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WO2023123990A1 - Tapis non tissé et son procédé de fabrication - Google Patents

Tapis non tissé et son procédé de fabrication Download PDF

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Publication number
WO2023123990A1
WO2023123990A1 PCT/CN2022/103556 CN2022103556W WO2023123990A1 WO 2023123990 A1 WO2023123990 A1 WO 2023123990A1 CN 2022103556 W CN2022103556 W CN 2022103556W WO 2023123990 A1 WO2023123990 A1 WO 2023123990A1
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WO
WIPO (PCT)
Prior art keywords
carpet
woven
woven fabric
yarn
preparation
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.)
Ceased
Application number
PCT/CN2022/103556
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English (en)
Chinese (zh)
Inventor
曹顺林
张怡
翟梓翔
孙玉好
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.)
Kunshan Yijia Ju Textile Co Ltd
Original Assignee
Kunshan Yijia Ju Textile Co Ltd
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 Kunshan Yijia Ju Textile Co Ltd filed Critical Kunshan Yijia Ju Textile Co Ltd
Publication of WO2023123990A1 publication Critical patent/WO2023123990A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G27/00—Floor fabrics; Fastenings therefor
    • A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/06—Threads formed from strip material other than paper
    • 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
    • D03D15/40—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 structure of the yarns or threads
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
    • 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
    • D04H1/42—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 characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D—TEXTILES; PAPER
    • D05—SEWING; EMBROIDERING; TUFTING
    • D05C—EMBROIDERING; TUFTING
    • D05C17/00—Embroidered or tufted products; Base fabrics specially adapted for embroidered work; Inserts for producing surface irregularities in embroidered products
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Definitions

  • the invention relates to the field of textile carpets, in particular to a non-woven yarn carpet and a preparation method thereof.
  • the invention patent with the application number: 201610493899.4 discloses a method for making a new type of non-woven hand-woven carpet, which includes the following steps: first transfer the non-woven needle-punched carpet made on the needle punching machine to the non-woven fabric cutting machine, Cut the finished non-woven fabric needle-punched carpet into two kinds of non-woven fabric strips with the same length and different widths, and then arrange the two kinds of non-woven fabric strips in the order of one wide and one narrow in the warp direction. Several loops, and then in the weft direction, one wide and one narrow cloth strip is interlaced with one wide and one narrow cloth strip in the warp direction at the same time or separately, and then circulated in this way to form interweaving Sheet rug.
  • this invention processes the non-woven fabric after it is cut into strips, the requirements for the non-woven fabric are very high, and high-quality raw materials are needed to make the non-woven fabric, which cannot be truly completely recyclable, and the recovery rate is low or even It cannot be recycled; it is difficult to carry out large-scale industrial production by hand-knitting, and the production cost cannot be reduced at this point; and the non-woven fabric cut into strips has ductility, and the tension of the strips is uneven, which affects weaving Efficiency; and the shape of the carpet made can only be a woven mat, which makes it difficult for the woven carpet to have shape and dimensional stability; the non-woven fabric cut into strips has not been twisted or added after cutting. Twist setting treatment will make fibers fall off very easily, and the resulting carpet is prone to shedding or pilling, which affects the use experience.
  • a carpet, the carpet surface layer of the carpet is made of twisted or twist-shaped cylindrical non-woven yarn, and the raw material of the non-woven yarn is virgin fiber or regenerated fiber.
  • a suede layer is formed on the upper surface of the carpet surface layer of the carpet, and the form of the suede layer is full cut, full circle, cut circle or plain weave.
  • the carpet surface layer is made by adopting tufting process, knitting process and weaving process.
  • the carpet also includes a backing layer attached to the bottom of the carpet top layer.
  • the preparation method of the carpet surface layer of described carpet comprises the steps:
  • step S2 Twisting the non-woven fabric strip obtained in step S1 to obtain a quasi-cylindrical non-woven yarn; preferably, as required, perform dry heat/moist heat setting treatment on the quasi-cylindrical non-woven yarn or wet the yarn and then Drying and setting;
  • step S3 Making the quasi-cylindrical non-woven yarn prepared in step S2 into a fabric by tufting, knitting or weaving, to obtain the carpet surface layer of the carpet.
  • step S1 the non-woven fabric is prepared by the following method:
  • the used textiles including waste yarns are collected, sorted, cleaned and disinfected in sequence, decomposed, opened, and most of the non-fibrous impurity materials are removed to obtain fiber materials, and the fiber materials are made into the non-woven fabric; or,
  • the primary or waste plastic bottle flakes are spun to produce short fibers and then further made into non-woven fabrics.
  • a variety of fibers can be fully mixed to obtain the non-woven fabric required by the present invention, and then cut into strips, twisted, and shaped to obtain non-woven yarns.
  • the fibrous material includes natural fibers, chemical fibers, or a mixture of natural fibers and chemical fibers.
  • step S1 low-melting-point fibers may be added as required during the weaving process of the non-woven fabric.
  • the low-melting fiber includes one or more of polyolefin low-melting fiber, polyamide low-melting fiber, and polyester low-melting fiber.
  • step S1 the fibrous material is shaped by wet heat setting or dry heat setting.
  • the twisting method is two-for-one twisting, double twisting or direct twisting. It is easy to twist by using a folding device (a device that can fold a strip of non-woven fabric).
  • the setting treatment method is wet heat setting or dry heat setting.
  • the twisting twist range of a single non-woven fabric strip is 50T/M-500T/M; the twisting twist range of multiple non-woven fabric strips is 30T/M-300T/M.
  • the carpet can also be made from non-waste materials, that is, raw materials, by using the above steps.
  • the carpet surface is post-processed to obtain a carpet.
  • the process of the wet heat setting treatment is to put the twisted non-cylindrical non-woven strip into a setting machine at a temperature of 70-195°C and a steam temperature of 80-180°C to make the non-cylindrical strip
  • the non-woven strip softens and holds its shape.
  • the strip cutting equipment in step S1 can use various strip cutting machines to cut strips.
  • the yarns used for weaving are made of non-woven fabric, cut into strips, single/multiple twisted or single/multiple twisted, and can be selected to be shaped or not shaped according to needs;
  • non-woven fabric made of short fibers
  • the weight range of the non-woven fabric used to make non-woven yarn is 50gsm-1000gsm;
  • the thickness range of the non-woven fabric used to make non-woven yarn is 0.5mm-15mm;
  • the width of the non-woven fabric slivers used to make the non-woven fabric used for the non-woven yarn is 5mm-50mm;
  • the non-woven yarn has a yarn count ranging from 10 to 0.25;
  • the carpet surface layer of the carpet comprises a carpet surface layer formed by weaving non-woven yarns on a tufting machine/shuttle loom/knitting machine;
  • the thickness of the carpet surface layer is 1mm-50mm.
  • the back layer of the carpet can be made of hot-melt adhesive, EVA, thermoplastic elastomer, foam latex or composite other fabrics and materials with anti-slip function for solid pile and anti-slip treatment.
  • the process route of the non-woven carpet described in one or more embodiments of the present invention is: collection of waste and old textiles—classification—cleaning (disinfection)—shredding open fibers—carding machine to remove most of the non-fibers mixed in the fibers Component materials—air-laid/multi-layer laying—adding/not adding low-melting fiber as required—making non-woven fabrics—slitting—twisting/shaping—weaving—finishing;
  • the raw materials of non-woven fabrics for the above process route are waste textiles.
  • This process does not require special classification of the collected textiles, which can contain various types of chemical fibers and natural fibers. It only needs to tear up the textiles after cleaning, loosen and decompose them. into short fibers suitable for non-woven manufacturing, and then slit and twisted to obtain non-woven yarn after making non-woven fabrics, then weaving through tufting, weaving and knitting processes, and finally finishing and processing to obtain the present invention.
  • An embodiment of the nonwoven carpet is an embodiment of the nonwoven carpet.
  • the optional process route can also be: collection of waste chemical textiles/waste plastics—sorting and cleaning—high temperature melting—making granules/chips—spinning to make short fibers—making non-woven fabrics Cloth—cutting—twisting/shaping—weaving—finishing; this process needs to classify the collected waste textiles/plastic bottles, and then produce the required short chemical fibers, and then go through non-woven fabric manufacturing and post-processing. Obtain non-woven yarn, then weave through tufting, weaving and knitting processes, and finally carry out post-finishing processing to obtain the non-woven yarn carpet of the present invention.
  • the preparation method of described carpet comprises the steps:
  • S1 Collect, classify, clean (disinfect), shred and decompose waste textiles, textile raw materials, head and tail materials in the semi-finished product manufacturing process and other available chemical fibers and natural fiber materials, and shred them into short fibers or collect chemical fiber materials, Classification, high-temperature melting, granulation, and spinning are used to obtain the non-woven fabric required for the non-woven yarn of an embodiment of the present invention, and the non-woven fabric is subjected to a sizing treatment as required;
  • step S2 putting the non-woven fabric prepared in step S1 into a slitting machine for slitting;
  • step S3 use the non-woven fabric strip that step S2 makes to use folding device (the device that can fold strip-shaped non-woven fabric) carry out twisting and setting treatment, make the quasi-cylindrical non-woven yarn required by an embodiment of the present invention ;According to the needs, the non-woven strips can also be twisted without shaping;
  • folding device the device that can fold strip-shaped non-woven fabric
  • step S4 using the non-woven yarn obtained in step S3 to weave on a tufting machine, a shuttle loom, and a knitting machine to obtain a carpet blank according to an embodiment of the present invention
  • step S5 carry out bottom-covering processing to the embryo carpet that step S4 makes, promptly use hot-melt adhesive, EVA, thermoplastic elastomer, styrofoam or composite other independent backing material or have the backing material of anti-slip treatment on the bottom of the carpet
  • the back is treated with solid fleece and anti-skid.
  • the types of low-melting-point fibers added as needed during the weaving of the non-woven fabric in step S1 include: polyolefin-based low-melting-point fibers, polyamide-based low-melting-point fibers, polyester-based low-melting-point fibers;
  • the amount of low-melting fiber added in step S1 is 0.5%-30%, by weight
  • step S1 according to the different manufacturing processes of the non-woven fabric, the non-woven fabric is divided into: needle-punched non-woven fabric, spunlace non-woven fabric;
  • the non-woven fabric can also be manufactured using long fibers.
  • a non-woven carpet prepared by one or more embodiments of the present invention can be used for secondary processing of printing and embossing to obtain new products.
  • One or more embodiments of the present invention can clean waste textiles, textile raw materials and semi-finished products, and other chemical fibers and natural fiber materials that can be used, and then remove non-fibrous materials and impurities after combing. , and then make non-woven fabrics. Due to the uniform mixing of various fibers, the obtained non-woven fabric saves a variety of high-standard classification processing requirements, simplifies the process flow, saves production costs, uses as much resources as possible, and combines the concepts of energy saving and recycling with Practical actions run through the entire production process of this invention, so a cost-effective product with low cost, low energy consumption, and low process requirements can be manufactured in a pioneering way.
  • step S1 of the preparation method of a kind of non-woven carpet of one of the embodiments of the present invention can also be:
  • the process route to realize the alternative invention is: collection of waste plastic bottles or partial plastics—cleaning and sorting—crushing—granulation—spinning—carding machine carding—multi-layer web laying—adding/not adding low-melting fiber as required—made Non-woven fabric - cutting strips - twisting and shaping - weaving - finishing;
  • the raw material of the non-woven fabric for the alternative process route is waste plastic bottles or some plastics.
  • This process needs to classify the raw materials in detail, classify the same kind of bottle flakes or plastics into one category, and then perform granulation/slicing, Spinning, in the non-woven fabric manufacturing process, a variety of fibers can be evenly mixed to obtain the non-woven fabric required by the present invention, and the non-woven yarn is obtained through post-processing, and then processed by tufting, weaving, and knitting processes. Weaving, and finally carrying out post-finishing processing to make the non-woven carpet of the present invention;
  • the steps of the preparation method of a non-woven carpet in one of the embodiments of the present invention can also be: further, the preparation method of the carpet includes the following steps:
  • step S2 putting the non-woven fabric prepared in step S1 into a slitting machine for slitting;
  • step S3 twist the non-woven fabric strip obtained in step S2 using a folding device (a device capable of folding strip-shaped non-woven fabric), to obtain the required non-woven yarn of the present invention
  • the non-woven yarn obtained after twisting in step S3 is placed in a dry heat/moist heat setting machine for steam treatment to soften the cut strips.
  • the temperature of the setting machine is 70°C-195°C, and the steam temperature is 80°C-180°C.
  • step S4 using the non-woven yarn obtained in step S3 to weave on a tufting machine, a shuttle loom, and a knitting machine to obtain the carpet blank of the present invention
  • step S5 carry out bottom-covering processing to the embryo carpet that step S4 makes, promptly use hot-melt adhesive, EVA, thermoplastic elastomer, styrofoam or composite other independent backing material or have the backing material of anti-slip treatment on the bottom of the carpet
  • the back is treated with solid fleece and anti-skid.
  • Fig. 1 non-woven yarn carpet tufting weaving process blanket face full-circle structure schematic diagram of the present invention
  • Fig. 2 is a schematic diagram of the full cut structure of the carpet surface of the non-woven carpet tuft weaving process of the present invention
  • 1- suede layer 2- base fabric layer, 3- bottom back layer;
  • Fig. 3 is the plan view of the blanket surface of the non-woven carpet flat weaving weaving process of the present invention.
  • This embodiment provides a kind of non-woven carpet and preparation method thereof
  • This embodiment adopts the tufting weaving process, and the model is a 3/8 gauge tufting machine.
  • Non-woven fabrics Use waste polyester textiles as raw materials, wash, melt at high temperature, make granules, and then pass through a spinning mechanism to obtain short fibers of 2.5DTEX+3DTEX, which are produced on a needle-punched non-woven fabric machine.
  • Non-woven fabric weighing 300gsm.
  • Cutting the non-woven fabric into strips Put the non-woven fabric prepared in 1 into a strip cutting machine to cut into strips with a width of 10mm.
  • Twisting treatment Use the strip folding device (a device capable of folding strips of nonwoven fabric) to twist the nonwoven fabric that has been cut in step 3.
  • the twist direction is S twist, and the twist is 150T/M.
  • the back yarn count is 0.3.
  • Damp heat setting treatment put the non-woven fabric strip in step 2 into a steam damp heat setting machine, the treatment temperature is 120°C, and the steam temperature is 90°C;
  • Anti-slip treatment use thermoplastic elastomer to perform solid-pile and anti-slip treatment on the back of the fabric to form the bottom layer.
  • the carpet prepared in this embodiment is shown in Figure 1; wherein, it includes a suede layer, a base cloth layer and a bottom back layer.
  • This embodiment provides a kind of non-woven carpet and preparation method thereof, and its preparation steps are as follows:
  • the present embodiment adopts the tufting weaving process, and the model is a 1/8 gauge tufting machine.
  • Twisting treatment The non-woven fabric that has been cut in step 2 is twisted using a strip folding device (a device that can fold strips of non-woven fabric), the twist direction is Z twist, and the twist is 100T/M. Yarn, the yarn count after twisting is 1.
  • Anti-slip treatment of solid fleece use thermoplastic elastomer to perform anti-slip treatment and solid fleece treatment on the back of the fabric to form the bottom layer.
  • the carpet prepared in this embodiment is shown in Figure 2, wherein it includes a suede layer, a base cloth layer and a bottom back layer.
  • This embodiment provides a kind of non-woven carpet and preparation method thereof, and its preparation steps are as follows:
  • the present embodiment adopts the knitting and weaving process, and the model is a flat knitting machine.
  • Twisting treatment Twisting the non-woven fabric that has been cut in S2 using a strip folding device (a device that can fold strips of non-woven fabric), the twist direction is Z twist, the twist is 200T/M, and the yarn is made Thread, the yarn count after twisting is 0.31.
  • Damp heat setting treatment put the non-woven fabric in step 2 into a steam damp heat setting machine, the treatment temperature is 110°C, and the steam temperature is 100°C;
  • Anti-slip treatment of solid fleece use foam latex to perform anti-slip treatment on the back of the fabric;
  • This embodiment provides a kind of non-woven carpet and preparation method thereof, and its preparation steps are as follows:
  • the present embodiment adopts the tufting weaving process, and the model is a 5/16 gauge cut-pile tufting machine.
  • Twisting treatment Twisting the 2-cut non-woven fabric with a strip folding device (a device capable of folding strip-shaped non-woven fabric), the twist direction is Z twist, the twist is 80T/M, and the yarn is made Thread, the yarn count after twisting is 0.31
  • Printing process use a digital printing machine to print the embryonic blanket.
  • Anti-skid treatment of solid pile Use styrene-butadiene latex to perform anti-slip and solid-pile treatment on the back of the carpet fabric.
  • This embodiment provides a kind of non-woven carpet and preparation method thereof, and its preparation steps are as follows:
  • the present embodiment adopts the tufting weaving process, and the model is a Dornier flat loom.
  • non-woven fabrics use waste textiles as raw materials for non-woven fabrics, remove and peel off non-fibrous materials, open and decompose them into fibers after cleaning, add 3% low-melting point fibers, and make grams on non-woven fabric equipment Non-woven fabric weighing 500gsm;
  • Non-woven fabric cutting put the non-woven fabric prepared in 1 into a strip cutting machine to cut into strips, and the width of the strips is 15mm;
  • twist treatment the non-woven fabric strip in step 2 is twisted using a strip folding device (a device capable of folding strip-shaped non-woven fabric), the twist direction is Z twist, and the twist is 70T/M to make a yarn , The yarn count after twisting is 0.13.
  • a strip folding device a device capable of folding strip-shaped non-woven fabric
  • the twist direction is Z twist
  • the twist is 70T/M to make a yarn
  • the yarn count after twisting is 0.13.
  • Moist heat setting treatment put the twisted non-woven yarn in step 3 into a steam heat setting machine for setting treatment, the treatment temperature is 120°C, and the steam temperature is 90°C;
  • Anti-slip treatment compound the back of the fabric woven in step 5 with the dotted non-woven fabric with hot melt adhesive.
  • This comparative example adopts common top to make non-woven yarn, specifically comprises the following steps:
  • This comparative example adopts the tufting weaving process, and the model is a 1/8 tufting machine
  • Anti-slip treatment use thermoplastic elastomer to carry out anti-slip treatment on the back of the fabric.
  • Test method Sampling the sample of one of the embodiments of the present invention and the existing tufted product respectively, the size is 50cmX50cm, take two pieces of 10cmX10cm black polyester cloth, press a 2KG weight on the black polyester cloth, and then pull the polyester cloth The cloth is rubbed, the pulling length is 30cm, and the number of pulling is 10 times, remove the heavy object, and count the number of broken hairs on the side where the black polyester cloth is in contact with the test sample;
  • Sampling of the present invention uses the embodiment 1 to select 1.5D native polyester staple fiber and the native polypropylene staple fiber of 2.5D to mix evenly, make the non-woven fabric that the grammage is 200gsm on the acupuncture non-woven fabric equipment, the yarn count after twisting The number is 1
  • Example 5 sample size 50cm * 50cm total 3 pieces, comparative example 1 size 50cm * 50cm total 3 pieces, carry out comparative test according to the above-mentioned experimental method, the number of times of testing is 3 times, the data are as follows:
  • the second test data is the second test data
  • one or more embodiments of the present invention show that one or more embodiments of the present invention have less hair loss in the pile of non-woven carpets
  • the embodiment 1 with a size of 30cm x 30cm was installed in the drum, put the hexapod into the drum, and took it out after 12,000 revolutions. It was found that the surface was in good condition, with slight hair loss and no serious wear and tear. The rating is level 4.
  • the embodiment 5 with a size of 30cm x 30cm was installed in the drum, put the hexapod into the drum, and took it out after 12,000 revolutions. It was found that the surface was in good condition, with slight hair loss and no serious wear. The rating is level 4.
  • the present invention can clean waste textiles, textile raw materials and semi-finished products, and other chemical fibers and natural fiber materials that can be used, and then remove non-fibrous materials and impurities after combing, and then make non-woven fabrics. cloth. Due to the uniform mixing of various fibers, the obtained non-woven fabric saves a variety of high-standard classification processing requirements, simplifies the process flow, saves production costs, and uses as many resources as possible.
  • the concepts of energy saving and recycling are combined with Practical actions run through the entire production process of this invention, so a cost-effective product with low cost, low energy consumption, and low process requirements can be manufactured in a pioneering way;
  • the wet heat setting treatment is carried out, the cohesion force between the fibers is stronger, it is not easy to shed hair, and the yarn strength is high;
  • the present invention can prepare recycled fibers into non-woven fabrics, and then into quasi-cylindrical yarns to make carpets, which simplifies the process and saves costs;
  • the present invention provides a method for preparing non-woven yarn carpets, which has high output and low requirements on fibers, and fibers of different materials, thicknesses and lengths can be mixed, and even some impurities can be contained.
  • the carpet of the present invention greatly recycles post-consumer textiles during the preparation process, and can achieve multiple recycling, which reduces production costs, solves the problem of recycling waste textiles, and makes High-quality and low-cost products, but also save resources and protect the environment.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Carpets (AREA)

Abstract

La présente invention concerne un tapis non tissé et son procédé de fabrication. Le tapis est constitué d'un fil non tissé de type cylindre traité et est fabriqué par un processus de touffetage/ajourage/tricotage et d'autres processus. Le procédé de fabrication d'une couche de surface de tapis comprend les étapes suivantes : S1, la refente d'un tissu non tissé ; S2, la torsion et la mise en forme des bandes de tissu non tissé réalisées à l'étape S1 pour obtenir un fil non tissé de type cylindre ; et S3, la fabrication de la couche de surface de tapis à l'aide du fil non tissé de type cylindre réalisé à l'étape S2 et l'adoption d'un processus de touffetage/ajourage/tricotage et d'autres processus.
PCT/CN2022/103556 2021-12-31 2022-07-04 Tapis non tissé et son procédé de fabrication Ceased WO2023123990A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111678487.5 2021-12-31
CN202111678487.5A CN114129032A (zh) 2021-12-31 2021-12-31 一种无纺纱地毯及其制备方法

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WO2023123990A1 true WO2023123990A1 (fr) 2023-07-06

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WO (1) WO2023123990A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114129032A (zh) * 2021-12-31 2022-03-04 昆山怡家居纺织有限公司 一种无纺纱地毯及其制备方法
CN114717732B (zh) * 2022-03-16 2023-01-03 稳健医疗(武汉)有限公司 一种一体成型的抗压缩回弹纬编织物
CN117306039A (zh) * 2023-10-18 2023-12-29 徐州虹纬智能纺织有限公司 一种无纺纱及其制备方法和应用
CN118000570A (zh) * 2024-03-21 2024-05-10 昆山怡家居纺织有限公司 一种tpe底背边框一体地毯及其制备方法

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