EP3064888B1 - Kugelsicherer artikel, insbesondere kleidungsstück zum schutz gegen das eindringen von kugeln - Google Patents

Kugelsicherer artikel, insbesondere kleidungsstück zum schutz gegen das eindringen von kugeln Download PDF

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Publication number
EP3064888B1
EP3064888B1 EP16157643.4A EP16157643A EP3064888B1 EP 3064888 B1 EP3064888 B1 EP 3064888B1 EP 16157643 A EP16157643 A EP 16157643A EP 3064888 B1 EP3064888 B1 EP 3064888B1
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EP
European Patent Office
Prior art keywords
panels
panel
woven
article according
fabric
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EP16157643.4A
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English (en)
French (fr)
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EP3064888A1 (de
Inventor
Hakim Hoepffner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Protecop SA
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Protecop SA
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
    • F41H5/00—Armour; Armour plates
    • F41H5/02—Plate construction
    • F41H5/04—Plate construction composed of more than one layer
    • F41H5/0471—Layered armour containing fibre- or fabric-reinforced layers
    • F41H5/0478—Fibre- or fabric-reinforced layers in combination with plastics layers

Definitions

  • the present invention relates to an article resistant to bullets and / or knives, particularly needle-type, including a protective clothing against bullets, for example a bulletproof vest.
  • a protective clothing against bullets for example a bulletproof vest.
  • Such an article is known from the document GB 2,258,389 A .
  • a bulletproof vest comprising a stack of panels, namely at least a first nonwoven panel, preferably disposed in the stack on the outer side or opposite to the body of the wearer of the article resistant to bales, the or each first non-woven panel consisting of at least one ply of textile fibers, preferably unidirectional, consolidated into a thermoplastic film, and, on the body side, at least one second woven panel, the or each second panel comprising a fabric, especially a woven material, in particular aramid.
  • a vest comprising a stack of panels, consisting of a so-called ballistic packet and a so-called stab package, put together in a pocket so that the so-called stab package is on the outside, it is to say on the opposite side to the body.
  • the so-called knife-resistant package comprises a knife-resistant panel or layer formed in succession from a rubber layer, an EVA glue film, a woven fabric, an EVA glue film and a a layer of rubber.
  • the bullet-proof vests described in these documents of the prior art have the advantage of being light and allow, however, to properly stop the bullets by limiting as much as possible the deformation of the part against the body to avoid any trauma to it, we still want to improve things by aiming for a product still light, but which allows even better stop the bullets and limit the trauma resulting from the impact of the bullet on the vest vis-à-vis the body of the wearer.
  • the web has a thickness greater than the thickness of the one-faced fiber fabric of which it is attached.
  • the thickness is measured perpendicular to the main faces of the fabric, ie in the stacking direction of the panels.
  • thermoplastic web is the outermost element of the or each second panel of which it is part.
  • the stack there is provided in the stack, on the side opposite the first (s) panel (s) nonwoven (s), at least a third nonwoven panel, the or each third nonwoven panel having at least one consolidated fold of fibers, the panel or panels of the at least one third nonwoven panel being identical to the first panel (s).
  • This provides a particularly effective article against both bullets and knives and / or needles while maintaining excellent ergonomics in terms of weight and / or flexibility and / or thickness.
  • the number of first nonwoven panels is greater than the number of third nonwoven panels, in particular there is provided from 5 to 25 first nonwoven panels, preferably from 10 to 20 first non-woven panels, by Example 15 first non-woven panels, and provided from 1 to 5 third nonwoven panels, preferably from 2 to 4 third nonwoven panels, for example 3 third panels.
  • At least two second woven panels are provided and it is interposed between two second successive woven panels of the fourth nonwoven panels, which may in particular be identical to the first and / or third panels, each fourth panel consisting of at least one consolidated fold of fibers.
  • thermoplastic webs attached to the fabrics of the second woven panels is increasing from the second woven panel closest to the first one or the first panels to a second panel woven further from the first panel or panels, particularly to the second panel farthest from the first panel or panels.
  • the first (s), third (s) and fourth (s) panels are identical to each other.
  • the first (s) and / or second (s) and / or third (s) panels comprise at least 2 consolidated folds of monodirectional fibers, extending 90 ° from each other.
  • the first (s) and / or third (s) and / or fourth (s) panels comprise 4 consolidated folds of crossed polyethylene fibers 2 to 2, for example by a matrix in a polymeric material, in particular thermoplastic material.
  • a matrix is understood to mean a material which, in particular, binds the fibers, for example aramid or polyethylene fibers, of each of the aramid fiber plies, in particular aligned in one-way directions, and thus stabilizes the fibers inside them. of each or each of the folds of fibers and, after possible interleaving of the folds of fibers, binds them to one another.
  • cross or crisscross folds are understood to mean an arrangement of at least two monodirectional aligned fiber plies, wherein the at least two one-way aligned fiber plies are bonded to one another so that the fibers aligned of the two folds make an angle, preferably 90 °.
  • consolidated fold is understood to mean that the fibers of the fold or folds, in particular monodirectional aligned, are held together, in particular bonded to each other by addition of a matrix material, by covering them with two films, or by a combination of the two techniques.
  • fibers means an oblong body whose length dimension is much greater than a transverse dimension in width and width. thickness. Accordingly, fibers include fibers or monofilaments, multifilament fibers, ribbons, tapes, staple fibers, and yarns made from one or more of the foregoing examples, for example, multifilament yarns or yarns. short fiber base. Particularly preferably, fibers mean multifilament yarns.
  • the cross sections of the fibers to be used in the present invention can vary to a very large extent. They can be circular, flat, oblong in cross section. They may also be of regular or irregular shape, have a plurality of regular or irregular lobes protruding from the longitudinal axis, for example a filament. Preferably, the fibers have a substantially circular cross section.
  • aramid fibers are understood to mean fibers produced from an aromatic polyamide as the polymer forming the fiber.
  • aromatic polyamides P-aramid.
  • poly (p-phenyleneterephthalamide) is the most preferred.
  • Poly (p-phenyleneterephthalamide) results from the mole to mole polarization of p-phenylenediamine and terephthalic acid dichloride.
  • Fibers, consisting for example of multifilament yarns made from poly (p-phenyleneterephthalamide), can be obtained under the trademark TWARON.
  • aramid fibers useful for forming fabrics or folds of fibers in the panels of articles Bullet resistant according to the present invention are those formed from the aromatic copolymer as the polymer forming the fiber.
  • a p-phenylene diamine and / or a terephthalic acid dichloride are partially or completely substituted by other aromatic diamines and / or dicarboxylic acid chlorides.
  • Each first panel comprising the stack of first panels preferably contains at least two consolidated folds of unidirectional aligned fibers, the fibers, in particular of polyethylene or aramid, being provided with a matrix material, the number of aligned fiber layers. monodirectional being limited for practical reasons, mainly by the practical requirement that the consolidated panel should preferably be able to be wound.
  • each first panel comprises from 2 to 10 consolidated folds of monodirectional aligned fibers.
  • each first consolidated panel consists of 2 to 6 folds of aligned monodirectional aligned fibers, in particular very high density polyethylene said UHMWPE.
  • Each first panel contains at least two crossed folds of fibers, in particular polyethylene, in particular UHMWPE, monodirectional aligned, the fibers being provided with a first matrix material, the first matrix material comprising a first polymer, preferably a first organic polymer .
  • the first, preferably organic, polymer is present on the monodirectional fibers in a percentage of weight sufficient to bind the at least two folds of monodirectional aligned fibers to one another. Therefore, it is not necessary that any space between the monodirectional aligned fibers be filled with the first polymer. It is sufficient that the applied amount of the first polymer allows sufficient bonding of the at least two monodirectional aligned fiber layers to one another.
  • the first polymer can be distributed along points on the fibers and between the fibers.
  • the weight of each first panel of polyethylene fibers, especially UHMWPE, in particular monodirectional aligned is between 75 and 260 g / m 2 .
  • the first polymer is a random copolymer of styrene-butadiene, that is to say a copolymer in which the copolymerization parameters of styrene and butadiene determine a random frequency of styrene and butadiene in the copolymer chain.
  • the weight of each second woven panel of aramid fibers may be between 400 and 1000 g / m 2 , especially between 440 and 840 g / m 2 .
  • a woven fabric of the second panel is made from aramid yarns 930 dTex having 1000 filaments.
  • the woven fabric preferably has a weft / column ratio of 2040.
  • the pitch of the wefts and the mesh columns is 85 / 10cm and the mass is between 300 and 500 g / m 2 .
  • the fabric may comprise aromatic polyamide fibers and / or polyethylene fibers.
  • aromatic polyamide fibers and / or polyethylene fibers.
  • polyethylene fibers In particular, ultra-high molecular molecular polyethylene.
  • resin is understood to mean synthetic resins, mainly obtained by the addition of polymerization and polycondensation, which are intermediates in the synthesis of high molecular plastics. More particularly, phenolic resins are polycondensation products of phenols and aldehydes, in particular phenol and formaldehyde.
  • polyurethanes As a matrix material, it is also possible to target polyurethanes, ethylene acrylic acids and polyvinyl butyral.
  • Each first panel and / or second panel may comprise films on its outer surfaces, films which are adhered to the two surfaces of each layer, such as polyolefin films, linear low density polyethylene (LLDPE) films and ultra high molecular weight polyethylene (UHMWPE) films, as well as polyester films, nylon films, polycarbonate films and the like. These films can have any desired thickness, typically between 2 and 20 microns.
  • films which are adhered to the two surfaces of each layer, such as polyolefin films, linear low density polyethylene (LLDPE) films and ultra high molecular weight polyethylene (UHMWPE) films, as well as polyester films, nylon films, polycarbonate films and the like.
  • LLDPE linear low density polyethylene
  • UHMWPE ultra high molecular weight polyethylene
  • the panels are preferably arranged one above the other to form the first and second cells without being bonded together. However, they can also be tied together, especially by sewing.
  • the weight of the roll of resin laminated on the fabric corresponds to more than 50%, in particular more than 60%, in particular more than 70%, of the weight of the second panel.
  • the or each web is attached to a respective woven fabric so as to form a respective unit panel forming a respective second panel.
  • the bulletproof vest comprises a stack of panels, including first 15 panels 1, 2 second panels 2, 3 third panels 3 and 3 fourth panels 4.
  • the first panels are on the outside and the fourth panels are located on the opposite side, that is to say on the side of the body.
  • the first, third and fourth panels are identical.
  • each first panel 1 consists of 4 consolidated folds of aligned monodirectional fibers of high density polyethylene, intersecting two by two at 90 °.
  • a resin matrix ensures the consolidation of the four plies and the assembly is sandwiched between two thermoplastic films.
  • the second panels 2 and 2 ', shown in section at the figure 2 each comprise a layer consisting of a 6.6 'weave of aramid fibers. It can in particular be the TWARON 2040, 930 dTex f1000, having a density of 13.9 and a weight of 480 g / m 2 .
  • thermoplastic material in particular vinyl, for example polyvinyl butyral
  • an adhesive for example an EVA polymer film or the like
  • Another favorable material for the webs 7, 7 ' is polypropylene.
  • the thickness of the ply 7.7 ' is greater than that of the respective woven 6.6' to which it is attached.
  • the thickness of the ply 7 made of thermoplastic material of the second panel 2 closest to the first panels 1 is greater than 0.1 mm and may especially be between 0.5 and 5 mm, especially between 1 and 4 mm.
  • the ratio of the thicknesses of the two plies 7 and 7 'can for example be between 1.5 and 5, preferably between 2 and 3.
  • Both woven 6, 6 ' have the same thickness.
  • This thickness may be between 0.1 and 5 mm, in particular between 0.2 and 1 mm, for example equal to 0.25 mm.
  • the total thickness of the second thinnest panel 2 may for example be between 0.4 and 0.6 mm.
  • the total thickness of the second thickest panel 2 ' may for example be between 0.65 and 0.85 mm, these values also apply to embodiments comprising more than two second panels.
  • the third panels 3, which are closest to the body, are for example 3 and are identical to the first panels. However, it could be made of another material, for example, rather than polyethylene, could be used aramid. It could also provide a number of different folds.
  • the second proximal panel 2 ' is disposed closer to the body than the second distal panel 2.
  • the second proximal panel 2 ' comprises a ply 7' of thermoplastic material thicker than the ply 7 of thermoplastic material of the second distal panel 2, the tissues 6 and 6 'distal and proximal being preferably identical.
  • each panel may have a basis weight of between 75 and 260 g / m 2 . It can be made of polyethylene, especially at high density, but can also be made of aramid or other similar material.
  • thermoplastic material is preferably little or not elastic.
  • an elastomer for example a rubber, is not a thermoplastic material within the meaning of the invention.
  • elastic material is meant a material such that a film or a sheet, consisting solely of this material, is elastic.
  • Elasticity is the physical property of a body to resume its original form after suppression of the solicitation.
  • elastic film or sheet is understood to mean a film or sheet which, according to the elasticity test below, has a remanence or SET less than 20%, preferably less than 15%, more preferably less than 10%, still more preferably less than 5% for a stretch of 100% of its initial width.
  • the elasticity of a film or a web can be determined by determining the remanence as follows: The sample is conditioned in a normal atmosphere, as defined in ASTDM 5170, temperature of 23 ° C ⁇ 2 ° C and relative humidity of 50% ⁇ 5%.
  • the sample is prepared by cutting with the cutter or scissors the product (for example the web of the invention or the film) in a sample of 45mm in width and 60 mm in length (in which direction the elasticity is measured).
  • Reinforcements are positioned, for example a non-woven layer, to prevent slipping and the beginning of breakage of the sample between the jaws by fixing them with double-sided sides of the zone. elastic to test and on each side;

Landscapes

  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)

Claims (14)

  1. Gegen Kugeln und/oder Stichwaffen beständiger Artikel, insbesondere ein Kleidungsstück, beispielsweise eine kugelsichere Weste, umfassend einen Stapel von Bahnen auf der Basis von Fasern, der mindestens eine erste Vliesbahn (1), bevorzugt eine Vielzahl erster Vliesbahnen, und mindestens eine zweite gewebte Bahn (2; 2') aufweist, wobei die oder jede erste Vliesbahn mindestens eine verfestigte Lage aus Fasern, insbesondere unidirektionalen Fasern, aufweist und die mindestens eine zweite gewebte Bahn ein Gewebe aus Fasern, insbesondere ein Gewirk (6; 6') aus Fasern, insbesondere aus Aramidfasern, aufweist, wobei der Artikel ferner eine Schicht (7; 7') aus thermoplastischem Material umfasst, die auf einer Fläche des Gewebes aus Fasern der zweiten Bahn oder mindestens einer der zweiten Bahnen befestigt ist und insbesondere eine Dicke von mehr als 0,1 mm, bevorzugt mehr als 0,2 mm, insbesondere mehr als 0,3 mm, noch bevorzugter mehr als 0,4 mm, beispielsweise zwischen 0,5 mm und 5 mm hat, wobei die Befestigung der Schicht (7; 7') aus thermoplastischem Material an dem Gewebe (6; 6') aus Fasern derart ist, dass die Schicht und das Gewebe als Ganzes eine Bahn bilden.
  2. Artikel nach Anspruch 1, dadurch gekennzeichnet, dass die Schicht eine Dicke hat, die größer ist als die Dicke des jeweiligen Gewebes, auf dessen einer Fläche sie befestigt ist.
  3. Artikel nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die thermoplastische Schicht das äußerste Element der oder jeder zweiten Bahn ist, zu der sie gehört.
  4. Artikel nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Schicht (7; 7') auf der Seite der ersten Bahn oder Bahnen auf der Fläche des Gewebes (6; 6') befestigt ist.
  5. Artikel nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die zweite Bahn oder die Bahn der Vielzahl zweiter Bahnen, die dem Körper am nächsten ist, nicht die Bahn des Stapels von Bahnen ist, die dem Körper am nächsten ist.
  6. Artikel nach Anspruch 5, dadurch gekennzeichnet, dass in dem Stapel, auf der Seite der zweiten Bahn oder der Vielzahl zweiter Bahnen entgegengesetzt zu der(den) ersten Vliesbahn(en) mindestens eine dritte Vliesbahn (3) vorgesehen ist, wobei die oder jede dritte Vliesbahn mindestens eine verfestigte Lage aus Fasern aufweist, wobei die Bahn oder die Bahnen der mindestens einen dritten Vliesbahn identisch mit der(den) ersten Bahn(en) sein kann(können).
  7. Artikel nach Anspruch 6, dadurch gekennzeichnet, dass die Anzahl erster Vliesbahnen größer ist als die Anzahl dritter Vliesbahnen, insbesondere 5 bis 25 erste Vliesbahnen, bevorzugt 10 bis 20 erste Vliesbahnen, beispielsweise 15 erste Vliesbahnen vorgesehen sind und 1 bis 5 dritte Vliesbahnen, bevorzugt 2 bis 4 dritte Vliesbahnen, beispielsweise 3 dritte Bahnen vorgesehen sind.
  8. Artikel nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass mindestens zwei zweite gewebte Bahnen (2, 2') vorgesehen sind und dass zwischen zwei aufeinander folgende zweite gewebte Bahnen vierte Vliesbahnen (4) eingelegt sind, die insbesondere identisch mit den ersten und/oder dritten Bahnen sein können, wobei jede vierte Bahn aus mindestens einer verfestigten Lage aus Fasern besteht.
  9. Artikel nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, dass eine Vielzahl zweiter Bahnen (2, 2') vorgesehen ist und die jeweilige Dicke der thermoplastischen Schichten (7, 7'), die auf den Geweben der zweiten gewebten Bahnen befestigt sind, von der zweiten gewebten Bahn, die der oder den ersten Bahnen am nächsten ist, zu einer zweiten gewebten Bahn hin, die von der oder den ersten Bahnen weiter entfernt ist, insbesondere zu der zweiten Bahn hin, die am weitesten von der oder den ersten Bahnen entfernt ist, zunimmt.
  10. Artikel nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, dass 2 zweite Bahnen, zwischen 5 und 25 erste Bahnen und in dem Fall, in dem dritte Bahnen vorgesehen sind, zwischen 1 und 4 dritte Bahnen und in dem Fall, in dem zwischen zwei aufeinander folgende zweite gewebte Bahnen vierte Vliesbahnen (4) eingelegt sind, die insbesondere identisch mit den ersten und/oder dritten Bahnen sein können, wobei jede vierte Bahn aus mindestens einer verfestigten Lage aus Fasern besteht, zwischen 1 und 4 vierte Bahnen, die zwischen die beiden zweiten Bahnen gesetzt sind, vorgesehen sind.
  11. Artikel nach einem der Ansprüche 6 bis 10, dadurch gekennzeichnet, dass die erste(n) und dritte(n) Bahn(en) identisch zueinander sind.
  12. Artikel nach einem der Ansprüche 1 bis 11, dadurch gekennzeichnet, dass die erste(n) und/oder zweite(n) und/oder dritte(n) Bahnen mindestens 2 überkreuzte und verfestigte Lagen aus monodirektionalen Fasern aufweisen, die sich um 90° voneinander erstrecken.
  13. Artikel nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass das oder die Gewebe, insbesondere die Gewirke, der zweiten Bahnen Aramidfasern aufweisen und die erste Bahn oder die ersten Bahnen Fasern aus Polyethylen, insbesondere UHMWPE, aufweisen.
  14. Artikel nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, dass er eine Tasche aufweist, in die der Stapel von Bahnen eingesetzt ist.
EP16157643.4A 2015-03-02 2016-02-26 Kugelsicherer artikel, insbesondere kleidungsstück zum schutz gegen das eindringen von kugeln Active EP3064888B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1500395A FR3033400B1 (fr) 2015-03-02 2015-03-02 Article resistant aux balles, notamment un vetement de protection contre les balles

Publications (2)

Publication Number Publication Date
EP3064888A1 EP3064888A1 (de) 2016-09-07
EP3064888B1 true EP3064888B1 (de) 2019-10-23

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EP16157643.4A Active EP3064888B1 (de) 2015-03-02 2016-02-26 Kugelsicherer artikel, insbesondere kleidungsstück zum schutz gegen das eindringen von kugeln

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EP (1) EP3064888B1 (de)
FR (1) FR3033400B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3071050B1 (fr) * 2017-09-13 2021-10-22 Protecop Article resistant aux balles et/ou aux armes blanches, notamment un gilet pare-balles comportant un empilement de panneaux a base de fibres

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Publication number Priority date Publication date Assignee Title
US5190802A (en) * 1989-01-06 1993-03-02 Pilato Louis A Ballistic resistant laminate
US6003424A (en) * 1990-03-08 1999-12-21 Alliedsignal Inc. Armor systems
GB2258389B (en) * 1991-07-24 1995-03-15 Dowty Armourshield Ltd Protective shield
EP1644684B1 (de) * 2003-06-27 2010-08-11 Auburn University Geschichtetes schussfestes material
US7288493B2 (en) * 2005-01-18 2007-10-30 Honeywell International Inc. Body armor with improved knife-stab resistance formed from flexible composites
EP1729084B2 (de) 2005-06-02 2013-11-20 Compagnie Europeenne de Developpement Industriel (C.E.D.I.) Kugelsichere Weste
US7687412B2 (en) * 2005-08-26 2010-03-30 Honeywell International Inc. Flexible ballistic composites resistant to liquid pick-up method for manufacture and articles made therefrom
US8015617B1 (en) * 2008-05-14 2011-09-13 E. I. Du Pont De Nemours And Company Ballistic resistant body armor articles
US8236711B1 (en) * 2008-06-12 2012-08-07 Milliken & Company Flexible spike and knife resistant composite
US20140082808A1 (en) * 2012-09-21 2014-03-27 E I Du Pont De Nemours And Company Ballistic resistant body armor articles

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Title
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Also Published As

Publication number Publication date
FR3033400A1 (fr) 2016-09-09
EP3064888A1 (de) 2016-09-07
FR3033400B1 (fr) 2017-03-31

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