EP2798103B1 - Grillage de protection contre les insectes - Google Patents

Grillage de protection contre les insectes Download PDF

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Publication number
EP2798103B1
EP2798103B1 EP12805681.9A EP12805681A EP2798103B1 EP 2798103 B1 EP2798103 B1 EP 2798103B1 EP 12805681 A EP12805681 A EP 12805681A EP 2798103 B1 EP2798103 B1 EP 2798103B1
Authority
EP
European Patent Office
Prior art keywords
fabric
threads
core
coating
insect screen
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP12805681.9A
Other languages
German (de)
English (en)
Other versions
EP2798103A2 (fr
Inventor
Robert Krüger
Norbert Gernemann
Carsten BRÄUER
Rolf BRÜGGEMANN
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.)
SAATI Deutschland GmbH
Trittec AG
Original Assignee
SAATI Deutschland GmbH
Trittec AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SAATI Deutschland GmbH, Trittec AG filed Critical SAATI Deutschland GmbH
Publication of EP2798103A2 publication Critical patent/EP2798103A2/fr
Application granted granted Critical
Publication of EP2798103B1 publication Critical patent/EP2798103B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F1/00—General methods for the manufacture of artificial filaments or the like
    • D01F1/02—Addition of substances to the spinning solution or to the melt
    • D01F1/04—Pigments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
    • D03D15/587—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads adhesive; fusible
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D9/00—Open-work fabrics
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/52—Devices affording protection against insects, e.g. fly screens; Mesh windows for other purposes
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2401/00—Physical properties
    • D10B2401/02—Moisture-responsive characteristics
    • D10B2401/021—Moisture-responsive characteristics hydrophobic
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber

Definitions

  • the present disclosure relates to a thread for making insect screen meshes comprising a core, the core having a coating comprising heat-activatable adhesives for bonding to itself or other threads of the fabric, and wherein the core has a higher melting point than the adhesives having.
  • the present disclosure relates to a fabric for insect screens having a mesh weave structure comprising warp threads and weft yarns bonded together at junctions with adhesives.
  • the present invention relates to an insect screen according to claim 1, comprising a frame and a fabric spanned by the frame.
  • the present invention relates to a method of manufacturing insect screen meshes, comprising the steps of a) providing threads as warp threads and weft threads, b) weaving a fabric by means of the warp threads and weft threads, and c) heating the fabric to a temperature higher than the melting point of the adhesives and less than the melting point of the core is for generating cohesive bonds between the warp yarns and the weft yarns at their junctions.
  • Insect screens are used behind openable windows. They allow the window to be opened, for example for ventilation, without insects being able to penetrate into the room.
  • a fabric is clamped in a suitable frame, which is mounted behind the window frame.
  • tissue is understood as meaning manually or mechanically produced products of the weaving mill comprising at least two, in particular at right angles or at right angles, crossed thread systems.
  • the fabric as a whole maximum permeability to light and air, but not to insects offers and is as invisible as possible.
  • a fabric of the type mentioned is for example from the WO 2004/088078 A2 known.
  • the fabric be firmly connected at the node or crossing points between the warp threads and the weft threads.
  • an adhesive is suggested for bonding.
  • heat fusion of the filaments at the nodes or bonding by means of ultrasonic energy is suggested. It is disclosed as disadvantageous that the adhesive does not have the ultraviolet radiation resistance required for the application.
  • Another insect screen with a fabric of the type mentioned is from the WO 2003/067015 A1 known.
  • the fabric disclosed there is provided with a thin coating which makes the fabric look dull black and additionally causes a weak solidification at the nodes of the threads.
  • a fabric for insect screens is known, in the production of which the warp threads and weft threads are glued together by means of a polyester resin in aqueous solution.
  • the resulting fabric is very stable and has a high permeability to light and air.
  • the polyester resin blinds a not insignificant number of meshes of the fabric, with the fenestrated meshes being clearly visible to the human eye. Meshes with fenestrated mesh are rejects for their desired use, namely as invisible insect screens as possible.
  • the JP 2000 290 856 A describes a foldable fabric for insect screens for attachment to doors or windows.
  • the fabric has a mesh weave structure and includes knit yarns and weft yarns bonded together at junctions by means of adhesives.
  • the threads are formed as bicomponent threads with a core and a coating.
  • the coating contains a heat-activatable adhesive which has a lower melting point than the core.
  • the fabric is heated, whereby the warp threads and the weft threads are welded together at their nodes. If the fabric is installed in a humid ambient climate, the meshes of the fabric will fade from the threads due to moisture precipitation.
  • the insect screens made of this fabric are clearly visible and disturb the perception of a viewer when looking through the grid.
  • the present invention is therefore based on the object to provide an insect screen and a method for producing tissues for insect screens of the type mentioned in order to avoid the disadvantages associated with the prior art.
  • the object directed to the thread is achieved with a thread of the type mentioned above, the coating of which comprises hydrophobic repelling agents.
  • the thread of the insect screen according to the invention is automatically equipped with the required for its processing adhesive.
  • the thread according to the insect screen according to the invention allows a localized bonding of warp threads and weft threads at nodes of the fabric.
  • a global application of an adhesive in the form of an aqueous solution, which can lead to the fencing of mesh, is avoided according to the invention.
  • the activation of the adhesive takes place in a very simple way, namely by heating.
  • the temperature can thus be very accurate control when the thread is adhesively activated or deactivated according to the insect screen according to the invention is.
  • the core has a higher melting point than the adhesives.
  • the adhesives can be melted and thus tack-activated, but without the core melting or substantially softening to prevent tearing of the thread during bonding.
  • the invention encompasses coatings which completely cover the thread, but also those which are formed as strips parallel to the longitudinal axis of the thread or rings of finite width running along the circumference of the thread. Even discrete, dot-like coating patterns are provided according to the invention.
  • the thread according to the insect screen according to the invention is particularly efficient for an invisible as possible tissue for insect screens processed.
  • the coating according to the invention comprises hydrophobic repellent.
  • Such repellents prevent the accumulation of humidity and water droplets on the thread, whereby it remains dry. If the thread is supplied to its determination according to the invention, namely for the manufacture of fabrics for insect screens, the hydrophobic repelling agents prevent the stitching of stitches by water drops, so that the fabric remains invisible even at high humidity or precipitation.
  • the coating may also include colorants.
  • colorants By adding colorants, the color of the thread can be defined during its production. It is well known that insect screen meshes are perceived by the viewer to be less distracting when viewed through a dark color. So it's special advantageous if the thread from which fabric for insect screens are made, is dark in color.
  • the invention comprises the core of a polyester, in particular polyethylene terephthalate (PET), and the coating as an adhesive polyolefin, in particular polyethylene (PE).
  • PET and PE are able to make a material connection.
  • the coating is inextricably bonded to the core, so that the coating does not peel off, for example, in the case of a strong curving or kinking of the thread.
  • the inventive functionality of the thread thus remains in principle for an infinitely long time.
  • the pair of PET and PE excellently meets the above melting point condition, since PET has a melting point greater than 250 ° C, but PE melts as low as 130 ° C.
  • a process temperature for bonding the warp threads and weft threads of the fabric is therefore to be chosen advantageously from a closed by the two melting points interval.
  • the fabric pair PET and PE selected in this embodiment is outstandingly suitable for producing the thread according to the invention by means of coextrusion of core and coating.
  • the coating contains as a repellent fluorinated polyolefin, in particular polytetrafluoroethylene (PTFE).
  • PTFE polytetrafluoroethylene
  • the coating has carbon black as colorant. Soot-enriched PE appears optically black and thus, as a PE-coated fabric, is less visible than milky white fabric.
  • the soot particles stabilize the inventive filament against ultraviolet radiation, which is important for sun-exposed fabric of insect screens to extend their durability.
  • the thread can be produced by coextrusion of core and coating.
  • the Forming processes of extrusion are ideal for producing continuous products, such as threads.
  • feed a first extruder PET and a second, independent of the first extruder extruder PE in the nozzle of the extrusion machine the PET strand and the PE strand united in the nozzle and pulled together endlessly by a tool become.
  • the core and the coating adhesive in particular cyanoacrylate, are arranged.
  • the coating adhesive in particular cyanoacrylate
  • damage for example microcracks, would lead to the normally transparent PE becoming milky white perceptible and the fabric for insect screens no longer being invisible.
  • the core has a thickness of less than 0.20 mm, in particular equal to 0.15 mm.
  • a thread thickness is an optimum in terms of the generally desired low visibility of the fabric on the one hand and the required strength of the fabric on the other hand.
  • a fabric of the type mentioned at least some of the warp threads and / or weft threads are formed as threads according to the invention.
  • the advantages described in connection with the thread according to the insect screen according to the invention naturally extend to the tissue.
  • the thin and stable threads according to the invention allow the weaving of a resistant fabric with a large mesh size relative to the thickness of the threads.
  • Such a fabric is very translucent and thus almost invisible.
  • the fabric constructed of threads according to the insect screen according to the invention according to the insect screen according to the invention the warp threads and weft threads are glued together at their nodes with great advantage and the mesh size of the fabric permanently fixed. A subsequent shifting of individual threads within the fabric is excluded. Due to the multiple cohesively connected threads fabric of the invention is stable and dimensionally stable, resulting in a particularly simple handling and good processability. Furthermore, the fabric according to the insect screen according to the invention has a high permeability to light and air and is almost invisible.
  • the fabric has a mesh size of 0.7 mm to 1.7 mm, in particular 1.1 mm.
  • a mesh size chosen from this interval advantageously falls below the size of the slip, which prevents disturbing insects from passing through the tissue, while at the same time ensuring sufficient permeability to air and light.
  • the tissue is usually the am Most failure-prone component, which leads to the failure of the entire insect screen.
  • the particularly resistant fabric gives the insect screen according to the invention a significantly superior stability and durability compared to conventional insect screens. Thus, less waste arises during the manufacture and assembly of insect screens according to the invention.
  • the insect screen according to the invention is invisible in the installation situation.
  • the object directed to the method is achieved with a method of the type mentioned above, wherein at least some of the warp threads and / or weft threads are formed as threads according to the invention and it comprises a step d) hydrophobizing the fabric.
  • the use of the threads according to the invention enables the production of the extremely advantageous fabrics according to the invention basically.
  • it is necessary to activate the adhesive for the actual establishment of the necessary material connection of warp threads and weft threads at their nodes, it is necessary to activate the adhesive. The activation of the adhesive takes place by means of heating.
  • the method according to the invention provides a step in which the fabric having threads according to the invention is heated, as a result of which the adhesive is activated and thus material-bonded connections between the warp threads and the weft threads are produced at their nodes. Accordingly, the method according to the invention is outstandingly suitable for producing stable meshes with fixed meshes for insect screens. Since the inventive method, a dipping of the fabric in liquid adhesives or other coating agent containing basins, a windowing of mesh is inventively excluded with great advantage. In addition, the inventive method is particularly efficient and economical, since many cohesive compounds are generated simultaneously and heating a tissue from a process engineering point of view is a very easy to betechnikstelligender process step, without For example, to require additional substances or strict safety measures.
  • step c) the fabric is heated to a temperature which is higher than the melting point of the adhesives and lower than the melting point of the core.
  • the adhesives are activated to allow the advantageous cohesive connections arise.
  • the melting point of the core is not reached, this remains stable and consequently the tissue is obtained and manageable.
  • the method according to the invention provides a great advantage of hydrophobizing the woven and bonded fabric, preferably subsequently, in particular finally, as a whole. This process step is equivalent to fully sealing the fabric and provides maximum protection against the deposition of humidity or water droplets on the fabric so that it remains largely invisible even under these adverse environmental conditions.
  • Fig. 1 is an inventive insect screen 1 in schematic representation shown.
  • the insect screen 1 consists essentially of a fabric 2, which is enclosed in a frame 3 in unspecified manner, generally known manner.
  • the fabric 2 is constructed from in Fig. 1 vertically extending warp threads 4 and to the warp threads 4 orthogonal weft threads 5.
  • warp 4 and weft 5 are known to refer to the manufacturing process of weaving. In the context of the present invention, however, it does not matter which threads are warp threads 4 or weft threads 5 or were in the production of the fabric 2.
  • the warp threads 4 form with the weft threads 5 in each case at the crossing points node 6.
  • the fabric 2 in Fig. 1 has a weave structure 7 in this way.
  • the warp threads 4 and weft threads 5 are bicomponent threads comprising a core and a coating 11.
  • the core comprises polyethylene terephthalate (PET) and the coating 11 polyethylene (PE).
  • PET polyethylene terephthalate
  • PE polyethylene
  • Fig. 2a is a part of a schematic sectional view of the fabric 2 along the in FIG Fig. 1 marked line II - II shown in a glued state.
  • the thread thickness 8 of the warp threads 4 is 0.15 mm.
  • the thread thickness 9 of the weft threads 5 is 0.15 mm.
  • the mesh size 10 of the mesh 7 is 1.1 mm.
  • the stitches 7 are square shaped. Accordingly, the clear area per mesh 7 is accordingly 1.21 mm 2 . In the context of the invention, rectangular or any other mesh shapes are also conceivable.
  • the warp threads 4 and weft threads 5 consist essentially of two components, namely a core and a coating 11 surrounding the core.
  • the coating 11 is preferably over the entire lateral surface of the core of both the warp threads 4 and the weft threads 5 applied.
  • the threads 4, 5 are advantageous means Coextrusion produced.
  • the coating 11 contains a heat-activatable adhesive, here PE, and hydrophobic repellents, for example polytetrafluoroethylene (PTFE).
  • PE heat-activatable adhesive
  • PTFE polytetrafluoroethylene
  • the PE and PTFE regions of the coating 11 are then spatially separated from each other.
  • the coating 11 comprises coloring agents, for example soot particles, in order to improve the optical properties of the thread 4, 5 according to the invention in that a soot-dyed, black thread 4, 5 is less visible than differently colored threads.
  • Fig. 2b is an enlarged detail of the tissue according to the invention in the in Fig. 2a marked area B shown schematically.
  • the warp threads 4 and weft threads 5 are connected in the region of their nodes 6 cohesively, namely glued.
  • the adhesive PE required for this purpose is provided by the coating 11.
  • the coatings 11 of all warp threads 4 and weft threads 5 combine to form a one-part coating arrangement which carries all the warp threads 4 and weft threads 5 as stabilizing elements. Since the connections of warp threads 4 and weft threads 5 are limited locally to the nodes 6 and do not protrude into the stitches 7 or even entire stitches 7 ver multn, the mesh size 10 is practically not reduced. The permeability of the fabric 2 for light and air therefore remains according to the mesh size 10 obtained.
  • the method according to the invention provides for the steps known from the prior art a) provision of threads 4, 5 as warp threads 4 and weft threads 5, b) weaving of a fabric 2 by means of the warp threads 4 and weft threads 5 and c) heating the web 2 to a temperature higher than the melting point of the adhesives and lower than the melting point of the core, to generate cohesive bonds between the warp threads 4 and the weft threads 5 at their nodes 6, a step d) hydrophobizing the web Woven fabric 2 before, wherein at least some of the warp threads 4 and / or weft threads. 5 inventive threads 4, 5 are.
  • the heating causes activation of the adhesive of the threads 4, 5.
  • the woven fabric of these threads 4, 5 is heated to about 140 ° C, whereby the warp threads 4 and Stick weft threads 5 together many times. Since the adhesive is bonded to the core of the threads 4, 5 and is not applied by immersing the fabric 2 in a bath containing liquid adhesive, windowing of meshes 7 is advantageously excluded. After deactivation of the adhesive due to a cooling of the fabric 2 to below 100 ° C, no further compounds can be generated, but the compounds already generated naturally remain.
  • the fabric 2 is clearly solidified and has with great advantage fixed nodes, so that the warp threads 4 and weft threads 5 are no longer displaceable relative to each other and a maximum allowable mesh size 10 to effectively retain disturbing insects, under no circumstances is exceeded.
  • the fabric 2 does not break down during the step c) by melting the core of the threads 4, 5, it is important to ensure that it is always lower than the melting temperature of the core, here PET.
  • the step d) hydrophobizing the fabric 2 causes a subsequent total hydrophobicization of the fabric 2, in particular in areas in which, during the melting process of the coating 11, the hydrophobic repelling agents were covered by the adhesives.
  • This process step is equivalent to full sealing of the fabric 2 and ensures maximum protection against precipitation of air moisture or water droplets on the fabric so that it remains largely invisible even under adverse environmental conditions.
  • the fabric 2 according to the insect screen according to the invention using the method according to the invention can be produced particularly efficiently.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Catching Or Destruction (AREA)
  • Woven Fabrics (AREA)
  • Knitting Of Fabric (AREA)

Claims (10)

  1. Grille de protection contre les insectes (1), comprenant un cadre (3) et un tissu (2) tendu au moyen du cadre (3), dans laquelle le tissu présente une structure tissée à mailles (7), comprenant des fils de chaîne (4) et des fils de trame (5) reliés entre eux au moyen d'agents collants au niveau de points de croisement (6), dans laquelle au moins quelques-uns des fils de chaîne (4) et/ou des fils de trame (5) comprennent une partie centrale, dans laquelle la partie centrale présente un revêtement (11), qui comprend des agents collants thermoactivables destinés à être reliés par liaison de matière entre eux ou à d'autres fils du tissu (2), et dans laquelle la partie centrale présente un point de fusion plus élevé que celui des agents collants, caractérisée en ce que le revêtement (11) comprend des moyens répulsifs hydrophobes, et le tissu est rendu hydrophobe.
  2. Grille de protection contre les insectes (1) selon la revendication 1, caractérisée en ce que le revêtement (11) comprend des colorants.
  3. Grille de protection contre les insectes (1) selon la revendication 1 ou 2, caractérisée en ce que la partie centrale contient un polyester, en particulier un téréphtalate de polyéthylène (PET), et/ou en ce que le revêtement (11) contient en tant qu'adhésif une polyoléfine, en particulier du polyéthylène (PE).
  4. Grille de protection contre les insectes (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que le revêtement (11) contient en tant qu'agent répulsif une polyoléfine fluorée, en particulier du polytétrafluoroéthylène (PTFE).
  5. Grille de protection contre les insectes (1) selon la revendication 2, caractérisée en ce que le revêtement (11) contient en tant que colorant de la suie.
  6. Grille de protection contre les insectes (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que le fil (4, 5) est fabriqué au moyen d'une coextrusion de la partie centrale et du revêtement (11).
  7. Grille de protection contre les insectes (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que des agents adhésifs, en particulier du cyanoacrylate, sont disposés entre la partie centrale et le revêtement (11).
  8. Grille de protection contre les insectes (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que la partie centrale présente une épaisseur inférieure à 0,20 mm, en particulier égale à 0,15 mm.
  9. Grille de protection contre les insectes (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que le tissu (2) présente une largeur de mailles (10) allant de 0,7 mm à 1,7 mm, en particulier de 1,1 mm.
  10. Procédé pour fabriquer des tissus (2) pour des grilles de protection contre les insectes (1), comprenant les étapes suivantes : a) fourniture de fils (4, 5) sous la forme de fils de chaîne (4) et de fils de trame (5), dans lequel au moins quelques-uns des fils de chaîne (4) et/ou des fils de trame (5) comprennent une partie centrale, dans lequel la partie centrale présente un revêtement (11), qui comprend des agents collants thermoactivables destinés à être reliés par liaison de matière entre eux ou à d'autres fils du tissu (2), dans lequel la partie centrale présente un point de fusion plus élevé que les agents collants, et dans lequel le revêtement (11) comprend des agents répulsifs hydrophobes ; b) tisser un tissu (2) au moyen des fils de chaîne (4) et des fils de trame (5) ; c) chauffer le tissu (2) à une température, qui est plus élevée que le point de fusion des agents collants et qui est inférieure au point de fusion de la partie centrale, afin de générer des liaisons par liaison de matière entre les fils de chaîne (4) et les fils de trame (5) au niveau de leurs points de croisement (6) ; et d) rendre hydrophobe le tissu (2).
EP12805681.9A 2011-12-29 2012-12-18 Grillage de protection contre les insectes Active EP2798103B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011057150.7A DE102011057150B4 (de) 2011-12-29 2011-12-29 Faden und Gewebe für Insektenschutzgitter, Insektenschutzgitter sowie Verfahren zum Herstellen von Geweben für Insektenschutzgitter
PCT/EP2012/076004 WO2013098131A2 (fr) 2011-12-29 2012-12-18 Fil et structure textile pour grillage de protection contre les insectes

Publications (2)

Publication Number Publication Date
EP2798103A2 EP2798103A2 (fr) 2014-11-05
EP2798103B1 true EP2798103B1 (fr) 2017-02-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP12805681.9A Active EP2798103B1 (fr) 2011-12-29 2012-12-18 Grillage de protection contre les insectes

Country Status (7)

Country Link
US (1) US20150004410A1 (fr)
EP (1) EP2798103B1 (fr)
CN (2) CN108708032A (fr)
DE (1) DE102011057150B4 (fr)
ES (1) ES2625867T3 (fr)
HK (1) HK1203573A1 (fr)
WO (1) WO2013098131A2 (fr)

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* Cited by examiner, † Cited by third party
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WO2013098131A3 (fr) 2013-09-26
DE102011057150B4 (de) 2024-03-07
CN104136666A (zh) 2014-11-05
EP2798103A2 (fr) 2014-11-05
DE102011057150A1 (de) 2013-07-04
HK1203573A1 (en) 2015-10-30
WO2013098131A2 (fr) 2013-07-04
US20150004410A1 (en) 2015-01-01
CN108708032A (zh) 2018-10-26

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