WO2019059029A1 - Tissu - Google Patents

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Publication number
WO2019059029A1
WO2019059029A1 PCT/JP2018/033504 JP2018033504W WO2019059029A1 WO 2019059029 A1 WO2019059029 A1 WO 2019059029A1 JP 2018033504 W JP2018033504 W JP 2018033504W WO 2019059029 A1 WO2019059029 A1 WO 2019059029A1
Authority
WO
WIPO (PCT)
Prior art keywords
yarn
woven fabric
mixed
yarns
metallic
Prior art date
Application number
PCT/JP2018/033504
Other languages
English (en)
Japanese (ja)
Inventor
多田　秀行
勝好 藤間
Original Assignee
セーレン株式会社
理研電線株式会社
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 セーレン株式会社, 理研電線株式会社 filed Critical セーレン株式会社
Priority to KR1020207003176A priority Critical patent/KR102543050B1/ko
Priority to CN201880051142.7A priority patent/CN111032937B/zh
Publication of WO2019059029A1 publication Critical patent/WO2019059029A1/fr

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Classifications

    • 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
    • D03D15/20—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 material of the fibres or filaments constituting the yarns or threads
    • D03D15/242—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 material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
    • D03D15/25—Metal
    • 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
    • D03D15/20—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 material of the fibres or filaments constituting the yarns or threads
    • D03D15/283—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 material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
    • 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
    • D02G3/12—Threads containing metallic filaments or strips
    • 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
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/38—Threads in which fibres, filaments, or yarns are wound with other yarns or filaments, e.g. wrap yarns, i.e. strands of filaments or staple fibres are wrapped by a helically wound binder yarn
    • 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
    • D02G3/44—Yarns or threads characterised by the purpose for which they are designed
    • D02G3/449—Yarns or threads with antibacterial properties
    • 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
    • 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
    • D03D15/41—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 with specific twist
    • 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
    • D03D15/44—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 with specific cross-section or surface shape
    • 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
    • D03D15/593—Stiff materials, e.g. cane or slat
    • 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
    • D03D15/60—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 warp or weft elements other than yarns or threads
    • D03D15/67—Metal wires
    • 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
    • D10B2401/13—Physical properties anti-allergenic or anti-bacterial

Definitions

  • the present invention relates to a woven fabric having antibacterial properties.
  • woven fabrics that are easy to touch the skin are required to have the property of preventing and suppressing bacterial growth.
  • a woven fabric a woven fabric in which a non-metallic yarn composed of natural fibers, synthetic fibers and the like and a metal yarn are combined has been proposed.
  • Patent Document 1 discloses a functional fabric using copper fiber yarn in whole or in part.
  • Patent Document 2 discloses a conductive fabric sewn fabric in which yarns and copper fibers, which are formed by interlacing several linear aluminum foils with a core yarn, are alternately woven at predetermined intervals.
  • Patent Document 3 discloses a woven fabric woven using a mixed yarn formed by twisting together a copper-containing wire containing at least copper and a spinnable fiber.
  • the present invention is a woven fabric comprising a mixed yarn and a first non-metallic yarn intersecting the mixed yarn, wherein the mixed yarn comprises a second non-metallic yarn and a metal yarn, and the mixed yarn and the first non-metallic yarn Ratio of diameter to yarn: mixed yarn / first non-metallic yarn is 1 or more, and the number of mixed yarns contained in a predetermined area of the woven fabric is 3 of the number of all yarns contained in the predetermined area. Relating to the woven fabric which is 5 to 30%.
  • Such a woven fabric is lightweight and has a good feel while having excellent antibacterial properties.
  • the mixed yarn may be a covering yarn obtained by winding a metal yarn around a second non-metallic yarn, or a composite yarn formed by twisting together a second non-metallic yarn and a metal yarn. This can further improve the antimicrobial properties.
  • the woven fabric of the present embodiment includes a mixed yarn and a first non-metallic yarn that intersects the mixed yarn.
  • the mixed yarn comprises a second non-metallic yarn and a metallic yarn.
  • Ratio of diameter of mixed yarn to first non-metallic yarn: mixed yarn / first non-metallic yarn is 1 or more. Further, the number of mixed yarns contained in a predetermined area of the woven fabric is 3.5 to 30% of the number of all yarns contained in the predetermined area.
  • the number of mixed yarns included in the woven fabric is in a specific range, and the ratio of the diameter of the mixed yarn to the first non-metallic yarn intersecting therewith is in a specific range In this way, a large amount of the mixed yarn can be exposed to at least one main surface of the woven fabric while reducing the content of the mixed yarn.
  • the obtained woven fabric has a good feel, is lightweight, and has excellent antibacterial properties.
  • the woven fabric is formed by weaving at least a first non-metallic yarn and a mixed yarn using a loom.
  • the mixed yarn may be contained in both the weft and the warp, may be contained only in the weft, and may be contained only in the warp.
  • one of the warp yarn and the weft yarn can be formed of only the mixed yarn.
  • the number of mixed yarns contained in a predetermined region (hereinafter, region R) of the woven fabric is 3.5 to 30% of the number of all yarns contained in the region R.
  • region R The number of mixed yarns contained in a predetermined region of the woven fabric is lightweight and flexible. It is also excellent in economics.
  • the number ratio of the mixed yarn may be 5% or more, or 7% or more.
  • the number ratio of the mixed yarn may be 25% or less, or 20% or less. All yarns include mixed yarns, first non-metallic yarns and third non-metallic yarns described below.
  • the predetermined area is an area including at least one mixed yarn when looking at one main surface of the woven fabric, for example, an area surrounded by a square having a side of 2 cm.
  • the number of yarns included in the region R can be calculated, for example, by counting the number of yarns visible from both main surfaces of the woven fabric so as not to overlap in a region surrounded by a square having a side of 2 cm. .
  • a single yarn is a unit containing one or more fibers which can be introduced as a warp or weft into a weaving machine and used for weaving.
  • fibers constituting the yarn include spun yarn and filament yarn.
  • one twisted yarn including one or more second non-metallic yarns and one or more metal yarns is one yarn.
  • the area of the mixed yarn on at least one of the main surfaces may be 5% or more, or 10% or more of the area of the woven fabric, 13 It may be% or more. Even when the area ratio of the mixed yarn is such small, high antibacterial properties can be easily obtained.
  • the area ratio of the mixed yarn is 100% or less, may be 80% or less, and may be 50% or less.
  • the area ratio of the mixed yarn can be determined by photographing the woven fabric from the normal direction of one main surface using a microscope (for example, Digital HF microscope VH-8000 manufactured by Keyence Corporation). For example, at different places, one main surface of the woven fabric is photographed at three locations, and within each photographed field of view, it contains at least one mixed yarn and is surrounded by a rectangle of 2.3 cm in length and 3.1 cm in width. Select each area. In the three selected regions, the area of the mixed yarn is divided by the area of the region to calculate the area ratio of the mixed yarn. The average value of these is taken as the area ratio of the mixed yarn.
  • a microscope for example, Digital HF microscope VH-8000 manufactured by Keyence Corporation.
  • the warp yarns of the woven fabric may include mixed yarns and non-metallic yarns (third non-metallic yarns) disposed along the mixed yarns.
  • Weft yarns may also include mixed yarns and third non-metallic yarns.
  • the mixed yarns may be equally spaced or irregularly spaced.
  • the mixed yarns are preferably arranged at equal intervals. In this case, the obtained woven fabric exhibits sufficient antibacterial performance while being flexible.
  • the density of the mixed yarn is not particularly limited.
  • the density of the mixed yarn may be constant throughout the woven fabric, or may partially change the density of the mixed yarn.
  • the ratio of the number of mixed yarn to third nonmetallic yarn may be 1: 2 to 1: 8, or may be 1: 2 to 1: 4.
  • the woven fabric is lightweight and flexible.
  • the distance between adjacent mixed yarns may be 3600 ⁇ m or less, 3000 ⁇ m or less, or 2000 ⁇ m or less. When the distance between the mixed yarns is in this range, the obtained antibacterial effect is high.
  • the distance between the mixed yarns is the width of the gap formed between the adjacent mixed yarns. The width is the length in the direction perpendicular to the longitudinal direction of the mixed yarn.
  • the thickness of the woven fabric is not particularly limited, but may be 70 to 1500 ⁇ m, 110 to 1000 ⁇ m, or 250 to 750 ⁇ m. According to this embodiment, it is possible to produce a lightweight and extremely thin woven fabric as compared to the conventional woven fabric containing metal yarn.
  • the thickness of the woven fabric can be measured, for example, using a thickness measuring instrument (PEACOCK G-6, manufactured by Ozaki Mfg. Co., Ltd.).
  • the woven fabric of this embodiment includes the first non-metallic yarn, the second non-metallic yarn and the metal yarn in the woven fabric, and the type, amount, diameter, type, arrangement, etc. of the third non-metallic yarn used as needed.
  • the method for producing the woven fabric of the present embodiment is not particularly limited, and the woven fabric can be produced by weaving with a loom in the same manner as an ordinary woven fabric.
  • a loom conventionally known looms can be used.
  • shuttle type looms rapier type looms, air jet type looms, needle type looms, water jet type looms, gripper type looms, jacquard type looms, etc.
  • shuttle type looms for example, shuttle type looms, rapier type looms, air jet type looms, needle type looms, water jet type looms, gripper type looms, jacquard type looms, etc.
  • the woven texture of the woven fabric is not particularly limited, and it is not limited, and is a three-dimensional structure such as plain weave, twilled weave, and satin weave, a deformed structure of three-dimensional weave, a special tissue such as satin weave, tangled tissue, dobby tissue, jacquard tissue, double Organization, multiple organizations, etc. can be mentioned.
  • a satin weave is preferred, and a 5-sheet satin weave is more preferred.
  • bacteria to be subjected to the antibacterial treatment of the woven fabric of the present embodiment include Staphylococcus aureus and Klebsiella pneumoniae.
  • the first non-metallic yarn is not particularly limited, and may be a yarn obtained from conventionally known fibers such as natural fibers, regenerated fibers, semi-synthetic fibers and synthetic fibers. Such fibers are substantially free of metals. These fibers may be used alone or in combination of two or more. Among them, synthetic fibers may be used because of excellent durability, and polyester fibers may be used. There are many types of polyester fibers, and it is easy to select one suitable for woven applications. Therefore, it is easy to apply the woven fabric to various uses.
  • polyester fiber is less likely to change its feel even when pre-dyed (yarn-dyed). Therefore, post-processing by which a film can be formed on the surface of a metal thread can be omitted, and the antibacterial performance by the metal thread can be sufficiently exhibited.
  • a conventionally well-known form such as a spun yarn (short fiber yarn), a multifilament yarn, and a monofilament yarn (long fiber yarn), can be mentioned.
  • monofilament yarns and multifilament yarns may be used from the viewpoint of quality, and in particular, multifilament yarns may be used from the viewpoint of texture.
  • the cross-sectional shape of the first non-metallic yarn (fiber) is also not particularly limited. It may be circular, or may be a so-called non-circular shaped cross-section yarn.
  • the diameter of the first non-metallic thread may be 24 to 644 ⁇ m, and may be 64 to 203 ⁇ m.
  • the diameter of the first non-metallic yarn is 24 ⁇ m or more, yarn breakage hardly occurs. Moreover, there is no need to increase the weave density, and the cost can be reduced.
  • the diameter of the first non-metallic yarn is 644 ⁇ m or less, the obtained woven fabric is unlikely to be coarse-hardened and the feeling is hardly impaired.
  • the diameter of the first non-metallic yarn can be determined, for example, by photographing the woven fabric from the normal direction of one of the main surfaces using a microscope as described above. For example, at different locations, one main surface of the woven fabric is photographed at three locations, and the length in the direction perpendicular to the longitudinal direction of the first non-metallic yarn in each of the photographed fields is at any three points. Measure and average these values as the diameter of the first nonmetallic thread.
  • the diameter of the mixed yarn is also the same.
  • the fineness (total fineness) of the first non-metallic yarn is 6 to 4500 dtex, and 45 to 450 dtex.
  • the fineness is a value representing the thickness of a fiber defined by JIS L 0101-1978 (Tex method), and is a value measured based on JIS L 1013-1999 B method.
  • the first non-metallic yarn may be subjected to conventionally known treatments such as water absorption, water repellency, various treatments such as deodorization, and dyeing.
  • the mixed yarn comprises a second non-metallic yarn and a metallic yarn.
  • the mixed yarn is preferably a covering yarn obtained by winding a metal yarn around a second non-metal yarn, or a composite yarn formed by twisting together a second non-metal yarn and a metal yarn.
  • two yarns are aligned and twisted to be one yarn.
  • the mixed yarn is formed by winding a metal yarn around the second non-metallic yarn.
  • One mixed yarn includes one or more second non-metallic yarns and one or more metal yarns.
  • the number of turns of the metal thread on the second non-metal thread may be 1.1 to 3 turns / cm. If the number of turns is 1.1 times / cm or more, desired antibacterial properties are easily obtained. In addition, if the number of turns is 3 times / cm or less, the mixed yarn itself is also light and excellent in economy. Furthermore, the woven fabric obtained using the mixed yarn is unlikely to be coarse and hard.
  • the mixed yarn is formed by twisting the second non-metallic yarn and the metal yarn.
  • One mixed yarn includes one or more second non-metallic yarns and one or more metal yarns.
  • the number of times of twisting of the plied yarn may be 0.5 to 20 times / cm, or may be 3 to 6 times / cm. If the number of twists is 0.5 times / cm or more, desired antibacterial properties can be easily obtained. In addition, when the number of twists is 20 times / cm or less, the mixed yarn itself is also light and excellent in economy. Furthermore, the woven fabric obtained using the mixed yarn is unlikely to be coarse and hard.
  • the direction of twisting of covering yarns and double-twisted yarns may be either Z twist or S twist.
  • the antimicrobial properties and texture of the resulting woven fabric are the same even if the direction of twist is different. Therefore, the direction of twisting may be appropriately determined in consideration of the ear wrap at the time of weaving.
  • the diameter of the mixed yarn may be 44 to 744 ⁇ m, or may be 64 to 344 ⁇ m.
  • the diameter of the mixed yarn is 44 ⁇ m or more, yarn breakage hardly occurs. Moreover, it is not necessary to increase the weave density, and it is economically excellent.
  • the diameter of the mixed yarn is 744 ⁇ m or less, the obtained woven fabric is unlikely to be coarse-hard, and the feeling is also less likely to be lost.
  • Ratio of diameter of mixed yarn to first non-metallic yarn mixed yarn / first non-metallic yarn is 1 or more. Diameter ratio: When the mixed yarn / first non-metallic yarn is 1 or more, the mixed yarn (metal yarn) exposed to the surface of the woven fabric is increased, and the antibacterial property of the obtained woven fabric is increased. Ratio: mixed yarn / first non-metallic yarn may be 1.2 or more, or 2 or more. The upper limit of the ratio: mixed yarn / first non-metallic yarn is not particularly limited, and may be 35, 20, or 10, for example.
  • Metal thread A linear metal is used as the metal thread.
  • the metal thread can be produced, for example, by drawing metal processed into a rod shape through a die having a desired diameter and stretching it under heating or at ordinary temperature.
  • metals such as copper, silver, zinc, are mentioned.
  • copper alloys in which zinc, silver, nickel and the like are singly or in combination with copper may also be mentioned.
  • metal threads containing copper as a main component (which occupies 50% by mass or more) may be used.
  • a soft copper wire (JIS C3102) for electricity, a hard copper wire, and an oxygen free copper (JIS H3100, C1020) are mentioned.
  • a hard copper wire may be used from the viewpoint of antibacterial properties and economy, and oxygen-free copper may be used from the viewpoint of antibacterial properties.
  • the metal yarn that constitutes the mixed yarn is not limited to one type, and may be two or more types.
  • the diameter of the metal thread is not particularly limited, and may be 20 to 100 ⁇ m, 30 to 50 ⁇ m, or 40 to 50 ⁇ m. When the diameter of the metal thread is 20 ⁇ m or more, thread breakage hardly occurs, and desired antibacterial properties can be obtained. When the diameter of the metal yarn is 100 ⁇ m or less, a lightweight woven fabric is easily obtained. In addition, the obtained woven fabric is unlikely to be coarse and hard.
  • the non metallic thread As a 2nd non metallic thread which constitutes mixed yarn, the non metallic thread similar to the above-mentioned 1st non metallic thread can be used, and it is chosen suitably according to the property for which textiles are required.
  • the first non-metallic yarn and the second non-metallic yarn may be the same or different.
  • the second non-metallic yarn constituting the mixed yarn is not limited to one type, and may be two or more types.
  • Ratio of diameter of metal yarn to second non-metallic yarn The metal yarn / second non-metallic yarn is not particularly limited. Ratio: metal yarn / second non-metal yarn is, for example, 0.2 or more and 1 or less.
  • the non metallic thread As a 3rd non metallic thread which may be arranged along mixed yarn, the non metallic thread similar to the above-mentioned 1st non metallic thread can be used, and it is chosen suitably according to the property required for textiles.
  • the first non-metallic yarn and the third non-metallic yarn may be the same or different.
  • the second non-metallic yarn and the third non-metallic yarn may be the same or different.
  • the third non-metallic yarn may be of one type or of two or more types.
  • Ratio of diameter of mixed yarn and third non-metallic yarn mixed yarn / third non-metallic yarn is not particularly limited.
  • Mated yarn B A hard copper wire (metal thread, 40 ⁇ m in diameter) made of oxygen-free copper on polyester yarn (second nonmetal thread, 124 ⁇ m in diameter, fineness of 167 dtex / 48f), S twisting direction, 2.5 times of twisting times It covered as / cm and produced mixed yarn B (diameter 164 micrometers).
  • Mated yarn C A hard copper wire (metal thread, 50 ⁇ m in diameter) made of oxygen-free copper on polyester yarn (second nonmetal thread, 124 ⁇ m in diameter, fineness of 167 dtex / 48f), S twisting direction, 2.5 times of twisting times It covered as / cm and produced mixed yarn C (diameter 174 micrometers).
  • Example 1 ⁇ Production of woven fabric> Weaving the prepared mixed yarn A, polyester yarn A (first non-metallic yarn, diameter 72 ⁇ m, fineness 56 dtex / 25 f), and polyester yarn B (third non-metallic yarn 174 m in diameter, fineness 330 dtex / 288 f) A plain weave woven fabric was made. As shown in Table 1, the warp yarn is polyester yarn A. The weft yarn is polyester yarn B and mixed yarn A. In the weft yarn, the ratio of the number of mixed yarn A to polyester yarn B is 1: 2.
  • the number of mixed yarns A contained in a predetermined region R (a region surrounded by a square of 2 cm on a side) of the woven fabric is 11.9% of the total number of warps and wefts contained in the region R,
  • the yarns A were arranged at equal intervals.
  • the distance between adjacent mixed yarns A was 1154 ⁇ m.
  • the area of the mixed yarn A was 15.6% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 293 ⁇ m.
  • test cloth (0.40 g ⁇ 0.05 g) was cut out from the produced woven fabric and evaluated in accordance with JIS L1902-2015 (bacterial fluid absorption method).
  • Staphylococcus aureus (Staphylococcus aureus NBRC 12732) was used as a test species, and 100% cotton white cloth was used as a standard cloth.
  • the test bacteria solution was inoculated on a test cloth and a standard cloth, and the measurement value of the number of viable bacteria immediately after inoculation of the test bacteria solution and after 18 hours of culture was obtained. Then, the bacteriostatic activity value S and the bactericidal activity value L were calculated based on the following formula.
  • Example 2 A woven fabric was produced in the same manner as in Example 1 except that the ratio of the number of mixed yarn A to polyester yarn B in the weft was changed to 1: 4.
  • the number of mixed yarns A contained in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was set to 7.1% of the total number of warp yarns and wefts contained in the region R.
  • the distance between adjacent mixed yarns A was 1865 ⁇ m.
  • the area of the mixed yarn A was 16.6% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 279 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 3 A woven fabric was produced in the same manner as in Example 1 except that the ratio of the number of mixed yarn A to polyester yarn B in the weft was changed to 1: 6.
  • the number of mixed yarns A included in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was made to be 5.1% of the total number of warps and wefts included in the region R.
  • the distance between adjacent mixed yarns A was 2649 ⁇ m.
  • the area of the mixed yarn A was 6.2% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 274 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 4 A woven fabric was produced in the same manner as in Example 1 except that the ratio of the number of mixed yarn A to polyester yarn B in the weft was changed to 1: 8.
  • the number of mixed yarns A contained in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was set to be 3.9% of the total number of warps and wefts contained in the region R.
  • the distance between adjacent mixed yarns A was 3424 ⁇ m.
  • the area of the mixed yarn A was 7.4% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 267 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 5 A woven fabric was produced in the same manner as in Example 1 except that the mixed yarn A was changed to the mixed yarn B.
  • the number of mixed yarns B contained in a predetermined region R (a region surrounded by a square of 2 cm on a side) of the woven fabric was 11.9% of the total number of warps and wefts contained in the region R.
  • the distance between adjacent mixed yarns B was 1121.9 ⁇ m.
  • the area of the mixed yarn B was 15.1% of the area of the woven fabric on both sides of the woven fabric. There was a gap between adjacent mixed yarn B and polyester yarn B.
  • the thickness of the woven fabric was 305 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 6 A woven fabric was produced in the same manner as in Example 2 except that mixed yarn A was changed to mixed yarn B.
  • the number of mixed yarns B contained in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was 7.1% of the total number of warps and wefts contained in the region R.
  • the distance between adjacent mixed yarns B was 1640.6 ⁇ m.
  • the area of the mixed yarn B was 16.3% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 291 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 7 A woven fabric was produced in the same manner as in Example 3, except that the mixed yarn A was changed to the mixed yarn B.
  • the number of mixed yarns B contained in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was made to be 5.1% of the total number of warps and wefts contained in the region R.
  • the distance between adjacent mixed yarns B was 3430.4 ⁇ m.
  • the area of the mixed yarn B was 6.4% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 284 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 8 A woven fabric was produced in the same manner as in Example 4 except that mixed yarn A was changed to mixed yarn B.
  • the number of mixed yarns B contained in a predetermined region R (a region surrounded by a square of 2 cm on one side) of the woven fabric was made to be 3.9% of the total number of warps and wefts contained in the region R.
  • the distance between adjacent mixed yarns B was 3579.8 ⁇ m.
  • the area of the mixed yarn B was 7.2% of the area of the woven fabric on both sides of the woven fabric.
  • the thickness of the woven fabric was 278 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • Example 9 Weaving mixed yarn C, polyester yarn C (first nonmetal yarn, diameter 124 ⁇ m, fineness 167 dtex / 48f), and polyester yarn D (third nonmetal yarn, diameter 124 ⁇ m, fineness 167 dtex / 48f), and satin A woven woven fabric was made. As shown in Table 1, warp yarns were mixed yarn C and polyester yarn C, weft yarns were polyester yarn D, and the ratio of the number of mixed yarn C to polyester yarn C in the warp yarns was 1: 4.
  • the number of mixed yarns C contained in a predetermined region R (a region surrounded by a square of 5 cm on a side) of the woven fabric is 14.2% of the total number of warps and wefts contained in the region R,
  • the yarns C were arranged at equal intervals on the warp yarns.
  • the weave density (design density) was 150 / 2.54 cm and 60 // 2.54 cm.
  • the mixed yarns C were arranged to be in contact with each other (interval: 0 ⁇ m), and the area of the mixed yarn C occupied 100% of the area of the main surfaces.
  • the area of the mixed yarn C was 7.1% of the area of the main surface.
  • the thickness of the woven fabric was 275 ⁇ m.
  • the evaluation results of (1) antibacterial properties and (2) hand feeling are shown in Table 2.
  • the obtained woven fabric was washed 5 times, and the antibacterial property and the feeling to Staphylococcus aureus and Klebsiella pneumonia were evaluated for the woven fabric before laundering and the woven fabric after laundering.
  • the washing method was according to the washing method (standard washing method) of the SEK mark textile product specified by the Fiber Evaluation Technology Council.
  • the antibacterial property was evaluated in the same manner as the antibacterial property test of (1), and Staphylococcus aureus (Staphylococcus aureus NBRC 12732) and Klebsiella pneumoniae NBRC 13277 were used as test bacterial species.
  • the evaluation results are shown in Table 3.
  • the woven fabrics obtained in Examples 1 to 9 are thin. Furthermore, it can be seen from Table 2 and Table 3 that these woven fabrics exhibit high antibacterial properties and are also excellent in terms of feel. Further, as can be seen from Example 9, the woven fabric according to the present embodiment does not have reduced antimicrobial properties even by washing.
  • the woven fabric of the present invention includes sheets, pillow covers, linen products such as towels, pajamas, white coats, aprons, hats, uniforms, various clothing articles such as uniforms, seat sheets such as car seats, chairs, strollers and the like It can be widely used for seat covers, bags, shoes, curtains, tents, sleeping bags, place mats, interior seats for refrigerators and the like.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Woven Fabrics (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

L'invention concerne un tissu qui contient des fils mélangés et des premiers fils non métalliques croisant lesdits fils mélangés. Lesdits fils mélangés contiennent des seconds fils non métalliques et des fils métalliques. Le rapport de diamètre entre lesdits fils mélangés et lesdits premiers fils non métalliques, fils mélangés / premiers fils non métalliques, est supérieur ou égal à 1. Le nombre de fils mélangés contenus dans une région prédéfinie dudit tissu, est compris entre 3,5 et 30% du nombre de tous les fils contenus dans ladite région prédéfinie. Lesdits fils mélangés peuvent être des fils revêtus dans lesquels lesdits fils métalliques sont enroulés sur lesdits seconds fils non métalliques, ou des fils retors formés par toronnage desdits seconds fils non métalliques et desdits fils métalliques.
PCT/JP2018/033504 2017-09-22 2018-09-10 Tissu WO2019059029A1 (fr)

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KR102543050B1 (ko) 2023-06-12
JP2019060029A (ja) 2019-04-18
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JP6956580B2 (ja) 2021-11-02
TWI774843B (zh) 2022-08-21
TW201920790A (zh) 2019-06-01
CN111032937B (zh) 2022-05-13

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