CN109334177A - A kind of bulletproof composite material and preparation method thereof - Google Patents
A kind of bulletproof composite material and preparation method thereof Download PDFInfo
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- CN109334177A CN109334177A CN201811203901.5A CN201811203901A CN109334177A CN 109334177 A CN109334177 A CN 109334177A CN 201811203901 A CN201811203901 A CN 201811203901A CN 109334177 A CN109334177 A CN 109334177A
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- fabric
- stf
- composite material
- bulletproof composite
- kevlar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
- B32B2262/0269—Aromatic polyamide fibres
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- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Laminated Bodies (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The present invention discloses a kind of bulletproof composite material and preparation method thereof, including, surface layer, middle layer, bottom, wherein, the surface layer is light-weight metal first piece or ceramic matric composite first piece, the middle layer is high-performance fiber tissue layer flexible, and the fabric includes aramid fiber or ultra high molecular weight polyethylene fiber fabric, and the bottom is the high-performance fiber fabric of shear thickening liquid dipping.Soft or hard combination bulletproof composite material of the invention, shock resistance is good, anti- bullet shear energy is strong, middle layer is high-performance fiber tissue layer flexible, has the characteristics that high-strength, high-ductility, there is high tensile strength and slip property under high velocity bullet, bottom is that shear thickening liquid impregnates high-performance fiber Fabric composites, increases the frictional behaviour of yarn, absorbs more energy.Bulletproof composite material of the present invention absorbs energy and reaches 94.85J under the conditions of bullet velocity is 500m/s.
Description
Technical field
The invention belongs to bullet resistant material technical fields, and in particular to a kind of bulletproof composite material and preparation method thereof.
Background technique
Shear thickening liquid (Shear Thickening Fluid), be at the beginning of 21 century the U.S. and Britain rise and it is Chinese further
A kind of novel protective material of development, freely left floating many special particles, the nanosphere that he is included in " shear thickening liquid "
Shape particle is one of nonmetallic materials most hard in nature, and flexibility is usually presented in it, and is presented when being impacted hard
Solidity.It is widely used in physical protection equipment currently as a kind of novel material.
High-performance textile is impregnated using shear thickening liquid (shear thickening fluid abbreviation STF), can be made
Standby liquid bullet resistant material flexible, has thinner thickness and better protective performance, which rushes low velocity slug
Hitting has good protective performance in protection, still, when the impact velocity of bullet reaches 300m/s or more, protective performance can be bright
Aobvious decline.
Summary of the invention
The purpose of this section is to summarize some aspects of the embodiment of the present invention and briefly introduce some preferable implementations
Example.It may do a little simplified or be omitted to avoid our department is made in this section and the description of the application and the title of the invention
Point, the purpose of abstract of description and denomination of invention it is fuzzy, and this simplification or omit and cannot be used for limiting the scope of the invention.
In view of above-mentioned technological deficiency, the present invention is proposed.
Therefore, as one aspect of the present invention, the present invention overcomes the deficiencies in the prior art, provides a kind of multiple
Close bullet resistant material.
In order to solve the above technical problems, the present invention provides the following technical scheme that a kind of bulletproof composite material comprising,
Surface layer, middle layer, bottom, wherein the surface layer includes light-weight metal first piece or ceramic matric composite hard first piece, the middle layer
Including high-performance fiber tissue layer flexible, the fabric includes aramid fiber or ultra high molecular weight polyethylene fiber fabric, the bottom
Layer includes the high-performance fiber fabric of shear thickening liquid dipping.
A kind of preferred embodiment as bulletproof composite material of the present invention: the thickness in the middle layer and the primer
Degree is than being 2:1.
A kind of preferred embodiment as bulletproof composite material of the present invention: the surface layer is aluminium flake.
A kind of preferred embodiment as bulletproof composite material of the present invention: the surface layer, with a thickness of 1.5mm~2mm,
It is laid with using scale and shell chip architecture.
A kind of preferred embodiment as bulletproof composite material of the present invention: the middle layer is Kevlar fabric.
A kind of preferred embodiment as bulletproof composite material of the present invention: the fiber linear density of the fabric is
93TEX, density are 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2。
A kind of preferred embodiment as bulletproof composite material of the present invention: the bottom is the Kevlar of STF dipping
Fabric.
A kind of preferred embodiment as bulletproof composite material of the present invention: the STF is dispersed by nano silica
It is prepared in polyethylene glycol, the mass fraction of silica is 30%, and the viscosity after thickening is 1000Pa.s, the incrementss of STF
It is 20~50%.
As another aspect of the present invention, the present invention overcomes the deficiencies in the prior art, provides described compound
The preparation method of bullet resistant material.
In order to solve the above technical problems, the present invention provides the following technical scheme that the preparation of the bulletproof composite material
Method comprising,
STF/Kevlar fabric compound fabric is subjected to lamination laying, the bottom as composite construction；
Pure Kevlar fabric is laid on bottom as middle layer, the trend of fiber is spread according to angle in fabric
Layer；Wherein, the thickness ratio of the middle layer and the primer is 2:1；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
A kind of preferred embodiment of preparation method as bulletproof composite material of the present invention: further including,
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；It is dilute using ethyl alcohol
STF, thinner ratio 1:1 are released, fabric is impregnated into the ethyl alcohol dilution of STF, extra solution is removed by the way of pressure rolling,
It is dried after taking-up, removes ethyl alcohol, manufactured compound fabric is spare.
Beneficial effects of the present invention: soft or hard combination bulletproof composite material of the invention, shock resistance is good, anti-bullet shearing
Energy is strong, middle layer is high-performance fiber tissue layer flexible, has the characteristics that high-strength, high-ductility, has height under high velocity bullet
Tensile strength and slip property, bottom be that shear thickening liquid impregnates high-performance fiber Fabric composites, shear thickening liquid exists
Meeting shear thickening, is converted into solid-state by liquid, greatly limits the sliding of fiber, increase the frictional property of yarn in impact process
Can, absorb more energy.Bulletproof composite material of the present invention absorbs energy and reaches under the conditions of bullet velocity is 500m/s
94.85J.Three kinds of surface layer of the present invention, middle layer, bottom structures are combined, and have apparent advantage compared with existing structure, multiple
While closing panel has high shear ability, the flexibility of composite material is kept, there is good bending property.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without any creative labor, it can also be obtained according to these attached drawings other
Attached drawing.Wherein:
Fig. 1 is the structural schematic diagram of bulletproof composite material prepared by the present invention, in which: 1 is hard first piece, and 2 be pure
Kevlar fabric face layer, 3 be STF/Kevlar fabric.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, right combined with specific embodiments below
A specific embodiment of the invention is described in detail.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, but the present invention can be with
Implemented using other than the one described here other way, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by the specific embodiments disclosed below.
Secondly, " one embodiment " or " embodiment " referred to herein, which refers to, may be included at least one realization side of the invention
A particular feature, structure, or characteristic in formula." in one embodiment " that different places occur in the present specification not refers both to
The same embodiment, nor the individual or selective embodiment mutually exclusive with other embodiments.
Embodiment 1:
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, middle layer fabric is 4 layers of Kevlar fabric, and the fiber linear density of fabric is 93TEX, close
Degree is 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2, bottom is that 2 layers of STF impregnate Kevlar fabric.(shearing increases STF
Magma) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, the viscosity after thickening
Reach 1000Pa.s, the incrementss of STF are 50%.
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
2 layers of STF/Kevlar fabric compound fabric are subjected to lamination laying, the bottom as composite construction；
4 layers of pure Kevlar fabric is laid on bottom as middle layer, in fabric the trend of fiber according to angle need into
Row laying；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Fig. 1 is the structural schematic diagram of bulletproof composite material prepared by the present invention, in which: 1 is hard first piece, and 2 be pure
Kevlar fabric face layer, 3 be STF/Kevlar fabric.
Embodiment 2:
2 layers of pure Kevlar fabric, surface layer will be replaced with as the STF of the bottom 2 layers of Kevlar fabric impregnated in embodiment 1
It is not laid with aluminium flake, that is, 6 layers of pure Kevlar fabric are used only, Kevlar fabric bulletproof composite material processed is put into barrier fabric packet
In, it is sealed packaging.
Embodiment 3:
4 layers of pure Kevlar fabric in embodiment 1 as middle layer are replaced with to the Kevlar fabric of 4 layers of STF dipping, surface layer
It is not laid with aluminium flake, that is, using only the Kevlar fabric that 6 layers of STF impregnates, the Kevlar fabric bulletproof composite material of STF dipping is put
Enter in barrier fabric packet, is sealed packaging.
Embodiment 4:
2 layers of pure Kevlar fabric will be replaced with as the STF of the bottom 2 layers of Kevlar fabric impregnated in embodiment 1, other
Preparation method is same as Example 1, that is, uses 6 layers of pure Kevlar fabric, and circular aluminium flake scale and shell is superimposed and is laid with conduct
Surface layer carries out sewing fixation using yarn, prepares aluminium flake/Kevlar fabric bulletproof composite material, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 5:
4 layers of pure Kevlar fabric in embodiment 1 as middle layer is replaced with to 4 layers of Kevlar fabric of STF dipping,
His preparation method is same as Example 1, that is, the Kevlar fabric impregnated using 6 layers of STF, and circular aluminium flake scale and shell is folded
Overlay is provided as carrying out sewing fixation using yarn for surface layer, prepares aluminium flake/STF dipping Kevlar fabric bulletproof composite material,
It is put into barrier fabric packet, is sealed packaging.
Embodiment 6:
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, middle layer fabric is 3 layers of Kevlar fabric, and the fiber linear density of fabric is 93TEX, close
Degree is 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2, bottom is the Kevlar fabric of 3 layers of STF dipping.STF (shearing
Thickening fluid) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, viscous after thickening
Degree reaches 1000Pa.s, and the incrementss of STF are 50%.
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
3 layers of STF/Kevlar fabric compound fabric are subjected to lamination laying, the bottom as composite construction；
3 layers of pure Kevlar fabric is laid on bottom as middle layer, in fabric the trend of fiber according to angle need into
Row laying；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 7:
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, middle layer fabric is 2 layers of Kevlar fabric, and the fiber linear density of fabric is 93TEX, close
Degree is 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2, bottom is that 4 layers of STF impregnate Kevlar fabric.(shearing increases STF
Magma) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, the viscosity after thickening
Reach 1000Pa.s, the incrementss of STF are 50%.
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
4 layers of STF/Kevlar fabric compound fabric are subjected to lamination laying, the bottom as composite construction；
2 layers of pure Kevlar fabric is laid on bottom as middle layer, in fabric the trend of fiber according to angle need into
Row laying；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 8:
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, middle layer fabric is 5 layers of Kevlar fabric, and the fiber linear density of fabric is 93TEX, close
Degree is 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2, bottom is that 1 layer of STF impregnates Kevlar fabric.(shearing increases STF
Magma) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, the viscosity after thickening
Reach 1000Pa.s, the incrementss of STF are 50%.
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
1 layer of STF/Kevlar fabric compound fabric is subjected to lamination laying, the bottom as composite construction；
5 layers of pure Kevlar fabric is laid on bottom as middle layer, in fabric the trend of fiber according to angle need into
Row laying；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 9:
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, middle layer fabric is 1 layer of Kevlar fabric, and the fiber linear density of fabric is 93TEX, close
Degree is 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2, bottom is that 5 layers of STF impregnate Kevlar fabric.(shearing increases STF
Magma) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, the viscosity after thickening
Reach 1000Pa.s, the incrementss of STF are 50%.
Aluminium flake of the present invention/Kevlar fabric/STF impregnates Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
5 layers of STF/Kevlar fabric compound fabric are subjected to lamination laying, the bottom as composite construction；
1 layer of pure Kevlar fabric is laid on bottom as middle layer, in fabric the trend of fiber according to angle need into
Row laying；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 10:
Aluminium flake of the present invention/STF impregnates Kevlar fabric/Kevlar fabric bulletproof composite material, and surface layer uses aluminium flake, thickness
It for 1.5mm, is laid with using first chip architecture, bottom fabric layer is 4 layers of Kevlar fabric, and the fiber linear density of fabric is 93TEX, density
For 10.5 × 10.5/cm, the grammes per square metre of fabric is 201g/m2, middle layer is the Kevlar fabric of 2 layers of STF dipping.STF (shearing
Thickening fluid) it is dispersed in polyethylene glycol and prepares by nano silica, the mass fraction of silica is 30%, viscous after thickening
Degree reaches 1000Pa.s, and the incrementss of STF are 50%.
Aluminium flake of the present invention/STF dipping Kevlar fabric/Kevlar fabric bulletproof composite material preparation method:
It prepares STF: nano silica being added gradually in polyethylene glycol by the way of mechanical dispersion, is used simultaneously
Ultrasonic wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；
STF is diluted using ethyl alcohol, fabric is impregnated into the ethyl alcohol dilution of STF, using pressure rolling by thinner ratio 1:1
Mode removes extra solution, is dried after taking-up, and ethyl alcohol is removed, and manufactured compound fabric is spare；
2 layers of STF/Kevlar fabric compound fabric are subjected to lamination laying, the middle layer as composite construction；
4 layers of pure Kevlar fabric is laid with as bottom；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/STF dipping Kevlar fabric/Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet,
It is sealed packaging.
Embodiment 11:
Manufactured ballistic fabric is subjected to ballistic performance test, bullet velocity 500m/s, experimental result is as follows:
| Fabric construction | Absorb energy |
| Embodiment 1 | 94.85J |
| Embodiment 2 | 60.5J |
| Embodiment 3 | 40.6J |
| Embodiment 4 | 80.55J |
| Embodiment 5 | 67.6J |
| Embodiment 6 | 83.7J |
| Embodiment 7 | 72.3J |
| Embodiment 8 | 81.2J |
| Embodiment 9 | 70.5J |
| Embodiment 10 | 73.8J |
Soft or hard combination bulletproof composite material of the invention, shock resistance is good, and anti-bullet shear ability is strong, middle layer is soft
Property high-performance fiber tissue layer, have the characteristics that high-strength, high-ductility, under high velocity bullet have high tensile strength and slipping property
Can, bottom is that shear thickening liquid impregnates high-performance fiber Fabric composites, and shear thickening liquid can shear increasing in impact process
It is thick, solid-state is converted by liquid, greatly limits the sliding of fiber, increases the frictional behaviour of yarn, absorbs more energy.
Bulletproof composite material of the present invention absorbs energy and reaches 94.85J under the conditions of bullet velocity is 500m/s.Surface layer of the present invention, middle layer,
Three kinds of structures of bottom are combined, and have apparent advantage compared with existing structure, and composite panel has high shear ability
While, the flexibility of composite material is kept, there is good bending property.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to preferable
Embodiment describes the invention in detail, those skilled in the art should understand that, it can be to technology of the invention
Scheme is modified or replaced equivalently, and without departing from the spirit and scope of the technical solution of the present invention, should all be covered in this hair
In bright scope of the claims.
Claims (10)
1. a kind of bulletproof composite material, it is characterised in that: including surface layer, middle layer, bottom, wherein the surface layer includes lightweight gold
Belong to first piece or ceramic matric composite hard first piece, the middle layer include high-performance fiber tissue layer flexible, the fabric packet
Aramid fiber or ultra high molecular weight polyethylene fiber fabric are included, the bottom includes the high-performance fiber fabric of shear thickening liquid dipping.
2. bulletproof composite material as described in claim 1, it is characterised in that: the thickness ratio in the middle layer and the primer
For 2:1.
3. bulletproof composite material as claimed in claim 1 or 2, it is characterised in that: the surface layer is aluminium flake.
4. bulletproof composite material as claimed in claim 3, it is characterised in that: the surface layer uses with a thickness of 1.5mm~2mm
Scale and shell chip architecture is laid with.
5. the bulletproof composite material as described in claim 1,2,4 is any, it is characterised in that: the middle layer is Kevlar fabric.
6. the bulletproof composite material, it is characterised in that: the fiber linear density of the fabric is
93TEX, density are 10.5 × 10.5/cm, and the grammes per square metre of fabric is 201g/m2。
7. the bulletproof composite material as described in claim 1,2,4,6 is any, it is characterised in that: the bottom is STF dipping
Kevlar fabric.
8. bulletproof composite material as claimed in claim 7, it is characterised in that: the STF is dispersed in poly- by nano silica
It is prepared in ethylene glycol, the mass fraction of silica is 30%, and the viscosity after thickening is 1000Pa.s, and the incrementss of STF are 20
~50%.
9. the preparation method of any bulletproof composite material of claim 1~8, it is characterised in that: including,
STF/Kevlar fabric compound fabric is subjected to lamination laying, the bottom as composite construction；
Pure Kevlar fabric is laid on bottom as middle layer, the trend of fiber needs to carry out laying according to angle in fabric；Its
In, the thickness ratio of the middle layer and the primer is 2:1；
The superposition of circular aluminium flake scale and shell is laid with and is used as surface layer, and sewing fixation is carried out using yarn；
Aluminium flake/Kevlar fabric/STF dipping Kevlar fabric bulletproof composite structure is made, is put into barrier fabric packet, carries out
Sealed package.
10. the preparation method of bulletproof composite material as claimed in claim 9, it is characterised in that: further include,
It prepares STF: nano silica is added gradually in polyethylene glycol by the way of mechanical dispersion, while using ultrasound
Wave shake fully dispersed, when silica reaches 30% mass fraction, vacuumizes bubble removing；It is diluted using ethyl alcohol
STF, thinner ratio 1:1, fabric is impregnated into the ethyl alcohol dilution of STF, and extra solution is removed by the way of pressure rolling, is taken
It is dried after out, removes ethyl alcohol, manufactured compound fabric is spare.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203901.5A CN109334177B (en) | 2018-10-16 | 2018-10-16 | Composite bulletproof material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811203901.5A CN109334177B (en) | 2018-10-16 | 2018-10-16 | Composite bulletproof material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109334177A true CN109334177A (en) | 2019-02-15 |
| CN109334177B CN109334177B (en) | 2020-04-21 |
Family
ID=65309699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201811203901.5A Active CN109334177B (en) | 2018-10-16 | 2018-10-16 | Composite bulletproof material and preparation method thereof |
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Cited By (7)
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| CN111910436A (en) * | 2020-07-16 | 2020-11-10 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN112659583A (en) * | 2020-12-17 | 2021-04-16 | 江苏集萃复合材料装备研究所有限公司 | Novel bulletproof structure and manufacturing process |
| CN113122959A (en) * | 2021-04-09 | 2021-07-16 | 天津工业大学 | Bulletproof composite fiber material and preparation method thereof |
| CN113883964A (en) * | 2021-09-26 | 2022-01-04 | 军事科学院系统工程研究院军需工程技术研究所 | Scale composite armor body |
| CN114228283A (en) * | 2021-12-02 | 2022-03-25 | 南京航空航天大学 | Multi-level flexible protection structure imitating Chinese sturgeon back bone scales and fish skin |
| CN114318858A (en) * | 2022-01-13 | 2022-04-12 | 西安交通大学 | Preparation method of silicon dioxide/ultrahigh molecular weight polyethylene laid fabric |
| CN114750487A (en) * | 2022-05-25 | 2022-07-15 | 江南大学 | Radiation-proof multi-gradient anti-explosion composite material and preparation method thereof |
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| CN111910436A (en) * | 2020-07-16 | 2020-11-10 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN111910436B (en) * | 2020-07-16 | 2021-11-12 | 北京理工大学 | Shear thickening protective liquid and application thereof |
| CN112659583A (en) * | 2020-12-17 | 2021-04-16 | 江苏集萃复合材料装备研究所有限公司 | Novel bulletproof structure and manufacturing process |
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| CN113122959B (en) * | 2021-04-09 | 2021-12-10 | 天津工业大学 | Bulletproof composite fiber material and preparation method thereof |
| CN113883964A (en) * | 2021-09-26 | 2022-01-04 | 军事科学院系统工程研究院军需工程技术研究所 | Scale composite armor body |
| CN113883964B (en) * | 2021-09-26 | 2022-07-01 | 军事科学院系统工程研究院军需工程技术研究所 | Scale composite armor body |
| CN114228283A (en) * | 2021-12-02 | 2022-03-25 | 南京航空航天大学 | Multi-level flexible protection structure imitating Chinese sturgeon back bone scales and fish skin |
| CN114318858A (en) * | 2022-01-13 | 2022-04-12 | 西安交通大学 | Preparation method of silicon dioxide/ultrahigh molecular weight polyethylene laid fabric |
| CN114750487A (en) * | 2022-05-25 | 2022-07-15 | 江南大学 | Radiation-proof multi-gradient anti-explosion composite material and preparation method thereof |
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