EP2061926B1 - Produit textile et procédé pour sa fabrication - Google Patents

Produit textile et procédé pour sa fabrication Download PDF

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Publication number
EP2061926B1
EP2061926B1 EP07802033A EP07802033A EP2061926B1 EP 2061926 B1 EP2061926 B1 EP 2061926B1 EP 07802033 A EP07802033 A EP 07802033A EP 07802033 A EP07802033 A EP 07802033A EP 2061926 B1 EP2061926 B1 EP 2061926B1
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EP
European Patent Office
Prior art keywords
textile product
product according
polymer
textile
fine particles
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.)
Not-in-force
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EP07802033A
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German (de)
English (en)
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EP2061926A1 (fr
Inventor
Martin Dauner
Wolfgang Hundt
Thomas Stegmaier
Volkmar Von Arnim
Sven Oberhoffner
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TWD Fibres GmbH
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TWD Fibres GmbH
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Publication of EP2061926A1 publication Critical patent/EP2061926A1/fr
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic Table; Titanates; Zirconates; Stannates; Plumbates
    • 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
    • D01F1/10—Other agents for modifying properties
    • 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
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/45—Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic Table; Aluminates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/51—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof
    • D06M11/55—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with sulfur, selenium, tellurium, polonium or compounds thereof with sulfur trioxide; with sulfuric acid or thiosulfuric acid or their salts
    • D06M11/56—Sulfates or thiosulfates other than of elements of Groups 3 or 13 of the Periodic Table
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/73—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof
    • D06M11/76—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with carbon or compounds thereof with carbon oxides or carbonates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
    • D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process

Definitions

  • the present invention relates to a textile product, a process for its preparation and uses of the textile product.
  • hydrophobic particles in the form of dispersions are applied to the surface of the objects in question, in particular of textile goods, in order to produce self-cleaning surfaces. After removal of the dispersants, the applied particles are more or less firmly bonded to the articles and form the desired surface topography.
  • such surface structures often have not too much resistance.
  • the surface structures described above by particular several washing or cleaning steps are destroyed, causing the objects lose their good Abcuris .
  • textile structures with self-cleaning surfaces are disclosed whose surface structure is based on an improved adhesion of hydrophobic particles on the surface of the textile structures.
  • the textile structures are subjected to a surface modification, in particular a plasma treatment or a chemical etching process.
  • the thus roughened and optionally functionalized surface of the textile structures allows improved fixation of the hydrophobic particles on the surface of the textile structures, whereby overall the durability of the formed surface topography can be increased.
  • the present invention thus has the object to provide a textile product which circumvents known from the prior art disadvantages and has an especially easy to clean surface.
  • a textile product in particular an easily cleanable textile product, based on stretched fibers which each have a polymeric fiber core and a polymeric sheath surrounding the polymer core core polymeric sheath, wherein the polymeric sheath contains finely divided particles and the drawn fibers at least partially have on their surface a structure which is formed by the finely divided particles.
  • the finely divided particles are separated by a Surface etching at least partially exposed on the surface of the drawn fibers.
  • the invention provides textile products with a preferably less soiling and, in particular, easily cleanable surface.
  • the good Abinstituts the surface is due to a special surface structure of the textile product according to the invention, which is formed by at least a portion of the finely divided particles.
  • the surface structure formed by the finely divided particles offers little wetting possibilities for substances and liquids. Thus, a simple and particularly convenient cleaning of the textile product according to the invention is possible.
  • the textile product according to the invention has a base and a fine structure, wherein the basic structure is suitably formed by the drawn fibers.
  • the fine structure is preferably formed by the finely divided particles. Due to the fine structure only small adhesive surfaces for substances and liquids are provided on the surface of the textile product according to the invention, whereby the strength of a possible adhesion is advantageously reduced.
  • the polymeric fiber core and the polymeric sheath surrounding it over its entire surface form a so-called core-shell structure.
  • the polymeric fiber core effects the required strength of the drawn fibers.
  • the polymeric sheath advantageously allows incorporation of the finely divided particles into the drawn fibers.
  • the polymeric sheath ensures a certain abrasion resistance of the textile product according to the invention.
  • the drawn fibers are in particular single fibers, in particular individual filaments or staple fibers.
  • the staple fibers are produced regularly by cutting to length the individual filaments.
  • the drawn fibers are each a composite of fibers, in particular a yarn.
  • the composite of fibers may consist of 20 to 240 individual filaments.
  • the drawn fibers preferably have a diameter of between 5 and 50 ⁇ m, in particular between 10 and 25 ⁇ m.
  • the drawn fibers can have a strength of> 30 cN / tex, in particular> 35 cN / tex, based on a titer of from 5 to 350 tex, in particular based on a titer of from 5 to 150 tex.
  • the finely divided particles are at least partially embedded completely in the polymeric sheath.
  • the finely divided particles can in particular be embedded in multiple layers in the polymeric sheath.
  • the finely divided particles preferably have a rough surface.
  • a rough surface is particularly advantageous for a better embedding of the finely divided particles in the polymeric sheath.
  • the finely divided particles themselves preferably have a structuring, in particular a nanostructuring. This contributes to a further refinement of the surface structure of the textile product according to the invention.
  • the finely divided particles are in particular mechanically stable. Furthermore, the finely divided particles can be formed sharp-edged.
  • the finely divided particles may in particular be environmentally resistant particles. According to the invention, it is preferred that the finely divided particles are porous, in particular nanoporous.
  • the finely divided particles may be spherically shaped particles.
  • the particles can be present in particular in the form of aggregates.
  • the finely divided particles have a diameter between 100 nm and 1 .mu.m, in particular between 300 nm and 600 nm.
  • the proportion of finely divided particles in the polymeric sheath 15 to 70 vol .-%, in particular 20 to 60 vol .-%, preferably 35 to 45 vol .-%.
  • the finely divided particles have an elongated extent (dimension).
  • the finely divided particles have a so-called aspect ratio (depth or height to the smallest lateral extent) of 1: 2 to 1:10.
  • the finely divided particles preferably have a longitudinal axis, which is aligned orthogonal to the longitudinal axis of the drawn fibers.
  • the finely divided particles can be present in the form of agglomerates in a further embodiment.
  • the agglomerates represent the effective order of magnitude.
  • the particles may also be inorganic and / or organically modified.
  • the finely divided particles are formed from mineral materials.
  • the mineral materials may in particular be barium sulfate, silicon dioxide and / or calcium carbonate.
  • the finely divided particles may be ceramics, in particular oxidic ceramics.
  • the finely divided particles are formed from metals, for example from silver, or metal oxides, in particular from titanium dioxide, zinc oxide, indium tin oxide or aluminum oxide.
  • the finely divided particles are formed from polymers.
  • the polymers may be in particular to Hybrid polymers, for example, so-called ORMOCER®e act.
  • ORMOCER®s are inorganic-organic hybrid polymers which have both properties of inorganic and organic materials.
  • the finely divided particles are formed from hydrophobic materials, in particular from hydrophobic polymers.
  • the hydrophobic finely divided particles are at least partially exposed at the surfaces of the drawn fibers.
  • the hydrophobic materials may in particular be fluoropolymers, preferably fluorocopolymers.
  • the finely divided particles are selected from the group comprising silicates, silicic acids, kieselguhr and / or pigments.
  • Particularly suitable silicas are pyrogenic silicic acids or so-called precipitated silicas.
  • the finely divided particles can furthermore be formed from organic substances.
  • organic substances these are expediently compounds which are stable under the conditions of a textile further processing of the drawn fibers and in particular with respect to washing and cleaning steps.
  • all spinnable materials come into consideration as materials for the polymeric fiber core.
  • the materials for producing the polymeric fiber core may in particular be melt, gel or solution spinnable.
  • dry spinnable materials can be used to make the polymeric fiber core.
  • the polymeric fiber core is preferably formed from synthetic polymers, in particular from synthetic copolymers.
  • the polymers can be of any nature.
  • the polymers are to thermoplastic polymers.
  • suitable polymers according to the invention are polyesters, polyamides, polyether ketones, polyolefins and fluoropolymers.
  • Suitable polyolefins are in particular polyethylene, polypropylene and / or polyacrylonitrile.
  • the polyolefins may in particular be high modulus polyethylenes. The use of high modulus polyethylene is particularly preferred in the case of a gel spinning process.
  • the polyesters are preferably polyalkyl terephthalates, in particular polyethylene terephthalate and / or polybutylene terephthalate.
  • the polyamides may be aliphatic and / or aromatic polyamides (so-called aramids).
  • Polyamides are in particular polycaprolactam, poly-hexamethylene-1,6-diamine-adipamide, poly-hexamethylene-1,6-diamine-sebacamide, poly-hexa-methylene-1,6-diamine-terephthalamide, poly-hexamethylene-1, 6-Diamin-Isophthal Acid diamide and / or poly-phenylene-1,4-diamine-Isophthal Acid diamide and / or poly-phenylene-1,4-diamine-Isophthal Acid diamide into consideration.
  • the fluoropolymers may in particular be polyvinylidene difluoride.
  • the fluoropolymers may in particular be perfluorinated.
  • the fluoropolymers are preferably polymers based on at least one monomer selected from tetrafluoroethylene, hexafluoropropylene and perfluorovinyl ether.
  • polymeric fiber core are natural polymers or polymers derived from natural polymers.
  • the polymeric fiber core may be formed of viscose.
  • the polymeric sheath is preferably formed of a different material than the polymeric fiber core.
  • the material of the polymeric sheath is preferably more extensible in the unstretched state than the material of the polymeric fiber core.
  • materials for the polymeric sheath are in particular polyolefins, polyesters, polyamides or fluoropolymers, with polyesters being particularly preferred.
  • the polyesters are, in particular, polyethylene and / or polybutylene terephthalate, preferably polybutylene terephthalate.
  • the polymeric fiber core is formed of polyethylene terephthalate (PET) and the polymeric sheath is polybutylene terephthalate (PBT).
  • PET polyethylene terephthalate
  • PBT polybutylene terephthalate
  • the polymeric sheath and the polymeric fiber core are formed of the same material.
  • the proportion of the polymeric sheath in the drawn fibers is 15 to 35% by volume, in particular 20 to 30% by volume.
  • the textile product according to the invention is at least partially hydrophobic on its surface.
  • the textile product may have at least partially a hydrophobic coating on its surface.
  • the layer thickness of the hydrophobic coating can be in particular up to 200 nm.
  • the layer thickness is preferably between 50 nm and 100 nm.
  • the hydrophobic coating is preferably formed from at least one compound from the group comprising alkylsilanes, fluoroalkylsilanes, disilazanes, silicones, silicone-based substances, waxes and paraffins.
  • the hydrophobic coating may further be a permanent or reactivatable coating. In this way, the attachment possibilities for substances and liquids on the Surface of the textile product can be additionally reduced. This improves with particular advantage the cleaning performance of the textile product according to the invention.
  • the textile product can furthermore be a one-dimensional textile structure, in particular a fiber.
  • the textile product is a yarn.
  • the textile product according to the invention can be designed, for example, as a thread, cord or rope.
  • the textile product according to the invention is an at least two-dimensional textile structure.
  • the textile product is a flat textile product.
  • the textile product may be, in particular, knitted fabrics, woven fabrics, nonwovens or scrims. As knits are preferably knitted fabrics and knits into consideration.
  • the fabrics may in particular have an atlas, twill or plain weave.
  • the textile product according to the invention is clothing, a medical textile, a home textile, an interior textile, a semi-technical textile or a technical textile.
  • interior textiles are mainly textiles for the interior of transport, transport and transport into consideration, such as motor vehicles, aircraft and the train.
  • the interior textiles are in particular seat covers, side panels and sky.
  • Particularly preferred technical textiles are filters, membranes, awnings, wallpapers, laminates and tarpaulins.
  • the particles are incorporated into the sheath polymer.
  • the production of the particulate encapsulant polymer is accomplished by compounding.
  • the particles are added to the sheath polymer to form a so-called compound.
  • the compounding is usually carried out in an agitator.
  • the production of the coated shell polymer takes place in a masterbatch process.
  • a concentrated, in particular highly concentrated, mixture of the shell polymer and the particles is produced.
  • the masterbatch is usually diluted.
  • the sheath polymer is provided in its synthesis with the particles.
  • the coating polymer provided in this way can be provided in particular as granules.
  • the sheathing of the fiber core polymer with the sheath polymer is expediently such that the sheath polymer is introduced to the outer periphery of the fiber core polymer as long as the fiber core polymer is still soft.
  • the cladding of the fiber core polymer preferably takes place by spinning, in particular by coextrusion, of the fiber core polymer and of the finely divided sheath polymer.
  • the sheathing of the fiber core polymer can be carried out before or after its exit from a spinneret, wherein the sheath of the polymeric fiber core is preferred before it exits the spinneret.
  • the spinnerets may for example have a diameter of about 250 microns. In particular, profiled spinnerets can be used as spinnerets.
  • the coated fibers are processed before stretching into a composite of fibers, in particular into a yarn.
  • the sheathed fibers are spun as a composite of fibers.
  • the spun composite of fibers is used regularly to make knits and fabrics.
  • the sheathed fibers can be spun as single or monofilaments. The spinning of single filaments is conveniently carried out for the production of nonwovens and loops.
  • the stretching of the coated fibers can be carried out on the basis of single filaments or yarns. Preferably, yarns are drawn.
  • the stretching of the coated fibers can be carried out according to the invention in a single-stage spinning process.
  • a single-stage spinning process is understood to mean the direct stretching of fibers on the spinning machine.
  • the FDY Fluly Drawn Yarn
  • the HOY Highly Oriented Yarn
  • the stretching The coated fibers are carried out in a two-stage manufacturing process. In this case, the coated fibers are drawn after spinning in a separate process step. Examples of such two-stage production processes are the Partially Oriented Yarn (POY) process, the Medium Oriented Yarn (MOY) process, and the Low Oriented Yarn (LOY) process.
  • POY Partially Oriented Yarn
  • MOY Medium Oriented Yarn
  • LOY Low Oriented Yarn
  • the drawn fibers may be textured.
  • the composite of fibers made from the drawn fibers is subjected to a finish prior to textile processing into the at least two-dimensional textile product.
  • the coating produces smooth fiber surfaces. This is preferably done by applying a suitable Beschampfungsmaterials. This serves to improve the further processability of the drawn fibers.
  • the surface etching is preferably carried out on the textile product obtained after the textile processing of the drawn fibers.
  • the finely divided particles are at least partially exposed on the surface of the drawn fibers.
  • the surface etching is preferably carried out so that only a part of the particle surfaces is exposed. Preferably, 20 to 80%, in particular 30 to 60%, of the respective particle surfaces are exposed by the surface etching.
  • a fine surface topography of the textile product is produced by the etching process.
  • only a part of the fibers of the textile product is subjected to surface etching.
  • the fiber surfaces are only partially etched.
  • only certain surfaces, in particular the outer or use surfaces, of the textile product are subjected to surface etching.
  • the surface etching of the at least two-dimensional textile product is carried out by a plasma treatment.
  • the surface etching of the at least two-dimensional textile product can be carried out according to the invention by means of a microwave plasma treatment.
  • the surface etching of the at least two-dimensional textile product is carried out with a low-pressure plasma treatment.
  • the surface etching at atmospheric pressure may be carried out as so-called atmospheric plasma treatment.
  • a suitable inert or process gas for example oxygen, instead of air.
  • the textile product for surface etching is subjected to a corona treatment, for example under an air atmosphere, or to a dielectric barrier discharge.
  • the at least two-dimensional textile product is subjected to a chemical surface etching.
  • the chemical surface etching is preferably carried out wet-chemically. This can be carried out in particular using acids or bases. Suitable acids are, for example, methanoic acid or trifluoroacetic acid. As suitable bases are preferably used alkali solutions. According to the invention it is provided in particular that the bases are present as alcoholic solutions. So the surface etching of at least two-dimensional textile product using an ethanolic potassium hydroxide solution.
  • a surface etching of the at least two-dimensional textile product are laser ablation, solubilization with suitable solvents and thermal processes.
  • a thermal etching process can be carried out by IR irradiation (infrared irradiation) of the at least two-dimensional textile product.
  • the at least two-dimensional textile product is at least partially hydrophobically coated on its surface after the surface etching.
  • the hydrophobic coating of the textile product is made only on certain surfaces, in particular on the outer or use surfaces of the textile product.
  • the textile product is preferably treated with a dispersion containing hydrophobic materials.
  • aqueous dispersions are used as dispersions.
  • the at least two-dimensional textile product is subjected to a fabrication.
  • the assembly can be carried out, for example, before the surface etching of the textile product.
  • the textile product it is also possible for the textile product to be made up after its surface etching, in particular according to its hydrophobic finish.
  • the present invention also relates to the use of the textile product according to the invention for the production of textile articles.
  • the textile articles are in particular clothing, medical-technical textiles, home textiles, interior textiles, semi-technical textiles and / or technical textiles.
  • Particularly preferred textile articles are filters, membranes, laminates, awnings, wallpapers, seat covers and / or tarpaulins.
  • FIG. 1 shows graphically the cleaning behavior of different pieces of tissue compared to fluorescent particles.
  • the fabric pieces examined were based on textile-processed yarns which predominantly had a core-shell structure, the shell partly containing barium sulfate particles.
  • the pieces of fabric were partially subjected to surface etching by a low pressure plasma treatment.
  • the ordinate shows the achieved cleaning in [%].
  • the abscissa shows the tissue pieces tested for their cleaning behavior, the abbreviations given there having the following meanings: S 0-O: on its upper side untreated fabric piece based on yarns with a core-shell structure and barium sulfate in the shell, O 300: fabric piece treated on its upper side (treatment strength 300 W) on the basis of yarns with a core-shell structure and barium sulfate in the shell, O 450: fabric piece treated on its upper side (treatment strength 450 W) on the basis of yarns with a core-shell structure and barium sulfate in the shell, S 0 -U: on its underside untreated fabric piece based on yarns with a core-shell structure and barium sulfate in the shell, U 300: fabric piece treated on its underside (treatment strength 300 W) on the basis of yarns with a core-shell structure and barium sulfate in the shell, U 450: fabric piece treated on its under
  • the core-shell structure of S 0-OO 450, S 0-U, U 300 and U 450 had the following structure:
  • the core consisted of a standard PET (RT39, KoSa) and the sheath of a co-polyester of polyethylene terephthalate and polybutylene terephthalate (Griltex D1655E, EMS-Chemie).
  • the graph shows that the pieces of tissue whose yarns contained barium sulfate particles, after the plasma treatment, compared to the other tissue pieces examined significantly better cleaning behavior compared to the fluorescent particles had (second, third, fifth and sixth bars from the left).
  • Example 1 Production of a fabric piece
  • a co-polyester Griltex D1655E (polyethylene terephthalate (PET) co-polyester and polybutylene terephthalate (PBT), EMS-Chemie) was filled with barium sulfate so that the content of barium sulfate in the copolyester was 50% by volume.
  • PET polyethylene terephthalate
  • PBT polybutylene terephthalate
  • EMS-Chemie barium sulfate
  • the chain used was an unfilled polyester yarn with a comparable titer. So that the new textile fiber predominantly appears on the upper side of the fabric, a 5: 1 satin weave was produced. Subsequently, a DIN A4 pages large piece of tissue with low pressure plasma at a power of about 450 W for 30 minutes under an oxygen atmosphere (80 Pascals), so that the cladding polymer was partially etched away and the barium sulfate particles were partially exposed at the surface of the tissue piece. Finally, the fabric was treated with commercially available fluorocarbon equipment (Pluvioperl).
  • the measurement of the dynamic roll-off angle can be used as a criterion for the hydrophobicity and in particular for the cleaning behavior of a surface.
  • tissue roll-off PBT yarn (1) > 20 ° PBT yarn with BaSO 4 (2) about 14 PBT yarn with BaSO 4 , etched (3) about 5 °

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Multicomponent Fibers (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Claims (17)

  1. Produit textile, en particulier un produit textile facile à déterger, partant de fibres étirées, chacune ayant un coeur de fibre polymère et une gaine polymère enrobant le coeur de fibre polymère à pleine surface, la gaine polymère contenant particules fines et les fibres étirées présentant une structure composée des particules fines au moins sur part de leur surface, caractérisé en ce que les particules fines sont exposées par gravure de la surface au moins sur part de la surface des fibres étirées.
  2. Produit textile selon la revendication 1, caractérisé en ce que le produit textile a une structure de base et une structure fine.
  3. Produit textile selon la revendication 2, caractérisé en ce que la structure de base est composée des fibres étirées.
  4. Produit textile selon la revendication 2 ou 3, caractérisé en ce que la structure fine est composée des particules fines.
  5. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que la proportion des particules fines dans la gaine polymère est de 15 à 70 % volume, en particulier de 20 à 60 % volume, de préférence de 35 à 45 % volume.
  6. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que les particules fines sont composées de matières minérales, en particulier sulfate de baryum, dioxyde de silicium et/ou carbonate de calcium, de céramiques, en particulier composées de céramiques oxydiques, métaux ou oxydes métalliques, en particulier dioxyde de titane ou oxyde d'aluminium, et/ou polymères.
  7. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que les particules fines sont composées de matières hydrophobiques, en particulier de polymères hydrophobiques.
  8. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que le coeur de fibre polymère est chacun composé de polymères synthétiques, en particulier dans le groupe constitué par polyesters, polyamides, polyéthercétones, polyoléfines et fluoropolymères.
  9. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que la matière de la gaine polymère dans une condition non-étirée est plus extensible que la matière du coeur de fibre polymère.
  10. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que la gaine polymère est composée de polymères synthétiques, en particulier dans le groupe constitué par polyoléfines, polyesters, polyamides et fluoropolymères.
  11. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que la proportion de la gaine polymère dans les fibres étirées est à chaque fois de 15 à 35 % volume, en particulier de 20 à 30 % volume.
  12. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que le produit textile est au moins partiellement hydrophobique sur son surface.
  13. Produit textile selon l'une quelconque des revendications précédentes, caractérisé en ce que le produit textile est couvert d'une couche hydrophobique au moins sur part de son surface, en particulier ayant une épaisseur de couche compris entre 50 nm et 200 nm, de préférence compris entre 50 nm et 100 nm.
  14. Produit textile selon la revendication 13, caractérisé en ce que la couche hydrophobique est composée de fluorocarbures, en particulier copolymères de fluorocarbures.
  15. Procédé pour la fabrication d'un produit textile, en particulier un produit textile facile à déterger, en particulier selon l'une quelconque des revendications précédentes, comprenant les étapes consistant à:
    - gainer un coeur de fibre polymère par un polymère de gaine contenant particules fines en formant fibres gainées,
    - étirer les fibres gainées,
    - traitement textile des fibres étirées en formant un produit textile de au moins deux dimensions,
    - graver la surface du produit textile en exposant la structure des particules de la surface du produit textile au moins partiellement.
  16. Procédé selon la revendication 15, caractérisé en ce que le produit textile de au moins deux dimensions est recouvert d'une couche hydrophobique au moins sur part de la surface, subséquent à la gravure de surface.
  17. Utilisation d'un produit textile selon l'une quelconque des revendications 1 à 14, pour la fabrication d'articles textiles, en particulier vêtements, textiles médico-techniques, textiles de maison, textiles d'intérieur, textiles semi-techniques et/ou textiles techniques.
EP07802033A 2006-08-31 2007-08-31 Produit textile et procédé pour sa fabrication Not-in-force EP2061926B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006042635A DE102006042635A1 (de) 2006-08-31 2006-08-31 Textilprodukt und Verfahren zu seiner Herstellung
PCT/EP2007/007615 WO2008025557A1 (fr) 2006-08-31 2007-08-31 Produit textile et procédé pour sa fabrication

Publications (2)

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EP2061926A1 EP2061926A1 (fr) 2009-05-27
EP2061926B1 true EP2061926B1 (fr) 2011-01-19

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EP (1) EP2061926B1 (fr)
AT (1) ATE496166T1 (fr)
DE (2) DE102006042635A1 (fr)
ES (1) ES2360189T3 (fr)
PT (1) PT2061926E (fr)
WO (1) WO2008025557A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008035913B4 (de) * 2008-07-31 2019-05-29 Airbus Defence and Space GmbH Verbundwerkstoff mit integrierter Dämmung und/oder Dämpfung und Verfahren zum Herstellen
DE102011002312A1 (de) * 2011-04-28 2012-10-31 Friedrich-Alexander-Universität Erlangen-Nürnberg Filtermedium und Filterelement
US8632860B2 (en) * 2011-11-02 2014-01-21 Sheila Shahidi Method of preparation of multifunctional technical textile by plasma-treatment

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
JPS54120728A (en) * 1978-03-08 1979-09-19 Kuraray Co Ltd Fine synthetic fiber having complicatedly roughened surface and its production
ZA818126B (en) * 1981-11-23 1982-09-15 Dennis William Burt Optical fibre transmission instrumentation
JPS6257918A (ja) * 1985-09-04 1987-03-13 Kuraray Co Ltd 高比重粗面化繊維
JPH05321028A (ja) * 1992-05-15 1993-12-07 Teijin Ltd 耐磨耗性に優れた遠赤外線放射性複合繊維
JPH10273866A (ja) * 1997-03-31 1998-10-13 Unitika Ltd 耐候性長繊維不織布
DE10129116A1 (de) 2001-06-16 2002-12-19 Creavis Tech & Innovation Gmbh Polymerfasern mit selbstreinigenden Eigenschaften, die in der Oberfläche Partikel aufweisen sowie ein Verfahren zu deren Herstellung
DE10249585B4 (de) * 2002-10-24 2007-10-04 Teijin Monofilament Germany Gmbh Leitfähige, schmutzabweisende Kern-Mantel-Faser mit hoher Chemikalienresistenz, Verfahren zu deren Herstellung und Verwendung
US7056580B2 (en) * 2003-04-09 2006-06-06 Fiber Innovation Technology, Inc. Fibers formed of a biodegradable polymer and having a low friction surface
TWI306130B (en) 2004-10-22 2009-02-11 Formosa Taffeta Co Ltd Preparation of fabrics having lotus leaf effect and fabrics having lotus leaf effect
US20070122614A1 (en) * 2005-11-30 2007-05-31 The Dow Chemical Company Surface modified bi-component polymeric fiber

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Publication number Publication date
PT2061926E (pt) 2011-04-18
DE102006042635A1 (de) 2008-03-06
EP2061926A1 (fr) 2009-05-27
DE502007006325D1 (de) 2011-03-03
WO2008025557A1 (fr) 2008-03-06
ATE496166T1 (de) 2011-02-15
ES2360189T3 (es) 2011-06-01

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