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CN118407250A - High-elastic breathable fabric - Google Patents

High-elastic breathable fabric Download PDF

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Publication number
CN118407250A
CN118407250A CN202410636058.9A CN202410636058A CN118407250A CN 118407250 A CN118407250 A CN 118407250A CN 202410636058 A CN202410636058 A CN 202410636058A CN 118407250 A CN118407250 A CN 118407250A
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Prior art keywords
temperature
fabric
weight
parts
breathable fabric
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CN202410636058.9A
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Chinese (zh)
Inventor
方小苹
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Shenzhen Cotton Talk Clothing Co ltd
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Shenzhen Cotton Talk Clothing Co ltd
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Priority to CN202410636058.9A priority Critical patent/CN118407250A/en
Publication of CN118407250A publication Critical patent/CN118407250A/en
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/15—Proteins or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/144—Alcohols; Metal alcoholates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
    • D06M13/207—Substituted carboxylic acids, e.g. by hydroxy or keto groups; Anhydrides, halides or salts thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/46—Compounds containing quaternary nitrogen atoms
    • D06M13/463—Compounds containing quaternary nitrogen atoms derived from monoamines
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/356—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms
    • D06M15/3562—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms containing nitrogen
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32—Polyesters
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/38—Polyurethanes
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/50—Modified hand or grip properties; Softening compositions

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

The invention relates to a high-elastic breathable fabric, and belongs to the technical field of footwear home furnishings. The preparation method of the high-elasticity breathable fabric comprises the following steps: s10, preparing finishing liquid for later use; s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric; s30, finishing the middle fabric by adopting a two-soaking and two-rolling process to obtain the high-elasticity breathable fabric. The sericin and polyvinylpyrrolidone are added in the process of preparing the finishing liquid, so that the air permeability of the prepared fabric is improved; 3,3', 4' -tetracarboxylic benzophenone, hexadecyl betaine and silver citrate are added to cooperate, and the antibacterial property of the prepared fabric is improved from releasing the cell content to inhibiting the growth and reproduction of bacteria and then assisting in enhancing the interaction force between the fabric and the bacteria; and the polydimethylsiloxane and hexadecanol are added, so that the elasticity of the fabric is improved.

Description

High-elastic breathable fabric
Technical Field
The invention belongs to the technical field of footwear home furnishings, and particularly relates to a high-elastic breathable fabric.
Background
The high-elasticity breathable fabric is a fabric combining high elasticity and good breathability. The fabric has wide application prospects in various fields, such as underwear underpants, indoor and outdoor clothing, dress wedding dress, sportswear, shoes, household furniture and the like, and the market demand for the fabric is great at present. However, in the market, although manufacturers of fabrics with high elasticity and air permeability are inexhaustible, products are also in full view, but the actual performances of the fabrics are still lacking, most of the products are good in elasticity and weak in air permeability, or good in air permeability and weak in air permeability, and the requirements of social development are difficult to meet, so that the fabrics with good elasticity and air permeability are provided, and are especially necessary.
Disclosure of Invention
The invention aims to provide a high-elasticity breathable fabric, in the process of preparing finishing liquid of the high-elasticity breathable fabric, sericin and polyvinylpyrrolidone are added, and the polyvinylpyrrolidone forms a porous structure under the support of the sericin, so that gas and water molecules are easier to permeate through gaps among fibers; the sericin is rich in amino acid and active groups, and is subjected to physical adsorption or chemical reaction with the active groups such as hydroxyl groups and amino groups on the surface of the fiber, so that water molecules are adsorbed and quickly released through the microporous structure among the fibers, and the air permeability of the fabric is further improved. 3,3', 4' -tetracarboxylic benzophenone, hexadecyl betaine and silver citrate are added to cooperate, and the antibacterial performance of the prepared fabric is greatly enhanced from releasing the cell content to inhibiting the growth and reproduction of bacteria and then assisting in enhancing the interaction force between the fabric and the bacteria. In addition, the invention also adds the polydimethylsiloxane and the hexadecyl alcohol, the hexadecyl alcohol can permeate into the fiber and combine with the electrostatic reaction on the surface of the fiber to inhibit the generation of static electricity, thereby keeping the softness and elasticity of the fabric, while the polydimethylsiloxane has lower surface tension and can further assist the polydimethylsiloxane to enable the fiber to recover the original shape more easily, thereby preparing the high-elasticity fabric. The problems of weak elasticity and air permeability in the prior art of the fabric are jointly solved.
The aim of the invention can be achieved by the following technical scheme:
the preparation method of the high-elasticity breathable fabric comprises the following steps of:
S10, preparing finishing liquid for later use;
s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric;
s30, finishing the middle fabric by adopting a two-soaking and two-rolling process to obtain the high-elasticity breathable fabric.
As a preferred embodiment of the present invention, the specific steps of step S10 are as follows:
s11, carrying out primary temperature control stirring on 3,3', 4' -tetracarboxylic benzophenone, deionized water and polysorbate 80, and then adding sericin and polyvinylpyrrolidone to carry out secondary temperature control stirring to obtain a mixed solution A for later use;
S12, uniformly stirring polydimethylsiloxane, cetyl alcohol and diethyl ether to obtain a mixed solution B for later use;
And S13, stirring the mixed solution A, the mixed solution B, the fatty alcohol polyoxyethylene ether, the hexadecyl betaine and the silver citrate at a controlled temperature to obtain the finishing liquid.
As a preferred embodiment of the present invention, in the step S11, the 3,3', 4' -tetracarboxylic acid benzophenone is 10-12 parts by weight, the deionized water is 200-250 parts by weight, the polysorbate 80 is 1.5-2 parts by weight, the sericin is 5-9 parts by weight, and the polyvinylpyrrolidone is 1-3 parts by weight.
As a preferable mode of the invention, the polydimethylsiloxane in the step S12 is 2-5 parts by weight, the cetyl alcohol is 5-10 parts by weight and the diethyl ether is 15-25 parts by weight.
As a preferable scheme of the invention, the fatty alcohol polyoxyethylene ether in the step S13 is 3-6 parts by weight, the hexadecyl betaine is 6-11 parts by weight, and the silver citrate is 2-3 parts by weight.
As a preferable scheme of the invention, the temperature of the primary temperature-controlled stirring in the step S11 is 35-40 ℃ and the time is 0.5-1h; the temperature of the secondary temperature-controlled stirring is 38-43 ℃ and the time is 0.5-1h.
As a preferable scheme of the invention, the temperature of the temperature-controlled stirring in the step S13 is 40-45 ℃ and the time is 1-2h.
As a preferred embodiment of the present invention, the specific steps of step S30 are as follows:
and soaking the intermediate fabric in the finishing liquid for temperature control soaking, finishing the intermediate fabric by adopting a two-soaking and two-rolling process, pre-baking the intermediate fabric at a controlled temperature after finishing, and then respectively baking the intermediate fabric at a controlled temperature in sequence to obtain the high-elasticity breathable fabric.
As a preferable scheme of the invention, in the two-soaking and two-rolling process, the time of the first soaking is 4-5min, the time of the second soaking is 3-4min, and the liquid carrying rate is 70-80%.
As a preferable scheme of the invention, the temperature of the temperature-controlled impregnation is 32-37 ℃ and the time is 100-120min; the temperature of the controlled temperature pre-baking is 75-80 ℃ and the time is 3-5min; the sequential temperature control baking is specifically to sequentially control the temperature to 120 ℃, 140 ℃, 160 ℃ and 180 ℃ for 2-3min respectively.
The invention has the beneficial effects that:
(1) The sericin and polyvinylpyrrolidone are added, so that the prepared fabric has excellent air permeability. Furthermore, the polyvinylpyrrolidone has good wettability, so that the surface tension of the finishing liquid on the surface of the fiber can be reduced, the finishing liquid can more easily permeate into the fiber, and porous structures can be formed by the polyvinylpyrrolidone under the support of sericin, and the porous structures are beneficial to increasing the porosity and the surface area of the fabric, so that gas and water molecules can more easily permeate through gaps among the fiber; on the basis, the sericin is added into finishing liquid and used for soaking the surface of the fabric by rich amino acid and active groups, can be subjected to physical adsorption or chemical reaction with active groups such as hydroxyl groups and amino groups on the surface of the fiber, adsorbs water molecules and is quickly released through a micropore structure among the fibers, and further improves the air permeability of the fabric.
(2) The invention has excellent antibacterial performance on the fabric prepared by adding 3,3', 4' -tetracarboxylic benzophenone, hexadecyl betaine and silver citrate. This is because 3,3', 4' -tetracarboxylic benzophenone has long carbon chains in the molecule, which can effectively destroy bacterial cell walls and cell membranes, so that the cytoplasm of the cells is released; the silver citrate can release active silver ions, combine with the protein of bacteria, destroy the biological activity of the bacteria and inhibit the growth and reproduction of the bacteria; on the basis, the interaction between the fabric and bacteria is enhanced by the surface active substances of the hexadecyl betaine, so that the integrity of bacterial cell membranes is further promoted to be destroyed, and the bacteria are killed. Namely, the three are synergistic, from releasing the cell cytoplasm to inhibiting the growth and reproduction of bacteria, and then to assisting in enhancing the interaction force between the fabric and the bacteria, so that the antibacterial performance of the prepared fabric is greatly enhanced.
(3) According to the invention, the polydimethylsiloxane and the cetyl alcohol are added, so that the prepared fabric has outstanding elastic performance. The invention is characterized in that the added hexadecanol can permeate into the fiber and combine with the electrostatic reaction on the surface of the fiber to inhibit the generation of static electricity, thereby keeping the softness and elasticity of the fabric, while the polydimethylsiloxane has lower surface tension and can further assist the polydimethylsiloxane to enable the fiber to recover the original shape more easily, thereby preparing the high-elasticity fabric.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The preparation method of the high-elasticity breathable fabric comprises the following steps of:
s10, preparing finishing liquid for later use:
s11, stirring 12 parts by weight of 3,3', 4' -tetracarboxylic acid diphenyl ketone, 200 parts by weight of deionized water and 1.5 parts by weight of polysorbate 80 at a temperature of 35 ℃ for 0.5h, then adding 7 parts by weight of sericin and 1 part by weight of polyvinylpyrrolidone at a temperature of 38 ℃ for 1h to obtain a mixed solution A for later use;
S12, uniformly stirring 5 parts by weight of polydimethylsiloxane, 5 parts by weight of cetyl alcohol and 20 parts by weight of diethyl ether to obtain a mixed solution B for later use;
S13, stirring the mixed solution A prepared in the step S11, the mixed solution B prepared in the step S13, 3 parts by weight of fatty alcohol-polyoxyethylene ether, 9 parts by weight of hexadecyl betaine and 2 parts by weight of silver citrate for 1h at a temperature of 43 ℃ to obtain a finishing liquid;
s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric;
S30, soaking the intermediate fabric in the finishing liquid prepared in the step S10 at the temperature of 35 ℃ for 100min, finishing the intermediate fabric by adopting a two-soaking and two-rolling process, pre-baking the intermediate fabric at the temperature of 75 ℃ for 5min after finishing, and then sequentially baking the intermediate fabric at the temperature of 120 ℃, 140 ℃, 160 ℃ and 180 ℃ for 2min to obtain the high-elasticity breathable fabric;
In the two-soaking and two-rolling process, the time of the first soaking is 4.5min, the time of the second soaking is 3min, and the liquid carrying rate is 75%.
Example 2
The preparation method of the high-elasticity breathable fabric comprises the following steps of:
s10, preparing finishing liquid for later use:
S11, stirring 11 parts by weight of 3,3', 4' -tetracarboxylic acid diphenyl ketone, 250 parts by weight of deionized water and 2 parts by weight of polysorbate 80 at a temperature of 38 ℃ for 1h, then adding 9 parts by weight of sericin and 2 parts by weight of polyvinylpyrrolidone at a temperature of 43 ℃ for 0.5h, and obtaining a mixed solution A for later use;
s12, uniformly stirring 2 parts by weight of polydimethylsiloxane, 8 parts by weight of cetyl alcohol and 15 parts by weight of diethyl ether to obtain a mixed solution B for later use;
S13, stirring the mixed solution A prepared in the step S11, the mixed solution B prepared in the step S13, 6 parts by weight of fatty alcohol-polyoxyethylene ether, 11 parts by weight of cetyl betaine and 2.5 parts by weight of silver citrate for 1.5 hours at a temperature of 45 ℃ to obtain a finishing liquid;
s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric;
S30, soaking the intermediate fabric in the finishing liquid prepared in the step S10 at the temperature of 37 ℃ for 110min, finishing the intermediate fabric by adopting a two-soaking and two-rolling process, pre-baking the intermediate fabric for 4min at the temperature of 78 ℃ after finishing, and then sequentially baking the intermediate fabric for 3min at the temperature of 120 ℃, 140 ℃, 160 ℃ and 180 ℃ to obtain the high-elasticity breathable fabric;
In the two-soaking and two-rolling process, the time of the first soaking is 5min, the time of the second soaking is 3.5min, and the liquid carrying rate is 70%.
Example 3
The preparation method of the high-elasticity breathable fabric comprises the following steps of:
s10, preparing finishing liquid for later use:
S11, stirring 10 parts by weight of 3,3', 4' -tetracarboxylic benzophenone, 225 parts by weight of deionized water and 1.7 parts by weight of polysorbate 80 at a temperature of 40 ℃ for 0.5h, then adding 5 parts by weight of sericin and 3 parts by weight of polyvinylpyrrolidone at a temperature of 40 ℃ for 1h to obtain a mixed solution A for later use;
S12, uniformly stirring 3 parts by weight of polydimethylsiloxane, 10 parts by weight of cetyl alcohol and 25 parts by weight of diethyl ether to obtain a mixed solution B for later use;
s13, stirring the mixed solution A prepared in the step S11, the mixed solution B prepared in the step S13, 5 parts by weight of fatty alcohol-polyoxyethylene ether, 6 parts by weight of cetyl betaine and 3 parts by weight of silver citrate for 2 hours at a temperature of 40 ℃ to obtain a finishing liquid;
s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric;
S30, soaking the intermediate fabric in the finishing liquid prepared in the step S10 at the temperature of 32 ℃ for 120min, finishing the intermediate fabric by adopting a two-soaking and two-rolling process, pre-baking the intermediate fabric for 3min at the temperature of 80 ℃ after finishing, and then sequentially baking the intermediate fabric for 2.5min at the temperature of 120 ℃, 140 ℃, 160 ℃ and 180 ℃ to obtain the high-elasticity breathable fabric;
in the two-soaking and two-rolling process, the time of the first soaking is 4min, the time of the second soaking is 4min, and the liquid carrying rate is 80%.
Comparative example 1
In comparison with example 3, the difference is that in comparative example 1, sericin was not added, and the remaining operation steps and parameters were the same.
Comparative example 2
In comparison with example 3, the difference is that in comparative example 2, no polyvinylpyrrolidone was added, and the remaining operation steps and parameters were the same.
Comparative examples 3 to 5
In comparison with example 3, the difference is that in comparative examples 3 to 5, the added parts by weight of 3,3', 4' -tetracarboxylic acid benzophenone, hexadecyl betaine and silver citrate are shown in Table 1, and the remaining operation steps and parameters are the same.
TABLE 1
Comparative example 6
In comparison with example 3, the difference is that in comparative example 6, polydimethylsiloxane was not added, and the remaining operating steps and parameters were the same.
Comparative example 7
In comparison with example 3, the difference is that in comparative example 7, no hexadecanol was added, and the remaining operation steps and parameters were the same.
Test case
(1) The high elastic air permeability fabrics prepared in examples 1-3 and comparative examples 1-2 were subjected to air permeability testing using a full automatic air permeability tester at a temperature of 20℃and a relative humidity of 65% according to the standard GB/T5453-1997, and the results are shown in Table 2.
(2) The high elastic breathable fabrics prepared in examples 1-3 and comparative examples 3-5 were tested for antibacterial value according to standard GB/T39104.2-2020, and the results are shown in Table 2.
(3) The high elastic breathable fabrics prepared in examples 1-3 and comparative examples 6-7 were tested for stretch elasticity using an electronic fabric strength tester according to standard FZ/T70006-2004, the results of which are shown in Table 2.
TABLE 2
As can be seen from the data of examples 1-3 and comparative examples 1-2 in Table 1, the fabric produced by the present invention has excellent breathability. The polyvinyl pyrrolidone added in the invention has good wettability, can reduce the surface tension of the finishing liquid on the surface of the fiber, so that the finishing liquid can more easily permeate into the fiber, and the polyvinyl pyrrolidone can form porous structures under the support of sericin, and the porous structures are helpful for increasing the porosity and the surface area of the fabric, so that gas and water molecules can more easily permeate through gaps among the fibers; on the basis, amino acid and active groups rich in sericin are added into finishing liquid and used for soaking the surface of the fabric, and can be subjected to physical adsorption or chemical reaction with active groups such as hydroxyl groups, amino groups and the like on the surface of the fiber, so that water molecules are adsorbed and quickly released through a microporous structure among the fibers, and the air permeability of the fabric is further improved;
As can be seen from the data of examples 1-3 and comparative examples 3-5 in Table 1, the fabric prepared by the present invention has excellent antibacterial properties. The invention is characterized in that the 3,3', 4' -tetracarboxylic benzophenone molecules added in the invention have long carbon chains, which can effectively destroy bacterial cell walls and cell membranes, so that the cell contents are released; the silver citrate can release active silver ions, combine with the protein of bacteria, destroy the biological activity of the bacteria and inhibit the growth and reproduction of the bacteria; on the basis, the interaction between the fabric and bacteria is enhanced by the surface active substances of the hexadecyl betaine, so that the integrity of bacterial cell membranes is further promoted to be destroyed, and the bacteria are killed. Namely, the three are synergistic, from releasing the cell cytoplasm to inhibiting the growth and reproduction of bacteria, and then to assisting in enhancing the interaction force between the fabric and the bacteria, so that the antibacterial performance of the prepared fabric is greatly enhanced.
As can be seen from the data of examples 1-3 and comparative examples 6-7 of Table 1, the fabric produced according to the present invention has outstanding elastic properties. The invention is characterized in that the added hexadecanol can permeate into the fiber and combine with the electrostatic reaction on the surface of the fiber to inhibit the generation of static electricity, thereby keeping the softness and elasticity of the fabric, while the polydimethylsiloxane has lower surface tension and can further assist the polydimethylsiloxane to enable the fiber to recover the original shape more easily, thereby preparing the high-elasticity fabric.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims (10)

1. The preparation method of the high-elasticity breathable fabric is characterized by comprising the following steps of:
S10, preparing finishing liquid for later use;
s20, respectively stretching and twisting the polyester fiber and the spandex fiber to form warp and weft, and interweaving the warp and the weft to obtain an intermediate fabric;
s30, finishing the middle fabric by adopting a two-soaking and two-rolling process to obtain the high-elasticity breathable fabric.
2. The high-elastic breathable fabric according to claim 1, wherein the specific steps of step S10 are as follows:
s11, carrying out primary temperature control stirring on 3,3', 4' -tetracarboxylic benzophenone, deionized water and polysorbate 80, and then adding sericin and polyvinylpyrrolidone to carry out secondary temperature control stirring to obtain a mixed solution A for later use;
S12, uniformly stirring polydimethylsiloxane, cetyl alcohol and diethyl ether to obtain a mixed solution B for later use;
And S13, stirring the mixed solution A, the mixed solution B, the fatty alcohol polyoxyethylene ether, the hexadecyl betaine and the silver citrate at a controlled temperature to obtain the finishing liquid.
3. The breathable fabric according to claim 2, wherein in step S11, the 3,3', 4' -tetracarboxylic acid benzophenone is 10-12 parts by weight, the deionized water is 200-250 parts by weight, the polysorbate 80 is 1.5-2 parts by weight, the sericin is 5-9 parts by weight, and the polyvinylpyrrolidone is 1-3 parts by weight.
4. The high-elastic breathable fabric according to claim 2, wherein the temperature of the primary temperature-controlled stirring in the step S11 is 35-40 ℃ for 0.5-1h; the temperature of the secondary temperature-controlled stirring is 38-43 ℃ and the time is 0.5-1h.
5. The breathable fabric of claim 2, wherein the polydimethylsiloxane of step S12 is 2-5 parts by weight, cetyl alcohol is 5-10 parts by weight, and diethyl ether is 15-25 parts by weight.
6. The high-elastic breathable fabric according to claim 2, wherein the fatty alcohol-polyoxyethylene ether in the step S13 is 3-6 parts by weight, the cetyl betaine is 6-11 parts by weight, and the silver citrate is 2-3 parts by weight.
7. The high-elastic breathable fabric according to claim 2, wherein the temperature of the temperature-controlled stirring in the step S13 is 40-45 ℃ for 1-2 hours.
8. The high-elastic breathable fabric according to claim 1, wherein the specific steps of step S30 are:
and soaking the intermediate fabric in the finishing liquid for temperature control soaking, finishing the intermediate fabric by adopting a two-soaking and two-rolling process, pre-baking the intermediate fabric at a controlled temperature after finishing, and then respectively baking the intermediate fabric at a controlled temperature in sequence to obtain the high-elasticity breathable fabric.
9. The high-elastic breathable fabric according to claim 8, wherein in the two-soaking two-rolling process, the first soaking time is 4-5min, the second soaking time is 3-4min, and the liquid carrying rate is 70-80%.
10. The high-elastic breathable fabric according to claim 8, wherein the temperature-controlled impregnation temperature is 32-37 ℃ for 100-120min; the temperature of the controlled temperature pre-baking is 75-80 ℃ and the time is 3-5min; the sequential temperature control baking is specifically to sequentially control the temperature to 120 ℃, 140 ℃,160 ℃ and 180 ℃ for 2-3min respectively.
CN202410636058.9A 2024-05-22 2024-05-22 High-elastic breathable fabric Pending CN118407250A (en)

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