Moisture-absorbing and antibacterial sportswear fabric and preparation method thereof

Abstract

The application discloses a moisture-absorbing, sweat-repelling and antibacterial sportswear fabric and a preparation method thereof, and relates to the field of functional fabric preparation.The method comprises the following steps: mixing silk gourd sponge powder, modified Shengma fiber powder and polyester chip, melt spinning to obtain modified polyester fiber; mixing the modified polyester fiber and cellulose fiber to obtain inner layer silk thread; mixing cooldry silk and cotton fiber to obtain outer layer silk thread; warp knitting to obtain outer layer fabric; using the inner layer silk thread and cotton fiber as raw materials, double-face knitting is adopted to obtain double-layer fabric; the middle layer and the outer layer of the double-layer fabric are attached to obtain grey cloth; the grey cloth is subjected to dyeing and finishing, oil removal and antibacterial liquid treatment.The moisture-absorbing, sweat-repelling and antibacterial sportswear fabric is made according to the linear density difference between the inner layer fabric and the middle layer fabric, additional pressure difference is formed, liquid water in the inner layer of the fabric is guided to the middle layer and the outer layer, the rapid discharge of human sweat is realized, and high moisture absorption is realized.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of fabrics, in particular to the field of functional fabric preparation. BACKGROUND

[0002] In recent years, as consumers pursue comfortable and beautiful clothing, and the concept of health and environmental protection improves, people have higher requirements for fabric. In the hot summer, the sticky feeling caused by sweat makes people feel uncomfortable, and consumers urgently hope to have a comfortable and healthy clothing that can be worn in the hot summer or when a lot of sweat appears during exercise to improve the wet and hot state.

[0003] Moisture absorption and sweat release can transport water or water vapor from the inner layer of the fabric to the outer layer to the greatest extent to ensure the freshness and dryness of the skin surface. The diameter of water vapor molecules is 0.0004 microns, which can pass smoothly. The diameter of rain and mist is: mist 20 microns, light mist 200 microns, and the diameter of various water beads and raindrops is greater than 500 microns. In order to ensure that water vapor and rain and mist can be discharged to the outer layer of the fabric through the tortuous micropore channel, there must be a certain vapor pressure difference or temperature gradient between the inner and outer layers of the fabric.

[0004] Chinese patent CN108950842A discloses a preparation method of a moisture absorption and sweat release antibacterial fabric, which comprises the following steps: immersing and padding an antibacterial treatment liquid and a moisture absorption and sweat release finishing liquid to obtain a moisture absorption and sweat release antibacterial fabric; and weaving the fabric from the following raw materials: 12-14 parts by weight of Coolmax fiber, 40-50 parts by weight of regenerated cellulose fiber, and 6-8 parts by weight of polyacrylonitrile fiber. However, the sweat release effect of the fabric obtained by the patent is not good. SUMMARY

[0005] The present application provides a moisture absorption and sweat release antibacterial sportswear fabric and a preparation method thereof to solve the above problems.

[0006] The technical scheme adopted by the present application to solve the above problems is: a preparation method of a moisture absorption and sweat release antibacterial sportswear fabric, comprising the following steps:

[0007] Step one: dry 0.5-0.8 parts of silk gourd net micro powder and 0.4-1.2 parts of modified Shengma fiber micro powder respectively, mix them with dry treated polyester chip, and put them into a screw extruder for melt spinning to obtain hollow yarn and modified polyester fiber;

[0008] Step two: blend the modified polyester fiber with cellulose fiber to obtain 100D inner layer silk thread;

[0009] Step three: blend cooldry silk with cotton fiber to obtain outer layer silk thread, and weave the outer layer fabric through warp and weft.

[0010] Step four, using the inner layer yarn as the inner layer material, 50D cotton fiber as the intermediate layer material, and using double-sided knitting to weave, to obtain a double-layer fabric;

[0011] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached by sewing to obtain a moisture-absorbing and sweat-repellent antibacterial sportswear gray cloth;

[0012] Step six, the moisture-absorbing and sweat-repellent antibacterial sportswear gray cloth is subjected to dyeing and finishing, oil removal treatment, and then placed in an antibacterial liquid with a bath ratio of 1:6, immersed for 10-30 minutes, and then rolled with a rolling rate of 65%-80%, and then subjected to drying treatment by a drying machine;

[0013] Step seven, the moisture-absorbing and sweat-repellent antibacterial sportswear gray cloth is subjected to setting processing with a setting temperature of 130℃, an air volume of 1500, a speed of 15-50 m / min, and 10 g / L of a moisture-absorbing agent 3746B to obtain a moisture-absorbing and sweat-repellent antibacterial sportswear fabric.

[0014] The linear density of the inner layer fiber is greater than that of the intermediate layer fiber, and the relatively thick capillary tube between the inner layer fibers forms a small additional pressure, forming an additional pressure difference between the inner layer and the intermediate layer of the fabric, guiding the flow of liquid water in the inner layer of the fabric to the intermediate layer and the outer layer, realizing the rapid discharge of human sweat and achieving high moisture absorption;

[0015] In step one, the preparation method of the modified Shengma fiber micro powder includes: crushing Shengma fiber to 400-600 mesh to obtain Shengma fiber micro powder; phenyl isocyanate is added to a cyclohexanone solution to prepare a treatment liquid with a concentration of 12-15wt%; the Shengma fiber micro powder is added to the treatment liquid, stirred and mixed uniformly, and then placed in a vacuum heat treatment furnace, heated to 80-95℃ at a heating rate of 90℃ / min, then heated to 125-135℃ at a heating rate of 3-4℃ / min, and kept for 5 minutes, and then cooled to room temperature with the furnace temperature, to obtain the modified Shengma fiber micro powder;

[0016] Further, in step one, the luffa sponge micro powder has a particle size of 400-800 mesh. A particle size of 400-800 mesh can avoid the occurrence of luffa sponge micro powder aggregation during spinning.

[0017] Shengma fiber contains lignocellulose, has a microporous structure in structure, and also contains a large number of hydroxyl groups, has a certain reactivity, and can improve the adhesion of Shengma fiber micro powder on the surface of the coating and improve the peeling resistance of the coating by reacting the hydroxyl groups on the surface of lignocellulose with isocyanate.

[0018] Further, the weight ratio of the Shengma fiber micro powder to the treatment liquid is 10:10-35.

[0019] Further, in step two, the blending weight ratio of the modified polyester fiber and the cellulose fiber is (70-85):(15-30).

[0020] Further, in step three, the blending mass ratio of the cooldry yarn and the cotton fiber is (70-85):(15-30).

[0021] Further, in step four, the textile weight ratio of the inner layer raw material and the intermediate layer raw material is 10:3-5.

[0022] Further, in step six, the preparation method of the antibacterial liquid comprises the following steps: 1.2-4.5 parts of chitosan are added to an acetic acid solution to prepare a mixed solution with a concentration of 2.4wt-9wt%; 4-10 parts of diatomite are added and ground and dispersed for 10-30 minutes, and then centrifuged, washed and dried to obtain an antibacterial agent; and the antibacterial agent is added to 100 parts of water, and 0.12-0.8 parts of menthol is added and stirred and mixed uniformly to obtain the antibacterial liquid.

[0023] Further, in step six, the temperature of the drying treatment is 150 DEG C, the steam temperature is 185 DEG C, and the time is 10-20 minutes, so that higher production efficiency and energy saving are achieved.

[0024] Another object of the present application is to provide a moisture-absorbing and sweat-releasing antibacterial sportswear fabric prepared according to the preparation method.

[0025] The present application has the following advantages:

[0026] (1) The moisture-absorbing and sweat-releasing antibacterial sportswear fabric according to the present application has additional pressure difference due to the difference in linear density between the inner layer fabric and the intermediate layer fabric, so that the liquid water in the inner layer of the fabric is guided to the intermediate layer and the outer layer, the sweat of the human body is quickly discharged, and high moisture absorption is achieved.

[0027] (2) The modified shengma fiber powder is added in the process of preparing the polyester yarn in the outer layer of the moisture-absorbing and sweat-releasing antibacterial sportswear fabric according to the present application, the hydrophilicity of the polyester yarn is improved by using the microporous structure and hydrophilicity of the shengma fiber surface, the liquid in the intermediate layer is beneficial to be discharged to the outer layer, and the moisture-absorbing and sweat-releasing agent is used for subsequent treatment, so that the moisture-absorbing and sweat-releasing effect of the fabric is improved.

[0028] (3) The moisture-absorbing and sweat-releasing antibacterial sportswear fabric according to the present application is treated by the antibacterial liquid, so that the fabric has stable antibacterial performance, the preparation process is easy to operate, the economic benefit is high, and the fabric is suitable for large-scale production.

[0029] In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be further described in detail below. DETAILED DESCRIPTION

[0030] The following detailed description of embodiments of the application, but the application can be limited and covered by the claims of the various different ways to implement.

[0031] Embodiment 1: a moisture-wicking antibacterial sportswear fabric and a preparation method thereof

[0032] The preparation method of the moisture-wicking antibacterial sportswear fabric comprises the following steps:

[0033] Step one, 0.5 parts of luffa sponge micro powder and 0.4 parts of modified Shengma fiber micro powder are respectively dried, mixed with dry treated polyester chip, and put into a screw extruder for melt spinning to obtain hollow yarn and modified polyester fiber; the particle size of the luffa sponge micro powder is 400-800 mesh; the preparation method of the modified Shengma fiber micro powder comprises: crushing Shengma fiber to 400-600 mesh to obtain Shengma fiber micro powder; phenyl isocyanate is added to a cyclohexanone solution to prepare a treatment solution with a concentration of 12wt%; the Shengma fiber micro powder is added to the treatment solution, stirred and mixed uniformly, then placed in a vacuum heat treatment furnace, heated to 80℃ at a heating rate of 90℃ / min, then heated to 125℃ at a heating rate of 3℃ / min, kept for 5 minutes, and cooled to room temperature with the furnace temperature, to obtain modified Shengma fiber micro powder; the weight ratio of the Shengma fiber micro powder to the treatment solution is 10:10;

[0034] Step two, the modified polyester fiber is blended with cellulose fiber to obtain 100D inner layer silk thread; the blending weight ratio of the modified polyester fiber to the cellulose fiber is 70:30;

[0035] Step three, cooldry silk is selected and blended with cotton fiber to obtain outer layer silk thread, and outer layer fabric is obtained by warp and weft knitting; the blending mass ratio of the cooldry silk to the cotton fiber is 70:30;

[0036] Step four, the inner layer silk thread is used as the inner layer raw material, and 50D cotton fiber is used as the intermediate layer raw material, and double-sided knitting is used for knitting to obtain double-layer fabric; the textile weight ratio of the inner layer raw material to the intermediate layer raw material is 10:3;

[0037] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached by sewing to obtain a moisture-wicking antibacterial sportswear gray fabric;

[0038] Step six, the moisture absorption and sweat release antibacterial sportswear fabric is subjected to dyeing and finishing, oil removal treatment, and then is placed into an antibacterial liquid, bath ratio is 1:6, and is subjected to dipping treatment for 10 minutes, then is subjected to rolling, and the rolling rate is 65%, and then is subjected to drying treatment through a drying machine; the preparation method of the antibacterial liquid comprises the following steps: 1.2 parts of chitosan are added into an acetic acid solution to prepare a mixed solution with a concentration of 2.4wt%; 4 parts of diatomite are added, and are ground and dispersed for 10 minutes, and then are subjected to centrifugal separation, washing and drying to obtain an antibacterial agent; the antibacterial agent is added into 100 parts of water, and 0.12 parts of menthol is added, and then is stirred and mixed uniformly to obtain the antibacterial liquid; the drying treatment is carried out at a temperature of 150 DEG C, the steam temperature is 185 DEG C, and the time is 10 minutes;

[0039] Step seven, the moisture absorption and sweat release antibacterial sportswear fabric is subjected to setting processing, the setting temperature is 130 DEG C, the air volume is 1500, the speed is 15 m / min, 10 g / L of moisture absorption and sweat release agent 3746B is used, and the moisture absorption and sweat release antibacterial sportswear fabric is obtained.

[0040] Embodiment 2: a moisture absorption and sweat release antibacterial sportswear fabric and a preparation method thereof

[0041] The preparation method of the moisture absorption and sweat release antibacterial sportswear fabric comprises the following steps:

[0042] Step one, 0.8 parts of luffa sponge micro powder and 1.2 parts of modified shengma fiber micro powder are respectively dried, and are mixed with the dry treated polyester chip, and are placed into a screw extruder to carry out melt spinning to obtain hollow yarn and modified polyester fiber; the particle size of the luffa sponge micro powder is 400-800 meshes; the preparation method of the modified shengma fiber micro powder comprises the following steps: the shengma fiber is crushed to 400-600 meshes to obtain shengma fiber micro powder; phenyl isocyanate is added into a cyclohexanone solution to prepare a treatment solution with a concentration of 15wt%; the shengma fiber micro powder is added into the treatment solution, and is stirred and mixed uniformly, and then is placed into a vacuum heat treatment furnace, and is heated at a heating rate of 90 DEG C / min to 95 DEG C, and then is heated at a heating rate of 4 DEG C / min to 135 DEG C, and is kept for 5 minutes, and then is cooled to room temperature with the furnace temperature, and the modified shengma fiber micro powder is obtained; the weight ratio of the shengma fiber micro powder to the treatment solution is 10:35;

[0043] Step two, the modified polyester fiber is blended with cellulose fiber to obtain 100D inner layer silk thread; the blending weight ratio of the modified polyester fiber to the cellulose fiber is 85:15;

[0044] Step three, cooldry silk is selected to be blended with cotton fiber to obtain outer layer silk thread, and outer layer fabric is obtained through warp and weft weaving; the blending mass ratio of the cooldry silk to the cotton fiber is 85:15;

[0045] Step four, using the inner layer yarn as the inner layer material, 50D cotton fiber as the intermediate layer material, and using double-sided knitting to knit, to obtain a double-layer fabric; the textile weight ratio of the inner layer material and the intermediate layer material is 10:5;

[0046] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached by sewing to obtain a moisture-absorbing, sweat-repellent and antibacterial sportswear gray cloth;

[0047] Step six, the moisture-absorbing, sweat-repellent and antibacterial sportswear gray cloth is subjected to dyeing and finishing, oil removal treatment, and then placed in an antibacterial liquid, with a bath ratio of 1:6, immersed for 30 minutes, and then rolled with a rolling rate of 0%, and then subjected to drying treatment by a drying machine; the preparation method of the antibacterial liquid comprises: adding 4.5 parts of chitosan to an acetic acid solution to prepare a mixed solution with a concentration of 9wt%; adding 10 parts of diatomite, grinding and dispersing for 30 minutes, and then centrifuging, washing and drying to obtain an antibacterial agent; adding the antibacterial agent to 100 parts of water, and adding 0.8 parts of menthol, stirring and mixing uniformly to obtain the antibacterial liquid; the drying treatment is performed at a temperature of 150℃, a steam temperature of 185℃, and a time of 20 minutes;

[0048] Step seven, the moisture-absorbing, sweat-repellent and antibacterial sportswear gray cloth is subjected to setting processing, with a setting temperature of 130℃, an air volume of 1500, a speed of 50m / min, and 10g / L of a moisture-absorbing and sweat-repellent agent 3746B, to obtain a moisture-absorbing, sweat-repellent and antibacterial sportswear fabric.

[0049] Embodiment 3: a moisture-absorbing, sweat-repellent and antibacterial sportswear fabric and a preparation method thereof

[0050] The preparation method of the moisture-absorbing, sweat-repellent and antibacterial sportswear fabric comprises the following steps:

[0051] Step one, 0.6 parts of luffa sponge micro powder and 1.0 parts of modified shengma fiber micro powder are respectively dried, mixed with dry treated polyester chip, and placed in a screw extruder for melt spinning to obtain hollow yarn and modified polyester fiber; the particle size of the luffa sponge micro powder is 400-800 mesh; the preparation method of the modified shengma fiber micro powder comprises: shengma fiber is crushed to 400-600 mesh to obtain shengma fiber micro powder; phenyl isocyanate is added to a cyclohexanone solution to prepare a treatment solution with a concentration of 13wt%; the shengma fiber micro powder is added to the treatment solution, stirred and mixed uniformly, and then placed in a vacuum heat treatment furnace, heated to 85℃ at a heating rate of 90℃ / min, then heated to 130℃ at a heating rate of 3.2℃ / min, kept for 5 minutes, and then cooled to room temperature with the furnace temperature, to obtain modified shengma fiber micro powder; the weight ratio of the shengma fiber micro powder to the treatment solution is 10:15;

[0052] Step two, blending the modified polyester fiber with cellulose fiber to obtain 100D inner layer yarn; the blending weight ratio of the modified polyester fiber and cellulose fiber is 80:20;

[0053] Step three, blending cooldry yarn with cotton fiber to obtain outer layer yarn, and weaving the outer layer fabric through warp and weft; the blending mass ratio of the cooldry yarn and cotton fiber is 80:20;

[0054] Step four, using the inner layer yarn as the inner layer raw material and 50D cotton fiber as the intermediate layer raw material, and knitting by double-sided knitting to obtain a double-layer fabric; the textile weight ratio of the inner layer raw material and the intermediate layer raw material is 10:3.5;

[0055] Step five, attaching the intermediate layer and the outer layer of the double-layer fabric by sewing to obtain the moisture-wicking and antibacterial sportswear gray fabric;

[0056] Step six, dyeing and finishing, oil removal treatment, and then placing the moisture-wicking and antibacterial sportswear gray fabric into the antibacterial liquid with a bath ratio of 1:6, immersing for 15 minutes, and then rolling with a pick-up rate of 70%, and then drying by the drying machine; the preparation method of the antibacterial liquid comprises: adding 2.0 parts of chitosan into acetic acid solution to prepare a mixed solution with a concentration of 3.5wt%; adding 6 parts of diatomite, grinding and dispersing for 15 minutes, centrifuging, washing, and drying to obtain an antibacterial agent; adding the antibacterial agent into 100 parts of water, and adding 0.3 parts of menthol, stirring and mixing uniformly to obtain the antibacterial liquid; the drying temperature is 150℃, the steam temperature is 185℃, and the time is 12 minutes;

[0057] Step seven, performing setting processing on the moisture-wicking and antibacterial sportswear gray fabric, the setting temperature is 130℃, the air volume is 1500, the speed is 20m / min, the moisture-wicking agent 3746B is 10g / L, and the moisture-wicking and antibacterial sportswear fabric is obtained.

[0058] Embodiment 4: a moisture-wicking and antibacterial sportswear fabric and a preparation method thereof

[0059] The preparation method of the moisture-wicking and antibacterial sportswear fabric comprises the following steps:

[0060] Step one, 0.7 parts of luffa sponge micro powder, 0.6 parts of modified Shengma fiber micro powder are dried respectively, mixed with dry treated polyester chip, put into the screw extruder for melt spinning, get hollow tow, get modified polyester fiber; the particle size of the luffa sponge micro powder is 400-800 mesh; the preparation method of the modified Shengma fiber micro powder comprises: crushing Shengma fiber to 400-600 mesh to obtain Shengma fiber micro powder; phenyl isocyanate is added to cyclohexanone solution to prepare a treatment solution with a concentration of 13.5wt%; the Shengma fiber micro powder is added to the treatment solution, stirred and mixed uniformly, and then placed in a vacuum heat treatment furnace, heated to 90℃ at a heating rate of 90℃ / min, then heated to 138℃ at a heating rate of 3.8℃ / min, and kept for 5 minutes, and then cooled to room temperature with the furnace temperature, to obtain modified Shengma fiber micro powder; the weight ratio of the Shengma fiber micro powder to the treatment solution is 10:30;

[0061] Step two, the modified polyester fiber is blended with cellulose fiber to obtain 100D inner layer silk thread; the blending weight ratio of the modified polyester fiber and the cellulose fiber is 75:25;

[0062] Step three, cooldry silk and cotton fiber are selected for blending to obtain outer layer silk thread, and outer layer fabric is obtained by warp knitting; the blending mass ratio of the cooldry silk and the cotton fiber is 75:25;

[0063] Step four, the inner layer silk thread is used as the inner layer raw material, and 50D cotton fiber is used as the intermediate layer raw material, and double-sided knitting is used for knitting to obtain double-layer fabric; the textile weight ratio of the inner layer raw material and the intermediate layer raw material is 10:4.5;

[0064] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached by sewing to obtain the moisture-wicking and antibacterial sportswear gray fabric;

[0065] Step six, the moisture-wicking and antibacterial sportswear gray fabric is subjected to dyeing and finishing, oil removal treatment, and then placed in an antibacterial liquid, with a bath ratio of 1:6, immersed for 25 minutes, then rolled with a rolling rate of 75%, and then dried by a drying machine; the preparation method of the antibacterial liquid comprises: adding 4.0 parts of chitosan to acetic acid solution to prepare a mixed solution with a concentration of 7wt%; 8 parts of diatomite are added and ground and dispersed for 25 minutes, then centrifuged, washed and dried to obtain an antibacterial agent; the antibacterial agent is added to 100 parts of water, and 0.6 parts of menthol is added, stirred and mixed uniformly to obtain the antibacterial liquid; the drying temperature is 150℃, the steam temperature is 185℃, and the time is 15 minutes;

[0066] Step seven, the moisture absorption and perspiration antibacterial sportswear fabric is subjected to setting processing, the setting temperature is 130℃, the air volume is 1500, the speed is 40m / min, 10g / L of the moisture absorption and perspiration agent 3746B, and the moisture absorption and perspiration antibacterial sportswear fabric is obtained.

[0067] The moisture absorption and perspiration antibacterial sportswear fabric and the preparation method thereof

[0068] The preparation method of the moisture absorption and perspiration antibacterial sportswear fabric comprises the following steps:

[0069] Step one, the dry treated polyester chip is put into the screw extruder to be melt spun, the hollow yarn is obtained, and the polyester fiber is obtained;

[0070] Step two, the polyester fiber is blended with the cellulose fiber to obtain the 100D inner layer silk thread; the blending weight ratio of the modified polyester fiber and the cellulose fiber is 75:25;

[0071] Step three, the cooldry silk is selected to be blended with the cotton fiber to obtain the outer layer silk thread, and the outer layer fabric is obtained through warp knitting; the blending mass ratio of the cooldry silk and the cotton fiber is 75:25;

[0072] Step four, the inner layer silk thread is used as the inner layer raw material, the 50D cotton fiber is used as the intermediate layer raw material, and the double-layer fabric is obtained through double-face knitting; the textile weight ratio of the inner layer raw material and the intermediate layer raw material is 10:4.5;

[0073] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached through sewing to obtain the moisture absorption and perspiration antibacterial sportswear fabric;

[0074] Step six, the moisture absorption and perspiration antibacterial sportswear fabric is subjected to dyeing and finishing and oil removal treatment, and then is put into the antibacterial liquid, the bath ratio is 1:6, and the dipping treatment is carried out for 25 minutes, then rolling is carried out, the rolling rate is 75%, and then drying treatment is carried out through the drying machine; the preparation method of the antibacterial liquid comprises the following steps: 4.0 parts of chitosan are added into the acetic acid solution to prepare a mixed solution with a concentration of 7wt%; 8 parts of diatomite are added, and grinding and dispersion are carried out for 25 minutes, then centrifugal separation, washing and drying are carried out to obtain an antibacterial agent; the antibacterial agent is added into 100 parts of water, 0.6 parts of menthol is added, and stirring and mixing are uniformly carried out to obtain the antibacterial liquid; the drying treatment temperature is 150℃, the steam temperature is 185℃, and the time is 15 minutes;

[0075] Step seven, the moisture absorption and perspiration antibacterial sportswear fabric is subjected to setting processing, the setting temperature is 130℃, the air volume is 1500, the speed is 40m / min, 10g / L of the moisture absorption and perspiration agent 3746B, and the moisture absorption and perspiration antibacterial sportswear fabric is obtained.

[0076] A moisture-absorbing and sweat-releasing antibacterial sportswear fabric and a preparation method thereof

[0077] The preparation method of the moisture-absorbing and sweat-releasing antibacterial sportswear fabric comprises the following steps:

[0078] Step one, 0.7 parts of luffa sponge micro powder and 0.6 parts of modified Shengma fiber micro powder are respectively dried, mixed with dry treated polyester chip, and put into a screw extruder for melt spinning to obtain hollow yarn and modified polyester fiber; the particle size of the luffa sponge micro powder is 400-800 mesh; the preparation method of the modified Shengma fiber micro powder comprises: crushing Shengma fiber to 400-600 mesh to obtain Shengma fiber micro powder; phenyl isocyanate is added to a cyclohexanone solution to prepare a treatment solution with a concentration of 13.5wt%; the Shengma fiber micro powder is added to the treatment solution, stirred and mixed uniformly, and then placed in a vacuum heat treatment furnace, heated to 90℃ at a heating rate of 90℃ / min, then heated to 138℃ at a heating rate of 3.8℃ / min, and kept for 5 minutes, and then cooled to room temperature with the furnace temperature, to obtain modified Shengma fiber micro powder; the weight ratio of the Shengma fiber micro powder to the treatment solution is 10:30;

[0079] Step two, the modified polyester fiber is blended with cellulose fiber to obtain 100D inner layer silk thread; the blending weight ratio of the modified polyester fiber to the cellulose fiber is 75:25;

[0080] Step three, cooldry silk is selected and blended with cotton fiber to obtain outer layer silk thread, and outer layer fabric is obtained through warp and weft weaving; the blending mass ratio of the cooldry silk to the cotton fiber is 75:25;

[0081] Step four, the inner layer silk thread is used as the inner layer raw material, and 50D cotton fiber is used as the intermediate layer raw material, and double-sided knitting is used for weaving to obtain double-layer fabric; the textile weight ratio of the inner layer raw material to the intermediate layer raw material is 10:4.5;

[0082] Step five, the intermediate layer and the outer layer of the double-layer fabric are attached by sewing to obtain a moisture-absorbing and sweat-releasing antibacterial sportswear gray fabric;

[0083] Step six, the moisture-absorbing and sweat-releasing antibacterial sportswear gray fabric is subjected to dyeing and finishing, oil removal treatment, and then placed in an antibacterial liquid with a bath ratio of 1:6, immersed for 25 minutes, rolled with a rolling rate of 75%, and then dried by a drying machine; the antibacterial liquid is a water solution added with 2% textile mildew inhibitor Micro-KS116;

[0084] Step seven, the moisture-absorbing and sweat-releasing antibacterial sportswear gray fabric is subjected to setting processing, the setting temperature is 130℃, the air volume is 1500, the speed is 40m / min, 10g / L moisture-absorbing agent 3746B is used, and a moisture-absorbing and sweat-releasing antibacterial sportswear fabric is obtained.

[0085] Experimental example: in order to further illustrate the technical progress of the present application, now further illustrate by experiment.

[0086] Experimental method: according to GB / T21655.1-2008, the performance of the fabric is tested, including water absorption rate, drop water diffusion time test; according to FZ / T01071-2008, the wicking height of the fabric is tested, and the results are shown in table 1.

[0087]

[0088] The antibacterial rates of the moisture absorption and perspiration antibacterial sportswear fabric prepared by the examples 1-4 and the comparative examples 1-2 to escherichia coli are 97.5%, 98.2%, 98.7%, 99.5%, 99.3% and 93.7% respectively, and the antibacterial rates after washing for 50 times are 96.4%, 97.5%, 97.2%, 99.1%, 98.9% and 84.5% respectively.

[0089] The above is only the preferred embodiment of the present application, and is not used to limit the present application, for those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A method for preparing a moisture-absorbing and perspiration-resistant antibacterial sportswear fabric, characterized in that: The following steps are involved: Step 1: 0.5 to 0.8 parts of loofah powder and 0.4 to 1.2 parts of modified holy hemp fiber powder are dried separately, mixed with dried polyester slices, and put into a screw extruder for melt spinning to obtain hollow yarns and obtain modified polyester fibers; Step 2: Blending the modified polyester fiber with the cellulose fiber to obtain a 100D inner layer yarn; Step 3: Cooldry silk and cotton fiber are blended to obtain outer silk thread, and the outer fabric is obtained by weaving the warp and weft; Step 4: Using the inner layer silk thread as the inner layer material and 50D cotton fiber as the middle layer material, they are knitted using double-sided knitting to obtain a double-layer fabric; Step 5: Laminating the middle layer and the outer layer of the double-layer fabric by sewing to obtain a moisture-wicking and antibacterial sportswear fabric; Step 6: dye and finish the moisture-wicking antibacterial sportswear fabric, degrease it, and then put it into the antibacterial solution with a bath ratio of 1:

6. After immersion for 10 to 30 minutes, roll it with a rolling rate of 65% to 80%, and then dry it in a dryer. Step seven, the moisture-wicking antibacterial sportswear fabric is subjected to a shaping process at a shaping temperature of 130° C., an air volume of 1500, a vehicle speed of 15 m / min to 50 m / min, and 10 g / L of a moisture-wicking agent 3746B to obtain a moisture-wicking antibacterial sportswear fabric; Among them, in step 1, the preparation method of the modified Shengma fiber powder includes: crushing Shengma fiber to 400-600 mesh to obtain Shengma fiber powder; adding phenyl isocyanate to cyclohexanone solution to prepare a treatment solution with a concentration of 12-15wt%; adding Shengma fiber powder to the treatment solution, stirring and mixing evenly, and placing it in a vacuum heat treatment furnace, heating it to between 80-95°C at a heating rate of 90°C / min, and then heating it to 125-135°C at a heating rate of 3-4°C / min, keeping it warm for 5 minutes, and cooling it to room temperature along with the furnace temperature to obtain modified Shengma fiber powder.

2. The preparation method according to claim 1, characterized in that In step 1, the particle size of the loofah sponge powder is 400-800 mesh.

3. The preparation method according to claim 1, characterized in that The weight ratio of the Shengma fiber powder to the treatment liquid is 10:10-35.

4. The preparation method according to claim 1, characterized in that In step 2, the blending weight ratio of the modified polyester fiber to the cellulose fiber is (70-85): (15-30).

5. The preparation method according to claim 1, characterized in that In step 3, the blending mass ratio of the cooldry silk and the cotton fiber is (70-85): (15-30).

6. The preparation method according to claim 1, characterized in that In step 4, the textile weight ratio of the inner layer raw material to the middle layer raw material is 10:3~5.

7. The preparation method according to claim 1, characterized in that In step six, the preparation method of the antibacterial liquid includes: adding 1.2 parts to 4.5 parts of chitosan to an acetic acid solution to prepare a mixed solution with a concentration of 2.4wt% to 9wt%; adding 4 parts to 10 parts of diatomaceous earth, grinding and dispersing for 10 minutes to 30 minutes, centrifuging, washing, and drying to obtain an antibacterial agent; adding the antibacterial agent to 100 parts of water, and adding 0.12 to 0.8 parts of menthol, stirring and mixing evenly to obtain an antibacterial liquid.

8. The preparation method according to claim 7, characterized in that In step six, the drying process is carried out at a temperature of 150° C., a steam temperature of 185° C., and a drying time of 10 to 20 minutes.

9. A moisture-wicking and antibacterial sportswear fabric, characterized in that: Prepared according to the preparation method according to any one of claims 1 to 8.

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