WO2020038711A1 - Non tissé velours aiguilleté composite - Google Patents

Non tissé velours aiguilleté composite Download PDF

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Publication number
WO2020038711A1
WO2020038711A1 PCT/EP2019/071073 EP2019071073W WO2020038711A1 WO 2020038711 A1 WO2020038711 A1 WO 2020038711A1 EP 2019071073 W EP2019071073 W EP 2019071073W WO 2020038711 A1 WO2020038711 A1 WO 2020038711A1
Authority
WO
WIPO (PCT)
Prior art keywords
velor
composite nonwoven
carrier
pile
fleece
Prior art date
Application number
PCT/EP2019/071073
Other languages
German (de)
English (en)
Inventor
Michaela RAU
Coline KEIL
Gunter Scharfenberger
Christoph RIEGER
Original Assignee
Carl Freudenberg Kg
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 Carl Freudenberg Kg filed Critical Carl Freudenberg Kg
Publication of WO2020038711A1 publication Critical patent/WO2020038711A1/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H11/00—Non-woven pile fabrics
    • D04H11/08—Non-woven pile fabrics formed by creation of a pile on at least one surface of a non-woven fabric without addition of pile-forming material, e.g. by needling, by differential shrinking
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/498—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres entanglement of layered webs

Definitions

  • the invention relates to a Verlournadelverbundvliesstoff, a method for its production and its use.
  • the object of the present invention is to provide a textile fabric by means of which a low basis weight with a simplified
  • velor needle composite nonwoven fabric produced by the following steps:
  • the needling of the pile fleece and the tufting carrier together is based on the principle of a sewing machine and thus comprises the mechanical sewing of pile fibers of the pile fleece with the aid of a large number of preferably
  • the needles orient the fibers of the pile fleece from the horizontal to the vertical and guide them through the tufted carrier into the brush-like one
  • the Stitch base This holds the pile fibers in place until the needles have returned to their starting position.
  • the bond between the pile fleece and the tufting carrier can be produced, since the pile fleece and the tufting carrier can be connected to one another via pile fibers of the pile fleece.
  • the velor needle composite nonwoven with a plush-like velor side and a smoother stitch side compared to the velor side can be obtained.
  • the plush velor side preferably has protruding fiber loops. It is advantageous on the plush-like loss side that good thermal insulation can be achieved. Another advantage is that one
  • Abrasion resistance can be achieved.
  • the pile fleece and the tufting carrier are deposited in such a way that the tufting carrier is directly on the
  • the pile fleece is preferably deposited in such a way that it lies on the stitch pad
  • the pile fleece at least partially, preferably completely, surrounds the tufted carrier.
  • the fleece is more preferably pre-consolidated, for example by needling and / or water jet treatment. This has the advantage of improved stability of the product. Needling can be used to produce a particularly soft velor needle composite nonwoven.
  • the tufting carrier has a nonwoven fabric, in particular a meltblown, a woven fabric, a knitted fabric and / or a membrane.
  • the tufting carrier preferably consists of the aforementioned products.
  • Clothing area preferred according to the invention in particular for light clothing textiles, generally have excessively high basis weights and excessively large fiber diameters.
  • the advantage of using a meltblown is that it is stable even at a low weight.
  • the breathability of the generally air-impermeable meltblown can be increased by using a needle method according to the invention.
  • the Turfting carrier allows additional functions to be integrated into the velor needle composite nonwoven.
  • the advantage of using knitted fabrics is that they are also stable with low weight. Good abrasion as well
  • Pilling properties can be achieved.
  • staple fiber nonwovens can be used, however, when used as a tufting carrier, they are generally characterized by an unsatisfactory tensile strength and inadequate elongation behavior and, in particular, a lack of spring-back force.
  • the tufting carrier has
  • Polyamide, polyurethane and / or polyester fibers especially recycled polyester fibers.
  • An advantage of polyamide and polyurethane fibers is that they have high elasticity.
  • the advantage of recycled polyester fibers is that they are inexpensive and dimensionally stable.
  • the tufting carrier has thermoplastic elastomers (TPE) and / or thermoplastic copolyesters (TPEE). The advantage of this is that they enable particularly good thermal processing, such as calendering.
  • the non-woven fabric has polyester, polyamide, polyolefin, acrylic, viscose and / or wool fibers.
  • the pile fleece has fibers, in particular pile fibers, with a titer of 0.5 to 10 dtex, more preferably from 1 to 8 dtex and in particular from 1.5 to 5 dtex.
  • the pile fleece contains the fibers, in particular the pile fibers, with the aforementioned titer, preferably in a proportion of at least 80% by weight, more preferably of at least 90% by weight. In practical tests, it was found that fibers with the aforementioned titer can be needled particularly well with the tufting carrier.
  • the pile fleece is a
  • Staple fiber nonwoven fabric preferably with stack lengths in the range from 25 mm to 80 mm, more preferably from 30 mm to 70 mm, in particular from 35 mm to 65 mm. If the stack lengths are too short, the fibers of the pile fleece cannot be adequately anchored in the tufting carrier, causing the stack lengths.
  • Velor needle composite nonwoven loses strength and abrasion resistance.
  • Velor needle composite nonwoven characterized in that it has no adhesive components such as acrylates, polyurethanes and PVCs.
  • the advantage of this is that it simplifies recycling. Costs can also be saved.
  • Velor needle composite nonwoven at least on one surface, preferably on the needle insertion side at a temperature of 120 to 250 ° C, still
  • the needle insertion side can be provided with a surface structuring particularly well, for example in order to achieve optical effects.
  • the surface can also be used to carry out further textile processing, such as
  • Another object of the present invention is a
  • Velor needle composite nonwoven fabric with a plush-like velor side and a needle insertion side which is smoother than the velor side
  • Velor needle composite nonwoven comprises a pile fleece and a tufting carrier, the pile fleece and tufting carrier being connected to one another via pile fibers of the pile fleece.
  • the velor needle composite nonwoven preferably has the preferred configurations described in the context of this invention.
  • Another object of the present invention is the use of the velor needle composite nonwoven as an outer fabric, in particular in the clothing, shoe and / or sportswear industry.
  • the velor needle composite nonwoven fabric is particularly suitable for these uses because, as explained above, it combines the properties of the two- and three-layer construction known from the prior art. This enables less
  • Weight per unit area preferably from 50 g / m 2 to 300 g / m 2, more preferably from 80 g / m 2 to 200 g / m 2 combined with a simplified assembly.
  • basis weights 80 g / m 2 to 500 g / m 2 to be advantageous.
  • the velor needle composite nonwoven fabric according to the invention is very well suited as a cleaning textile, in particular as a duster and as a wound cleaning cloth.
  • the embodiment in which the pile fleece at least partially, preferably completely, surrounds the tufted carrier is for use as
  • the velor needle composite nonwoven can also be used as a visible layer in the interior of the automobile, in particular as a flood deposit, headlining and / or footwell lining or as part of the aforementioned products.
  • the present invention further relates to clothing which comprises the velor needle-punched nonwoven fabric according to the invention as an outer fabric.
  • Velor needle composite nonwoven fabric according to the invention is excellently suited for this purpose, since the needling lends it a high visual attractiveness.
  • the plush-like side looks soft and cozy. If a smoother surface is desired, the needle insertion side can be used as the visible product side.
  • the clothing has no lining material and / or interlining material. This is possible because, as mentioned above, the velor needle composite nonwoven according to the invention can take over the function of lining material and / or interlining. Advantage of this Embodiment is that the clothing can be manufactured with a low basis weight. Nevertheless, he can
  • Velor needle composite nonwoven according to the invention due to its good insulation properties mentioned also as a conventional insert, e.g. can be used instead of a padding.
  • the present invention also includes the use of the velor needle composite nonwoven as an insert in the clothing and sportswear industry.
  • Another object of the present invention is a method for producing a velor needle composite nonwoven comprising the following steps:
  • the needling together of the fleece and the tufting base is based on the principle of a sewing machine and is therefore the machine sewing of
  • Pole fibers of the pile fleece with the help of a variety of preferably
  • the needles orient the fibers of the pile fleece from the horizontal to the vertical and guide them through the tufted carrier into the brush-like one
  • the needling together takes place with a velor needle chair, in particular a dilour needle chair. It is further preferred that the pile fleece and the tufted carrier are laid down simultaneously.
  • Figure 2 a photographic view of the plush velor side and the smoother
  • Velor needle composite nonwoven fabric 1 from a velor side 2 and one
  • Needle insertion side 3 exist.
  • FIG. 2 shows a photographic view of the plush-like velor side 2 and the smoother needle insertion side 3 of an inventive one
  • Velor needle composite nonwoven 1 The invention is illustrated in more detail below with the aid of several examples.
  • pile fleece fibers with a titer of 2 dtex are carded into a fiber pile.
  • the pile fleece is pre-needled. Then the pre-needled pile fleece is on a
  • Tufted straps in the form of a meltblown made of polyurethane fibers and jointed with velor. Velor needling takes place in one
  • Needle pad is needled.
  • the tufting carrier lies directly on the brush-like stitch pad and the pile fleece on the side of the tufting carrier facing away from the stitch pad.
  • the needle penetration density is 500 / cm 2 and the penetration depth is 15 mm. This results in a velor needle composite nonwoven with a projecting fiber loops
  • the fleece surrounds the tufted carrier.
  • the basis weight of the velor needle composite nonwoven is very low compared to a conventional two or three-layer construction (usual basis weight over 200 g / m 2 ) with 110 g / m 2 .
  • Velor needle composite nonwoven is measured as follows: A sample of the velor needle composite nonwoven about DINA4 is placed between two A4 sheets with a basis weight of 30 g / m 2 and the distance between the two sheets is determined as the thickness of the velor needle composite nonwoven. The thickness found is relatively high at 1 cm and is therefore comparable to the thickness of conventional two or three-layer constructions. The breathability of the
  • Velor needle composite nonwoven is very high and even higher than that
  • the fleece completely surrounds the tufting carrier so that the tufting carrier is not visible from either side of the material.
  • Example 2 Making the velor needle composite nonwoven into a jacket 1 1
  • the velor needle composite nonwoven fabric produced in Example 1 is processed into a jacket without the addition of further layers.
  • the lost-needle composite nonwoven fulfills the function of an outer fabric.
  • the use of an insert as well as a lining material can be dispensed with. Since the tufted carrier is not visible, it does not have to be additionally laminated. The elasticity which is advantageous for an outer fabric is obtained by
  • Example 3 There are two more analogous to Example 1
  • Velor needle composite nonwovens manufactured instead of the meltblown used as the tufting carrier (example 1), knitted fabrics made of multifilament yarns (polyamide or polyester) are used (see table below).
  • the pile fleece is the same as in Example 1.
  • the weight per unit area of the velor needle composite nonwovens 2 and 3 is very low compared to a conventional two- or three-layer construction (usual weight per unit area over 200 g / m 2 ) with less than 130 g / m 2 .
  • the thicknesses of the velor needle composite nonwovens are measured analogously to Example 1 and are relatively high at 0.8 cm and are therefore comparable to the thickness of conventional two or three-layer constructions.
  • the breathability of the velor needle composite nonwovens is very high and even higher than that of conventional two or three-layer constructions.
  • the non-woven fabric completely surrounds the tufting carrier, so that the tufting carrier is not visible from either side of the material.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un non-tissé velours aiguilleté composite (1), dont la fabrication comprend les étapes suivantes : A.) la fourniture d'un non-tissé de poils et d'un support de touffetage ; B.) le placement du non-tissé de poils et du support de touffetage sur une base de piquage de type brosse ; C.) l'aiguilletage du non-tissé de poils avec le support de touffetage sur la base de piquage pour former le non-tissé velours aiguilleté composite (1).
PCT/EP2019/071073 2018-08-24 2019-08-06 Non tissé velours aiguilleté composite WO2020038711A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018120754.9 2018-08-24
DE102018120754.9A DE102018120754A1 (de) 2018-08-24 2018-08-24 Verlournadelverbundvliestoff

Publications (1)

Publication Number Publication Date
WO2020038711A1 true WO2020038711A1 (fr) 2020-02-27

Family

ID=67551544

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/071073 WO2020038711A1 (fr) 2018-08-24 2019-08-06 Non tissé velours aiguilleté composite

Country Status (3)

Country Link
DE (1) DE102018120754A1 (fr)
TW (1) TW202009339A (fr)
WO (1) WO2020038711A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387454A (en) * 1993-04-13 1995-02-07 Textilmaschinenfabrik Dr. Ernst Fehrer Aktiengesellschaft Process of making a velour needle felt
WO1996006685A2 (fr) * 1994-08-31 1996-03-07 E.I. Du Pont De Nemours And Company Tapis a fils de velours stable a l'humidite
WO2009147051A1 (fr) * 2008-06-05 2009-12-10 Entwicklungsgesellschaft für Akustik (EfA) mit beschränkter Haftung Tapis à velours dont la surface est similaire au touffetage
WO2010133531A1 (fr) * 2009-05-18 2010-11-25 Rieter Technologies Ag Moquette touffetée pour applications automobiles

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935046A (en) * 1972-11-06 1976-01-27 Imperial Chemical Industries Limited Non-woven fabrics
JPH0314667A (ja) * 1989-06-09 1991-01-23 Toyoda Spinning & Weaving Co Ltd 起毛をもつ不織布の製造方法
DE19506845A1 (de) * 1995-02-28 1996-08-29 Wesertechno Gmbh Produktentwic Teppichboden sowie Verfahren zur Herstellung desselben
US20080260988A1 (en) * 2004-09-16 2008-10-23 Manfred Aulbach Method for Stabilizing a Pile Fabric Such as Pile Carpet with a Reinforcing Back and Web According to the Method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5387454A (en) * 1993-04-13 1995-02-07 Textilmaschinenfabrik Dr. Ernst Fehrer Aktiengesellschaft Process of making a velour needle felt
WO1996006685A2 (fr) * 1994-08-31 1996-03-07 E.I. Du Pont De Nemours And Company Tapis a fils de velours stable a l'humidite
WO2009147051A1 (fr) * 2008-06-05 2009-12-10 Entwicklungsgesellschaft für Akustik (EfA) mit beschränkter Haftung Tapis à velours dont la surface est similaire au touffetage
WO2010133531A1 (fr) * 2009-05-18 2010-11-25 Rieter Technologies Ag Moquette touffetée pour applications automobiles

Also Published As

Publication number Publication date
DE102018120754A1 (de) 2020-02-27
TW202009339A (zh) 2020-03-01

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