CN108692616A - A kind of preparation method of the shellproof thorn composite material of semi liquid state, shellproof thorn composite material and shellproof thorn protect inner core - Google Patents

A kind of preparation method of the shellproof thorn composite material of semi liquid state, shellproof thorn composite material and shellproof thorn protect inner core Download PDF

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Publication number
CN108692616A
CN108692616A CN201810457510.XA CN201810457510A CN108692616A CN 108692616 A CN108692616 A CN 108692616A CN 201810457510 A CN201810457510 A CN 201810457510A CN 108692616 A CN108692616 A CN 108692616A
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China
Prior art keywords
shellproof
composite material
grid
liquid state
thorn
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Granted
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CN201810457510.XA
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Chinese (zh)
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CN108692616B (en
Inventor
马飞飞
朱鹤飞
王新厚
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Suzhou gujia Safety Protection Technology Co.,Ltd.
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Jiaxing Gu Jia Safety Protection Technology Co Ltd
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41HARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H1/00Personal protection gear
    • F41H1/02Armoured or projectile- or missile-resistant garments; Composite protection fabrics
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/12Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/02Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/02Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered 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
    • B32B5/02Layered 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
    • B32B5/08Layered 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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B2038/0052Other operations not otherwise provided for
    • B32B2038/0076Curing, vulcanising, cross-linking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/10Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/20Inorganic coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00Coating on the layer surface
    • B32B2255/26Polymeric coating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02Synthetic macromolecular fibres
    • B32B2262/0223Vinyl resin fibres
    • B32B2262/023Aromatic vinyl resin, e.g. styrenic (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02Synthetic macromolecular fibres
    • B32B2262/0261Polyamide fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02Synthetic macromolecular fibres
    • B32B2262/0261Polyamide fibres
    • B32B2262/0269Aromatic polyamide fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/306Resistant to heat
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51Elastic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558Impact strength, toughness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2571/00Protective equipment
    • B32B2571/02Protective equipment defensive, e.g. armour plates, anti-ballistic clothing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
  • Reinforced Plastic Materials (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

The present invention relates to a kind of preparation method of the shellproof thorn composite material of semi liquid state, shellproof thorn composite material and shellproof thorns to protect inner core, includes the following steps:Step 1 prepares thermosetting resin grid;Step 2 prepares SiO2/ PEG mixed system solution;Step 3 prepares the shellproof thorn composite material of semi liquid state, by at least one layer of thermosetting resin grid of certain laying angle paving on a high-performance textile, by the SiO2/ PEG mixed system solution is coated uniformly in the mesh of the thermosetting resin grid, in one high-performance textile of thermosetting resin grid upper berth of top layer;Wherein, in step 1, the thermosetting resin/hard particles solution is coated uniformly on to the crosspoint of the grid.It the advantage is that, filling semi liquid state SiO inside grid2With the mixed solution of PEG, there is certain deformability;Use SiO2/ PEG mixed system solution is filled in the mesh of thermosetting resin grid, and system stability is strong, by storing for a long time, SiO2It will not precipitate, ballistic performance is stablized.

Description

A kind of preparation method of the shellproof thorn composite material of semi liquid state, shellproof thorn composite material and Shellproof thorn protects inner core
Technical field
The present invention relates to functionality protection technical field of composite materials more particularly to a kind of shellproof thorn composite materials of semi liquid state Preparation method, shellproof thorn composite material and shellproof thorn protect inner core.
Background technology
In recent years, overview of the world is to stablize and development, but local conflicts event is frequent occurrence, and China is toward the world Send United Nations Peacekeeping Force also at new normality in various regions.New era, peacekeeping officers and men, public security cadres and police, the People's Armed Police criminal policeman even part common people It is required that novel ballistic thorn clothes dress should have the function of good shellproof thorn, dress is soft again, and flexibility is good, preferably also has and drops The functions such as warm, moisture-proof.This just proposes higher, more harsh requirement to our technical work personnel.
It is gradually decreased at present using the hard ballistic Anti-assassinate clothes of the intermetallic composite coatings such as hard steel plate, special steel, main cause is Hard heaviness, flexibility is poor, and is easy to happen ricochet phenomenon.Secondly, as JHRG LLC companies of the U.S. (US6280546) are open It is a kind of using thermoplastic film and the stab-resistance body armor that is prepared containing 25% or more aramid fiber, the woven fabric of UHMWPE high-performance fibers, With good anti-shearing, puncture resistance, but gas permeability is poor, and dress is stuffy, hence it is evident that uncomfortable;U.S. Honeywell is public Department (CN101356054A) discloses flexible ballistic composites resistant to liquid pick-up and its production method and the product produced thereby, this is multiple Condensation material includes multiple fibrous nonwoven layers, and fibrous layer is formed by the reticulated structure of high-tenacity fiber, which is embedded In the matrix of thermoplastic polyurethane resin, this material has certain anti-water imbibition and flexibility, but thickness is thicker, dress Too fat to move, ballistic performance is general;Chinese patent (CN101799257A) discloses a kind of flexible bulletproof armor, it includes completely enclosed Shell, thick viscous liquid is filled in shell, then place blocking net, is placed in the middle and back of thick viscous liquid high-strength Spend alloy sheets.This bulletproof armor prevents ricochet better performances, and mitigates the non-through damage of organ-tissue, but simple Alloy sheets and thick liquid are combined, still heavy wearing, influences development action;Chinese patent (CN101871748A) is public A kind of soft stab-proof/bulletproof material, including ballistic fiber tissue layer, shear thickening liquid composite fiber fabric layer and thermoplastic are opened Property resin compounded fiber fabric layer, each layer is superimposed, and this shellproof thorn material has certain protection effect and flexibility, but more Kind fabric is compound, and thickness is thicker, and dress is more too fat to move.
Therefore, there is an urgent need for a kind of thickness is thin, soft flexibly fitting build, the strong shellproof thorn composite material of stability of material.
Invention content
The purpose of the present invention is being directed to deficiency in the prior art, a kind of preparation of the shellproof thorn composite material of semi liquid state is provided Method.
To achieve the above object, the technical solution adopted by the present invention is that:
A kind of preparation method of the shellproof thorn composite material of semi liquid state, includes the following steps:
Step 1 prepares thermosetting resin grid
Thermosetting resin/hard particles solution is prepared, the thermosetting resin/hard particles solution is coated uniformly on lattice Grid cure the grid that coating is completed to obtain thermosetting resin grid;
Step 2 prepares SiO2/ PEG mixed system solution;
Step 3 prepares the shellproof thorn composite material of semi liquid state
It, will be described by at least one layer of thermosetting resin grid of certain laying angle paving on a high-performance textile SiO2/ PEG mixed system solution is coated uniformly in the mesh of the thermosetting resin grid, in the thermosetting property of top layer One high-performance textile of resin grid upper berth is carried out the initial composite material to obtain initial composite material, using heatproof adhesive plaster Sealing is to obtain the shellproof thorn composite material of semi liquid state;
Wherein, in step 1, the thermosetting resin/hard particles solution is coated uniformly on to the intersection of the grid Point.
Preferably, in the step 1, the size of mesh opening of the grid is 5mm~50mm, and the thickness of the grid is 0.2mm~5mm.
Preferably, the thermosetting resin is the group of one or more of epoxy resin, acrylic resin, polyurethane It closes, the hard particles are the combination of one or more of diamond dust, silicon carbide, boron carbide, quartz sand, the hard particles Solid content be 10%~30%.
Preferably, in the step 1, the cured method is that the grid that coating is completed is placed in baking oven Cured, solidification temperature is 80 DEG C~120 DEG C, and hardening time is 20min~40min.
Preferably, in the step 1, the thermosetting resin/hard particles solution further includes toughener, the toughener Additive amount be 3%~5%.
Preferably, the toughener is dioctyl phthalate toughener.
Preferably, in the step 2, the SiO2Solid content be 20%~40%, the molecular weight of the PEG is 200.
Preferably, in the step 2, the SiO2/ PEG mixed system solution further includes carbon nanotube, graphene, described The additive amount of carbon nanotube is 1%~3%, and the additive amount of the graphene is 2%~4%.
Preferably, in the step 3, the laying angle is one kind or several in 0 °, 30 °, 45 °, 90 °, -45 °, -30 ° The combination of kind.
Preferably, the high-performance textile is kevlar fabric, polystyrene with super-high molecular weight fabric, pbo fiber fabric One or more of combinations.
Second object of the present invention is to provide a kind of shellproof thorn composite material of semi liquid state.
A kind of shellproof thorn composite material of semi liquid state, including high-performance textile, thermosetting resin grid, the semi liquid state are shellproof Thorn composite material is high-performance textile-thermosetting resin grid-high-performance textile structure, and the thermosetting resin grid is at least 1 layer, the surrounding of the shellproof thorn composite material of semi liquid state is covered with heatproof adhesive plaster.
Preferably, the high-performance textile is at least 1 layer.
Preferably, the thermosetting resin grid is layered on certain laying angle on the high-performance textile.
Preferably, the laying angle be 0 °, 30 °, 45 °, 90 °, -45 °, one or more of -30 ° of combination.
Third object of the present invention is to provide a kind of shellproof thorn protection inner core of semi liquid state.
A kind of shellproof thorn protection inner core of semi liquid state, including the shellproof thorn composite material of at least 2 layers of semi liquid state.
The present invention is had the following technical effect that compared with prior art using above technical scheme:
Preparation method, the shellproof thorn composite material of semi liquid state and half liquid of a kind of shellproof thorn composite material of semi liquid state of the present invention The shellproof thorn of state protects inner core, high-performance textile finally to be made according to certain angle laying as base fabric, thermosetting resin grid It is standby to pierce composite material at flexible ballistic-resistant, multilayer materials progress lamination is prepared into protection inner core, ballistic performance is extremely stable, Adapt to high temperature, low temperature hygrothermal environment weather;Filling semi liquid state SiO inside grid2With the mixed solution of PEG, the composite wood of preparation Material has certain deformability, is more bonded human somatotype, wearing is more comfortable, can flexibly be bent, turn round, not influence The various technique and tactics actions such as squat, jump, running, kneeling are implemented;Hard particles, including diamond dust are added in thermosetting resin, are carbonized Silicon etc. can effectively play passivation cutting tool insert, resist using the high rigidity of hard particles, high intensity, wear-resisting light feature The effect of bullet;Use SiO2/ PEG mixed system solution is filled in the mesh of thermosetting resin grid, and system stability is strong, By storing for a long time, SiO2It will not precipitate, ballistic performance is stablized, and compensates for other current STF liquid ballistic performances not Stablize, the defect that cannot be stored for a long time;Can be according to using needs, design has the shellproof thorn composite material number of plies of different semi liquid states The shellproof thorn of semi liquid state protect inner core, be widely used, it is highly practical.
Description of the drawings
Fig. 1 is the sectional view of the thermosetting resin grid of the preparation of the present invention.
Fig. 2 is the filling SiO of the present invention2The sectional view of thermosetting resin grid after/PEG mixed system solution.
Fig. 3 is the sectional view of the shellproof thorn composite material of semi liquid state of the present invention.
Reference numeral therein is:Thermosetting resin grid 1;SiO2/ PEG mixed systems solution 2;High-performance textile 3.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of not making creative work it is all its His embodiment, shall fall within the protection scope of the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
The invention will be further described in the following with reference to the drawings and specific embodiments, but not as limiting to the invention.
Embodiment 1
A kind of preparation method of the shellproof thorn composite material of semi liquid state, includes the following steps:
Step 1 prepares thermosetting resin grid
Thermosetting resin/hard particles solution is prepared, the thermosetting resin/hard particles solution is coated uniformly on lattice Grid cure the grid that coating is completed to obtain thermosetting resin grid;
Step 2 prepares SiO2/ PEG mixed system solution;
Step 3 prepares the shellproof thorn composite material of semi liquid state
It, will be described by at least one layer of thermosetting resin grid of certain laying angle paving on a high-performance textile SiO2/ PEG mixed system solution is coated uniformly in the mesh of the thermosetting resin grid, in the thermosetting property of top layer One high-performance textile of resin grid upper berth is carried out the initial composite material to obtain initial composite material, using heatproof adhesive plaster Sealing is to obtain the shellproof thorn composite material of semi liquid state;
Wherein, in step 1, the thermosetting resin/hard particles solution is coated uniformly on to the intersection of the grid Point.
In step 1, thermosetting resin/hard particles solution is prepared first, and thermosetting resin and hard particles are carried out Mixing, is stirred evenly using electric mixer and ultrasonic oscillator.
When thermosetting resin and hard particles are mixed, a certain amount of toughener can also be added.
In the present invention, thermosetting resin is the group of one or more of epoxy resin, acrylic resin, polyurethane It closes, hard particles are the combination of one or more of diamond dust, silicon carbide, boron carbide, quartz sand, and consolidating for hard particles contains Amount is 10%~30%, and toughener selects dioctyl phthalate toughener, and the mass percent of toughener is 3%~5%.
Then, in one layer of release processing release paper upper berth grid, the size of mesh opening of each grid is 5mm~50mm, the thickness of grid Degree is 0.2mm~5mm.
Finally, deployed thermosetting resin/hard particles solution is coated uniformly on grid, is especially coated in Grid after coating, is then placed in baking oven and cures by the crosspoint (i.e. the crosspoint of mesh) of grid, solidification temperature It it is 80 DEG C~120 DEG C, hardening time is 20min~40min.The thermosetting resin lattice of crosspoint reinforcement are obtained after the completion of solidification Grid, as shown in Figure 1.
It repeats the above steps repeatedly, to prepare a large amount of thermosetting resin grid.
In step 2, by SiO2It is mixed with PEG, is stirred evenly using electric mixer and ultrasonic vibrator.
By SiO2When being mixed with PEG, carbon nanotube and graphene can also be added.
In the present invention, SiO2Solid content be 20%~40%, SiO grain size be 650nm, the molecular weight of PEG is 200, the additive amount of carbon nanotube is 1%~3%, and the additive amount of graphene is 2%~4%.
Then, the SiO that will be stirred evenly2/ PEG mixed system solution, which is placed in vacuum drying chamber, to be dried, temperature 80 DEG C, the time is 24 hours, obtains the SiO for not having bladdery stabilization2/ PEG mixed system solution.
As shown in figures 2-3, in step 3, an at least floor height performance fabric is spread on processing release paper, then in the high property 1~6 layer of upper berth of the energy fabric thermosetting resin grid prepared, each layer of thermosetting resin grid is with certain laying angle Laying is carried out, then by SiO2/ PEG mixed system solution is coated uniformly in the mesh of thermosetting resin grid, in top layer Thermosetting resin grid on spread an at least floor height performance fabric, initial composite material is obtained, the four of initial composite material Week is sealed with heatproof adhesive plaster, finally obtains the shellproof thorn composite material of semi liquid state.
In the present invention, high-performance textile be kevlar fabric, ultra-high molecular weight polyethylene fabric, pbo fiber fabric one Kind or several combinations.
It goes to prepare the shellproof thorn protection inner core of semi liquid state using the shellproof thorn composite material of semi liquid state, will at least prevent 2 layers of semi liquid state Bullet pierces composite material and carries out lamination, is then cut, is finally sealed as needed.
In the present invention, it is typically chosen the shellproof thorn composite material of 2~10 layers of semi liquid state and carries out lamination, can provide corresponding Shellproof thorn ability, while can ensure lighter wearing quality.
Embodiment 2
The shellproof thorn composite material of semi liquid state is prepared using the preparation method of embodiment 1, is as follows:
Step 1:Prepare thermosetting resin grid
Selection high-strength high-toughness epoxy resin, silicon carbide, dioctyl phthalate toughener prepare thermosetting resin/hard Grain solution.Wherein, curing agent is polyamide curing agent, high-strength high-toughness epoxy resin and polyamide curing agent mass ratio It is 1:0.6, silicon carbide grain size is 50 μm~90 μm, and solid content of the silicon carbide in resin solution is 18%, and phthalic acid two is pungent The additive amount of ester toughener is 4%.
In one layer of release processing release paper upper berth grid, grid is aramid fiber grid, and the size of mesh opening of grid is 6mm × 6mm, grid Thickness be 0.5mm.
Deployed thermosetting resin/hard particles solution is coated uniformly on grid, grid is especially coated in Crosspoint (i.e. the crosspoint of mesh), then the grid after coating is placed in baking oven and is cured, solidification temperature 90 DEG C, hardening time 25min.The thermosetting resin grid of crosspoint reinforcement is obtained after the completion of solidification.
Step 2:Prepare SiO2/ PEG mixed system solution
Select SiO2, PEG, carbon nanotube and graphene prepare SiO2/ PEG mixed system solution.Wherein, SiO2Grain size For 650nm, SiO2Solid content be 40%, PEG molecular weight be 200, the additive amount of carbon nanotube is 1%, the addition of graphene Amount is 2%.It is stirred evenly using electric mixer and ultrasonic vibrator, the SiO that will be stirred evenly2/ PEG mixed system solution It is placed in vacuum drying chamber and is dried, 80 DEG C of temperature, the time is 24 hours, obtains the SiO for not having bladdery stabilization2/PEG Mixed system solution.
Step 3:Prepare the shellproof thorn composite material of semi liquid state
1 layer of ultrahigh molecular weight polyethylene weftless fabrics are spread on processing release paper, then in the ultra-high molecular weight polyethylene without latitude The thermosetting resin aramid fiber grid that 4 layers of cloth upper berth prepares, each layer of thermosetting resin grid respectively according to 0 ° of laying angle, 45 °, -45 °, 90 ° of progress layings, then by SiO2/ PEG mixed system solution is coated uniformly on thermosetting resin aramid fiber grid In mesh, 1 layer of ultrahigh molecular weight polyethylene weftless fabrics are spread on the thermosetting resin aramid fiber grid of top layer, are obtained initially multiple Condensation material is sealed in the surrounding of initial composite material with heatproof adhesive plaster, finally obtains the shellproof thorn composite material of semi liquid state.Its In, the grammes per square metre of ultrahigh molecular weight polyethylene weftless fabrics is 160g/m2
The shellproof thorn composite material of semi liquid state that 6 layers are prepared carries out lamination, is then cut out processing, obtains semi liquid state Shellproof thorn protects inner core.Bulletproof stab-resistant clothes, the bulletproof stab-resistant clothes of preparation are prepared using the shellproof thorn protection inner core processing of the semi liquid state Specification be 175cm, 90A, gross weight 2.7kg, thickness 12.8mm.
The bulletproof stab-resistant clothes are tested according to the police flak jackets standards of GA141-2010, can effectively resist 54 formula hands The attack of rifle 7.62mm lead for retractable pencil bullets, reaches two level ballistic standard;By the bulletproof stab-resistant clothes according to the police stab-resistance body armor marks of GA68-2008 Standard carries out puncture test, complies with standard the indices requirement of middle defined, and does not reveal point of a knife.
Embodiment 3
The shellproof thorn composite material of semi liquid state is prepared using the preparation method of embodiment 1, is as follows:
Step 1:Prepare thermosetting resin grid
Selection high-strength high-toughness epoxy resin, diamond dust, dioctyl phthalate toughener prepare thermosetting resin/hard Grain solution.Wherein, curing agent is polyamide curing agent, high-strength high-toughness epoxy resin and polyamide curing agent mass ratio It is 1:0.6, diamond dust grain size is 80 μm~140 μm, and solid content of the diamond dust in resin solution is 12%, and phthalic acid two is pungent The additive amount of ester toughener is 3%.
In one layer of release processing release paper upper berth grid, grid is polyethylene grid, and the size of mesh opening of grid is 12mm × 12mm, The thickness of grid is 0.4mm.
Deployed thermosetting resin/hard particles solution is coated uniformly on grid, grid is especially coated in Crosspoint (i.e. the crosspoint of mesh), then the grid after coating is placed in baking oven and is cured, solidification temperature 90 DEG C, hardening time 25min.The thermosetting resin grid of crosspoint reinforcement is obtained after the completion of solidification.
Step 2:Prepare SiO2/ PEG mixed system solution
Select SiO2, PEG, carbon nanotube and graphene prepare SiO2/ PEG mixed system solution.Wherein, SiO2Grain size For 650nm, SiO2Solid content be 45%, PEG molecular weight be 200, the additive amount of carbon nanotube is 1%, the addition of graphene Amount is 1%.It is stirred evenly using electric mixer and ultrasonic vibrator, the SiO that will be stirred evenly2/ PEG mixed system solution It is placed in vacuum drying chamber and is dried, 80 DEG C of temperature, the time is 24 hours, obtains the SiO for not having bladdery stabilization2/PEG Mixed system solution.
Step 3:Prepare the shellproof thorn composite material of semi liquid state
2 layers of ultrahigh molecular weight polyethylene weftless fabrics are spread on processing release paper, then in the ultra-high molecular weight polyethylene without latitude The thermosetting resin polyethylene grid that 4 layers of cloth upper berth prepares, each layer of thermosetting resin grid is respectively according to laying angle 0 °, 45 °, -45 °, 90 ° of progress layings, then by SiO2/ PEG mixed system solution is coated uniformly on thermosetting resin polyethylene In the mesh of grid, 2 layers of ultrahigh molecular weight polyethylene weftless fabrics are spread on the thermosetting resin polyethylene grid of top layer, are obtained It to initial composite material, is sealed with heatproof adhesive plaster in the surrounding of initial composite material, it is multiple to finally obtain the shellproof thorn of semi liquid state Condensation material.Wherein, the grammes per square metre of ultrahigh molecular weight polyethylene weftless fabrics is 160g/m2
The shellproof thorn composite material of semi liquid state that 4 layers are prepared carries out lamination, is then cut out processing, obtains semi liquid state Shellproof thorn protects inner core.Bulletproof stab-resistant clothes, the bulletproof stab-resistant clothes of preparation are prepared using the shellproof thorn protection inner core processing of the semi liquid state Specification be 175cm, 90A, gross weight 1.8kg, thickness 10.5mm.
The bulletproof stab-resistant clothes are tested according to the police flak jackets standards of GA141-2010, can effectively resist 54 formula hands The attack of rifle 7.62mm lead for retractable pencil bullets, reaches two level ballistic standard.
Embodiment 4
The shellproof thorn composite material of semi liquid state is prepared using the preparation method of embodiment 1, is as follows:
Step 1:Prepare thermosetting resin grid
Selection high-strength high-toughness epoxy resin, silicon carbide, dioctyl phthalate toughener prepare thermosetting resin/hard Grain solution.Wherein, curing agent is polyamide curing agent, high-strength high-toughness epoxy resin and polyamide curing agent mass ratio It is 1:0.8, silicon carbide grain size is 50 μm~90 μm, and solid content of the silicon carbide in resin solution is 22%, and phthalic acid two is pungent The additive amount of ester toughener is 5%.
In one layer of release processing release paper upper berth grid, grid is aramid fiber grid, and the size of mesh opening of grid is 6mm × 6mm, grid Thickness be 0.5mm.
Deployed thermosetting resin/hard particles solution is coated uniformly on grid, grid is especially coated in Crosspoint (i.e. the crosspoint of mesh), then the grid after coating is placed in baking oven and is cured, solidification temperature 90 DEG C, hardening time 30min.The thermosetting resin grid of crosspoint reinforcement is obtained after the completion of solidification.
Step 2:Prepare SiO2/ PEG mixed system solution
Select SiO2, PEG, carbon nanotube and graphene prepare SiO2/ PEG mixed system solution.Wherein, SiO2Grain size For 650nm, SiO2Solid content be 35%, PEG molecular weight be 200, the additive amount of carbon nanotube is 1%, the addition of graphene Amount is 1%.It is stirred evenly using electric mixer and ultrasonic vibrator, the SiO that will be stirred evenly2/ PEG mixed system solution It is placed in vacuum drying chamber and is dried, 80 DEG C of temperature, the time is 24 hours, obtains the SiO for not having bladdery stabilization2/PEG Mixed system solution.
Step 3:Prepare the shellproof thorn composite material of semi liquid state
1 layer of aramid fiber plain is spread on processing release paper, the thermosetting property tree then prepared on 6 layers of the aramid fiber plain upper berth Fat aramid fiber grid, each layer of thermosetting resin grid is respectively according to 0 ° of laying angle, 30 °, 45 °, -45 °, -30 °, 90 ° of progress Laying, then by SiO2/ PEG mixed system solution is coated uniformly in the mesh of thermosetting resin aramid fiber grid, in top layer Thermosetting resin aramid fiber grid on spread 1 layer of aramid fiber plain, initial composite material is obtained, in the surrounding of initial composite material It is sealed with heatproof adhesive plaster, finally obtains the shellproof thorn composite material of semi liquid state.Wherein, the grammes per square metre of aramid fiber plain is 220g/ m2, thread count is respectively 11 × 11/cm.
The shellproof thorn composite material of semi liquid state that 4 layers are prepared carries out lamination, is then cut out processing, obtains semi liquid state Shellproof thorn protects inner core.Bulletproof stab-resistant clothes, the bulletproof stab-resistant clothes of preparation are prepared using the shellproof thorn protection inner core processing of the semi liquid state Specification be 175cm, 90A, gross weight 1.6kg, thickness 9.5mm.
The bulletproof stab-resistant clothes are tested according to the police flak jackets standards of GA141-2010, can effectively resist 54 formula hands The attack of rifle 7.62mm lead for retractable pencil bullets, reaches two level ballistic standard;By the bulletproof stab-resistant clothes according to the police stab-resistance body armor marks of GA68-2008 Standard carries out puncture test, complies with standard the indices requirement of middle defined, and does not reveal point of a knife.
Embodiment 5
The shellproof thorn composite material of semi liquid state is prepared using the preparation method of embodiment 1, is as follows:
Step 1:Prepare thermosetting resin grid
Selection high-strength high-toughness epoxy resin, quartz sand, dioctyl phthalate toughener prepare thermosetting resin/hard Grain solution.Wherein, curing agent is polyamide curing agent, high-strength high-toughness epoxy resin and polyamide curing agent mass ratio It is 1:0.7, quartz sand particle size is 50 μm~90 μm, and solid content of the quartz sand in resin solution is 8%, dioctyl phthalate The additive amount of toughener is 3%.
In one layer of release processing release paper upper berth grid, grid is glass fiber grid, and the size of mesh opening of grid is 12mm × 12mm, lattice The thickness of grid is 0.4mm.
Deployed thermosetting resin/hard particles solution is coated uniformly on grid, grid is especially coated in Crosspoint (i.e. the crosspoint of mesh), then the grid after coating is placed in baking oven and is cured, solidification temperature 100 DEG C, hardening time 20min.The thermosetting resin grid of crosspoint reinforcement is obtained after the completion of solidification.
Step 2:Prepare SiO2/ PEG mixed system solution
Select SiO2, PEG, carbon nanotube and graphene prepare SiO2/ PEG mixed system solution.Wherein, SiO2Grain size For 650nm, SiO2Solid content be 30%, PEG molecular weight be 200, the additive amount of carbon nanotube is 1%, the addition of graphene Amount is 1%.It is stirred evenly using electric mixer and ultrasonic vibrator, the SiO that will be stirred evenly2/ PEG mixed system solution It is placed in vacuum drying chamber and is dried, 80 DEG C of temperature, the time is 24 hours, obtains the SiO for not having bladdery stabilization2/PEG Mixed system solution.
Step 3:Prepare the shellproof thorn composite material of semi liquid state
1 layer of aramid fiber plain is spread on processing release paper, the thermosetting property tree then prepared on 3 layers of the aramid fiber plain upper berth Fat glass fiber grid, each layer of thermosetting resin grid respectively according to 0 ° of laying angle, 45 °, 90 ° of progress layings, then will SiO2/ PEG mixed system solution is coated uniformly in the mesh of thermosetting resin glass fiber grid, in the thermosetting resin of top layer Spread 1 layer of aramid fiber plain on glass fiber grid, obtain initial composite material, initial composite material surrounding with heatproof adhesive plaster into Row sealing, finally obtains the shellproof thorn composite material of semi liquid state.Wherein, the grammes per square metre of aramid fiber plain is 220g/m2, thread count point It Wei not 11 × 11/cm.
The shellproof thorn composite material of semi liquid state that 1 layer prepares is cut out processing, is obtained in the shellproof thorn protection of semi liquid state Core.Protective armor is prepared using the shellproof thorn protection inner core processing of the semi liquid state, including shank is armoring, anti-buttocks is armoring and armlet It is armoring.
The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model It encloses, to those skilled in the art, should can appreciate that all with made by description of the invention and diagramatic content Equivalent replacement and obviously change obtained scheme, should all be included within the scope of the present invention.

Claims (10)

1. a kind of preparation method of the shellproof thorn composite material of semi liquid state, which is characterized in that include the following steps:
Step 1 prepares thermosetting resin grid
Thermosetting resin/hard particles solution is prepared, the thermosetting resin/hard particles solution is coated uniformly on grid, The grid that coating is completed is cured to obtain thermosetting resin grid;
Step 2 prepares SiO2/ PEG mixed system solution;
Step 3 prepares the shellproof thorn composite material of semi liquid state
By at least one layer of thermosetting resin grid of certain laying angle paving on a high-performance textile, by the SiO2/PEG Mixed system solution is coated uniformly in the mesh of the thermosetting resin grid, in the thermosetting resin grid of top layer The initial composite material is sealed to obtain by one high-performance textile of upper berth to obtain initial composite material, using heatproof adhesive plaster To the shellproof thorn composite material of semi liquid state;
Wherein, in step 1, the thermosetting resin/hard particles solution is coated uniformly on to the crosspoint of the grid.
2. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that in the step In 1, the size of mesh opening of the grid is 5mm~50mm, and the thickness of the grid is 0.2mm~5mm.
3. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that the thermosetting property Resin is the combination of one or more of epoxy resin, acrylic resin, polyurethane, and the hard particles are diamond dust, carbon The solid content of the combination of one or more of SiClx, boron carbide, quartz sand, the hard particles is 10%~30%.
4. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that the step 1 In, the cured method is, the grid that coating is completed is placed in baking oven and is cured, solidification temperature is 80 DEG C~ 120 DEG C, hardening time is 20min~40min.
5. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that the step 2 In, the SiO2Solid content be 20%~40%, the molecular weight of the PEG is 200.
6. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 5, which is characterized in that the step 2 In, the SiO2/ PEG mixed system solution further includes carbon nanotube, graphene, and the additive amount of the carbon nanotube is 1%~ 3%, the additive amount of the graphene is 2%~4%.
7. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that the step 3 In, the laying angle is 0 °, 30 °, 45 °, 90 °, -45 °, one or more of -30 ° of combination.
8. the preparation method of the shellproof thorn composite material of semi liquid state according to claim 1, which is characterized in that the high-performance Fabric is one or more of combinations of kevlar fabric, polystyrene with super-high molecular weight fabric, pbo fiber fabric.
9. semi liquid state prepared by a kind of preparation method using the shellproof thorn composite material of semi liquid state described in claim 1~8 is anti- Bullet pierces composite material.
10. a kind of shellproof thorn of semi liquid state protects inner core, including the shellproof thorn composite material of semi liquid state described in claim 9, special Sign is that the shellproof thorn protection inner core of semi liquid state includes at least 2 layers of shellproof thorn composite material of semi liquid state.
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CN110500918A (en) * 2019-09-27 2019-11-26 东华大学 Anti-stab resin sheet of the layer-by-layer composite step of micro-meter scale inorganic powder and preparation method thereof and purposes
CN112695518A (en) * 2020-12-15 2021-04-23 中国人民解放军陆军工程大学 Dispersed phase particle for shear thickening fluid, preparation method and application
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CN101454634A (en) * 2006-03-30 2009-06-10 霍尼韦尔国际公司 Molded ballistic panel with enhanced structural performance
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CN109443093A (en) * 2018-11-28 2019-03-08 江南大学 A kind of shellproof component and the preparation method and application thereof at many levels
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CN113551559A (en) * 2021-06-24 2021-10-26 湖南大学 Multi-cell soft material filled with shear thickening fluid, laminated protective structure and preparation method

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