the same as example 1;
step four: and (3) curing and forming the ceramic panel preform in the third step by adopting an autoclave process, putting the ceramic panel preform into a vacuum bag, vacuumizing to 0.1MPa, putting the vacuum bag into an autoclave, heating, pressurizing, curing and forming, wherein the pressure of the autoclave is 0.6MPa, the temperature is 100 ℃, the temperature and the pressure are kept for 3 hours, naturally cooling to 25 ℃, curing and forming, and finally preparing the woven ceramic panel as an experimental group C.
Example 4:
the method comprises the following steps: impregnating 150 mm-wide poly-p-phenylene benzobisoxazole fiber unidirectional reinforced fiber fabric with phenolic resin to prepare fiber prepreg cloth serving as a warp-direction woven belt 3, impregnating 150 mm-wide glass fiber unidirectional reinforced fiber fabric with polyolefin resin to prepare fiber prepreg cloth serving as a weft-direction woven belt 4, and repeatedly penetrating the warp-direction woven belt 3 into a first-page heald frame and a second-page heald frame respectively according to a weaving process;
step two: then, by controlling the up-and-down lifting of two pages of heald frames, the warp-wise woven belt 3 forms an interweaving opening which is arranged above and below, then the weft-wise woven belt 4 is introduced, the ceramic piece 2 is arranged in the interweaving position, at the moment, one end of the weft-wise woven belt 4 is fixed through a clamp, then the other end of the weft-wise woven belt is interwoven, the boron nitride ceramic piece 2 with the side length of 150mm and the thickness of 10mm is sequentially arranged in the interweaving position of the warp-wise woven belt 3 and the weft-wise woven belt 4 on one side, after one-time weft insertion and sequential arrangement of the ceramic piece 2 are completed, the weft-wise woven;
step three: the same as example 1;
step four: and (3) curing and forming the ceramic panel preform in the third step by adopting an autoclave process, putting the ceramic panel preform into a vacuum bag, vacuumizing to 0.1MPa, putting the vacuum bag into an autoclave, heating, pressurizing, curing and forming, wherein the pressure of the autoclave is 0.6MPa, the temperature is 100 ℃, the temperature and the pressure are kept for 3 hours, naturally cooling to 25 ℃, curing and forming, and finally preparing the woven ceramic panel as an experimental group D.
Example 5:
the method comprises the following steps: impregnating polyamide resin into a polyamide fiber unidirectional reinforced fiber fabric with the width of 80mm to prepare fiber prepreg cloth serving as a warp-wise woven belt 3 and a weft-wise woven belt 4, and repeatedly penetrating the warp-wise woven belt 3 into a first-page heald frame and a second-page heald frame respectively according to a weaving process;
step two: then, by controlling the up-and-down lifting of two pages of heald frames, the warp-wise woven belt 3 forms an interweaving opening which is arranged above and below, then the weft-wise woven belt 4 is introduced, the ceramic piece 2 is arranged in the interweaving position, at the moment, one end of the weft-wise woven belt 4 is fixed through a clamp, then the other end of the weft-wise woven belt is interwoven, the silicon nitride ceramic piece 2 with the side length of 80mm and the thickness of 10mm is sequentially arranged in the interweaving position of the warp-wise woven belt 3 and the weft-wise woven belt 4 on one side, after one-time weft insertion and sequential arrangement of the ceramic piece 2 are completed, the weft-wise woven;
step three: the same as example 1;
step four: and (3) curing and forming the ceramic panel preform in the third step by adopting an autoclave process, putting the ceramic panel preform into a vacuum bag, vacuumizing to 0.1MPa, putting the vacuum bag into an autoclave, heating, pressurizing, curing and forming, wherein the pressure of the autoclave is 0.6MPa, the temperature is 100 ℃, the temperature and the pressure are kept for 3 hours, naturally cooling to 25 ℃, curing and forming, and finally preparing the woven ceramic panel as an experimental group E.
Example 6:
the alumina ceramic was pressed into a green body in a mold having a cavity of 300mm x 300mm and a thickness of 10mm, and then sintered at a high temperature into an alumina ceramic plate 3 of 300mm x 300mm and a thickness of 10mm, as a control group.
Example 7:
the woven ceramic panels provided in examples 1 to 6 were tested for their ballistic performance, and experimental groups a to E and a control group were respectively bonded to a RHA steel plate to prepare composite target plates, and 7.62mm steel core bullets were shot perpendicularly onto the experimental groups a to E and the control group by a 53-type rifle, and the penetration and fragment splashing of the ballistic panel after the bullets had been struck were tested, and the test results are shown in table 1.
TABLE 1 Antiballistic performance of examples 1-6
According to the detection results, the woven ceramic panel provided in the embodiment 1-5 has better multi-bullet resistance, and the composite panel of the woven ceramic panel and the steel plate provided in the embodiment 1-5 is not penetrated after three bullet shots, so that the fiber prepreg tape of the coating layer 1 can enhance the binding force of the ceramic sheet 2, thereby reducing the subsequent impact of the bullets and playing a better protection role, the gaps existing between the ceramic sheets 2 can effectively buffer the stress wave transmission in the bullet resistance process, and the use of the fiber prepreg tape can ensure the bullet resistance of the seam, so that the woven ceramic panel has better multi-bullet resistance;
comparing the experimental groups A-E with the control group shows that the ceramic plate in the control group is completely cracked after passing through three bullets, the experimental groups A-E have good bullet resistance and bulletproof performance, the coating layer 1 provided by the experimental groups A-E completely coats the ceramic plate 2, the three-dimensional constraint of the ceramic plate 2 can be realized, ceramic fragments are prevented from flying out from the side direction, the integrity of the ceramic fragments is improved, and the elevator weaves the multi-bullet resistance performance of the ceramic panel.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. The utility model provides a woven composite ceramic bulletproof panel, includes ceramic wafer (2) and cladding (1), its characterized in that: the coating (1) is woven by warp direction meshbelt (3) and latitudinal direction meshbelt (4) and forms, ceramic wafer (2) are arranged in the department of interweaving of warp direction meshbelt (3) and latitudinal direction meshbelt (4).
2. The woven composite ceramic ballistic panel of claim 1, wherein: the ceramic plate (2) is one of boron carbide ceramic, silicon carbide ceramic, alumina ceramic, boron nitride ceramic or silicon nitride ceramic.
3. The woven composite ceramic ballistic panel of claim 1, wherein: the side length of the ceramic plate (2) is 25-150 mm.
4. The woven composite ceramic ballistic panel of claim 1, wherein: the warp-wise woven belt (3) and the weft-wise woven belt (4) are made of fiber prepreg belts which are formed by compounding reinforced fibers and resin matrixes.
5. The woven composite ceramic ballistic panel of claim 4, wherein: the width of the fiber prepreg tape is 25mm-150 mm.
6. The woven composite ceramic ballistic panel of claim 4, wherein: the reinforced fiber is one or more of aramid fiber, ultra-high molecular weight polyethylene fiber, poly (p-phenylene-benzobisoxazole) fiber, glass fiber, carbon fiber and polyamide fiber.
7. The woven composite ceramic ballistic panel of claim 4, wherein: the resin matrix is thermoplastic resin or thermosetting resin.
8. The method of making a woven composite ceramic ballistic panel of claim 1, wherein: the outer surface of the ceramic plate (2) is completely coated by a coating layer (1).
9. A method of making a woven composite ceramic ballistic panel according to any of claims 1-8, characterized in that: the method comprises the following steps:
the method comprises the following steps: penetrating a warp-wise woven belt into the first page of heald frame and the second page of heald frame;
step two: controlling the first page of heald frame and the second page of heald frame to lift up and down, enabling adjacent warp-wise woven belts (3) to form staggered interweaving openings, introducing weft-wise woven belts (4), placing the ceramic plates (2) into interweaving positions of the warp-wise woven belts (3) and the weft-wise woven belts (4), and tightening;
step three: repeating the second step to complete the weaving and tightening procedures to obtain a ceramic panel prefabricated body;
step four: and curing and molding the ceramic panel preform obtained in the step three to obtain the woven composite ceramic panel.
10. The method of making a woven composite ceramic ballistic panel of claim 9, wherein: in the fourth step: the curing and forming process is any one of a mould pressing process, a vacuum bag pressing process or an autoclave process.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284191A (en) * | 2020-10-29 | 2021-01-29 | 武汉理工大学 | Composite target plate structure |
| CN112680860A (en) * | 2020-12-11 | 2021-04-20 | 江苏恒力化纤股份有限公司 | Laptop upper cover plate containing fabric and preparation method thereof |
| CN115847937A (en) * | 2021-09-23 | 2023-03-28 | 北京同益中新材料科技股份有限公司 | Lightweight armor and preparation method thereof |
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| CN109334160A (en) * | 2018-09-11 | 2019-02-15 | 西安交通大学 | A kind of Structures of Multilayers Amorphous Alloys structure and its weaving method for protective gear |
| CN109855473A (en) * | 2019-01-04 | 2019-06-07 | 西安交通大学 | A kind of bulletproof composite armour plate and preparation method thereof |
| WO2019142167A1 (en) * | 2018-01-22 | 2019-07-25 | 3M Innovative Properties Company | Woven fabric of ceramic spread tow |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWM249007U (en) * | 2004-01-14 | 2004-11-01 | Hocheng Corp | Fixing structure for bulletproof ceramics |
| CN206258022U (en) * | 2016-11-15 | 2017-06-16 | 西安工程大学 | Micro- air bag bulletproof composite structure |
| WO2019142167A1 (en) * | 2018-01-22 | 2019-07-25 | 3M Innovative Properties Company | Woven fabric of ceramic spread tow |
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| CN109855473A (en) * | 2019-01-04 | 2019-06-07 | 西安交通大学 | A kind of bulletproof composite armour plate and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284191A (en) * | 2020-10-29 | 2021-01-29 | 武汉理工大学 | Composite target plate structure |
| CN112680860A (en) * | 2020-12-11 | 2021-04-20 | 江苏恒力化纤股份有限公司 | Laptop upper cover plate containing fabric and preparation method thereof |
| CN115847937A (en) * | 2021-09-23 | 2023-03-28 | 北京同益中新材料科技股份有限公司 | Lightweight armor and preparation method thereof |
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Application publication date: 20200519 |
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| RJ01 | Rejection of invention patent application after publication |