WO2021093825A1 - Tissu - Google Patents

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Publication number
WO2021093825A1
WO2021093825A1 PCT/CN2020/128492 CN2020128492W WO2021093825A1 WO 2021093825 A1 WO2021093825 A1 WO 2021093825A1 CN 2020128492 W CN2020128492 W CN 2020128492W WO 2021093825 A1 WO2021093825 A1 WO 2021093825A1
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WO
WIPO (PCT)
Prior art keywords
fabric
inorganic particles
water
fiber
weight
Prior art date
Application number
PCT/CN2020/128492
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English (en)
Chinese (zh)
Inventor
高进华
桑原厚司
土仓弘至
蔡东照
顾梅花
Original Assignee
东丽纤维研究所（中国）有限公司
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.)
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Application filed by 东丽纤维研究所（中国）有限公司 filed Critical 东丽纤维研究所（中国）有限公司
Priority to CN202080073571.1A priority Critical patent/CN114555875A/zh
Priority to JP2022523193A priority patent/JP2023510071A/ja
Publication of WO2021093825A1 publication Critical patent/WO2021093825A1/fr

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Classifications

    • 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
    • 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
    • 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

Definitions

  • the invention relates to a fabric, in particular to a fabric that is not prone to perspiration or water stains after sweating or moistening.
  • Japanese Patent Laid-Open No. 2011-226001 discloses an anti-sweat fabric and anti-sweat clothing.
  • the anti-sweat fabric is formed of polyester fiber, one side is attached with a waterproofing agent, and the other side has a concave-convex structure, which has excellent anti-perspiration.
  • this technical solution with a water-repellent attached to the surface of the fiber has a limited anti-perspiration effect, and there are also problems in the durability of washing, and this processing method is not suitable for light and thin fabrics or Elastic fabrics are prone to the problem that the water repellent penetrates to the other side and causes the water absorption to decrease.
  • Japanese Patent Publication No. 2015-86489 discloses an impermeable fabric and a fiber product.
  • the anti-perspiration fabric is composed of a non-waterproof fiber A and a waterproof fiber B.
  • Fiber A and fiber B The weight ratio of the fiber B is 1:99-49:51, the fiber B is a water-repellent polyester fiber false-twisted yarn with a torque of 30T/m or less obtained after processing with a water-repellent resin, and the fiber B is arranged on the surface of the fabric,
  • the fabric is also processed with water-absorbent resin, which has both water absorption and water resistance, has the effect of preventing permeation of sweat, and has excellent washing durability.
  • water-absorbent resin which has both water absorption and water resistance, has the effect of preventing permeation of sweat, and has excellent washing durability.
  • the surface of the fiber is only attached with a water-repellent agent, there is still limited anti-perspiration effect. The problem.
  • the purpose of the present invention is to provide a fabric with good water absorption, excellent anti-perspiration or water stain effect and excellent washing durability.
  • the color difference between the dry state and the wet state of the fabric of the present invention is judged to be level 4 or higher according to the visual method; wherein the wet state means that 0.2ml of water is dropped on the surface of the fabric, and the water diffuses to a state where it is completely absorbed by the fabric .
  • the fabric of the present invention even after being completely wetted by rain or sweat, the surface color change relative to the dry state can reach level 4 or more, the effect of preventing sweat or water stains is extremely superior, and the washing durability is good.
  • the invention can be any organization, any thick or thin knitted fabric and woven fabric, and can be widely used to make shirts, coats, down jackets, sports T-shirts, mountaineering clothes and the like.
  • the fiber fluff can't reflect light effectively and the surface of the wet area is covered with water molecules, so the light enters the fiber more easily, and the white reflected light from the surface is greatly reduced, and it is reflected again when it enters the fiber. More colored reflected light comes out, and this mixed light effect makes the fabric look darker than the dry state.
  • the fabric in the dry state, the fabric has a large light reflectivity and the fabric is light in color; in the wet state, the fabric has a low light reflectivity and the fabric has a darker color.
  • the reflectance difference between the dry state and the wet state accounts for more than 8% of the total visible light, the color difference is obvious, and the color difference is less than 4 by visual inspection, and it is easy to see sweat stains, water stains and other phenomena.
  • the percentage of poor reflectivity is less than or equal to 8%, the fabric has the effect of preventing sweat stains or water stains.
  • the color difference between the wet state and the dry state is visually evaluated as 4 or more.
  • the dry state here refers to the state after the sample is placed in the standard atmospheric pressure for 24 hours after the humidity is adjusted and balanced.
  • the wet state here refers to the state when the sample is placed in the standard atmospheric pressure for 24 hours after the humidity is adjusted and balanced, and 0.2ml of water is dropped on the surface of the sample, and the water diffuses until it is completely absorbed by the fabric (no obvious liquid droplets, that is, when there is no specular reflection) .
  • the surface yarn of the fabric of the present invention contains inorganic particles.
  • the surface yarn contains inorganic particles.
  • the inorganic particles can exist inside the fibers of the surface yarn, or the inorganic particles can exist outside the fibers of the surface yarn by means of padding resin or coating resin, or the above two types.
  • the combination of methods makes inorganic particles exist both inside and outside the fibers of the surface yarn.
  • the type of resin used for the padding resin or coating resin is not particularly limited, as long as it can adhere inorganic particles to the fibers, and examples thereof include isocyanate resins, acrylate resins, urethane resins, and silicone resins.
  • the surface yarn here refers to the yarn located on the surface of the fabric.
  • all the yarns forming the fabric are called surface yarns.
  • the yarn forming the surface structure of the fabric is the surface yarn.
  • the fabric of the present invention is a woven fabric, its weave is not particularly limited, such as plain weave, twill weave, satin weave, etc., and it can also be a multi-weave fabric.
  • the fabric of the present invention is a knitted fabric, its structure is not particularly limited, and it may be a circular knitted fabric, a flat knit fabric, or a warp knitted fabric.
  • the weaves of circular knit fabrics and flat knitting fabrics can be plain weave, rib weave, double rib weave, double reverse weave, tuck weave, and the like.
  • the warp knitted fabric can be a single comb warp warp weave, a single comb warp satin weave, a double comb warp warp weave, a double comb warp warp-warp weave, and the like.
  • the warp and weft of plain weave, twill and satin weave are surface yarns
  • the surface warp and surface weft of double warp, weft, double or multi-layer weaves are called surface yarns. line.
  • For knitted fabrics in single-sided weave, all yarns are surface yarns, and in double-sided weaves, surface yarns are surface yarns.
  • the inorganic particles contained in the surface of the fabric can not only absorb the light entering the fiber, but also scatter the light in different directions.
  • the light scattered inside the fiber absorbs relatively little color due to the change of the path, and finally refracts it.
  • the fabric is reflected light-colored light, that is, the presence of inorganic particles makes part of the colored light-reflective light light-colored reflected light.
  • the white light reflected on the surface is reduced, but because the ratio of light-colored reflected light in the colored reflected light is large, compared with the fabric without inorganic particles, the degree of light reflection decline is small, and the degree of color darkening is small.
  • the surface yarn of the fabric contains less than 2.0% by weight of inorganic particles, the light reflectivity will decrease more after wetting, the color change will be more obvious compared with the dry state, and the anti-perspiration or water stain effect will decrease; when the surface yarn contains When the amount of inorganic particles exceeds 25.0% by weight, the particles may agglomerate in the resin layer or the yarn strength may decrease. Therefore, in the present invention, it is preferable that the inorganic particles account for 2.0-25.0% by weight of the surface yarn, and it is more preferable that the inorganic particles account for 2.0-25.0% by weight of the surface yarn. 3.0 to 20.0% by weight of the surface yarn, more preferably, the inorganic particles account for 5.0 to 15.0% by weight of the surface yarn.
  • the presence of inorganic particles inside the fibers of the surface yarn can be obtained by adding inorganic particles at the polymerization stage.
  • one type of yarn with the content of inorganic particles in the above range can be selected, or two or more yarns with the content of inorganic particles in the above range but different content can be selected, or the content of inorganic particles can be selected in the above range.
  • the yarns are arranged with yarns whose content is not in the above-mentioned range, and there is no particular limitation, as long as the purpose of preventing sweat or water stains can be achieved, and it can be selected and used according to needs.
  • the surface yarn when inorganic particles exist outside the fibers of the surface yarn, the surface yarn may or may not contain inorganic particles inside the fibers.
  • the fiber contains inorganic particles, the content is not particularly required, and may be in the above range or not in the above range, as long as it can achieve the purpose of preventing sweat or water stains.
  • the type of inorganic particles here is not particularly limited, and can be selected according to needs, such as titanium dioxide (anatase type or rutile type), barium sulfate, ferric oxide, barium chloride, silicon oxide, barium oxide, barium titanate, One of cadmium red, cadmium yellow, carbon (such as carbon black, graphite, etc.), chromium oxide, silicon oxide green, copper oxide, ferrous oxide, aluminum oxide, antimony trisulfide, zirconium dioxide, calcium oxide, etc. kind or more.
  • titanium dioxide has a good light scattering effect, and has good safety, stability, and dispersibility characteristics, so it is preferred.
  • the inorganic particles here may be white particles or colored particles such as red and blue.
  • the refractive index of common fibers is between 1.4 and 1.8.
  • the refractive index of inorganic particles When the refractive index of inorganic particles is close to the refractive index of the fiber, it may affect the reflection and scattering effects of the inorganic particles on the incident light, and the effect of preventing sweat or water stains will be reduced. trend.
  • the refractive index of inorganic particles As the refractive index of inorganic particles increases, the reflection and scattering effects of light also increase. However, when the refractive index reaches a certain value, the upward trend gradually tends to be flat.
  • the refractive index of inorganic particles is preferably 1.8 ⁇ 3.5. .
  • the inorganic particles when the average particle size of the inorganic particles is less than 0.05 ⁇ m, the particles may agglomerate and reduce the dispersibility. When the average particle size is higher than 3.00 ⁇ m, the inorganic particles may block the spinning filter. Therefore, in the present invention, it is preferable that the inorganic particles are fine particles having an average particle diameter of 0.05 to 3.00 ⁇ m. In view of the best reflection effect on light, in the present invention, the inorganic particles are more preferably fine particles with an average particle diameter of 0.20 to 1.80 ⁇ m, and more preferably inorganic particles are fine particles with an average particle diameter of 0.20 to 0.60 ⁇ m.
  • the fiber raw material of the yarn used in the present invention is not particularly limited, and examples thereof include polyester (PET), polyamide, viscose, and the like.
  • the cross-sectional shape of the fiber is also not particularly limited, and it may be a circular cross-section, or a special-shaped cross-section such as a triangle, a cross, a multilobal, a flat, and an H-shape.
  • the surface yarn may be a single-component fiber or a multi-component composite fiber, and is preferably a composite fiber.
  • the composite fiber can be in a composite form such as a core sheath, sea island, and laminate.
  • Such a composite form can maximize the content of titanium dioxide.
  • in the core-sheath structure inorganic particles are mainly concentrated in the core, which is good for weaving and can reduce the friction of the yarn on the healds and reeds.
  • the sea-island structure Inorganic particles are mainly concentrated on the islands and are more evenly distributed inside the fiber.
  • Another example is the layered structure, that is, the multilayer composite structure. The inorganic particles are mainly concentrated in the middle layer, compared to the core-sheath structure. Under the condition of containing the same weight% of inorganic particles, the layered structure has better light reflection effect, so it is more preferable.
  • the inorganic particles are white particles, dyes of any color can be used for dyeing; if the inorganic particles are colored particles such as red and blue, it is best to choose dyes of the same color as the particles. dyeing.
  • water absorbing agents, water repellents, softeners, etc. can be selected for processing in post-finishing as required. These agents may be commercially available products or self-prepared products, and the types are not particularly limited. Among them, the water absorbing agent can be exemplified by polyester resins and acrylic resins, and the water repellent can be exemplified by fluorocarbon resins and hydrocarbon resins. Examples of the softener include silicone resins and the like.
  • test methods of the various parameters involved in the present invention are as follows:
  • the color difference of two samples is between two adjacent levels of the gray card, it can be set as an intermediate level, such as 4-5 and 3-4. According to the same method, the remaining 8 samples were subjected to a grading test, and a total of 5 sets of data were obtained, and the average value was taken as the color difference of the present invention.
  • the infrared spectrum of the surface yarn is measured by the infrared spectrum analyzer FT-IR method, and the type of resin on the fiber is determined according to the position of the characteristic peak. For example, if two characteristic peaks appear at 2275-2250 cm -1 and 1400-1350 cm -1 , it is determined that the isocyanate resin is attached to the fiber. If, 1250cm -1 and 1170cm -1 which three characteristic peaks occur at 1730cm -1, 1170cm -1 and 1250cm -1 peak is greater than the peak, it is determined that an acrylic resin adhered to the fibers.
  • the urethane resin is attached to the fiber. Then take 100 g of the surface yarn, and select an appropriate solvent X according to the type of resin adhering to the fiber to dissolve these resins to obtain inorganic particles existing on the outside of the fiber.
  • the solvent X include toluene, acetone, butyl acrylate, N,N-dimethylformamide, hexafluoroisopropanol, carbon tetrachloride and the like.
  • acetone solvent is used for polyurethane resin
  • a mixed solution of toluene and butyl acrylate is used for acrylate resin
  • toluene solvent is used for isocyanate resin
  • the inorganic particles are present inside the fibers of the surface yarn, 100 g of the surface yarn is taken, and a suitable solvent Y is selected to dissolve the fibers, and after drying, the inorganic particles present inside the fibers are obtained.
  • the solvent Y here is selected according to the type of fiber. For example, a mixed solution of phenol and tetrachloroethylene is used for polyester fiber, formic acid is used for polyamide fiber, and concentrated sulfuric acid is used for viscose fiber.
  • solvent X is used to dissolve the resin outside the fibers
  • solvent Y is used to dissolve the fibers to obtain inorganic particles inside and outside the fibers.
  • the metal elements in the X-ray fluorescence spectrometer (manufacturer: Rigaku, model: ZSX PrimusIII+) and infer the molecular formula, then determine the type of inorganic particles based on the molecular formula.
  • the refractive index is determined according to the type of inorganic particles.
  • the inorganic particles have the same elements but different structures, such as anatase titanium dioxide and rutile titanium dioxide
  • the XRD pattern is obtained by an X-ray diffractometer, and then the specific type of inorganic particle is judged according to the XRD pattern, and finally the refraction is determined according to the type of inorganic particle rate.
  • the refractive index of the inorganic particles that can be listed is shown in the following table:
  • Cut a 5cm*5cm sample use a scanning electron microscope SEM to observe the cross section of the sample at 3000 magnification, randomly select 10 inorganic particles on the cross section and use the SEM's own measurement software to obtain the diameter of each particle.
  • a total of 5 cross-sections are measured in the same way to obtain 50 sets of data, and the average value is taken as the average particle size of the inorganic particles of the present invention.
  • the division value of the analytical balance is 0.0001g/division.
  • Ash content (%) ⁇ (m3-m1)/(m2-m1) ⁇ 100%
  • m1 is the mass of the empty crucible (g);
  • m2 is the mass of the sample plus empty crucible (g);
  • m3 is the mass of residual ash plus empty crucible (g).
  • the 75D/36f core-sheath composite fiber is selected, and the weft plain needle weave is knitted to obtain a grey fabric with a vertical and horizontal density of 48*72 pieces/inch.
  • the obtained grey fabric was refined and dyed with blue dye (made by DyStar, dosage of 2.5owf%), and then processed with polyester water-absorbing resin (made by Shanghai Rihua Company, dosage of 5g/L), and finally at 160°C. After styling for 1 minute, a fabric with a grammage of 120 g/m 2 of the present invention is obtained, and the specific parameters are shown in Table 1.
  • the core of the core-sheath composite fiber is PET containing 15.0% by weight of white titanium dioxide particles (refractive index 2.76, average particle size 0.4 ⁇ m), and the sheath is containing 2.65% by weight of white titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m) PET, the core-sheath composite ratio is 4:1.
  • the sheath of the core-sheath composite fiber is a PET component containing 0.3% by weight of white titanium dioxide particles, and the core-sheath composite ratio is 1:1.
  • the rest is the same as in Example 1.
  • the fabric of the invention with a grammage of 125g/m 2 is obtained. Its specific parameters See Table 1.
  • the sea component of the island-in-the-sea composite fiber is CO-PET, and the island component contains 15.0% by weight of white titanium dioxide particles (refractive index 2.55, average particle size). 0.4 ⁇ m) insoluble PET, the sea-island composite ratio is 1:1, and the rest is the same as in Example 1.
  • the fabric of the present invention with a grammage of 121 g/m 2 is obtained. The specific parameters are shown in Table 1.
  • the cross-section is a three-layer structure, from the outside to the inside, the outer layer, the middle layer, and the inner layer. All three layers contain white titanium dioxide particles (refracting With a rate of 2.55 and an average particle size of 0.4 ⁇ m), the content of titanium dioxide particles in the intermediate layer is 15.0% by weight, and the proportion of the intermediate layer on the entire section is 50%. The content of titanium dioxide particles in the outer layer and the inner layer is both 0.3% by weight, and the rest is the same as in Example 1, to obtain a fabric with a grammage of 123/m 2 according to the present invention. See Table 1 for specific parameters.
  • the circular section PET DTY contains 28.0% by weight of white titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m), and the rest
  • a fabric with a grammage of 125 g/m 2 of the present invention was obtained, and the specific parameters are shown in Table 1.
  • the warp yarn is 50D/36f laminated cross-section composite fiber
  • the weft yarn is 75D/72f circular cross-section PET DTY, 2/1 twill weave
  • the warp and weft density is 155*140 strands/inch.
  • the laminated cross-section composite fiber The cross-section is a three-layer structure, from the outside to the inside, the outer layer, the middle layer, and the inner layer.
  • the three layers are all PET containing white titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m).
  • the content of titanium dioxide particles in the middle layer is 13.6% by weight and the intermediate layer accounts for 25% of the entire cross section.
  • the content of titanium dioxide particles in the outer layer and the inner layer are both 0.3% by weight.
  • the circular section PET DTY contains 0.3% by weight of white titanium dioxide particles (refractive index 2.55, the average particle size is 0.4 ⁇ m), and the rest are the same as in Example 1.
  • the fabric of the invention with a grammage of 115 g/m 2 is obtained. The specific parameters are shown in Table 1.
  • the content of titanium dioxide particles in the intermediate layer is 30.0% by weight and the proportion of the intermediate layer on the entire cross section is 70%.
  • the rest is the same as in Example 4 to obtain a fabric with a grammage of 123 g/m 2 of the present invention.
  • the specific parameters are shown in Table 1.
  • the core of the core-sheath composite fiber is PET containing 15.0% by weight white barium sulfate particles (refractive index 1.64, average particle size 0.3 ⁇ m), and the sheath is containing 2.65% by weight white titanium dioxide particles (refractive index 2.55, average particle size 0.3 ⁇ m) ) PET, the rest are the same as in Example 1, to obtain a fabric with a grammage of 125 g/m 2 according to the present invention.
  • the specific parameters are shown in Table 1.
  • the core of the core-sheath composite fiber is PET containing 15.0% by weight of white titanium dioxide particles (refractive index 2.76, average particle size 0.3 ⁇ m), and the sheath is containing 2.65% by weight of white titanium dioxide particles (refractive index 2.55, average particle size 0.3 ⁇ m)
  • the rest of the PET is the same as in Example 1, to obtain a fabric with a grammage of 125 g/m 2 according to the present invention.
  • the specific parameters are shown in Table 1.
  • the core of the core-sheath composite fiber is a PET containing 15.0% by weight of red iron oxide particles (refractive index 3.01, an average particle size of 0.3 ⁇ m), and the sheath is a PET containing 2.65% by weight of white titanium dioxide particles (refractive index of 2.55, average particle size) 0.3 ⁇ m) PET was dyed with red dye (made by Destar Company, dosage 2.0owf%), and the rest was the same as in Example 1, to obtain a fabric with a grammage of 125 g/m 2 of the present invention. See Table 1 for specific parameters.
  • the core-sheath composite fiber of 75D/36f is selected.
  • the core of the core-sheath composite fiber is PET containing 15.0% by weight of white titanium dioxide particles (refractive index 2.76, average particle size 1.0 ⁇ m), and the sheath is containing 2.65% by weight of white titanium dioxide.
  • the PET with particles (refractive index 2.55, average particle diameter 1.0 ⁇ m) has a core-sheath composite ratio of 4:1, and the rest is the same as in Example 1, to obtain a fabric with a grammage of 125 g/m 2 of the present invention.
  • the specific parameters are shown in Table 1.
  • the content of titanium dioxide particles in the intermediate layer is 15.0% by weight, and the rest is the same as in Example 6, to obtain a fabric with a grammage of 130 g/m 2 of the present invention.
  • the specific parameters are shown in Table 1.
  • the grey cloth of Example 2 was selected after scouring and dyeing with blue dye (manufactured by DyStar, the amount of 2.5owf%), and then padding titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m) aqueous dispersion and acrylic acid ester
  • the mixed solution of linking agent, the amount of inorganic particle aqueous dispersion (50% solid content) is 300g/L
  • the amount of acrylate crosslinking agent is 10g/L
  • the rolling rate is 80%
  • it is dried at 130°C
  • the shape at 170°C to obtain a fabric with a gram weight of 128g/m 2.
  • Table 1 The specific parameters are shown in Table 1.
  • the circular section PET DTY contains 0.3% by weight of white titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m), and the rest
  • a fabric with a grammage of 128 g/m 2 was obtained, and the specific parameters are shown in Table 1.
  • the circular section PET DTY contains 0.3% by weight of white titanium dioxide particles (refractive index 2.55, average particle size 0.4 ⁇ m).
  • the water-absorbent resin processing is adjusted to use C6 waterproof resin for surface water-repellent processing, and the rest is the same as in Example 1, to obtain a fabric with a gram weight of 123 g/m 2.
  • the specific parameters are shown in Table 1.
  • Example 1 It can be seen from Example 1 and Example 2 that under the same conditions, the fabric with a titanium dioxide particle content of 12.5% by weight in the top yarn is compared with the fabric with a titanium dioxide particle content of 7.7% by weight in the top yarn.
  • the performance is similar, but the color change on the surface of the former is smaller than that of the latter, that is, the former has better anti-perspiration or water stains than the latter.
  • Example 4 It can be seen from Example 4 and Example 2 that under the same conditions, the fabric using laminated cross-section fibers has the same water absorption on the reverse side as the fabric using core-sheath composite fibers, but the color change on the surface of the former is smaller than that of the fabric using core-sheath composite fibers.
  • the latter that is, the former is better than the latter in preventing perspiration or water stains.
  • Example 7 It can be seen from Example 7 and Example 5 that under the same conditions, the fabric with 21.2% by weight of titanium dioxide particles in the top yarn has the water absorption on the opposite side of the fabric with 28.0% by weight of titanium dioxide particles in the top yarn.
  • the performance is equivalent, and the color change of the former is smaller than the latter, that is, the former has better anti-perspiration or water stains than the latter.
  • Example 1 and Example 8 It can be seen from Example 1 and Example 8 that under the same conditions, the fabric obtained by using the yarn containing titanium dioxide particles has the same water absorption on the reverse side as compared with the fabric obtained by using the yarn containing barium sulfate particles. However, the color change on the surface of the former is smaller than that of the latter, that is, the former has better anti-perspiration or water stains than the latter.
  • Example 12 It can be seen from Example 12 and Example 6 that under the same conditions, the fabric with a titanium dioxide particle content of 3.8% by weight in the top yarn and the fabric with a titanium dioxide particle content of 1.9% by weight in the top yarn absorb water on the reverse side of the fabric.
  • the performance of the former is equivalent, and the color change of the former is smaller than the latter, that is, the former has better anti-perspiration or water stains than the latter.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Woven Fabrics (AREA)
  • Knitting Of Fabric (AREA)
  • Multicomponent Fibers (AREA)

Abstract

L'invention concerne un tissu, la différence de couleur lorsque le tissu est sec et lorsqu'il est humide étant déterminée, selon une inspection visuelle, comme étant supérieure ou égale à un grade 4 ; le fait d'être humide se réfère à un état dans lequel une quantité de 0,2 ml d'eau est versée sur la surface du tissu et l'eau s'étale jusqu'à ce qu'elle soit complètement absorbée par le tissu. Comme la couleur de la surface humide change peu, aucune tache de sueur ni tache d'eau significative ne se forme. De plus, le tissu a une bonne durabilité de lavage, peut être tricoté et tissé dans n'importe quelle armure et à n'importe quelle épaisseur, et peut être largement utilisé pour fabriquer des chemises, des mentaux, des coupe-vent, des T-shirts de sport, des vêtements de montagne, etc.
PCT/CN2020/128492 2019-11-15 2020-11-13 Tissu WO2021093825A1 (fr)

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CN202080073571.1A CN114555875A (zh) 2019-11-15 2020-11-13 一种面料
JP2022523193A JP2023510071A (ja) 2019-11-15 2020-11-13 生地

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CN201911118380 2019-11-15
CN201911118380.8 2019-11-15

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050101209A1 (en) * 2003-11-07 2005-05-12 The Hong Kong Polytechnic University Woven fabric with moisture management properties
CN103009763A (zh) * 2012-12-13 2013-04-03 广东溢达纺织有限公司 一种单亲单防、吸湿速干面料及其生产方法
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