Efficient moisture absorption and sweat releasing knitted fabric and preparation method thereof

Abstract

The invention relates to the technical field of knitted fabrics, in particular to an efficient moisture absorption and sweat releasing knitted fabric and a preparation method thereof.The preparation method comprises the following steps that raw materials are weighed by weight, 15-25 parts of cotton fibers, 30-40 parts of modal fibers and 30-35 parts of Coolmax fibers are weighed, blended yarn is woven in a 30-inch 30-needle mode, and woven fabric is obtained. According to the knitted fabric, cotton fibers and modal fibers are matched with Coolmax fibers to be subjected to high-temperature blank fixing and blending treatment, then finishing modification liquid ultrasonic high-pressure immersion treatment is matched, and the raw materials are blended, optimized and improved, so that the moisture absorption and sweat releasing properties, the antistatic property and the pollution resistance of the prepared knitted fabric achieve performance balance coordination; meanwhile, the product has remarkable weather-proof and washing-resistant stability effects.

Description

Technical Field

[0001] The present invention relates to the technical field of knitted fabrics, and particularly relates to a highly efficient moisture-absorbing and sweat-wicking knitted fabric and a preparation method thereof. Background Art

[0002] Fabrics for clothing are mainly woven and knitted fabrics. Among them, knitted fabrics are made by looping and stringing one or more composite yarns to form a continuous fabric with a certain width, and have the characteristics of high speed and high efficiency. In order to improve the moisture absorption and sweat wicking properties of existing knitted fabrics, it is easy to affect the antistatic and stain resistance of the products. The performance balance and coordination of the products are poor. At the same time, the weather resistance and washability stability of the products are poor, which limits the use efficiency of the products. Summary of the Invention

[0003] Aiming at the defects of the prior art, the purpose of the present invention is to provide a highly efficient moisture-absorbing and sweat-wicking knitted fabric and a preparation method thereof to solve the problems raised in the above background art.

[0004] The present invention adopts the following technical solutions to solve the technical problems: The present invention provides a preparation method of a highly efficient moisture-absorbing and sweat-wicking knitted fabric, including the following steps: Step 1: Weigh raw materials according to parts by weight, weigh 15-25 parts of cotton fiber, 30-40 parts of modal fiber, and 30-35 parts of Coolmax fiber; Step 2: Perform high-temperature embryo setting on the cotton fiber, modal fiber, and Coolmax fiber. The embryo setting temperature is 190-195°C, and then perform blending treatment to obtain blended yarn. The yarn count of the blended yarn is 50S-70S; Step 3: Weave the blended yarn in the way of 30 inches and 30 needles to obtain a woven fabric, and finally set it at 160°C to obtain a cloth body; Immerse the cloth body in a sufficient amount of finishing and modifying solution for ultrasonic high-pressure immersion treatment. After the immersion is completed, dry it at room temperature to obtain a highly efficient moisture-absorbing and sweat-wicking knitted fabric.

[0005] Preferably, the ultrasonic power of the ultrasonic high-pressure immersion treatment is 450-500W, ultrasonic for 1h, and the pressure is 50-70MPa.

[0006] Preferably, the preparation method of the finishing and modifying solution is as follows: Mix 40-45 parts by weight of N,N-dimethylformamide, 3-5 parts by weight of dibutyltin dilaurate, 4-7 parts by weight of polymethyl methacrylate, 2-3 parts of silane coupling agent KH560, and 5-8 parts by weight of a 5% chitosan solution in mass fraction to obtain a matrix finishing solution; Mix 5-8 parts by weight of a conditioning and modifying agent, 4-7 parts by weight of a lubricating and filling agent, and 10-15 parts by weight of the matrix finishing solution to obtain a finishing and modifying solution.

[0007] The finishing modifier liquid is prepared by mixing raw materials such as N,N-dimethylformamide, dibutyltin dilaurate, polymethyl methacrylate, and silane coupling agent KH560. Through the mutual cooperation and improvement among the raw materials, and at the same time, through the co-blending and improvement optimization of the wetting filler and the conditioning modifier, the performance of the product is further coordinated through the blending and cooperation among the raw materials, and the performance stability of the product is further improved.

[0008] Preferably, the preparation method of the conditioning modifier is as follows: S01: React nano-titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane in a reactor, introduce sufficient nitrogen, react for 1 h, the reaction temperature is 55 - 60 °C, the reaction rotation speed is 350 - 400 r / min. After the reaction, filter by suction and dry to obtain the modified nano-titanium oxide agent; S02: Heat treat sericite powder at 160 - 170 °C for 1 h, then air-cool to room temperature. Stir and condition the heat-treated sericite powder and the conditioning liquid according to a weight ratio of 3:5. After stirring, obtain the conditioned sericite liquid; S03: Blend and ball-mill the modified nano-titanium oxide agent and the conditioned sericite liquid according to a weight ratio of 5:4, with a ball-milling rotation speed of 1500 r / min and ball-mill for 2 h. After ball-milling, filter by suction and dry to obtain the conditioning modifier.

[0009] Preferably, the mass ratio of the nano-titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane is (7 - 9):(11 - 14):(40 - 45):6; the stirring rotation speed for the stirring and conditioning treatment is 550 - 750 r / min, and stir for 1 h.

[0010] Preferably, the preparation method of the conditioning liquid is as follows: S02a: Blend 2 - 5 parts of methyltrimethoxysilane, 20 - 30 parts of ethanol solvent, and 1 - 3 parts of 1-amino-8-naphthol-3,6-disulfonic acid evenly to obtain the conditioning matrix; S02b: Blend 3 - 5 parts of glass fiber, 2 - 4 parts of flaky talc powder, and 5 - 8 parts of silicon carbide and sinter for 1 h, the sintering temperature is 350 - 400 °C. After sintering, obtain the sintered body; then ultrasonically treat the sintered body and the conditioning matrix according to a weight ratio of 3:5. After ultrasonication, obtain the conditioning liquid.

[0011] The conditioning modifier is made of mica powder that has been heat-treated and then stirred with a conditioning liquid for improvement. At the same time, the conditioning liquid is sintered and improved with glass fiber, flaky talc and silicon carbide. The conditioning matrix is optimized by blending methyltrimethoxysilane, ethanol solvent and 1-amino-8-naphthol-3,6-disulfonic acid raw materials. Needle-shaped glass fiber is blended with flaky talc and silicon carbide into the system to enhance the performance of the system. At the same time, the modified nano titanium oxide agent is blended with nano titanium oxide, carbon nanotubes, γ-glycidyloxypropyltrimethoxysilane and other raw materials into the system to further enhance the performance coordination and stability of the system.

[0012] Preferably, the ultrasonic treatment is performed at an ultrasonic power of 350-400 W for 1 hour.

[0013] Preferably, the preparation method of the lubricating filler is: S11: stirring the aluminum borate whiskers in a sufficient amount of 5% by mass sodium hydroxide solution, then washing, filtering, drying, and preheating at 60-65° C. for 1 h to obtain preheated aluminum borate whiskers; S12: Silane coupling agent KH560, ethanol and water are uniformly blended in a weight ratio of 2:11:5, the blending temperature is 45° C., the blending speed is 100-150 r / min, and the blending is performed for 1 hour to obtain a coupling liquid, and 4-6 parts of preheated aluminum borate whiskers and 5-8 parts of the coupling liquid are uniformly blended to obtain a whisker liquid; S13: 3-5 parts of calcium titanate, 1-3 parts of silicon powder, 2-4 parts of nanographene and 5-8 parts of whisker liquid are mixed and ball-milled thoroughly, and then filtered and dried to obtain a wettable filler.

[0014] Preferably, the blending is ball-milled at a speed of 1500-1800 r / min for 2 h.

[0015] The wettability filler is improved by blending aluminum borate whiskers with sodium hydroxide solution, and then blended with coupling liquid for improvement and optimization, and calcium titanate, silicon micropowder and nano-graphene are added to further blend and optimize the whisker liquid. The whisker structure of aluminum borate whiskers is used, and nano-graphene and other raw materials are blended. Through the co-combination and improvement of the raw materials, the synergistic effect of the wettability filler and the conditioning modifier is better, so that the performance of the product is further improved.

[0016] The invention also provides a high-efficiency moisture absorption and perspiration wicking knitted fabric prepared by a method for preparing the high-efficiency moisture absorption and perspiration wicking knitted fabric. Beneficial Effects

[0017] Compared with the prior art, the present invention has the following beneficial effects: The knitted fabric of the present invention is made of cotton fiber, modal fiber and Coolmax fiber through high-temperature embryo setting and blending treatment, and then ultrasonic high-pressure immersion treatment with finishing and modifying liquid is carried out. Through the optimization and improvement of the blending between raw materials, the knitted fabric has achieved performance balance and coordination in moisture absorption and sweat discharge, antistatic property and stain resistance. At the same time, the product has remarkable weather resistance and water washing stability effects. Detailed implementation manners

[0018] The following combines specific embodiments to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention. Embodiment 1

[0019] A preparation method of an efficient moisture absorption and sweat discharge knitted fabric in this embodiment includes the following steps: Step 1: Weigh raw materials according to parts by weight, weigh 15 parts of cotton fiber, 30 parts of modal fiber, and 30 parts of Coolmax fiber; Step 2: Carry out high-temperature embryo setting on cotton fiber, modal fiber, and Coolmax fiber. The embryo setting temperature is 190 °C, and then blending treatment is carried out to obtain blended yarn. The yarn count of the blended yarn is 50S; Step 3: Weave the blended yarn in the way of 30 inches and 30 needles to obtain a woven fabric, and finally shape it at 160 °C to obtain a cloth body; Immerse the cloth body into a sufficient amount of finishing and modifying liquid for ultrasonic high-pressure immersion treatment. After the immersion is completed, dry it at room temperature to obtain an efficient moisture absorption and sweat discharge knitted fabric.

[0020] The ultrasonic power of the ultrasonic high-pressure immersion treatment in this embodiment is 450 W, ultrasonic treatment for 1 h, and the pressure is 50 MPa.

[0021] The preparation method of the finishing and modifying liquid in this embodiment is as follows: Mix 40 parts by weight of N,N-dimethylformamide, 3 parts by weight of dibutyltin dilaurate, 4 parts by weight of polymethyl methacrylate, 2 parts of silane coupling agent KH560, and 5 parts by weight of a 5% chitosan solution by mass fraction evenly to obtain a matrix finishing liquid; Mix 5 parts by weight of conditioning and modifying agent, 4 parts by weight of lubricating and filling agent, and 10 parts by weight of matrix finishing liquid evenly to obtain a finishing and modifying liquid.

[0022] The preparation method of the conditioning and modifying agent in this embodiment is as follows: S01: React nanometer titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane in a reactor. Introduce sufficient nitrogen, react for 1 h at a reaction temperature of 55°C and a reaction rotation speed of 350 r / min. After the reaction, perform suction filtration and drying to obtain a modified nanometer titanium oxide agent. S02: Heat treat mica powder at 160°C for 1 h, then air cool it to room temperature. Stir and condition the heat-treated mica powder and the conditioning liquid in a weight ratio of 3:5 to obtain a conditioned mica liquid. S03: Blend and ball mill the modified nanometer titanium oxide agent and the conditioned mica liquid in a weight ratio of 5:4. The ball mill rotation speed is 1500 r / min, and ball mill for 2 h. After ball milling, perform suction filtration and drying to obtain a conditioned modifier.

[0023] In this example, the mass ratio of nanometer titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane is 7:11:40:6; the stirring rotation speed for the stirring and conditioning treatment is 550 r / min, and stir for 1 h.

[0024] The preparation method of the conditioning liquid in this example is as follows: S02a: Blend 2 parts of methyltrimethoxysilane, 20 parts of ethanol solvent, and 1 part of 1-amino-8-naphthol-3,6-disulfonic acid evenly to obtain a conditioning matrix. S02b: Blend 3 parts of glass fiber, 2 parts of flaky talc powder, and 5 parts of silicon carbide and sinter for 1 h at a sintering temperature of 350°C. After sintering, obtain a sintered body; then ultrasonically treat the sintered body and the conditioning matrix in a weight ratio of 3:5. After ultrasonic treatment, obtain a conditioning liquid.

[0025] In this example, the ultrasonic power for the ultrasonic treatment is 350 W, and ultrasonic for 1 h.

[0026] The preparation method of the wettability filler in this example is as follows: S11: Stir borate whiskers evenly in a sufficient amount of 5% sodium hydroxide solution by mass fraction, then wash with water, perform suction filtration and drying, and preheat at 60°C for 1 h to obtain preheated borate whiskers. S12: Blend silane coupling agent KH560, ethanol, and water evenly in a weight ratio of 2:11:5. The blending temperature is 45°C, the blending rotation speed is 100 r / min, and blend for 1 h to obtain a coupling liquid. Blend 4 parts of preheated borate whiskers and 5 parts of the coupling liquid evenly to obtain a whisker liquid. S13: Blend 3 parts of calcium titanate, 1 part of silica powder, 2 parts of nanometer graphene, and 5 parts of the whisker liquid and ball mill thoroughly, then perform suction filtration and drying to obtain a wettability filler.

[0027] In this example, the ball mill rotation speed for thorough blending and ball milling is 15000 r / min, and ball mill for 2 h.

[0028] The highly efficient moisture-absorbing and sweat-wicking knitted fabric prepared by the preparation method of the highly efficient moisture-absorbing and sweat-wicking knitted fabric of this embodiment. Example 2

[0029] A preparation method of a highly efficient moisture-absorbing and sweat-wicking knitted fabric of this embodiment includes the following steps: Step 1: Weigh raw materials according to parts by weight, weigh 25 parts of cotton fiber, 40 parts of modal fiber, and 35 parts of Coolmax fiber; Step 2: Subject the cotton fiber, modal fiber, and Coolmax fiber to high-temperature embryo setting at an embryo setting temperature of 195 °C, and then perform blending treatment to obtain blended yarn. The yarn count of the blended yarn is 70S; Step 3: Weave the blended yarn in the way of 30 inches and 30 needles to obtain a woven fabric, and finally set it at 160 °C to obtain a fabric body; Immerse the fabric body into a sufficient amount of finishing and modifying solution for ultrasonic high-pressure immersion treatment. After the immersion ends, dry it at room temperature to obtain the highly efficient moisture-absorbing and sweat-wicking knitted fabric.

[0030] The ultrasonic power of the ultrasonic high-pressure immersion treatment of this embodiment is 500 W, ultrasonic treatment is carried out for 1 h, and the pressure is 70 MPa.

[0031] The preparation method of the finishing and modifying solution of this embodiment is as follows: Mix 45 parts by weight of N,N-dimethylformamide, 5 parts by weight of dibutyltin dilaurate, 7 parts by weight of polymethyl methacrylate, 3 parts of silane coupling agent KH560, and 8 parts by weight of a 5% chitosan solution by mass fraction evenly to obtain a matrix finishing solution; Mix 8 parts by weight of a conditioning and modifying agent, 7 parts by weight of a lubricating filling agent, and 15 parts by weight of the matrix finishing solution evenly to obtain the finishing and modifying solution.

[0032] The preparation method of the conditioning and modifying agent of this embodiment is as follows: S01: React nanometer titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane in a reactor, introduce sufficient nitrogen, react for 1 h, the reaction temperature is 60 °C, the reaction rotation speed is 400 r / min. After the reaction ends, carry out suction filtration and drying to obtain a modified nanometer titanium oxide agent; S02: Heat-treat sericite powder at 170 °C for 1 h, and then air-cool it to room temperature. Stir and condition the heat-treated sericite powder and the conditioning solution according to a weight ratio of 3:5. After the stirring ends, obtain a conditioned sericite solution; S03: Blend and ball-mill the modified nanometer titanium oxide agent and the conditioned sericite solution according to a weight ratio of 5:4. The ball-milling rotation speed is 1500 r / min, and ball-mill for 2 h. After the ball-milling ends, carry out suction filtration and drying to obtain the conditioning and modifying agent.

[0033] The mass ratio of nano-titanium oxide, carbon nanotubes, anhydrous ethanol and γ-glycidyloxypropyltrimethoxysilane in this embodiment is 9:14:45:6; the stirring speed of the stirring and conditioning treatment is 750 r / min, and the stirring is for 1 hour.

[0034] The preparation method of the conditioning liquid of this embodiment is: S02a: 5 parts of methyltrimethoxysilane, 30 parts of ethanol solvent, and 3 parts of 1-amino-8-naphthol-3,6-disulfonic acid are uniformly mixed to obtain a modified matrix; S02b: 5 parts of glass fiber, 4 parts of flaky talc and 8 parts of silicon carbide are mixed and sintered for 1 hour at a sintering temperature of 400°C. After the sintering is completed, a sintered body is obtained; then the sintered body and the tempered substrate are ultrasonically treated at a weight ratio of 3:5. After the ultrasonic treatment is completed, a tempered liquid is obtained.

[0035] The ultrasonic treatment in this embodiment has an ultrasonic power of 400 W and is carried out for 1 hour.

[0036] The preparation method of the lubricating filler of this embodiment is: S11: stirring the aluminum borate whiskers in a sufficient amount of 5% by mass sodium hydroxide solution, then washing, filtering, drying, and preheating at 65° C. for 1 h to obtain preheated aluminum borate whiskers; S12: Silane coupling agent KH560, ethanol and water are uniformly blended in a weight ratio of 2:11:5, the blending temperature is 45° C., the blending speed is 150 r / min, and the blending is performed for 1 h to obtain a coupling liquid, and 6 parts of preheated aluminum borate whiskers and 8 parts of the coupling liquid are uniformly blended to obtain a whisker liquid; S13: 5 parts of calcium titanate, 3 parts of silicon powder, 4 parts of nano-graphene and 8 parts of whisker liquid are mixed and ball-milled thoroughly, and then filtered and dried to obtain a wettable filler.

[0037] The blending process of this embodiment is performed at a full milling speed of 1800 r / min for 2 h.

[0038] The present embodiment provides a method for preparing a highly efficient moisture absorbing and perspiration wicking knitted fabric to prepare a highly efficient moisture absorbing and perspiration wicking knitted fabric. Example 3

[0039] A method for preparing a highly efficient moisture absorption and perspiration wicking knitted fabric according to the present embodiment comprises the following steps: Step 1: Weigh the raw materials according to weight, weigh 20 parts of cotton fiber, 5 parts of modal fiber, and 32.5 parts of Coolmax fiber; Step 2: subjecting cotton fiber, modal fiber and Coolmax fiber to high-temperature embryo setting at a temperature of 192° C., and then blending the fibers to obtain blended yarns, wherein the yarn count of the blended yarns is 60S; Step 3: Weave the blended yarn in the way of 30 inches and 30 needles to obtain a woven fabric, and finally set it at 160 °C to obtain a cloth body; Immerse the cloth body into a sufficient amount of finishing and modifying liquid for ultrasonic high-pressure immersion treatment. After the immersion is completed, dry it at room temperature to obtain a highly efficient moisture-absorbing and sweat-evaporating knitted fabric.

[0040] In this embodiment, the ultrasonic power of the ultrasonic high-pressure immersion treatment is 475 W, ultrasonic treatment is carried out for 1 h, and the pressure is 60 MPa.

[0041] The preparation method of the finishing and modifying liquid in this embodiment is as follows: Blend 42.5 parts by weight of N,N-dimethylformamide, 4 parts by weight of dibutyltin dilaurate, 5.5 parts by weight of polymethyl methacrylate, 2.5 parts of silane coupling agent KH560, and 6.5 parts by weight of a 5% chitosan solution evenly to obtain a matrix finishing liquid; Blend 6.5 parts by weight of a conditioning and modifying agent, 5.5 parts by weight of a lubricating filling agent, and 12.5 parts by weight of the matrix finishing liquid evenly to obtain a finishing and modifying liquid.

[0042] The preparation method of the conditioning and modifying agent in this embodiment is as follows: S01: React nanometer titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane in a reactor, introduce a sufficient amount of nitrogen, react for 1 h, the reaction temperature is 57.5 °C, the reaction rotation speed is 375 r / min. After the reaction is completed, carry out suction filtration and drying to obtain a modified nanometer titanium oxide agent; S02: Heat-treat sericite powder at 165 °C for 1 h, then air-cool it to room temperature, and stir and condition the heat-treated sericite powder and the conditioning liquid according to a weight ratio of 3:5. After the stirring is completed, obtain a conditioned sericite liquid; S03: Blend and ball-mill the modified nanometer titanium oxide agent and the conditioned sericite liquid according to a weight ratio of 5:4. The ball-milling rotation speed is 1500 r / min, and ball-mill for 2 h. After the ball-milling is completed, carry out suction filtration and drying to obtain a conditioning and modifying agent.

[0043] In this embodiment, the mass ratio of nanometer titanium oxide, carbon nanotubes, absolute ethanol, and γ-glycidoxypropyltrimethoxysilane is 8:12:42.5:6; the stirring rotation speed for the stirring and conditioning treatment is 600 r / min, and stir for 1 h.

[0044] The preparation method of the conditioning liquid in this embodiment is as follows: S02a: Blend 3.5 parts of methyltrimethoxysilane, 25 parts of ethanol solvent, and 2 parts of 1-amino-8-naphthol-3,6-disulfonic acid evenly to obtain a conditioning matrix; S02b: Blend 4 parts of glass fiber, 3 parts of flaky talc powder, and 6.5 parts of silicon carbide and sinter for 1 h at a sintering temperature of 375°C. After sintering, obtain a sintered body; then ultrasonically treat the sintered body and the conditioning matrix at a weight ratio of 3:5. After ultrasonic treatment, obtain a conditioning liquid.

[0045] In this example, the ultrasonic power for ultrasonic treatment is 375 W, and the ultrasonic treatment is carried out for 1 h.

[0046] The preparation method of the wettability filler in this example is as follows: S11: Stir aluminum borate whiskers evenly in a sufficient amount of 5% sodium hydroxide solution by mass fraction, then wash with water, filter by suction, dry, and preheat at 62.5°C for 1 h to obtain preheated aluminum borate whiskers; S12: Blend silane coupling agent KH560, ethanol, and water evenly at a weight ratio of 2:11:5. The blending temperature is 45°C, the blending rotation speed is 125 r / min, and the blending is carried out for 1 h to obtain a coupling liquid. Blend 5 parts of preheated aluminum borate whiskers and 6.5 parts of the coupling liquid evenly to obtain a whisker liquid; S13: Blend 4 parts of calcium titanate, 2 parts of silica powder, 3 parts of nano-graphene, and 6.5 parts of the whisker liquid thoroughly by ball milling, then filter by suction and dry to obtain a wettability filler.

[0047] In this example, the ball milling rotation speed for thorough ball milling is 1650 r / min, and the ball milling is carried out for 2 h.

[0048] A highly efficient moisture-absorbing and sweat-releasing knitted fabric prepared by the preparation method of a highly efficient moisture-absorbing and sweat-releasing knitted fabric in this example.

[0049] Comparative Example 1 The difference from Example 3 is that the finishing modification liquid is not added.

[0050] Comparative Example 2 The difference from Example 3 is that dibutyltin dilaurate, polymethyl methacrylate, and silane coupling agent KH560 are not added to the finishing modification liquid.

[0051] Comparative Example 3 The difference from Example 3 is that the conditioning modifier is not added to the finishing modification liquid.

[0052] Comparative Example 4 The difference from Example 3 is that the modified nano-titanium oxide agent is not added to the conditioning modifier.

[0053] Comparative Example 5 The difference from Example 3 is that carbon nanotubes and γ-glycidoxypropyltrimethoxysilane are not added in the preparation of the modified nano-titanium oxide agent.

[0054] Comparative Example 6 Different from Example 3, the sizing modifier does not contain the sized sericite liquid.

[0055] Comparative Example 7 Different from Example 3, the sizing liquid is not added in the preparation of the sized sericite liquid.

[0056] Comparative Example 8 Different from Example 3, the lubricating filler is not added.

[0057] Comparative Example 9 Different from Example 3, silica powder and nano-graphene are not added in the preparation of the lubricating filler.

[0058] Comparative Example 10 Different from Example 3, calcium titanate is not added in the preparation of the lubricating filler, and preheated aluminum borate whiskers are not added in the whisker liquid.

[0059] Products of Examples 1 - 3 and Comparative Examples 1 - 10 were subjected to moisture absorption and sweat release, antistatic, and anti-fouling tests. At the same time, the weather resistance and washability stability of the products were tested (the products were irradiated under ultraviolet intensity of 500 W / m 2 for 24 h and then washed 20 times). The test results are as follows; Test results of Examples 1 - 3: Table 1. Test results of Examples 1 - 3:

[0060] Table 2. Test results of Comparative Examples 1 - 10:

[0061] It can be seen from Comparative Examples 1 - 10 and Examples 1 - 3 that the products of Example 3 have excellent moisture absorption and sweat release, antistatic, and anti-fouling properties. At the same time, under weather resistance and washability conditions, the product performance stability is excellent; It can be seen from Comparative Examples 1, 2, 8 and Example 3 that when the finishing modifier is not added to the product, the product performance deteriorates most significantly. At the same time, when one of the sizing modifier, lubricating filler is not added to the finishing modifier, the product performance also shows an obvious deterioration trend. The finishing modifier prepared by combining the sizing modifier and lubricating filler of the present invention has the most significant product performance effect; and when dibutyltin dilaurate, polymethyl methacrylate, and silane coupling agent KH560 are not added to the finishing modifier, the product performance also shows a deterioration trend; It can be seen from Comparative Examples 3-7, Comparative Examples 9-10 and Example 3 that no modified nano-titanium oxide agent is added to the conditioning modifier, no carbon nanotubes and γ-glycidoxypropyltrimethoxysilane are added in the preparation of the modified nano-titanium oxide agent, no conditioned sericite liquid is added to the conditioning modifier, and no conditioning liquid is added in the preparation of the conditioned sericite liquid. The performance of the products shows a trend of varying degrees of deterioration. The performance effect of the products is the most significant with the conditioning modifier obtained by the specific method of the present invention. At the same time, when no conditioning liquid is added in the preparation of the conditioned sericite liquid, the performance of the products also shows an obvious trend of deterioration; When no silica powder and nano-graphene are added in the preparation of the wettability filler, no calcium titanate is added in the preparation of the wettability filler, and no preheated aluminum borate whiskers are added to the whisker liquid, the performance of the products also shows a trend of deterioration. The performance effect of the products is the most significant with the wettability filler obtained by the specific method of the present invention.

[0062] Based on the above tests, the conditioning liquid of the present invention has a relatively large influence on the performance of the products. Based on this, further exploration of the present invention is carried out.

[0063] Experimental Example 1 Same as Example 3, except that no glass fiber is added to the conditioning liquid.

[0064] Experimental Example 2 Same as Example 3, except that no flaky talc is added to the conditioning liquid.

[0065] Experimental Example 3 Same as Example 3, except that no silicon carbide is added to the conditioning liquid.

[0066] Experimental Example 4 Same as Example 3, except that no 1-amino-8-naphthol-3,6-disulfonic acid and methyltrimethoxysilane are added to the conditioning matrix.

[0067] The performance tests of Experimental Examples 1-4 are as follows: Table 3. Performance test results of Experimental Examples 1-4:

[0068] It can be seen from Experimental Examples 1-4 that when no glass fiber is added to the conditioning liquid, the deterioration of the product performance is the most obvious among the preparation factors of the conditioning liquid. At the same time, when no flaky talc is added to the conditioning liquid, no silicon carbide is added to the conditioning liquid, and no 1-amino-8-naphthol-3,6-disulfonic acid and methyltrimethoxysilane are added to the conditioning matrix, the performance of the products all shows a trend of varying degrees of deterioration. The performance effect of the products is the most significant with the conditioning liquid made of the specific raw materials of the present invention. In the preparation of the conditioning liquid, none of the raw materials can be missing. Using other raw material ratios is not as effective as the present invention.

[0069] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-described exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, in any regard, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be embraced within the present invention.

[0070] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment contains only one independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric, characterized in that, It includes the following steps: Step 1: Weigh raw materials by weight parts, weigh 15 - 25 parts of cotton fiber, 30 - 40 parts of modal fiber, and 30 - 35 parts of Coolmax fiber; Step 2: Subject the cotton fiber, modal fiber, and Coolmax fiber to high - temperature embryo - setting at an embryo - setting temperature of 190 - 195 °C, and then carry out blending treatment to obtain blended yarn. The yarn count of the blended yarn is 50S - 70S; Step 3: Weave the blended yarn in the way of 30 inches and 30 needles to obtain a woven fabric, and finally set it at 160 °C to obtain a cloth body; Immerse the cloth body into a sufficient amount of finishing and modifying liquid for ultrasonic high - pressure immersion treatment. After the immersion ends, dry it at room temperature to obtain a high - efficiency moisture - absorbing and sweat - discharging knitted fabric.

2. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 1, characterized in that, The ultrasonic power of the ultrasonic high - pressure immersion treatment is 450 - 500 W, ultrasonic treatment for 1 h, and the pressure is 50 - 70 MPa.

3. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 1, characterized in that, The preparation method of the finishing and modifying liquid is as follows: Blend 40 - 45 parts by weight of N,N - dimethylformamide, 3 - 5 parts by weight of dibutyltin dilaurate, 4 - 7 parts by weight of polymethyl methacrylate, 2 - 3 parts of silane coupling agent KH560, and 5 - 8 parts by weight of a 5% chitosan solution in mass fraction evenly to obtain a matrix finishing liquid; Blend 5 - 8 parts by weight of conditioning and modifying agent, 4 - 7 parts by weight of lubricating and filling agent, and 10 - 15 parts by weight of the matrix finishing liquid evenly to obtain the finishing and modifying liquid.

4. The preparation method of an efficient moisture-absorbing and sweat-evaporating knitted fabric according to claim 3, characterized in that, The preparation method of the conditioning and modifying agent is as follows: S01: React nano - titanium oxide, carbon nanotubes, absolute ethanol, and γ - glycidoxypropyltrimethoxysilane in a reactor, introduce sufficient nitrogen, react for 1 h, the reaction temperature is 55 - 60 °C, the reaction rotation speed is 350 - 400 r / min. After the reaction ends, carry out suction filtration and drying to obtain a modified nano - titanium oxide agent; S02: Heat - treat mica powder at 160 - 170 °C for 1 h, and then air - cool it to room temperature. Stir and condition the heat - treated mica powder and the conditioning liquid according to a weight ratio of 3:

5. After the stirring ends, obtain a conditioned mica liquid; S03: Blend and ball - mill the modified nano - titanium oxide agent and the conditioned mica liquid according to a weight ratio of 5:

4. The ball - milling rotation speed is 1500 r / min, ball - mill for 2 h. After the ball - milling ends, carry out suction filtration and drying to obtain the conditioning and modifying agent.

5. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 4, characterized in that, The mass ratio of the nano - titanium oxide, carbon nanotubes, absolute ethanol, and γ - glycidoxypropyltrimethoxysilane is (7 - 9):(11 - 14):(40 - 45):6; The stirring rotation speed for the stirring and conditioning treatment is 550 - 750 r / min, and stir for 1 h.

6. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 4, characterized in that, The preparation method of the conditioning liquid is as follows: S02a: Blend 2 - 5 parts of methyltrimethoxysilane, 20 - 30 parts of ethanol solvent, and 1 - 3 parts of 1 - amino - 8 - naphthol - 3,6 - disulfonic acid evenly to obtain a conditioning matrix; S02b: Blend 3 - 5 parts of glass fiber, 2 - 4 parts of flaky talc powder, and 5 - 8 parts of silicon carbide and sinter for 1 h. The sintering temperature is 350 - 400 °C. After the sintering ends, obtain a sintered body; Then, ultrasonically treat the sintered body and the conditioning matrix according to a weight ratio of 3:

5. After the ultrasonic treatment ends, obtain the conditioning liquid.

7. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 6, characterized in that, The ultrasonic treatment was performed at an ultrasonic power of 350-400 W for 1 hour.

8. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 3, characterized in that, The preparation method of the lubricating filler is as follows: S11: stirring the aluminum borate whiskers in a sufficient amount of 5% by mass sodium hydroxide solution, then washing, filtering, drying, and preheating at 60-65° C. for 1 h to obtain preheated aluminum borate whiskers; S12: Silane coupling agent KH560, ethanol and water are uniformly blended in a weight ratio of 2:11:5, the blending temperature is 45° C., the blending speed is 100-150 r / min, and the blending is performed for 1 hour to obtain a coupling liquid, and 4-6 parts of preheated aluminum borate whiskers and 5-8 parts of the coupling liquid are uniformly blended to obtain a whisker liquid; S13: 3-5 parts of calcium titanate, 1-3 parts of silicon powder, 2-4 parts of nanographene and 5-8 parts of whisker liquid are mixed and ball-milled thoroughly, and then filtered and dried to obtain a wettable filler.

9. The preparation method of an efficient moisture-absorbing and sweat-wicking knitted fabric according to claim 8, characterized in that, The blending is fully ball-milled at a speed of 1500-1800 r / min for 2 hours.

10. A high-efficiency moisture absorption and perspiration knitted fabric prepared by the method for preparing a high-efficiency moisture absorption and perspiration knitted fabric as claimed in any one of claims 1 to 9.

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