CN102435102B - Bullet-proof and stab-resistant clothes and preparation method thereof - Google Patents
Bullet-proof and stab-resistant clothes and preparation method thereof Download PDFInfo
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- CN102435102B CN102435102B CN201010505178.3A CN201010505178A CN102435102B CN 102435102 B CN102435102 B CN 102435102B CN 201010505178 A CN201010505178 A CN 201010505178A CN 102435102 B CN102435102 B CN 102435102B
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Abstract
The invention provides bullet-proof and stab-resistant clothes and a preparation method thereof. The bullet-proof and stab-resistant clothes sequentially comprises a first composite layer, a middle layer and a second composite layer from outside to inside, wherein the middle layer is a layer of titanium alloy sheet; both the first composite layer and the second composite layer sequentially comprise 18 layers of laid fabric with surface density of 135g/cm<2> and 1 layer of titanium alloy sheet from outside to inside; and fibers in the adjacent laid fabric layers are arranged in 0 to 20 degrees. The first composite layer and the second composite layer in the bullet-proof and stab-resistant clothes have higher cutting resistance and impact resistance, and the titanium alloy sheet of the inner layer is used for further improving the bullet-proof performance, so that the bullet-proof and stab-resistant clothes formed after the first composite layer, the middle titanium alloy sheet and the second composite layer are compounded are enough to resist attack of multiple times. Proved by test, the bullet-proof and stab-resistant clothes have excellent bullet-proof and stab-resistant comprehensive performance, accord with the standards of police bullet-proof clothes and stab-resistant clothes, are light in weight, and do not hinder the action of a wearer.
Description
Technical field
The present invention relates to safety protection field, particularly a kind of bulletproof stab-resistant clothes and preparation method thereof.
Background technology
Security work personnel will face a lot of critical situation in process on duty, and as met with, bullet attacks or dagger is stabbed etc.In order to ensure security work personnel in the life security during the struggle with offender, for security work personnel provide the clothes with bulletproof anti-puncturing in order to can resist external invasion and attack, to safeguarding the significant of social public order.
Existing multiple stab-resistance body armor or ballistic protective clothing, the Chinese patent that is 97108879.9 as application number discloses a kind of composite bulletproof garment, and the basic bullet resistant material part of this flak jackets at least comprises figure WLL, Di Nima, air bubble plastic layer and polyethylene board.Though this kind of bullet resistant material has certain bulletproof effect, but a little less than it prevents that piercing through property, be difficult to resist the attack of the sharp swords such as dagger.Publication number is the preparation method that the Chinese patent of CN101357010A discloses a kind of soft stab-resistant insoles, in this patent, the preparation process of anti-stabbing lining is first to prepare PE short fiber, to after the chopped fiber needle-punched one-tenth nonwoven of PE, stick with glue agent coating, PE woven fabric is soaked to adhesive, finally that one or more layers PE nonwoven and one or more layers PE woven fabric compound thermal is molded.Though this kind of anti-stabbing lining has good anti-stab effect, but clearly, this kind of material is cannot impact resistance not enough, is difficult to be applied to bullet resistant material field.
Therefore, need to provide a kind of anti-stab and clothes ballistic performance that have concurrently, in order to guarantee security work personnel's personal safety.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of bulletproof stab-resistant clothes and preparation method thereof, and this bulletproof stab-resistant clothes has higher impact resistance and anti-cutting, possesses anti-stab and shellproof combination property.
In order to solve above technical problem, the invention provides a kind of preparation method of bulletproof stab-resistant clothes, comprising:
A, by superhigh molecular weight polyethylene fibers uniform spreading preheating;
Adhesive coating dry on b, the superhigh molecular weight polyethylene fibers after preheating, making surface density is 135g/m
2individual layer without latitude cloth;
C, get 18 layers of described individual layer and superpose mutually without latitude cloth, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, obtain the first composite bed;
D, repeating step c, obtain the second composite bed;
E, described the first composite bed, 1 layer of titanium alloy layer and the second composite bed are superposeed, make bulletproof stab-resistant clothes, described the first composite bed forms skin, and titanium alloy sheet forms intermediate layer, the second composite bed forms internal layer, and the titanium alloy face of the first composite bed contacts with intermediate layer.
Preferably, the elastic modelling quantity of described superhigh molecular weight polyethylene fibers is 500g/d～650g/d.
Preferably, described titanium alloy is Ti-6Al-4V or Ti-5Al-2.5Sn.
Preferably, described adhesive comprises: polystyrene diblock EVA, the plasticizer of 0.5wt%～1.5wt% and the solvent of surplus of the epoxy resin of 6wt%～20wt%, the neoprene of 5wt%～10wt%, 2wt%～5wt%.
Preferably, by described the first composite bed, 1 layer of titanium alloy sheet and second composite bed with before superposeing, also comprise:
On titanium alloy sheet surface, apply thermal insulation layer, described thermal insulation layer comprises: the aluminium silicate powder of the organic siliconresin of 70wt%～80wt%, the zirconium dioxide of 10wt%～15wt% and 8wt%～12wt%.
Preferably, also comprise: described the first composite bed without the laminated processing of waxing of latitude cloth.
Accordingly, the present invention also provides a kind of bulletproof stab-resistant clothes, comprise successively from outside to inside: the first composite bed, intermediate layer and the second composite bed, described intermediate layer is 1 layer of titanium alloy sheet, described the first composite bed and the second composite bed all comprise from outside to inside successively: 18 aspect density are 135g/m
2without latitude cloth and 1 layer of titanium alloy sheet, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements.
Preferably, describedly without the adhesive in latitude cloth, comprise: polystyrene diblock EVA, the plasticizer of 0.5wt%～1.5wt% and the solvent of surplus of the epoxy resin of 6wt%～20wt%, the neoprene of 5wt%～10wt%, 2wt%～5wt%.
Preferably, described interlayer surfaces is coated with thermal insulation layer, and described thermal insulation layer comprises: the aluminium silicate powder of the organic siliconresin of 70wt%～80wt%, the zirconium dioxide of 10wt%～15wt% and 8wt%～12wt%.
Preferably, described the first composite bed without the laminated Wax-coated layer of latitude cloth.
The invention provides a kind of bulletproof stab-resistant clothes and preparation method thereof, now for existing stab-resistance body armor or ballistic protective clothing, the first composite bed in bulletproof stab-resistant clothes provided by the invention and the second composite bed all have higher anti-cutting and impact resistance, internal layer titanium alloy sheet is for further improving ballistic performance, and the bulletproof stab-resistant clothes after the first composite bed, middle titanium alloy sheet and the second composite bed is compound is enough to resist repeatedly and attacks.Through test proof bulletproof stab-resistant clothes provided by the invention, there is excellent bulletproof anti-puncturing combination property, meet the standard of police bounce-back clothing and Anti-assassinate clothes, and bulletproof anti-puncturing clothing lighter weight provided by the invention, dressing personnel's action is not caused to obstruction.
The specific embodiment
In order further to understand the present invention, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these are described is for further illustrating the features and advantages of the present invention, rather than limiting to the claimed invention.
The preparation method who the embodiment of the invention discloses a kind of bulletproof stab-resistant clothes, comprising:
A), by superhigh molecular weight polyethylene fibers uniform spreading preheating;
B) adhesive coating dry on the superhigh molecular weight polyethylene fibers, after preheating, making surface density is 135g/m
2individual layer without latitude cloth;
C), get 18 layers of step b and make individual layer and superpose mutually without latitude cloth, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, obtain the first composite bed;
D), repeating step c, obtain the second composite bed;
E), described the first composite bed, 1 layer of titanium alloy layer and the second composite bed are superposeed, make bulletproof stab-resistant clothes, described the first composite bed forms skin, and titanium alloy sheet forms intermediate layer, the second composite bed forms internal layer, and the titanium alloy face of the first composite bed contacts with intermediate layer.
Superhigh molecular weight polyethylene fibers (UHMWPE), claims again high-strength high-modulus polyethylene (HSHMPE) fiber or extends chain (ECPE) polyethylene fibre, refers to that relative molecular mass is in (1～6) * 10
6the superhigh molecular weight polyethylene fibers made afterwards through spinning-stretchings of polyethylene.Superhigh molecular weight polyethylene fibers reinforced composite is compared and is had higher resistance to impact with other fibre reinforced composites, and specific energy absorption is large, have outstanding anti-cutting, and the density of superhigh molecular weight polyethylene fibers is lower, is about 0.97g/cm
3, thereby the reinforced composite light weight that thus prepared by fiber, be particularly suitable for processing and prepare broigne.In order to make bulletproof stab-resistant clothes have good shock resistance, it is the superhigh molecular weight polyethylene fibers of 500g/d～650g/d that the present invention preferably selects elastic modelling quantity.
Spinning process for superhigh molecular weight polyethylene fibers, be preferably gel spinning, for example can be according to the gel spinning technique preparation described in patent GB2042414 or WO01/73173, concrete as: preparation has the linear polyethylene solution of high intrinsic viscosity, this solution is spun into silk at the temperature higher than solution temperature, be cooled to gelling temp to produce below gel this silk, and except before desolventizing, during or after drawn yarn, obtain superhigh molecular weight polyethylene fibers.
Step a and b are for preparation is without latitude cloth operation, without latitude cloth, be that polyethylene fibre is carried out to impregnation, dry making afterwards through even, parallel, the straight and upright continuous band that is arranged in, with respect to longitude and latitude woven fabric, without latitude cloth, avoided interweaving of filling yarn, the crimping that fiber can not occur is repeatedly crooked, therefore can not fall low-fiber original mechanical property; Meanwhile, easily there is space in the longitude and latitude place of interweaving, and affects the performance of composite, and be that fiber is arranged in parallel without latitude cloth, therefore can inherit to the full extent the mechanical property of fiber.
In step a, the object of fiber uniform spreading is: in follow-up upper glue process, adhesive is evenly distributed between fiber.Spreading methods for fiber, preferably adopt the technology of describing in patent CN1291090C: make fiber by friction piece friction, make static drawout on fabric strip with the drawing tension of≤0.1g/d, described friction piece is polygon prismatic body or the round of chromium oxide, magnesia or aluminium oxide material or its material coating, and the quantity of friction piece is one or more.Because polyethylene fibre is a kind of insulator, when the ceramic material friction of itself and insulating property (properties), be very easily with negative electricity, the static of this accumulative total can be up to more than ten thousand volts, after high-pressure electrostatic, mutually exclusive between fiber on fabric strip, can uniform spreading.After static uniform spreading launches on fabric strip, re-use method well known to those skilled in the art and eliminate the static on fiber.
The object of in step a, fiber being carried out to preheating is: removing on the one hand the internal stress of fiber, is that adhesive and fiber have better composite effect on the other hand, and preheat temperature is preferably 40 ℃～50 ℃.
The object of in step a, fiber being carried out to gluing is to make fiber in conjunction with tightr, and the adhesive adhering at fiber surface after gluing is in the hot pressing of step c is compound, also as the adhesive connecting without latitude cloth and titanium alloy.Above-mentioned adhesive preferably includes the epoxy resin of following composition: 6wt%～20wt%, polystyrene diblock EVA, the plasticizer of 0.5wt%～1.5wt% and the solvent of surplus of the neoprene of 5wt%～10wt%, 2wt%～5wt%.
Epoxy resin bonding power is strong, in order to guarantee the combined strength bination without latitude cloth and titanium alloy, in adhesive, the content of epoxy resin is 6wt%～20wt%, and the too high viscosity of adhesive that makes of epoxy resin content is excessive, increase gluing difficulty, and affect the uniformity of adhesive between fiber.
In adhesive, add neoprene to make on the one hand because it has higher adhesive force to polyethylene fibre, to be to concentrate from titanium alloy sheet different stress causing of coefficient of thermal expansion due to the two in hot pressing recombination process in order relaxing without latitude cloth on the other hand, to improve raising impact resistance and the stripper-resistance of composite bed simultaneously.
Polyphenyl alkene diblock EVA has better viscosity and thermoplasticity, so will can not affect the original plasticity of fiber after described high strength fibre bonding as adhesive, thereby make the anti-stabbing lining making possess higher resistance to impact, polyphenyl alkene diblock EVA is also as bulking agent, increase the compatibility of epoxy resin and neoprene, between hardening constituent, bond, for polyphenyl alkene diblock EVA, preferably adopt polystyrene-butadiene diblock EVA or polystyrene-poly isoprene diblock EVA.
In adhesive, add plasticizer can improve the plasticity of adhesive, give adhesive better croop property, the bulletproof anti-puncturing fabric that makes to make has the characteristic of better absorption and transferring energy.According to the present invention, described plasticizer can be phthalic acid ester, fatty group dibasic acid or epoxide, is preferably fatty group dibasic acid or epoxide, more preferably DOA(hexanedioic acid dioctyl ester) or epoxidised soybean oil.Described solvent can be benzene, toluene, chloroform, carbon tetrachloride, hexane, cyclohexane, chlorination cyclohexane, diethyl ether, methyl-isobutyl ether, ethyl acetate or amyl acetate.The present invention preferably 2,3-diacetyl, cyclohexane, ethyl acetate or methyl-isobutyl ether.
The adhesive that the present invention uses can be prepared by technology well known to those skilled in the art, detailed process is: be furnished with the jacketed mixing kettle of rotor, preferably in jacketed heavy burden blender, add partial solvent and all epoxy resin and polystyrene diblock EVAs, then temperature is increased to 160 ℃～175 ℃, after epoxy resin and polystyrene diblock EVA dissolve, cool the temperature to 150 ℃～155 ℃, after solution mixes, add successively the solvent of plasticizer, neoprene and surplus, solution is continued to mix make adhesive.For blender, can use equipment well known to those skilled in the art, to this, there is no particular restriction in the present invention.
Owing to being superhigh molecular weight polyethylene fibers without what play main bulletproof anti-puncturing effect in latitude cloth, therefore adhesive too high levels can affect impact resistance and the anti-cutting of bulletproof stab-resistant clothes, but if content is too low, can affect the combined strength bination without latitude cloth and titanium alloy sheet, without the content of adhesive in latitude cloth, be preferably 32wt%～40wt%.
The method that fiber is carried out to gluing can adopt the method for sprinkling, to spray paste stick on fiber.Preferably superhigh molecular weight polyethylene fibers is passed through to upper glue roller adhesive coating.Fiber needs to be dried processing after gluing, so that the solvent evaporates in adhesive is fallen and cured adhesive, baking temperature can be 40 ℃～70 ℃, and after being dried, making surface density is 135g/m
2individual layer without latitude cloth.
In step c, get 18 layers of step b and make individual layer and superpose mutually without latitude cloth, adjacent without latitude cloth, to become 0 °/20 ° arrangements be in all directions, evenly to have good mechanics to transmit performance in order to make to make composite bed.Titanium alloy has the advantages that intensity is high and density is little, thereby will carry out not only can improving the intensity of bulletproof stab-resistant clothes without latitude cloth and titanium alloy, and can be so unheavy as traditional ballistic protective clothing with metallic plate, effectively alleviates the weight of bulletproof stab-resistant clothes.The titanium alloy type that the present invention selects can be Ti-6Al-4V, Ti-5Al-2.5Sn, Ti-2Al-2.5Zr, Ti-32Mo, Ti-Mo-Ni, Ti-Pd, SP-700, Ti-6242, Ti-1023, Ti-10-5-3, Ti-1023, BT9, BT20, IMI829 or IMI834.Preferably select Ti-6Al-4V or Ti-5Al-2.5Sn.It is 100 ℃～130 ℃ that hot pressing temperature is controlled, and is preferably 110 ℃～120 ℃, and hot pressing pressure is controlled as 26Mpa～30Mpa, obtains the first composite bed.Steps d is to prepare the second composite bed according to the method for step c.
After being superposeed according to step e, above-mentioned the first composite bed, 1 layer of titanium alloy sheet and the second composite bed obtain bulletproof stab-resistant clothes.
When bulletproof anti-puncturing fabric is suffering sharp sword or bullet attack to do the used time, due to high strength friction meeting generation amount of heat in short-term, therefore, in order to reduce the injury of this high temperature for a short time amount to human body, the present invention also preferably the first composite bed, intermediate layer and the second composite bed carry out compound before, in interlayer surfaces, apply thermal insulation layer, described thermal insulation layer comprises: the aluminium silicate powder of the organic siliconresin of 70wt%～80wt%, the zirconium dioxide of 10wt%～15wt% and 8wt%～12wt%.Zirconium dioxide and aluminium silicate powder fusing point is higher and thermal conductivity is lower, organic siliconresin has excellent moisture resistance rustless property, after the zirconium dioxide of aforementioned proportion, aluminium silicate powder and organic siliconresin are mixed, it is comparatively approaching that it has good thermal insulation and coefficient of thermal expansion and titanium alloy, and then can not produce tensile stress.The method that applies thermal insulation layer in interlayer surfaces can be: after above-mentioned thermal insulation layer raw material is mixed, be coated on intermediate layer, then at 300 ℃～400 ℃, dry and burn 30 minutes～40 minutes.
For increase bulletproof stab-resistant clothes surface smoothness, make bullet or sharp sword be difficult for thrusting bulletproof stab-resistant clothes inside, also preferably on the surface of bulletproof stab-resistant clothes, i.e. the first composite bed without latitude layer of cloth, the processing of waxing, for waxing, can adopt method well known to those skilled in the art, to this, there is no particular restriction in the present invention.
Accordingly, the present invention also provides a kind of bulletproof stab-resistant clothes of being prepared by said method, and it has excellent anti-stab and bulletproof effect concurrently, and lighter weight, is suitable for dress.
In order further to understand the present invention, below in conjunction with embodiment, bulletproof stab-resistant clothes provided by the invention is described.Epoxy resin in following examples is the D.E.N. that DOW Chemical is produced
tMnovolac epoxy resin; Polystyrene-butadiene diblock EVA is provided by U.S. Phillips oil company, and trade names are Solprene406; Polystyrene-poly isoprene diblock EVA You Ba mound petro-chemical corporation provides, and trade names are 1105; Neoprene is provided by Japanese DENKA company, and trade names are A-70; Titanium alloy is the Ti-6Al-4V being provided by Tianjin Ge Ruixin metal material Co., Ltd; Organic siliconresin is provided by Debang Chemical New Material Co., Ltd., and trade names are DB-8030.
Embodiment 1
1, the RYX90 superhigh molecular weight polyethylene fibers that Jiang400 dawn Ningbo Rongyi Chemical Fibre Technology Co., Ltd. produces is placed on creel, spindle on creel is assembled bunchy after creel, via static generating apparatus is laggard, enter static eraser, eliminate static, then by the superhigh molecular weight polyethylene fibers of uniform spreading through the preheating at the temperature of 50 ℃ of overheated path.
2, the fiber after preheating is imported to sizer by upper glue roller gluing, in upper glue roller, adhesive comprises: polystyrene-butadiene diblock EVA of the epoxy resin of 15wt%, the neoprene of 8wt%, 4wt%, the DOA of 1wt% and No. 120 solvent naphthas (2 of surplus, 3-diacetyl), making surface density is 135g/m
2without latitude cloth, without the content of adhesive in latitude cloth, be 35wt%.
3, get 18 layers of step 2 and make without latitude cloth and superpose mutually, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, it is 28Mpa that pressure is set, temperature is 120 ℃, obtains the first composite bed.
4, according to the method for step 3, prepare the second composite bed.
5, the first composite bed step 3 being made is as skin, get 1 layer of titanium alloy sheet as intermediate layer, get the second composite bed that step 4 makes as internal layer, skin, intermediate layer and internal layer are superposeed, wherein, the titanium alloy face of the first composite bed contacts with the titanium alloy in intermediate layer, obtains bulletproof stab-resistant clothes after stack.
Embodiment 2
1, the RYX90 superhigh molecular weight polyethylene fibers that Jiang400 dawn Ningbo Rongyi Chemical Fibre Technology Co., Ltd. produces is placed on creel, spindle on creel is assembled bunchy after creel, via static generating apparatus is laggard, enter static eraser, eliminate static, then by the superhigh molecular weight polyethylene fibers of uniform spreading through the preheating at the temperature of 45 ℃ of overheated path.
2, the fiber after preheating is imported to sizer by upper glue roller gluing, in upper glue roller, adhesive comprises: the polystyrene-poly isoprene diblock EVA of the epoxy resin of 10wt%, the neoprene of 6wt%, 5wt%, the DOA of 0.6wt% and No. 120 solvent naphthas (2 of surplus, 3-diacetyl), making surface density is 135g/m
2without latitude cloth, without the content of adhesive in latitude cloth, be 38wt%.
3, get 18 layers of step 2 and make without latitude cloth and superpose mutually, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, it is 26Mpa that pressure is set, temperature is 120 ℃, obtains the first composite bed.
4, according to the method for step 3, prepare the second composite bed.
5, separately get one deck titanium alloy sheet, on its surface, apply insulation agent, insulation agent comprises: the alumina silicate powder of the organic siliconresin of 75wt%, the zirconium dioxide of 12wt% and surplus, and then this titanium alloy sheet is dried and burnt 30 minutes at 350 ℃, on titanium alloy sheet surface, form thermal insulation layer;
The thermal coefficient of expansion of test thermal insulation layer is 9.5 * 10
-6/ ℃, with the thermal coefficient of expansion 8.8 * 10 of titanium alloy
-6/ ℃ comparatively approaching, the thermal conductivity of 300 ℃ is only 1.34W/mk, has good effect of heat insulation.
6, the first composite bed step 3 being made is as skin, get the titanium alloy sheet that is covered with thermal insulation layer of step 5 as intermediate layer, get the second composite bed that step 4 makes as internal layer, skin, intermediate layer and internal layer are superposeed, wherein, the titanium alloy face of the first composite bed contacts with the titanium alloy in intermediate layer, and the titanium alloy face of the second composite bed contacts with the titanium alloy in intermediate layer, obtains bulletproof stab-resistant clothes after stack.
Embodiment 3
1, the RYX90 superhigh molecular weight polyethylene fibers that Jiang400 dawn Ningbo Rongyi Chemical Fibre Technology Co., Ltd. produces is placed on creel, spindle on creel is assembled bunchy after creel, via static generating apparatus is laggard, enter static eraser, eliminate static, then by the superhigh molecular weight polyethylene fibers of uniform spreading through the preheating at the temperature of 50 ℃ of overheated path.
2, the fiber after preheating is imported to sizer by upper glue roller gluing, in upper glue roller, adhesive comprises: the polystyrene-poly isoprene diblock EVA of the epoxy resin of 18wt%, the neoprene of 8wt%, 3wt%, the DOA of 1.3wt% and No. 120 solvent naphthas (2 of surplus, 3-diacetyl), making surface density is 135g/m
2without latitude cloth, without the content of adhesive in latitude cloth, be 34wt%.
3, get 18 layers of step 2 and make without latitude cloth and superpose mutually, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, it is 26Mpa that pressure is set, temperature is 120 ℃, obtains the first composite bed.
4, according to the method for step 3, prepare the second composite bed.
5, separately get one deck titanium alloy sheet, on its surface, apply insulation agent, insulation agent comprises: the alumina silicate powder of the organic siliconresin of 72wt%, the zirconium dioxide of 14wt% and surplus, and then this titanium alloy sheet is dried and burnt 40 minutes at 330 ℃, titanium alloy surface forms thermal insulation layer;
The thermal coefficient of expansion of test thermal insulation layer is 9.5 * 10
-6/ ℃, with the thermal coefficient of expansion 8.8 * 10 of titanium alloy
-6/ ℃ comparatively approaching, the thermal conductivity of 300 ℃ is only 1.36W/mk, has good effect of heat insulation.
6, the first composite bed step 3 being made is as skin, get the titanium alloy sheet that is covered with thermal insulation layer of step 5 as intermediate layer, get the second composite bed that step 4 makes as internal layer, skin, intermediate layer and internal layer are carried out to limit stack, wherein, the titanium alloy face of the first composite bed contacts with the titanium alloy in intermediate layer, and the titanium alloy face of the second composite bed contacts with the titanium alloy in intermediate layer, obtains bulletproof stab-resistant clothes after stack.
Comparative example 1
1, prepare anti-stabbing lining
By being dried at 110 ℃ after PE fiber crimp, dried short fiber is cut into the short fiber of 70mm, short fiber is carried out to shredding, combing, by the PE after combing short carry out three stacked add lapping after acupuncture become nonwoven, needling density is 3000 pins/cm
2;
It is 150g/cm that 200 of PE fiber twisting are made to surface density with arrow shaft loom afterwards
2plain weave shape PE woven fabric;
The nonwoven of preparation and woven fabric are imported to gluing groove successively and carry out gluing, adhesive comprises: No. 120 solvent naphthas of the KARTON G-1650 of 20wt%, 5wt% rosin and surplus, in nonwoven, the content of adhesive is 12wt%, and in woven fabric, the content of adhesive is 20wt%;
Nonwoven after woven fabric after gluing and 3 layers of gluing is carried out to send into hydraulic press after superimposed hot-forming, hot pressing temperature is that 100 ℃, pressure are that 8Mpa, hot pressing time are 10min, makes anti-stabbing lining.
2, anti-stabbing lining step 1 being made is compound with figure WLL, polyethylene board, air foam plastic plate and aluminium alloy plate successively.
The bulletproof stab-resistant clothes of embodiment 1～3 and comparative example 1 preparation is carried out to anti-stab performance, ballistic performance test for the first time for the first time successively, and anti-stab the performance test results is listed in table 1 for the first time, and ballistic performance test result is listed in table 2 for the first time.Then the sample through above-mentioned test is carried out successively again to anti-stab performance, ballistic performance test for the second time for the second time, anti-stab the performance test results is listed in table 3 for the second time, and ballistic performance test result is listed in table 4 for the second time.
Table 1 is anti-stab the performance test results for the first time
Table 2 is ballistic performance test result for the first time
Table 3 is anti-stab the performance test results for the second time
Table 4 is ballistic performance test result for the second time
The bulletproof anti-puncturing face clothes of comparative example 1 preparation are comparatively heavy, and due to the anti-stab and shellproof combination property of tool not, when carrying out ballistic performance test for the first time, outermost anti-stabbing lining is damaged, there is breach in fabric surface, while carrying out anti-stab performance test for the second time, the anti-stab performance of anti-stabbing lining weakens greatly, cutter has thrust air foam plastic plate, the shock-absorbing capacity of cloth is damaged, and then when carrying out shellproof test for the second time, making the bulletproof ability of bulletproof stab-resistant clothes mainly only depend on aluminium alloy plate to provide, bulletproof effect is poor.And bulletproof anti-puncturing fabric prepared by the present invention light weight not only, in the process of testing, all there is not damaged situation, there is excellent anti-stab and shellproof combination property, can resist repeatedly and attack, the standard that meets police bounce-back clothing and Anti-assassinate clothes, is applicable to adverse circumstances complicated and changeable.
The explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a preparation method for bulletproof stab-resistant clothes, is characterized in that, comprising:
A, by superhigh molecular weight polyethylene fibers uniform spreading preheating;
Adhesive coating dry on b, the superhigh molecular weight polyethylene fibers after preheating, making surface density is 135g/m
2individual layer without latitude cloth;
C, get 18 layers of described individual layer and superpose mutually without latitude cloth, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements, by above-mentioned 18 layers compound without latitude cloth and the hot pressing of 1 layer of titanium alloy sheet, obtain the first composite bed;
D, repeating step c, obtain the second composite bed;
E, described the first composite bed, 1 layer of titanium alloy layer and the second composite bed are superposeed, make bulletproof stab-resistant clothes, described the first composite bed forms skin, and titanium alloy sheet forms intermediate layer, the second composite bed forms internal layer, and the titanium alloy face of the first composite bed contacts with intermediate layer.
2. method according to claim 1, is characterised in that, the elastic modelling quantity of described superhigh molecular weight polyethylene fibers is 500g/d～650g/d.
3. method according to claim 1, is characterized in that, described titanium alloy is Ti-6Al-4V or Ti-5Al-2.5Sn.
4. method according to claim 1, it is characterized in that, described adhesive comprises: polystyrene diblock EVA, the plasticizer of 0.5wt%～1.5wt% and the solvent of surplus of the epoxy resin of 6wt%～20wt%, the neoprene of 5wt%～10wt%, 2wt%～5wt%.
5. method according to claim 4, is characterized in that, by described the first composite bed, 1 layer of titanium alloy sheet and second composite bed with before superposeing, also comprises:
On titanium alloy sheet surface, apply thermal insulation layer, described thermal insulation layer comprises: the aluminium silicate powder of the organic siliconresin of 70wt%～80wt%, the zirconium dioxide of 10wt%～15wt% and 8wt%～12wt%.
6. method according to claim 5, is characterized in that, also comprises: described the first composite bed without the laminated processing of waxing of latitude cloth.
7. a bulletproof stab-resistant clothes of preparing according to preparation method claimed in claim 1, it is characterized in that, comprise successively from outside to inside: the first composite bed, intermediate layer and the second composite bed, described intermediate layer is 1 layer of titanium alloy sheet, and described the first composite bed and the second composite bed all comprise from outside to inside successively: 18 aspect density are 135g/m
2without latitude cloth and 1 layer of titanium alloy sheet, adjacently without fiber in latitude cloth, be 0 °/20 ° arrangements.
8. bulletproof stab-resistant clothes according to claim 7, it is characterized in that, describedly without the adhesive in latitude cloth, comprise: polystyrene diblock EVA, the plasticizer of 0.5wt%～1.5wt% and the solvent of surplus of the epoxy resin of 6wt%～20wt%, the neoprene of 5wt%～10wt%, 2wt%～5wt%.
9. bulletproof stab-resistant clothes according to claim 8, it is characterized in that, described interlayer surfaces is coated with thermal insulation layer, and described thermal insulation layer comprises: the aluminium silicate powder of the organic siliconresin of 70wt%～80wt%, the zirconium dioxide of 10wt%～15wt% and 8wt%～12wt%.
10. bulletproof stab-resistant clothes according to claim 9, is characterized in that, described the first composite bed without the laminated Wax-coated layer of latitude cloth.
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| CN103015041B (en) * | 2013-01-14 | 2015-02-25 | 江苏领瑞新材料科技有限公司 | Preparation method of white carbon black enhanced UHMWPE (ultrahigh molecular weight polyethylene) fiber composite non-weft fabric |
| CN103727843A (en) * | 2013-08-02 | 2014-04-16 | 太仓派欧技术咨询服务有限公司 | Self-healing bulletproof composite material |
| CN110527933B (en) * | 2019-10-16 | 2021-02-02 | 中国航空制造技术研究院 | Preparation method of titanium-based composite material thermal protection skin structure |
| CN111546713A (en) * | 2020-05-14 | 2020-08-18 | 上海联博安防器材股份有限公司 | Bulletproof flashboard and method for combining PE laminated board and paint thereof |
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| CN1070469A (en) * | 1991-09-20 | 1993-03-31 | Dsm有限公司 | The bullet proof composite plating of forming by one deck composite and layer of metal |
| EP1627719A1 (en) * | 2004-08-16 | 2006-02-22 | FMS Enterprises Migun Ltd. | Multilayered polyethylene material and ballistic resistant articles manufactured therefrom |
| CN101397757A (en) * | 2007-09-30 | 2009-04-01 | 东华大学 | Ultra-high molecular weight northylen composite welfless cloth and manufacture method and use |
| CN101684992A (en) * | 2008-09-27 | 2010-03-31 | 宁波荣溢化纤科技有限公司 | Bulletproof composite board |
| CN101762210A (en) * | 2009-11-26 | 2010-06-30 | 张振民 | Bullet-proof and stab-resistant clothing and manufacturing method of protective layers thereof |
| CN201819624U (en) * | 2010-09-29 | 2011-05-04 | 宁波荣溢化纤科技有限公司 | Bulletproof and stabproof vest |
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2010
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070469A (en) * | 1991-09-20 | 1993-03-31 | Dsm有限公司 | The bullet proof composite plating of forming by one deck composite and layer of metal |
| EP1627719A1 (en) * | 2004-08-16 | 2006-02-22 | FMS Enterprises Migun Ltd. | Multilayered polyethylene material and ballistic resistant articles manufactured therefrom |
| CN101397757A (en) * | 2007-09-30 | 2009-04-01 | 东华大学 | Ultra-high molecular weight northylen composite welfless cloth and manufacture method and use |
| CN101684992A (en) * | 2008-09-27 | 2010-03-31 | 宁波荣溢化纤科技有限公司 | Bulletproof composite board |
| CN101762210A (en) * | 2009-11-26 | 2010-06-30 | 张振民 | Bullet-proof and stab-resistant clothing and manufacturing method of protective layers thereof |
| CN201819624U (en) * | 2010-09-29 | 2011-05-04 | 宁波荣溢化纤科技有限公司 | Bulletproof and stabproof vest |
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| CN102435102A (en) | 2012-05-02 |
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