KR100931360B1 - Knitting fabric with excellent dry and absorption for sweet and manufacturing method thereof - Google Patents

Abstract

PURPOSE: Knitting fabric with good dry and absorption and a manufacturing method thereof are provided to offer not only good sweat absorption and drying function also ultraviolet protection function and antibacterial function. CONSTITUTION: A manufacturing method of knitting fabric with good dry and absorption includes the following steps of: locating DTY yarn(11) of 40 ~ 45 weight% on the surface side; arranging UV quick-drying yarns(12) of 40 ~ 45 weight%; weaving nano-silver yarn(13) of 5 ~ 10 weight% between the rear surface and the front surface; and dyeing the knitting fabric. A dyeing step includes the following steps of: putting pigment into warm water of a dyeing machine; raising temperature for 40 minutes; dyeing the fabric in 130°C for 30 ~ 40 minutes; cooling the fabric; and reducing the washing the fabric to remove the attached pigment.

Description

Sweat-absorbing quick-drying knitted fabric and a method for manufacturing the same {KNITTING FABRIC WITH EXCELLENT DRY AND ABSORPTION FOR SWEET AND MANUFACTURING METHOD THEREOF}

The present invention relates to a sweat-absorbent quick-drying knit fabric, and more particularly, to a sweat-absorbing quick-drying knit fabric having excellent ultraviolet absorbing and antibacterial function as well as excellent sweat absorption and drying functions.

As the public's interest in sports and leisure activities increases and the number of people who enjoy it increases, there is a demand for the development of fast-drying fabrics that can absorb the sweat caused by physical activity and dry quickly.

Woven fabrics in which cotton yarns or blends of cotton and polyester are in contact with the skin surface have a good ability to absorb sweat and have good warmth. However, these fabrics are susceptible to sweating and lack of sweat-dissipating properties, which can lead to lower body temperature or discomfort when sweating a lot.

In order to solve this problem, a fiber sheet having an absorption quick-drying function as disclosed in Korean Patent Publication No. 10-518746 has been proposed. This fiber has a backing layer composed of untwisted yarn of polyester or nylon circular cross section structure, and a surface layer of false twisted yarn of polyester or nylon circular cross section structure. Sweat from the body can be quickly transferred from the back layer of the fiber to the surface layer.

However, these sweat-absorbent quick-drying fabrics can absorb sweat quickly and dry it, but the organic matter and external contaminants contained in the sweat can cause harmful microorganisms to grow and cause odors, and the ability to block UV rays is poor. .

The present invention has been made in view of the above problems, and an object of the present invention is to provide a sweat-absorbing quick-drying knitted fabric and a method of manufacturing the same, which has excellent sweat absorption and drying function, as well as UV blocking function and antibacterial function.

The sweat-absorbent quick-drying knitted fabric according to the present invention for achieving this object includes a DTY yarn, UV quick-drying yarn that blocks sweat absorption and ultraviolet rays, and antimicrobial silver nano yarn, wherein the DTY yarn is located on the surface side and the UV quick-drying yarn is located on the back side of the The silver nano-sa is characterized in that it is knitted in a multi-layer structure so as to be located between the surface and the back.

The knitted fabric includes 45 to 50% by weight of the DTY yarn, 40 to 45% by weight of the UV quick-drying yarn, and 5 to 10% by weight of the silver nano yarn.

The surface of the knitted fabric is woven to protrude in a polygonal pattern by the DTY yarn and a plurality of protrusions arranged in a tiled spaced apart from each other, and weave more sparsely than the protrusions to form a valley between the protrusions Included ventilation.

The back surface of the knitted fabric includes a plurality of embossed portions woven to protrude by the silver nano sand and the UV quick-drying yarn on the back side of the protruding pattern portion.

According to the present invention, a method for manufacturing the sweat-absorbent quick-drying knitted fabric is placed on the surface side of 45-50 wt% DTY yarn, 40-45 wt% UV quick-dry yarn is disposed on the back side, and 5-10 wt% silver nano yarn is placed between the surface and the back side. A weaving process for knitting to be disposed; It includes a dyeing process for dyeing the knitted fabric passed through the weaving process.

The dyeing step is a dye input step of adding the dye to the hot water of the dyeing machine maintaining approximately 40 ℃, a temperature rising step of gradually increasing the temperature gradually to 130 ℃ over 40 minutes after the dye input, and 30 ~ 40 at 130 ℃ It includes a leveling step of performing the leveling process while maintaining for a minute, a cooling step of gradually cooling over 10 to 15 minutes after the leveling step, and a reduction washing and washing step to remove dyes, etc. attached to the fabric after the cooling step. .

The sweat-absorbent quick-drying knitted fabric according to the present invention is knitted in a multi-layered structure so that DTY yarn is located on the surface side and UV quick-drying yarn and silver nano yarn are on the back side, so the UV quick-drying yarn on the back side quickly absorbs and releases moisture such as sweat and exhibits excellent sweat-absorbing quick-drying function. Rather, the DTY yarn on the surface side exhibits heat retention, thereby minimizing body temperature.

In addition, the present invention can protect the body even in outdoor activities during the summer hot sun because the UV fast drying yarn forming the embossing portion on the back side, and the antimicrobial silver nano forming the embossing portion together with UV quick drying inhibits the growth of various harmful bacteria. Antibacterial and deodorant function has an excellent effect.

In addition, the present invention has an effect that can be felt so that the air flow smoothly because the vent is formed between the protruding portion of the surface side to feel a comfortable fit.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in Figure 1, the sweat-absorbent quick-drying knitted fabric 10 according to the present invention is DTY yarn (11, Draw Textured Yarn), UV quick-drying yarn having excellent sweat absorption function and UV blocking function (12, UV COOLON YARN) and antimicrobial silver nanofibers 13 are manufactured by knitting to form a multilayer structure.

DTY yarn (11) is called a draw textured yarn, and the nylon filament or polyester filament is uniformly wound in one direction, twisted, and heated to harden the shape, and then unwrapped in the original direction. It is elastic stretch yarn or combustible yarn. The DTY company (11) is excellent in heat retention and water absorption and lightweight, and uses the "aeroarm" (material name) material or equivalent material manufactured by Hyosung, a Korean company.

UV quick-drying yarn 12 is to apply a special nanoparticles (TiO2) excellent in UV protection to the material having a quick-drying function to absorb moisture to prevent skin damage by ultraviolet rays. The UV quick-drying material can block not only UV-B wavelength but also UV-A wavelength that damages collagen and elastin and accelerates skin aging and blemishes. The UV quick drying yarn (12) uses “nano UV COOL” (product name) material manufactured by Korean company Kolon, or equivalent material.

Silver nano yarn (13) is a nylon functional material that has antibacterial effect and deodorant function, and it contains nano-sized natural silver in the polymer to inhibit the growth of various harmful bacteria such as Staphylococcus aureus, pneumococci, Escherichia coli, MRSA bacteria. It is an antimicrobial. For silver nano company (13), "magicsilver-nano" or "AEROSILVER" and "ATB-100" manufactured by Hyosung can be used. have.

When manufacturing a knitted fabric using yarns, as shown in Fig. 1, the DTY yarn 11, UV fast drying yarn 12, silver nano yarn 13 is knitted in a multilayer structure. That is, the DTY yarn 11 is located on the surface side, the UV quick-drying yarn 12 is located on the back side in contact with the skin of the human body, and the silver nano yarn 13 is knitted in a multilayer structure so as to be located on the back side of the surface and the back side. The content of each yarn is 45 to 50% by weight of DTY yarn (11), 40 to 45% by weight of UV fast-drying yarn (12), 5 to 10% by weight of silver nano yarn (13).

As shown in FIGS. 4 and 5, the surface of the knitted fabric 10 is protruded in the form of a polygonal pattern by the DTY yarn 11, and the protruding patterns 20 which are relatively tightly woven are formed. Vent portions 25 are woven more sparsely than the protruding pattern portion 20 to form a valley between the portions 20. And the back surface of the knitted fabric 10 (surface in contact with the skin of the human body) a plurality of embossed parts 30 woven to protrude by the silver nano yarn 13 and the UV fast-drying yarn 12 on the back surface side of the protrusion pattern portion 20 ) Is formed.

The knitted fabric 10 woven in this manner is completed through a dyeing process. As shown in Fig. 6, the dye-injection step (A) in which a dye prepared by mixing a disperse dye, a dispersant, glacial acetic acid, and the like is added to hot water of a dyeing machine maintaining approximately 40 ° C., and 40 minutes after adding the dye. Temperature raising step (B) which gradually raises temperature to approximately 130 degreeC over the period, The leveling process (C) which performs leveling process, maintaining 30 to 40 minutes at 130 degreeC, and gradually over 10-15 minutes after leveling step A cooling step (D) to cool, and a reduction washing and washing step (E) to remove dyes and the like attached to the fabric are performed.

After the dye addition, the temperature increase step (B) is a first temperature increase step of gradually raising the temperature from 40 ° C. to 75 ° C. and holding it for a predetermined time, a second temperature rising step of maintaining the predetermined time after gradually raising the temperature from 75 ° C. to 95 ° C., and 95 It includes a 3rd temperature increase process which raises a temperature gradually from 130 degreeC to 130 degreeC.

  2 is a photograph of the surface of the knitted fabric 10 produced in this manner, Figure 3 is a photograph of the back of the knitted fabric 10. As shown in these photographs, a plurality of protruding pattern portions 20 and vents 25 are provided on the surface, and embossed portions 30 are provided on the back surface. The plurality of protruding pattern portions 20 formed on the surface and the plurality of embossing portions 30 formed on the back surface are square and arranged in a tiled state in a spaced apart state. Herein, the case in which the protruding pattern portion 20 is rectangular is illustrated, but the shape of the protruding pattern portion 20 may be variously changed by changing the weaving pattern.

The knitted fabric 10 is the embossed portion 30 on the back side made of antimicrobial silver nano yarn 13 and UV quick-drying yarn 12 quickly absorbs moisture such as sweat generated from the body and diverges toward the surface. Since air flows through the air vent 25, moisture such as sweat dries quickly. Therefore, a comfortable wearing feeling can be maintained.

In addition, since the surface layer (protrusions) formed by the DTY yarn 11 of 45 to 50% by weight exhibits heat retention comparable to that of cotton, it prevents a decrease in body temperature that may be caused when absorbing and releasing sweat and prevents skin. I can protect it.

In addition, the back layer (embossed parts) including the UV quick-drying yarn 12 exhibits excellent UV blocking function. In other words, the back layer is 40 to 45% by weight of the embossed portion 30 is made by UV fast drying yarn 12, because it functions to block the ultraviolet rays can protect the body even in the hot summer outdoor activities.

The antimicrobial silver nanofiber 13 forming the embossing part 30 together with the UV quick-drying yarn 12 suppresses the growth of various harmful bacteria caused by sweat and contamination. In other words, antibacterial and deodorant function. In particular, since the silver nano yarn 13 is a yarn in which silver antimicrobial component is introduced in the yarn manufacturing step, unlike the products which have been given antimicrobial properties by conventional post-processing, no dropping occurs due to washing, thus exhibiting semipermanent antibacterial properties.

The sweat-absorbent quick-drying knitted fabric prepared according to the above example was commissioned by the Korea Apparel Testing Institute for UV blocking performance test, deodorization test, and antimicrobial test. The result is as follows.

UV protection performance test

UV protection performance test was performed according to the standard of KS K 0850: 2004. Test instruments include UV Transmittance Analyzer (Labsphere Co. USA); The light source is Xenon Arc Lamp; Solar energy was 40 degrees north latitude, 20 degrees meridian and midday midday.

As a result, the UV blocking index SPF was 20.8, the blocking grade was 20, the blocking rate of UV-A was 94.8%, and the blocking rate of UV-B was 95.3%.

Deodorization test

Deodorization rate test was carried out by the gas detection tube method (ammonia). As the test conditions, the sample amount was 10cm * 10cm, the test gas was ammonia (NH₃), the concentration of the injected test gas was 500ppm, the volume of the container was 1000mL, and the test environment was 25.0 ° C and 22% humidity.

As a result, it was confirmed that the deodorization rate over time was 16% after 30 minutes, 24% after 60 minutes, 30% after 90 minutes, and 30% after 120 minutes.

Antimicrobial test

The antimicrobial test was conducted according to the standard of KS K 0693: 2006. Test bacteria 1 were Staphylococcus aureus ATCC 6538, and test bacteria 2 were Klebsiella pneumoniae ATCC 4352. The concentration of inoculum was 1.0 * 10 CFU / mL for Staphylococcus aureus and 1.3 * 10 CFU / mL for pneumococcus. TWEEN 80 (0.05%) was added to the inoculum bacteria as a nonionic surfactant.

As a result, it was confirmed that the bacteriostatic reduction rate of Staphylococcus aureus (test bacterium 1) was 99.1%, and that of the pneumococcal bacterium (test bacterium 2) was 95.5%.

As such, the sweat-absorbing quick-drying knitted fabric according to the present invention is knitted in a multilayer structure such that the DTY yarn 11 is located on the surface side and the UV quick-drying yarn 12 and the silver nano yarn 13 are located on the back side, such as sweat generated from the body. Moisture can be absorbed quickly and diverged toward the surface, and the vent 25 allows the air to flow smoothly.

In addition, since the DTY yarn 11 located on the surface side exhibits heat retention, body temperature can be prevented, and the UV fast-drying yarn 12 on the back side not only blocks ultraviolet rays but also the antimicrobial silver nano yarns 13 proliferate various harmful bacteria. It also has excellent antibacterial and deodorant function.

1 is a conceptual diagram showing the knitting structure of the quick-drying sweat-absorbing knitted fabric according to the present invention.

Figure 2 is a photograph of the surface of the sweat-absorbent quick-drying knitted fabric prepared in accordance with the present invention.

Figure 3 is a photograph of the back of the sweat-absorbing quick-drying knit fabric prepared according to the present invention.

Figure 4 shows the protruding pattern and the vent formed on the surface of the sweat-absorbent quick-drying knit fabric according to the present invention.

Figure 5 shows a cross-sectional structure of the sweat-absorbent quick-drying knit fabric according to the present invention.

Figure 6 shows the dyeing process of the sweat-absorbent quick-drying knitted fabric according to the present invention.

Explanation of symbols on the main parts of the drawings

11: DTY, 12: UV quick dry,

13: silver nano yarn, 20: protrusion part,

25: vent part, 30: embossing part.

Claims (6)

delete delete delete delete delete Weaving process of weaving 45 to 50% by weight of DTY yarn on the surface side, 40 to 45% by weight of UV quick-drying yarn on the back side, and 5 to 10% by weight of silver nano yarn to be arranged between the surface and the back side; In the manufacturing method of the quick-drying knitted fabric comprising a dyeing step of dyeing the rough fabric, The dyeing step is a dye input step of adding the dye to the hot water of the dyeing machine maintaining approximately 40 ℃, a temperature rising step of gradually increasing the temperature gradually to 130 ℃ over 40 minutes after the dye input, and 30 ~ 40 at 130 ℃ It includes a leveling process for performing the leveling process while maintaining for a minute, a cooling step for gradually cooling over 10 to 15 minutes after the leveling step, and a reduction washing and washing step for removing the dye attached to the fabric after the cooling step. Method for producing a sweat-absorbent quick-drying knitted fabric, characterized in that.

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