CN115323577A - Wear-resistant antibacterial fabric and preparation method thereof - Google Patents
Wear-resistant antibacterial fabric and preparation method thereof Download PDFInfo
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- CN115323577A CN115323577A CN202211232997.4A CN202211232997A CN115323577A CN 115323577 A CN115323577 A CN 115323577A CN 202211232997 A CN202211232997 A CN 202211232997A CN 115323577 A CN115323577 A CN 115323577A
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Classifications
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/283—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads synthetic polymer-based, e.g. polyamide or polyester fibres
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
- D01F1/103—Agents inhibiting growth of microorganisms
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/94—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of other polycondensation products
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
- D02G3/045—Blended or other yarns or threads containing components made from different materials all components being made from artificial or synthetic material
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/40—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
- D03D15/47—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads multicomponent, e.g. blended yarns or threads
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to the technical field of functional fabrics and discloses a wear-resistant antibacterial fabric and a preparation method thereof.
Description
Technical Field
The invention relates to the technical field of functional fabrics, in particular to a wear-resistant antibacterial fabric and a preparation method thereof.
Background
Along with the improvement of living standard of people and the pursuit of healthy life style, antibacterial products are more and more popular, and the antibacterial fabric has good antibacterial property, so that bacteria, fungi and mould on the fabric can be efficiently removed, and the regeneration and propagation of the bacteria can be effectively prevented while the cleanness of the fabric is kept. The antibacterial property of the antibacterial fabric can be prepared by adopting antibacterial natural fibers, the method has the characteristics of health and environmental protection, but the antibacterial property has certain limitation and insufficient antibacterial effect, and the preparation of other antibacterial fabrics can be mainly realized by two technical approaches, namely a functional finishing method; one is the method for manufacturing the antibacterial fiber. The antibacterial fabric prepared by the method has a better antibacterial effect.
The traditional fabric is usually woven by natural fibers such as cotton, hemp, silk and the like, has the characteristics of moisture absorption and air permeability, and has good skin-friendly property and softness, but the natural fibers have the defects of easy deformation, wrinkling and easy abrasion, and the application field and range of the natural fiber fabric are limited to a great extent. Especially, the textile used outdoors has higher requirements on the antibacterial and wear-resisting properties of the fabric. The fabric is added with components with antibacterial and wear-resistant effects and is effectively matched, so that the obtained fabric has the antibacterial and wear-resistant effects.
Chinese patent CN113802370B discloses a composite wear-resistant fabric, wherein the wear-resistant material is coated on the surface of a base fabric layer, and the composite wear-resistant fabric is obtained after ultraviolet light curing, so that the composite wear-resistant fabric has a good wear-resistant effect, and a mildew-proof silane coupling agent used in the composite wear-resistant fabric can also play a certain mildew-proof effect on the fabric, but the effect is poor; chinese patent CN105239251B discloses an antibacterial fabric, which is made by blending and weaving fibers into a blended fabric, and the blended fabric is impregnated with an antibacterial finishing liquid to obtain the antibacterial fabric.
Therefore, the development of the wear-resistant fabric with excellent and durable antibacterial effect has important research value and practical significance.
Disclosure of Invention
In order to solve the technical problems, the invention provides a wear-resistant antibacterial fabric and a preparation method thereof, solves the problem of poor antibacterial effect of a textile fabric, and obtains the textile fabric with high wear-resistant effect.
In order to achieve the purpose, the invention discloses a preparation method of a wear-resistant antibacterial fabric, which comprises the following steps:
step one, carrying out carboxylation modification on Graphene Oxide (GO) to obtain carboxylated graphene, uniformly mixing tetrahydrofuran and the carboxylated graphene, adding thionyl chloride for reaction, centrifuging after the reaction is finished, washing with tetrahydrofuran, and drying in a vacuum drying oven at 50-60 ℃ for 8-12 hours to obtain acylchlorinated graphene;
step two, uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine, reacting, filtering after the reaction is finished, washing with deionized water, and drying in a vacuum drying oven at 50-60 ℃ for 8-12h to obtain modified graphene;
step three, uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane, homogenizing and defoaming to obtain spinning solution, carrying out wet spinning, carrying out coagulation forming through a coagulation bath, and washing to obtain the wear-resistant antibacterial fiber;
and fourthly, covering the wear-resistant antibacterial fibers, the polyamide fibers and the polyester fibers to form elastic yarns, twisting to prepare twisted yarns, boiling, washing and dyeing the obtained yarns, warping the yarns in the upward direction and the weft direction by adopting blended yarns, and weaving and forming to obtain the wear-resistant antibacterial fabric.
Preferably, in the first step, sodium hydroxide and chloroacetic acid are used for carboxylation modification of graphene oxide, wherein the mass ratio of graphene oxide to sodium hydroxide to chloroacetic acid is 100-5000.
Preferably, in the first step, the mass ratio of tetrahydrofuran, carboxylated graphene and thionyl chloride is 4500-6500.
Preferably, the temperature of the reaction in the first step is 60-70 ℃, and the reaction time is 10-15h.
Preferably, in the second step, the mass ratio of tetrahydrofuran, thiabendazole, acylchlorinated graphene to triethylamine is 5800-9000.
Preferably, the reaction temperature in the second step is 15-35 ℃, and the reaction time is 6-9h.
Preferably, the mass ratio of dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in the step three is 900-1500.
Preferably, the spinning temperature in the third step is 250-270 ℃, and the drawing speed in the spinning process is 1200-1500m/min.
Preferably, the coagulation bath in the third step consists of dimethyl sulfoxide, triethylene tetramine and sodium sulfate, wherein the mass ratio of the dimethyl sulfoxide to the triethylene tetramine to the sodium sulfate is 40.
Preferably, the temperature of the coagulating bath in the third step is 18-25 ℃, and the residence time of the spinning solution in the coagulating bath is 25s.
Preferably, the concentration of the sodium sulfate in the third step is 35-42g/L.
Preferably, in the fourth step, the mass ratio of the wear-resistant antibacterial fiber to the polyamide fiber to the polyester fiber is 15-32.
Preferably, the yarn counts in the warp direction and the weft direction in the four steps are both 24-32s (English count); in the warping process, the warping speed is 250-300m/min; the density in each square inch in the weaving process is 110-130 warps and 65-75 wefts.
Preferably, the wear-resistant antibacterial fabric is prepared by the method for preparing the wear-resistant antibacterial fabric.
Compared with the prior art, the invention has the beneficial effects that:
in the preparation method, in the process of preparing modified graphene, firstly, carrying out carboxylation modification on graphene oxide to obtain carboxylated graphene, then, modifying the carboxylated graphene by using thionyl chloride to obtain acylchlorinated graphene, introducing acyl chloride groups on the surface of the graphene, reacting the acyl chloride groups on the surface of the acylchlorinated modified graphene and imine groups on thiabendazole under the action of triethylamine to obtain modified graphene, uniformly mixing the modified graphene, aldehyde ketone resin and softener diamino terminated polydimethylsiloxane, defoaming, carrying out wet spinning, solidifying to obtain wear-resistant antibacterial fibers, preparing the wear-resistant antibacterial fibers, polyamide fibers and polyester fibers into yarns, and warping and weaving to obtain the wear-resistant antibacterial fabric.
According to the invention, graphene oxide is used as a raw material, so that the graphene oxide has excellent mechanical properties, wear resistance and conductivity, and meanwhile, the graphene oxide has excellent antibacterial performance due to small size, and can destroy cell membranes by cutting cells, so that bacteria can be killed quickly and efficiently, and an antibacterial effect is achieved; thiabendazole, as an efficient spectral antibacterial agent, has the advantages of long lasting effect and good antibacterial effect, and a hydrogen bond effect can be generated between nitrogen atoms on a thiabendazole heterocycle and hydroxyl groups on fibers, so that the binding force between the fibers is improved, and the mechanical property of the fabric is improved; the aldehyde ketone resin is used as a raw material, a large amount of active carbonyl groups are contained in the aldehyde ketone resin, so that the moisture absorption performance and the moisture conductivity of the prepared fabric are improved, the diamino terminated polydimethylsiloxane is used as a softener, the active carbonyl groups can perform Schiff base reversible reaction with the diamino terminated polydimethylsiloxane, and the fabric can achieve a good sweat discharging effect and a cool effect in the using process.
The nylon fiber used in the invention has strong intramolecular acting force, excellent wear resistance and strength, but has poor moisture absorption capacity and is easy to generate static electricity, the prepared wear-resistant antibacterial fiber effectively overcomes the defect, the graphene oxide has excellent conductivity to avoid the generation of static electricity in the fabric preparation process, the polyester fiber has high strength, good elasticity and is difficult to deform, but is easy to breed bacteria and poor in moisture absorption, after the wear-resistant antibacterial fiber is added to prepare the fabric, the defect is effectively avoided, and the obtained fabric has excellent antibacterial performance and excellent wear resistance.
Drawings
FIG. 1 is a flow chart of the present invention for preparing a wear-resistant and antibacterial fabric;
fig. 2 is a flow chart of the present invention for preparing modified graphene;
fig. 3 is a reaction scheme for synthesizing modified graphene in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 4500;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine in a mass ratio of 5800;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 900;
(5) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 15; in the warping process, the warping speed is 250m/min; the medium density of each square inch is 110 warps and 65 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Example 2
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Performing carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is (5500);
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 5200;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine in a mass ratio of 7000;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 1150:100, homogenizing and defoaming to obtain a spinning solution, performing wet spinning at 255 ℃ at a traction speed of 1300m/min in the spinning process, and performing solidification forming in a solidification bath, wherein the solidification bath consists of dimethyl sulfoxide, triethylene tetramine and sodium sulfate in a mass ratio of 40;
(5) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 24; in the warping process, the warping speed is 260m/min; the medium density of each square inch is 115 warps and 68 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Example 3
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 6000 to 9000, reacting at 65 ℃ for 14 hours, centrifuging after the reaction is finished, washing with tetrahydrofuran, and drying in a vacuum drying oven at 55 ℃ for 10 hours to obtain acylchlorinated graphene;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine in a mass ratio of 8000;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 1300 to 100, wherein the mass ratio of the dimethyl sulfoxide to the aldehyde ketone resin is 0.8, homogenizing and defoaming to obtain a spinning solution, performing wet spinning at the spinning temperature of 265 ℃ at the traction speed of 1400m/min in the spinning process, and performing solidification molding by using a solidification bath, wherein the solidification bath consists of the following components in mass ratio of 40;
(5) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 28; in the warping process, the warping speed is 280m/min; the medium density of each square inch is 125 warps and 72 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Example 4
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 6500;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine in a mass ratio of 9000;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 1500;
(5) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 32; in the warping process, the warping speed is 300m/min; the medium density of each square inch is 130 warps and 75 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Comparative example 1
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 6000 to 9000, reacting at 65 ℃ for 14 hours, centrifuging after the reaction is finished, washing with tetrahydrofuran, and drying in a vacuum drying oven at 55 ℃ for 10 hours to obtain acylchlorinated graphene;
(3) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, acyl chlorinated graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 1300 to 100, namely, 0.8, homogenizing and defoaming to obtain a spinning solution, performing wet spinning at the spinning temperature of 265 ℃ at the traction speed of 1400m/min in the spinning process, and performing solidification molding by using a solidification bath, wherein the solidification bath consists of the following components in mass ratio of 40;
(4) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 28; in the warping process, the warping speed is 280m/min; the medium density of each square inch is 125 warps and 72 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Comparative example 2
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, graphene oxide, thiabendazole and softener diamino terminated polydimethylsiloxane in a mass ratio of 1300;
(2) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 28; in the warping process, the warping speed is 280m/min; the medium density of each square inch is 125 warps and 72 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Comparative example 3
A preparation method of a wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 6000 to 9000, reacting at 65 ℃ for 14 hours, centrifuging after the reaction is finished, washing with tetrahydrofuran, and drying in a vacuum drying oven at 55 ℃ for 10 hours to obtain acylchlorinated graphene;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chlorinated graphene and triethylamine in a mass ratio of 8000;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin and modified graphene in a mass ratio of 1300;
(5) The production method comprises the following steps of (1) covering the wear-resistant antibacterial fiber, the polyamide fiber and the polyester fiber with the mass ratio of 28; in the warping process, the warping speed is 280m/min; the medium density of each square inch is 125 warps and 72 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
Comparative example 4
A preparation method of the wear-resistant antibacterial fabric comprises the following steps:
(1) Carrying out carboxylation modification on graphene oxide by using sodium hydroxide and chloroacetic acid in deionized water, wherein the mass ratio of the graphene oxide to the sodium hydroxide to the chloroacetic acid is 100;
(2) Uniformly mixing tetrahydrofuran, carboxylated graphene and thionyl chloride in a mass ratio of 6000 to 9000, reacting at 65 ℃ for 14 hours, centrifuging after the reaction is finished, washing with tetrahydrofuran, and drying in a vacuum drying oven at 55 ℃ for 10 hours to obtain acylchlorinated graphene;
(3) Uniformly mixing tetrahydrofuran, thiabendazole, acyl chloride graphene and triethylamine in a mass ratio of 8000;
(4) Uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino terminated polydimethylsiloxane in a mass ratio of 1300;
(5) The method comprises the following steps of (1) covering the wear-resistant antibacterial fiber and the polyamide fiber with the mass ratio of 28; in the warping process, the warping speed is 280m/min; the medium density of each square inch is 125 warps and 72 wefts in the weaving process, and the wear-resistant antibacterial fabric is obtained after weaving and forming.
The graphene oxide is purchased from Shanghai tunnel field nano material Co., ltd, and has a cargo number of XT-GO-01; the aldehyde ketone resin is purchased from Yueyang Keyuan New Material Co., ltd, and has a product number of KY-120; the nylon fiber is purchased from Nantong Jinda chemical fiber company Limited, and the product number is PH6-HTY; the polyester fiber filament is purchased from chemical fiber Limited of Hengrung chemical of salt city, and has a product number of D300.
The abrasion-resistant and antibacterial fabrics prepared in examples 1 to 4 and comparative examples 1 to 4 were tested.
(1) And (3) testing antibacterial performance: evaluation of the antibacterial properties of textiles according to the national standard GB/T20944.3-2008, part 3: and (3) performing an oscillation method, namely performing antibacterial performance test on the samples to be tested of the embodiment and the comparative example, and selecting experimental strains: coli and staphylococcus aureus, the test results are shown in table 1:
according to the test results in table 1, after the carboxylic acid chloride modification is performed on the carboxylated graphene, the modified graphene is obtained by reacting with thiabendazole, the modified graphene is added into the aldehyde ketone resin, and the fabric prepared from the wear-resistant antibacterial fiber prepared by jointly preparing the modified graphene and the softener has a more excellent antibacterial effect.
(2) And (3) testing the wear resistance: the abrasion resistance test of the fabric is carried out according to the astm d3884 abrasion resistance test method, the result of which is expressed as the abrasion resistance times, and the test result is shown in table 2:
according to the test results in table 2, it can be seen that, in the fabric in the embodiment, with the increase of the content of the graphene oxide and the increase of the ratio of the polyamide fiber to the polyester fiber, the wear resistance of the fabric prepared from the unmodified graphene oxide is better, the wear resistance of the fabric prepared from the unmodified graphene oxide is reduced, mainly because the graphene is agglomerated and unevenly dispersed in the fabric, and the wear resistance of the fabric is also reduced to a certain extent when a softener is not added.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The preparation method of the wear-resistant antibacterial fabric is characterized by comprising the following steps:
step one, carrying out carboxylation modification on graphene oxide to obtain carboxylated graphene, uniformly mixing tetrahydrofuran and the carboxylated graphene, adding thionyl chloride to react, centrifuging, washing and drying after the reaction is finished to obtain acylchlorinated graphene;
step two, uniformly mixing tetrahydrofuran, thiabendazole, acyl chlorinated graphene and triethylamine, reacting, filtering, washing and drying after the reaction is finished to obtain modified graphene; in the second step, the mass ratio of tetrahydrofuran, thiabendazole, acyl chloride graphene to triethylamine is 5800-9000;
step three, uniformly mixing dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener diamino end-capped polydimethylsiloxane, homogenizing and defoaming to obtain spinning solution, carrying out wet spinning, carrying out coagulation bath and solidification molding, and washing to obtain the wear-resistant antibacterial fiber;
and fourthly, covering the wear-resistant antibacterial fibers, the polyamide fibers and the polyester fibers to form elastic yarns, twisting to prepare twisted yarns, boiling, washing and dyeing the obtained yarns, warping the yarns in the upward direction and the weft direction by adopting blended yarns, and weaving and forming to obtain the wear-resistant antibacterial fabric.
2. The preparation method according to claim 1, wherein the reaction temperature in the second step is 15-35 ℃ and the reaction time is 6-9h.
3. The preparation method according to claim 1, wherein the mass ratio of dimethyl sulfoxide, aldehyde ketone resin, modified graphene and softener bisamino-terminated polydimethylsiloxane in the third step is 900-1500.
4. The preparation method of claim 1, wherein the spinning temperature in the third step is 250-270 ℃, and the drawing speed in the spinning process is 1200-1500m/min.
5. The preparation method according to claim 1, wherein the coagulation bath in the third step is composed of dimethyl sulfoxide, triethylene tetramine and sodium sulfate, wherein the mass ratio of dimethyl sulfoxide to triethylene tetramine to sodium sulfate is 40.
6. The preparation method according to claim 1, wherein the temperature of the coagulation bath in the third step is 18 to 25 ℃, and the residence time of the spinning solution in the coagulation bath is 25s.
7. The preparation method according to claim 1, wherein the mass ratio of the wear-resistant antibacterial fiber to the nylon fiber to the polyester fiber in the fourth step is 15-32.
8. The method according to claim 1, wherein the yarn counts in the warp direction and in the weft direction in the fourth step are both 24-32s (english count); in the warping process, the warping speed is 250-300m/min; the density in each square inch in the weaving process is 110-130 warps and 65-75 wefts.
9. A wear-resistant antibacterial fabric prepared by the method for preparing the wear-resistant antibacterial fabric according to any one of claims 1 to 8.
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| CN116180296A (en) * | 2023-01-04 | 2023-05-30 | 江苏瑞洋安泰新材料科技有限公司 | Antibacterial fabric and preparation method thereof |
| CN117604676A (en) * | 2023-11-30 | 2024-02-27 | 江苏欣鑫纺织科技有限公司 | Tensile nylon fiber and preparation method thereof |
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