Production method of high-elasticity breathable fabric

Abstract

The invention relates to the technical field of fabrics, and discloses a production method of a high-elastic breathable fabric, which comprises the following steps: 1) selecting Lycra fiber, nylon fiber, spandex fiber, Lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; and 2) feeding the Lycra fibers, the nylon fibers, the spandex fibers, the lyocell fibers and the bamboo charcoal fibers into a twisting machine respectively, and twisting to obtain corresponding Lycra fiber yarns, nylon fiber yarns, spandex fiber yarns, lyocell fiber yarns and bamboo charcoal fiber yarns. According to the production method of the high-elasticity breathable fabric, lycra fibers, nylon fibers, spandex fibers, lyocell fibers and bamboo charcoal fibers are adopted to be made into various yarns, the yarns are twisted together according to the proportion to form composite yarns, cloth is woven according to the composite yarns, the lycra fibers and the spandex fibers have ultra-high elasticity, and therefore the high-elasticity breathable fabric is formed. And the nylon fiber has higher toughness, so that the service life can be prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of fabrics, in particular to a production method of a highly elastic and breathable fabric. Background Art

[0002] With the improvement of people's living standards and the increasing demand for clothing comfort, the performance of fabrics has become the focus of the textile industry. Traditional fabrics often have difficulty in balancing elasticity and breathability, and cannot meet the needs of modern consumers for clothing fabrics in various scenarios such as sports and leisure.

[0003] In the current field of textile technology, there is an urgent need for a fabric production method that can effectively balance high elasticity and high breathability to fill this demand gap in the market and provide consumers with a fabric product that has good elasticity to adapt to various body movements and maintains good breathability to make wearing more comfortable and healthy. In view of this, the present application proposes a method for producing a highly elastic and breathable fabric. Summary of the invention

[0004] In view of the shortcomings of the prior art, the present invention provides a method for producing a highly elastic and breathable fabric, which has the advantages of high elasticity, good air permeability, and not easy to wrinkle. It solves the problems that polyester fabric has weak elasticity, nylon is easy to deform and will leave wrinkles during use, and has poor air permeability.

[0005] In order to achieve the above-mentioned purpose of high elasticity, good air permeability and wrinkle resistance, the present invention provides the following technical solution: a production method of a high elastic breathable fabric, comprising the following steps: 1) Select Lycra fiber, nylon fiber, spandex fiber, lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; 2) feeding the Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber into a twisting machine respectively, twisting them to obtain corresponding Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn; 3) feeding the Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn obtained in step 2) into a twisting machine, and twisting them at 45° C. to obtain a composite yarn; 4) feeding the composite yarn obtained in step 3) into a dyeing vat, adding a silver ion solution for dyeing, wherein the concentration of the silver ion solution is 9-12% and the pH value of the solution is 6-7; 5) heating the dye vat in step 4) to keep the solution and the composite yarn in the dye vat at 55-70° C. for a period of not less than 2 hours to produce an immersion-dyed composite yarn; 6) feeding the dip-dyed composite yarn in step 5) into a centrifugal dehydrator and dehydrating the yarn at a speed of 200 r / min to produce a dehydrated composite yarn; 7) sending the dehydrated composite yarn obtained in step 6) into a drying device for drying, wherein the temperature of the drying device is set between 60 and 70 degrees, to produce a dried composite yarn, wherein the moisture content of the composite yarn is between 2 and 4%; 8) The dried composite yarn is fed into a loom for weaving to form a raw cloth; 9) The blank cloth obtained in step 8 is sent into an autoclave, and a degumming agent is added, and the cloth is heated to 60° C. for 10-20 minutes to obtain a degummed blank cloth; 10) The degummed blank cloth in step 9 is sent to the dryer for drying again, and the drying temperature is between 60-70 degrees to make a dried blank cloth; 11) sending the dried blank cloth in step 10) to a calender for stretching and shaping to obtain a semi-finished cloth; 12) Take the release film, spray a resin with a viscosity of 32000cps and a modulus of 40 on one side of the release film, and then dry it to make a bottom mold; 13) Applying a mixed slurry of polytetrafluoroethylene and resin on the surface of the bottom mold, followed by drying to form a base film; 14) Spray 32000cps, 40 modulus resin on the surface of the base film again, dry naturally, and obtain the finished film; 15) Peel off the release film on the finished film to make embryonic membrane; 16) The embryonic membrane is subjected to extrusion, calendaring, and biaxial stretching to form a microporous film; 17) Take a piece of semi-finished cloth prepared in step 11), spray resin on the upper and lower surfaces of the semi-finished cloth, then cover the upper and lower surfaces of the semi-finished cloth with a microporous film respectively, and dry naturally to produce a composite cloth; 18) The composite fabric obtained in step 17) is fed into a sewing machine, and the edges of the composite fabric are densely sewn to finally obtain a finished fabric.

[0006] Furthermore, in the composite yarn, Lycra fiber yarn accounts for 25-30%, nylon fiber yarn accounts for 25-30%, spandex fiber yarn accounts for 18-23%, lyocell fiber yarn accounts for 6-9%, and bamboo charcoal fiber yarn accounts for 6-8%. Beneficial Effects

[0007] Compared with the prior art, the present invention provides a method for producing a highly elastic and breathable fabric, which has the following beneficial effects: The production method of the high-elastic breathable fabric adopts Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber to make various yarns, twist them together according to proportion to form composite yarn, and weave cloth with the composite yarn, wherein Lycra fiber and spandex fiber have super high elasticity, while nylon fiber has high toughness and can improve the service life of the fabric, Lyocell fiber and bamboo charcoal fiber have good skin-friendly effect and antibacterial effect respectively, and the composite yarn formed by twisting multiple yarns has good anti-wrinkle effect, and in addition, by covering the upper and lower surfaces of the fabric with a microporous film respectively, the whole fabric has both breathable and waterproof effects, the user will not feel damp, and the good breathability can discharge more sweat from the body faster, making the skin dry and comfortable. DETAILED DESCRIPTION

[0008] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0009] Embodiment 1: A method for producing a highly elastic and breathable fabric, comprising the following steps: 1) Select Lycra fiber, nylon fiber, spandex fiber, lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; 2) feeding the Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber into a twisting machine respectively, twisting them to obtain corresponding Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn; 3) feeding the Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn obtained in step 2) into a twisting machine, and twisting them at 55° C. to obtain a composite yarn, wherein the Lycra fiber yarn accounts for 38%, the nylon fiber yarn accounts for 22%, the spandex fiber yarn accounts for 23%, the Lyocell fiber yarn accounts for 7%, and the bamboo charcoal fiber yarn accounts for 10%; 4) feeding the composite yarn obtained in step 3) into a dyeing vat, adding a silver ion solution for dyeing, wherein the concentration of the silver ion solution is 5% and the pH value of the solution is 6; 5) heating the dye vat in step 4) to keep the solution and the composite yarn in the dye vat at 55-70° C. for a period of not less than 2 hours to produce an immersion-dyed composite yarn; 6) feeding the dip-dyed composite yarn in step 5) into a centrifugal dehydrator and dehydrating the yarn at a speed of 200 r / min to produce a dehydrated composite yarn; 7) sending the dehydrated composite yarn obtained in step 6) into a drying device for drying, wherein the temperature of the drying device is set at 70 degrees to produce a dried composite yarn, wherein the moisture content of the composite yarn is between 2% and 4%; 8) The dried composite yarn is fed into a loom for weaving to form a raw cloth; 9) The blank cloth obtained in step 8 is sent into an autoclave, and a degumming agent is added, and the cloth is heated to 65° C. for 10 minutes to obtain a degummed blank cloth; 10) The degummed blank cloth in step 9 is sent to the dryer for drying again, and the drying temperature is between 55 degrees to make a dried blank cloth; 11) sending the dried blank cloth in step 10) to a calender for stretching and shaping to obtain a semi-finished cloth; 12) Take the release film, spray a resin with a viscosity of 32000cps and a modulus of 40 on one side of the release film, and then dry it to make a bottom mold; 13) Applying a mixed slurry of polytetrafluoroethylene and resin on the surface of the bottom mold, followed by drying to form a base film; 14) Spray 32000cps, 40 modulus resin on the surface of the base film again, dry naturally, and obtain the finished film; 15) Peel off the release film on the finished film to make embryonic membrane; 16) The embryonic membrane is subjected to extrusion, calendaring, and biaxial stretching to form a microporous film; 17) Take a piece of semi-finished cloth prepared in step 11), spray resin on the upper and lower surfaces of the semi-finished cloth, then cover the upper and lower surfaces of the semi-finished cloth with a microporous film respectively, and dry naturally to produce a composite cloth; 18) The composite fabric obtained in step 17) is fed into a sewing machine, and the edges of the composite fabric are densely sewn to finally obtain a finished fabric.

[0010] Embodiment 2: A method for producing a highly elastic and breathable fabric, comprising the following steps: 1) Select Lycra fiber, nylon fiber, spandex fiber, lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; 2) feeding the Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber into a twisting machine respectively, twisting them to obtain corresponding Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn; 3) feeding the Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn obtained in step 2) into a twisting machine, and twisting them at 45° C. to obtain a composite yarn, wherein the Lycra fiber yarn accounts for 50%, the nylon fiber yarn accounts for 24%, the spandex fiber yarn accounts for 15%, the Lyocell fiber yarn accounts for 5%, and the bamboo charcoal fiber yarn accounts for 6%; 4) feeding the composite yarn obtained in step 3) into a dyeing vat, adding a silver ion solution for dyeing, wherein the concentration of the silver ion solution is 8% and the pH value of the solution is 6.5; 5) heating the dye vat in step 4) to keep the solution and the composite yarn in the dye vat at 50° C. for a period of not less than 2 hours to produce an immersion-dyed composite yarn; 6) feeding the dip-dyed composite yarn in step 5) into a centrifugal dehydrator and dehydrating the yarn at a speed of 200 r / min to produce a dehydrated composite yarn; 7) sending the dehydrated composite yarn obtained in step 6) into a drying device for drying, wherein the temperature of the drying device is set at 70 degrees to produce a dried composite yarn, wherein the moisture content of the composite yarn is between 2% and 4%; 8) The dried composite yarn is fed into a loom for weaving to form a raw cloth; 9) The blank cloth obtained in step 8 is sent into an autoclave, and a degumming agent is added, and the cloth is heated to 70° C. for 15 minutes to obtain a degummed blank cloth; 10) The degummed blank cloth in step 9 is sent to the dryer for drying again, and the drying temperature is between 70 degrees to make a dried blank cloth; 11) sending the dried blank cloth in step 10) to a calender for stretching and shaping to obtain a semi-finished cloth; 12) Take the release film, spray a resin with a viscosity of 30,000 cps and a modulus of 35 on one side of the release film, and then dry it to make a bottom mold; 13) Applying a mixed slurry of polytetrafluoroethylene and resin on the surface of the bottom mold, followed by drying to form a base film; 14) Spray 34000cps, 40 modulus resin on the surface of the base film again, dry naturally, and obtain the finished film; 15) Peel off the release film on the finished film to make embryonic membrane; 16) The embryonic membrane is subjected to extrusion, calendaring, and biaxial stretching to form a microporous film; 17) Take a piece of semi-finished cloth prepared in step 11), spray resin on the upper and lower surfaces of the semi-finished cloth, then cover the upper and lower surfaces of the semi-finished cloth with a microporous film respectively, and dry them naturally to produce a composite cloth; 18) The composite fabric obtained in step 17) is fed into a sewing machine, and the edges of the composite fabric are densely sewn to finally obtain a finished fabric.

[0011] Embodiment 3: A method for producing a highly elastic and breathable fabric, comprising the following steps: 1) Select Lycra fiber, nylon fiber, spandex fiber, lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; 2) feeding the Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber into a twisting machine respectively, twisting them to obtain corresponding Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn; 3) feeding the Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn obtained in step 2) into a twisting machine, and twisting them at 45° C. to obtain a composite yarn, wherein the Lycra fiber yarn accounts for 30%, the nylon fiber yarn accounts for 30%, the spandex fiber yarn accounts for 20%, the Lyocell fiber yarn accounts for 9%, and the bamboo charcoal fiber yarn accounts for 11%; 4) feeding the composite yarn obtained in step 3) into a dyeing vat, adding a silver ion solution for dyeing, wherein the concentration of the silver ion solution is 7.9% and the pH value of the solution is 6; 5) heating the dye vat in step 4) to keep the solution and the composite yarn in the dye vat at 65° C. for a period of not less than 2 hours to produce an immersion-dyed composite yarn; 6) feeding the dip-dyed composite yarn in step 5) into a centrifugal dehydrator and dehydrating the yarn at a speed of 180 r / min to produce a dehydrated composite yarn; 7) sending the dehydrated composite yarn obtained in step 6) into a drying device for drying, wherein the temperature of the drying device is set at 60 degrees to produce a dried composite yarn, wherein the moisture content of the composite yarn is between 2% and 4%; 8) The dried composite yarn is fed into a loom for weaving to form a raw cloth; 9) The blank cloth obtained in step 8 is sent into an autoclave, and a degumming agent is added, and the cloth is heated to 55° C. for 15 minutes to obtain a degummed blank cloth; 10) The degummed blank cloth in step 9 is sent to the dryer for drying again, and the drying temperature is between 60 degrees to make a dried blank cloth; 11) sending the dried blank cloth in step 10) to a calender for stretching and shaping to obtain a semi-finished cloth; 12) Take the release film, spray a resin with a viscosity of 32000cps and a modulus of 40 on one side of the release film, and then dry it to make a bottom mold; 13) Applying a mixed slurry of polytetrafluoroethylene and resin on the surface of the bottom mold, followed by drying to form a base film; 14) Spray 32000cps, 40 modulus resin on the surface of the base film again, dry naturally, and obtain the finished film; 15) Peel off the release film on the finished film to make embryonic membrane; 16) The embryonic membrane is subjected to extrusion, calendaring, and biaxial stretching to form a microporous film; 17) Take a piece of semi-finished cloth prepared in step 11), spray resin on the upper and lower surfaces of the semi-finished cloth, then cover the upper and lower surfaces of the semi-finished cloth with a microporous film respectively, and dry naturally to produce a composite cloth; 18) The composite fabric obtained in step 17) is fed into a sewing machine, and the edges of the composite fabric are densely sewn to finally obtain a finished fabric.

[0012] The beneficial effects of the present invention are as follows: various yarns are made of lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber, which are twisted together in proportion to form composite yarns, and cloth is woven therefrom, wherein lycra fiber and spandex fiber have super high elasticity, while nylon fiber has high toughness and can improve the service life of the cloth, lyocell fiber and bamboo charcoal fiber have good skin-friendly effect and antibacterial effect respectively, and the composite yarn formed by twisting a plurality of yarns has good anti-wrinkle effect, and in addition, by covering the upper and lower surfaces of the cloth with a microporous film respectively, the entire fabric has both breathable and waterproof effects, the user will not feel damp, and the good breathability can discharge more and faster sweat from the body, making the skin dry and comfortable.

[0013] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A method for producing a highly elastic and breathable fabric, characterized in that: The following steps are involved: 1) Select Lycra fiber, nylon fiber, spandex fiber, lyocell fiber, bamboo charcoal fiber, polytetrafluoroethylene and resin as raw materials; 2) feeding the Lycra fiber, nylon fiber, spandex fiber, lyocell fiber and bamboo charcoal fiber into a twisting machine respectively, twisting them to obtain corresponding Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn; 3) feeding the Lycra fiber yarn, nylon fiber yarn, spandex fiber yarn, lyocell fiber yarn and bamboo charcoal fiber yarn obtained in step 2) into a twisting machine, and twisting them at 45° C. to obtain a composite yarn; 4) feeding the composite yarn obtained in step 3) into a dyeing vat, adding a silver ion solution for dyeing, wherein the concentration of the silver ion solution is 9-12% and the pH value of the solution is 6-7; 5) heating the dye vat in step 4) to keep the solution and the composite yarn in the dye vat at 55-70° C. for at least 2 hours to produce an immersion-dyed composite yarn; 6) feeding the dip-dyed composite yarn in step 5) into a centrifugal dehydrator and dehydrating the yarn at a speed of 200 r / min to produce a dehydrated composite yarn; 7) sending the dehydrated composite yarn obtained in step 6) into a drying device for drying, wherein the temperature of the drying device is set between 60 and 70 degrees, to produce a dried composite yarn, wherein the moisture content of the composite yarn is between 2 and 4%; 8) The dried composite yarn is fed into a loom for weaving to form a raw cloth; 9) The blank cloth obtained in step 8 is sent into an autoclave, and a degumming agent is added, and the cloth is heated to 60° C. for 10-20 minutes to obtain a degummed blank cloth; 10) The degummed blank cloth in step 9 is sent to the dryer for drying again, and the drying temperature is between 60-70 degrees to make a dried blank cloth; 11) sending the dried blank cloth in step 10) to a calender for stretching and shaping to obtain a semi-finished cloth; 12) Take the release film, spray a resin with a viscosity of 32000cps and a modulus of 40 on one side of the release film, and then dry it to make a bottom mold; 13) Applying a mixed slurry of polytetrafluoroethylene and resin on the surface of the bottom mold, followed by drying to form a base film; 14) Spray 32000cps, 40 modulus resin on the surface of the base film again, dry naturally, and obtain the finished film; 15) Peel off the release film on the finished film to make embryonic membrane; 16) The embryonic membrane is subjected to extrusion, calendaring, and biaxial stretching to form a microporous film; 17) Take a piece of semi-finished cloth prepared in step 11), spray resin on the upper and lower surfaces of the semi-finished cloth, then cover the upper and lower surfaces of the semi-finished cloth with a microporous film respectively, and dry them naturally to produce a composite cloth; 18) The composite fabric obtained in step 17) is fed into a sewing machine, and the edges of the composite fabric are densely sewn to finally obtain a finished fabric.

2. The method for producing a highly elastic and breathable fabric according to claim 1, characterized in that: Among the composite yarns, Lycra fiber yarn accounts for 25-30%, nylon fiber yarn accounts for 25-30%, spandex fiber yarn accounts for 18-23%, lyocell fiber yarn accounts for 6-9%, and bamboo charcoal fiber yarn accounts for 6-8%.