CN107471791A - A kind of graphene enhancing bulletproof composite sheet material and preparation method thereof - Google Patents
A kind of graphene enhancing bulletproof composite sheet material and preparation method thereof Download PDFInfo
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- CN107471791A CN107471791A CN201710792180.5A CN201710792180A CN107471791A CN 107471791 A CN107471791 A CN 107471791A CN 201710792180 A CN201710792180 A CN 201710792180A CN 107471791 A CN107471791 A CN 107471791A
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- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 70
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000002131 composite material Substances 0.000 title claims abstract description 66
- 239000000463 material Substances 0.000 title claims abstract description 63
- 230000002708 enhancing effect Effects 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 229920000098 polyolefin Polymers 0.000 claims abstract description 37
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims abstract description 34
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims abstract description 34
- -1 polyethylene Polymers 0.000 claims abstract description 19
- 239000004698 Polyethylene Substances 0.000 claims abstract description 18
- 229920000573 polyethylene Polymers 0.000 claims abstract description 18
- 150000001875 compounds Chemical group 0.000 claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims description 12
- 150000001336 alkenes Chemical class 0.000 claims description 10
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000004705 High-molecular-weight polyethylene Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 22
- 239000000835 fiber Substances 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 208000020442 loss of weight Diseases 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
Classifications
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/74—Joining plastics material to non-plastics material
- B29C66/744—Joining plastics material to non-plastics material to elements other than metals
- B29C66/7444—Carbon
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
-
- 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
- F41H1/00—Personal protection gear
- F41H1/02—Armoured or projectile- or missile-resistant garments; Composite protection fabrics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
- B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene
-
- 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
- B32B2262/0253—Polyolefin fibres
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
-
- 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
- B32B2571/00—Protective equipment
- B32B2571/02—Protective equipment defensive, e.g. armour plates or anti-ballistic clothing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of graphene enhancing bulletproof composite sheet material and preparation method thereof, one or both of specially unidirectional ultra-high molecular weight polyethylene prepreg composite bed, ultrahigh molecular weight polyethylene weftless fabrics layer carry out the compound structure of various forms of stackings with adding the polyolefin film layer of graphene；By the way that superhigh molecular weight polyethylene fibers are combined with adding the high-strength polyolefin film of graphene, it is pressed into enhancing based plate, sheet material finished product has good rigidity, the advantages of being unlikely to deform, and substantially increase bulletproof effect, the defects of cup depth is larger after attack is avoided, mitigates 20% or so than pure ultra-high molecular mass polyethylene product overall weight in the case of equal bulletproof effect in addition.
Description
Technical field
The present invention relates to stab-resistant material field, more particularly to a kind of graphene enhancing bulletproof composite sheet material and its preparation side
Method.
Background technology
In modern protective gear, the just gradual substituted metal of superhigh intensity fibrous composite turns into the shellproof material of a new generation
Material.Superhigh intensity fibrous composite is different from metal material on bullet-proof mechanism, belongs to and is largely absorbed when being broken using itself
Energy, and quickly prevent bullet from penetrating ability transmission, compared to very stiff and demanding metal material, belong to it is a kind of defeat a force with a tenderness it is anti-
Shield form.
Current fiber composite board the most frequently used, that bulletproof effect is best is superhigh molecular weight polyethylene fibers armour, by
It is a kind of flexible material in this fiber, therefore anti-tunnelling effect is good, but rigidity and stiffness are not so good as metal material.Therefore exist
The defects of plank is easily deformed, cup depth is larger after attack.
Graphene is a kind of new carbon-to-carbon structural material, intensity is high and layer in rigidity be much better than superhigh molecular weight polyethylene
Alkene fibrous material.It is a kind of very promising enhanced added material, but because spinning technique is complicated, adds stone in the process
Instead black alkene material often reduces the intensity of fiber, influence bulletproof effect, therefore simple at present goes enhancing super with graphene
The progress of high molecular weight polyethylene fiber is slower.
How to overcome itself fault in material, maximally utilize its performance advantage and apply it in shellproof sheet material and go to be worth
Research.
The content of the invention
Goal of the invention：In order to solve the problems of prior art, the invention provides one kind can not only absorb greatly
Impact energy, bulletproof effect is good, and mitigates thickness and weight significantly, increase the service life, increase the soft comfortable degree worn
Graphene enhancing bulletproof composite sheet material and preparation method thereof.
Technical scheme：To reach above-mentioned purpose, the present invention can adopt the following technical scheme that：A kind of graphene enhancing is compound anti-
Diving board material, specially structure one or structure two；
The structure one is unidirectional ultra-high molecular weight polyethylene prepreg composite bed, the superhigh molecular weight polyethylene of r layers of m layers
The polyolefin film layer of one or both of alkene laminated cloth layer and the addition graphene of n-layer carries out being laminated compound structure；Wherein
M/n ＞ 10 or r/n ＞ 10 or (m+r)/n ＞ 10；
The structure two is that MULTILAYER COMPOSITE unit carries out being laminated compound structure；The recombiner unit is unidirectional supra polymer
A kind of polyolefin film layer with addition graphene in weight northylen prepreg composite bed, ultrahigh molecular weight polyethylene weftless fabrics layer
Individual layer is combined.
In some embodiments, a kind of graphene enhancing bulletproof composite sheet material, it is the unidirectional superhigh molecular weight polyethylene of m layers
Alkene prepreg composite bed, the polyolefin film layer of addition graphene of n-layer carry out being laminated compound structure, wherein, m/n ＞ 10.
In some embodiments, a kind of graphene enhancing bulletproof composite sheet material, be r layers ultra-high molecular weight polyethylene without
Latitude layer of cloth, the polyolefin film layer of addition graphene of n-layer carry out being laminated compound structure, wherein, r/n ＞ 10.
In some embodiments, a kind of graphene enhancing bulletproof composite sheet material, it is the unidirectional superhigh molecular weight polyethylene of m layers
Alkene prepreg composite bed, the ultrahigh molecular weight polyethylene weftless fabrics layer of r layers, the polyolefin film layer for adding graphene of n-layer are carried out
Compound structure is laminated, wherein, (m+r)/n ＞ 10.
In some embodiments, a kind of graphene enhancing bulletproof composite sheet material, for MULTILAYER COMPOSITE unit be laminated again
The structure of conjunction；The recombiner unit is polyolefin film of the unidirectional ultra-high molecular weight polyethylene prepreg composite bed with adding graphene
Layer individual layer is combined.
In some embodiments, a kind of graphene enhancing bulletproof composite sheet material, for MULTILAYER COMPOSITE unit be laminated again
The structure of conjunction；The recombiner unit is that ultrahigh molecular weight polyethylene weftless fabrics layer is answered with adding the polyolefin film layer individual layer of graphene
Conjunction forms.
It is more highly preferred to, the unidirectional ultra-high molecular weight polyethylene prepreg composite bed is unidirectional ultra-high molecular weight polyethylene
90 degree of orthogonal superpositions of prepreg are combined.
Further, the surface density for stating unidirectional ultra-high molecular weight polyethylene prepreg is 20-80g/m2。
It is more highly preferred to, polyolefin film is super high molecular weight high-orientation in the polyolefin film layer of the addition graphene
One kind in film, high density polyolefins film.
The invention also discloses a kind of above-mentioned preparation method of graphene enhancing bulletproof composite sheet material, specially by each structure
Unit carries out laminate bond under conditions of temperature-pressure and is combined into stepped construction；The condition of the temperature-pressure, heating-up temperature
For 70-130 DEG C；Pressure is 16MPa-25MPa, and the highest temperature dwell time is not less than 30min.
Beneficial effect：A kind of graphene enhancing bulletproof composite sheet material disclosed in this invention and preparation method thereof, it is specially
One or both of unidirectional ultra-high molecular weight polyethylene prepreg composite bed, ultrahigh molecular weight polyethylene weftless fabrics layer and addition
The polyolefin film layer of graphene carries out the compound structure of various forms of stackings；By by superhigh molecular weight polyethylene fibers with adding
Add the high-strength polyolefin film of graphene to be combined, be pressed into enhancing based plate, sheet material finished product has good rigidity, on-deformable excellent
Point, and substantially increase bulletproof effect, the defects of cup depth is larger after attack is avoided, is compared in addition in the case of equal bulletproof effect
Pure ultra-high molecular mass polyethylene product overall weight mitigates 20% or so.
Brief description of the drawings
Fig. 1 is a kind of structural representation of 1 graphene of embodiment of the present invention enhancing bulletproof composite sheet material；
Fig. 2 is a kind of structural representation of 2 graphene of embodiment of the present invention enhancing bulletproof composite sheet material；
Fig. 3 is a kind of structural representation of 3 graphene of embodiment of the present invention enhancing bulletproof composite sheet material；
Fig. 4 is a kind of structural representation of 4 graphene of embodiment of the present invention enhancing bulletproof composite sheet material；
Fig. 5 is a kind of structural representation of 5 graphene of embodiment of the present invention enhancing bulletproof composite sheet material；
Embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following embodiments are only
For illustrating the present invention rather than limitation the scope of the present invention, after the present invention has been read, those skilled in the art are to this
The modification of the various equivalent form of values of invention falls within the application appended claims limited range.
Embodiment 1：
Refer to shown in Fig. 1, a kind of graphene strengthens bulletproof composite sheet material, and it is specifically laminated complex method and is：Specially
The polyolefin film layer 3 of the addition graphene of 80 layers of 1,6 layer of unidirectional ultra-high molecular weight polyethylene prepreg composite bed is laminated
Structure.
Wherein, the unidirectional ultra-high molecular weight polyethylene prepreg composite bed 1 is that unidirectional ultra-high molecular weight polyethylene presoaks
90 degree of orthogonal superpositions of material are combined；In order to obtain optimal action effect, the unidirectional ultra-high molecular weight polyethylene prepreg
Surface density be 60g/m2.Polyolefin film is that super high molecular weight is highly oriented in the polyolefin film layer 3 of wherein described addition graphene
Spend film.
Sheet material total areal density 5.15kg/m2。
The preparation method of above-mentioned a kind of graphene enhancing bulletproof composite sheet material, specially by each construction unit in temperature-pressure
Under conditions of carry out laminate bond be combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are 125 DEG C；Pressure is
16MPa, highest temperature dwell time are not less than 30min.
After tested, above-mentioned sheet material can anti-3 grades of bullets of GA141-2010, with superhigh molecular weight polyethylene fibers armour phase
Than in the case of equal bulletproof effect, cup depth reduces 40% after attack；Than the pure ultra-high molecular mass of equal bulletproof effect
Polyethylene product loss of weight 20.5%.
Embodiment 2：
Refer to shown in Fig. 2, a kind of graphene strengthens bulletproof composite sheet material, and it is specifically laminated complex method and is：200 layers
The structure that the polyolefin film layer 3 of the addition graphene of 2,10 layers of ultrahigh molecular weight polyethylene weftless fabrics layer is laminated.
Sheet material total areal density 17kg/m2。
Polyolefin film is high density polyolefins film in the polyolefin film layer 3 of wherein described addition graphene.
The preparation method of above-mentioned a kind of graphene enhancing bulletproof composite sheet material, specially by each construction unit in temperature-pressure
Under conditions of carry out laminate bond be combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are 125 DEG C；Pressure is
16MPa, highest temperature dwell time are not less than 30min.
After tested, above-mentioned sheet material can anti-3 grades of bullets of GA141-2010, with superhigh molecular weight polyethylene fibers armour phase
Than in the case of equal bulletproof effect, cup depth reduces 42% after attack；Than the pure ultra-high molecular mass of equal bulletproof effect
Polyethylene product loss of weight 17.6%.
Embodiment 3：
Refer to shown in Fig. 3, a kind of graphene strengthens bulletproof composite sheet material, and it is specifically laminated complex method and is：60 layers
The addition of 2,10 layers of the ultrahigh molecular weight polyethylene weftless fabrics layer of unidirectional 1,140 layer of ultra-high molecular weight polyethylene prepreg composite bed
The structure that the polyolefin film layer 3 of graphene is laminated.
Sheet material total areal density 16kg/m2。
Wherein, the unidirectional ultra-high molecular weight polyethylene prepreg composite bed 1 is that unidirectional ultra-high molecular weight polyethylene presoaks
90 degree of orthogonal superpositions of material are combined；In order to obtain optimal action effect, the unidirectional ultra-high molecular weight polyethylene prepreg
Surface density be 60g/m2.Polyolefin film is high density polyolefins film in the polyolefin film layer 3 of wherein described addition graphene.
The preparation method of above-mentioned a kind of graphene enhancing bulletproof composite sheet material, specially by each construction unit in temperature-pressure
Under conditions of carry out laminate bond be combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are 128 DEG C；Pressure is
20MPa, highest temperature dwell time are not less than 30min.
After tested, above-mentioned sheet material can anti-3 grades of bullets of GA141-2010, with superhigh molecular weight polyethylene fibers armour phase
Than in the case of equal bulletproof effect, cup depth reduces 40.5% after attack；Than the pure ultra-high molecular of equal bulletproof effect
Weight northylen product loss of weight 18.5%.
Embodiment 4：
Refer to shown in Fig. 4, a kind of graphene strengthens bulletproof composite sheet material, for 180 layers of recombiner unit 4 be laminated compound
Structure；The recombiner unit 4 is polyolefin film of the unidirectional ultra-high molecular weight polyethylene prepreg composite bed 1 with adding graphene
3 individual layer of layer are combined.
Wherein, the unidirectional ultra-high molecular weight polyethylene prepreg composite bed 1 is that unidirectional ultra-high molecular weight polyethylene presoaks
90 degree of orthogonal superpositions of material are combined；In order to obtain optimal action effect, the unidirectional ultra-high molecular weight polyethylene prepreg
Surface density be 60g/m2.Polyolefin film is that super high molecular weight is highly oriented in the polyolefin film layer 3 of wherein described addition graphene
Spend film.
The preparation method of above-mentioned a kind of graphene enhancing bulletproof composite sheet material, specially by each construction unit in temperature-pressure
Under conditions of carry out laminate bond be combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are 128 DEG C；Pressure is
20MPa, highest temperature dwell time are not less than 30min.
After tested, above-mentioned sheet material can anti-3 grades of bullets of GA141-2010, with superhigh molecular weight polyethylene fibers armour phase
Than in the case of equal bulletproof effect, cup depth reduces 41.6% after attack；Than the pure ultra-high molecular of equal bulletproof effect
Weight northylen product loss of weight 20%.
Embodiment 5：
Refer to shown in Fig. 5, a kind of graphene strengthens bulletproof composite sheet material, for 180 layers of recombiner unit 4 be laminated compound
Structure；The recombiner unit 4 is polyolefin film layer 3 individual layer of the ultrahigh molecular weight polyethylene weftless fabrics layer 2 with adding graphene
It is combined.
Wherein, polyolefin film is super high molecular weight high-orientation film in the polyolefin film layer 3 of the addition graphene.
The preparation method of above-mentioned a kind of graphene enhancing bulletproof composite sheet material, specially by each construction unit in temperature-pressure
Under conditions of carry out laminate bond be combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are 128 DEG C；Pressure is
20MPa, highest temperature dwell time are not less than 30min.
After tested, above-mentioned sheet material can anti-3 grades of bullets of GA141-2010, with superhigh molecular weight polyethylene fibers armour phase
Than in the case of equal bulletproof effect, cup depth reduces 43.5% after attack；Than the pure ultra-high molecular of equal bulletproof effect
Weight northylen product loss of weight 22%.
Can be seen that a kind of graphene of the present invention from above example result strengthens shellproof sheet material, and its sheet material finished product has
Good rigidity, the advantages of being unlikely to deform, and bulletproof effect is substantially increased, cup depth is smaller after attack, reduces overall shellproof
The weight of sheet material, improves light degree, and practical value is notable.
Claims (10)
1. a kind of graphene strengthens bulletproof composite sheet material, it is characterised in that is structure one or structure two；
The structure one is the unidirectional ultra-high molecular weight polyethylene prepreg composite bed (1) of m layers, the superhigh molecular weight polyethylene of r layers
The polyolefin film layer (3) of one or both of alkene laminated cloth layer (2) and the addition graphene of n-layer carries out being laminated compound knot
Structure；Wherein m/n ＞ 10 or r/n ＞ 10 or (m+r)/n ＞ 10；
The structure two is that MULTILAYER COMPOSITE unit (4) carries out being laminated compound structure；The recombiner unit (4) is unidirectional superelevation point
It is a kind of poly- with addition graphene in sub- weight northylen prepreg composite bed (1), ultrahigh molecular weight polyethylene weftless fabrics layer (2)
Alkene film layer (3) individual layer is combined.
2. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that is the unidirectional supra polymer of m layers
Weight northylen prepreg composite bed (1), the polyolefin film layer (3) of addition graphene of n-layer carry out being laminated compound structure, its
In, m/n ＞ 10.
3. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that gathers for the super high molecular weight of r layers
Ethene laminated cloth layer (2), the polyolefin film layer (3) of addition graphene of n-layer carry out being laminated compound structure, wherein, r/n ＞
10。
4. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that is the unidirectional supra polymer of m layers
Weight northylen prepreg composite bed (1), the ultrahigh molecular weight polyethylene weftless fabrics layer (2) of r layers, n-layer addition graphene it is poly-
Alkene film layer (3) carries out being laminated compound structure, wherein, (m+r)/n ＞ 10.
5. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that enters for MULTILAYER COMPOSITE unit (4)
Row is laminated compound structure；The recombiner unit (4) is unidirectional ultra-high molecular weight polyethylene prepreg composite bed (1) and addition stone
Polyolefin film layer (3) individual layer of black alkene is combined.
6. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that enters for MULTILAYER COMPOSITE unit (4)
Row is laminated compound structure；The recombiner unit (4) is ultrahigh molecular weight polyethylene weftless fabrics layer (2) with adding the poly- of graphene
Alkene film layer (3) individual layer is combined.
7. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that：The unidirectional super high molecular weight
Polyethylene prepreg composite bed (1) is that unidirectional 90 degree of orthogonal superpositions of ultra-high molecular weight polyethylene prepreg are combined.
8. graphene according to claim 7 strengthens bulletproof composite sheet material, it is characterised in that：The unidirectional super high molecular weight
The surface density of polyethylene prepreg is 20-80g/m2。
9. graphene according to claim 1 strengthens bulletproof composite sheet material, it is characterised in that：The addition graphene gathers
Polyolefin film is one kind in super high molecular weight high-orientation film, high density polyolefins film in alkene film layer (3).
10. the preparation method of graphene enhancing bulletproof composite sheet material as claimed in claim 1, it is characterised in that by each structure list
Member carries out laminate bond under conditions of temperature-pressure and is combined into stepped construction；The condition of the temperature-pressure, heating-up temperature are
70-130℃；Pressure is 16MPa-25MPa, and the highest temperature dwell time is not less than 30min.
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