CN118308884A - Preparation method of antibacterial tent fabric - Google Patents
Preparation method of antibacterial tent fabric Download PDFInfo
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- CN118308884A CN118308884A CN202410475394.XA CN202410475394A CN118308884A CN 118308884 A CN118308884 A CN 118308884A CN 202410475394 A CN202410475394 A CN 202410475394A CN 118308884 A CN118308884 A CN 118308884A
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- 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
- D01F6/92—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 polyesters
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- 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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0006—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
- D06N3/0036—Polyester fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0056—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the compounding ingredients of the macro-molecular coating
- D06N3/0059—Organic ingredients with special effects, e.g. oil- or water-repellent, antimicrobial, flame-resistant, magnetic, bactericidal, odour-influencing agents; perfumes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
- D06N3/009—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin by spraying components on the web
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/125—Awnings, sunblinds
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The application discloses a preparation method of an antibacterial tent fabric, which comprises the following steps of: twisting modified polyester fiber and gramineous fiber by using a twisting machine to prepare mixed yarn, wherein the twist is 800-1200 twists/m; weaving the mixed yarn into base cloth by warps and wefts, wherein the tightness of the base cloth is 90-95%; respectively cleaning the base cloth in ethanol and deionized water for 10-20min, drying at 80-100 ℃, and performing plasma treatment on the base cloth for 100-120s to obtain a surface modified base cloth; spraying a functional coating on the surface of the surface modified base cloth, drying, forming a functional coating on the surface of the surface modified base cloth, and controlling the dry weight of the coating to be 60-65g/m 2 to prepare the antibacterial tent fabric. The application has the advantages that the tent fabric has better antibacterial performance and can maintain the antibacterial performance for a longer time.
Description
Technical Field
The application relates to the field of outdoor products, in particular to a preparation method of an antibacterial tent fabric.
Background
In recent years, with the improvement of the living standard of people, activities such as outdoor camping and sports become a part of life, and the demands of tents are also increased. The tent is directly placed on the ground for use, can be used for shielding wind and rain and sunlight, and is used as a temporary residence outdoors. The tent is composed of tent fabric and other accessories, wherein the tent fabric is made of relatively firm fabrics such as polyester, nylon, oxford and the like.
The tent is a reusable tool, after each use, the tent is inevitably stained with some dirt due to the outdoor environment, and due to the special nature of the tent structure, the tent fabric part is difficult to clean after use, and when the number of times of tent use is increased, bacteria growing on the tent are increased, so that the health of a human body can be possibly endangered.
In order to make the tent safer to use, generally, the tent cloth is subjected to antibacterial treatment, and in order to make the tent fabric have an antibacterial effect, the antibacterial effect is achieved by coating an antibacterial coating on the surface of the tent fabric. However, the antibacterial performance effect of the tent fabric after the large number of treatments is not ideal, and the tent is mostly used in the outdoor environment, the tent fabric is very easy to cause the antibacterial performance of the antibacterial coating on the surface of the tent fabric to be reduced under the condition of facing the invasion of rainwater and sunlight, and if the tent fabric is used for too many times, the tent can even not have the antibacterial performance.
Disclosure of Invention
In order to enable the tent fabric to have better antibacterial performance and enable the antibacterial performance to be maintained for a longer time, the application provides a preparation method of the antibacterial tent fabric.
In a first aspect, the application provides a method for preparing an antibacterial tent fabric, which adopts the following technical scheme:
the preparation method of the antibacterial tent fabric comprises the steps that the antibacterial tent fabric comprises base cloth and a functional coating, wherein the base cloth is prepared by blending modified polyester fibers and gramineous fibers;
the preparation method of the antibacterial tent fabric comprises the following steps:
Step 1: twisting modified polyester fiber and gramineous fiber by using a twisting machine to prepare mixed yarn, wherein the twisting number is 8-12, and the twist is 800-1200 twists/m;
step 2: weaving the mixed yarn into base cloth by warps and wefts, wherein the tightness of the base cloth is 90-95%;
Step 3: respectively cleaning the base cloth in ethanol and deionized water for 10-20min, drying at 80-100 ℃, and then carrying out plasma treatment on the base cloth for 100-120s to obtain a surface modified base cloth;
Step 4: and (3) spraying a functional coating on the surface of the surface modified base cloth, drying, and forming a functional coating on the surface of the surface modified base cloth, wherein the dry weight of the coating is controlled to be 60-65g/m 2, so as to prepare the antibacterial tent fabric.
By adopting the technical scheme, the low polymerization degree butyrate valerate (PHBV) contained in the gramineous fibers can damage cell walls of microorganisms such as bacteria and cell membranes of viruses, so that the contents of the cells are leaked, and metabolism is unbalanced, thereby inhibiting bacteria from breeding and inactivating viruses, and achieving an antibacterial and antiviral effect;
After twisting the polyester fiber and the gramineous fiber, the polyester fiber and the gramineous fiber can be combined into yarns with complementary performances, and the yarns with higher twist degree are smooth, fine and uniform in surface and good in texture of the woven fabric; the higher the yarn twist, the smaller the yarn tightness, the greater the tensile strength, the greater the yarn hardness, and the higher the fabric durability;
And the formed base cloth is subjected to plasma treatment, so that amino groups can be grafted on the surface of polyester, the amino groups can react with functional groups in the functional coating sprayed on the surface of the base cloth to form chemical bonds, and the amino groups can react with carboxyl groups of graphene oxide to form amide bonds, so that the amino groups and the carboxyl groups are connected through the chemical bonds, and the graphene oxide in the coating is connected more firmly.
Preferably, the modified polyester fiber is prepared from the following raw materials in parts by weight: 90-95 parts of polyethylene terephthalate, 1-3 parts of a surface coupling agent, 3-7 parts of a mixed antibacterial filler, 1-2 parts of stearic acid and 2-4 parts of polyethylene wax.
Preferably, the mixed antibacterial filler comprises one or more of graphene, graphene oxide and triclosan.
Preferably, the mass ratio of the graphene to the triclosan is 1:0.1-1, wherein the particle size of the graphene is smaller than 3 mu m.
According to the technical scheme, the antibacterial filler is added in the preparation process of the terylene, the prepared terylene has antibacterial performance, compared with the terylene which is subjected to antibacterial modification treatment after being molded, the antibacterial performance of the terylene prepared by the method is not easy to be removed by external force, the antibacterial filler is graphene, dichlorophenoxychlorophenol and illite, the graphene and graphene oxide have good antibacterial performance, the graphene can be used for inserting and cutting bacterial cell membranes, the effect of killing bacteria can be achieved by directly extracting phospholipid molecules on the cell membranes in a large scale, the antibacterial filler has far infrared function, the dichlorophenoxychlorophenol can be adsorbed on the cell walls of bacteria, penetrates through the cell walls and reacts with lipid and protein in cytoplasm, so that the protein is denatured, bacteria are killed, the dichlorophenoxychlorophenol can be adsorbed on the surface of graphene, the dispersion of graphene is improved, and after the graphene and the dichlorophenoxychlorophenol are physically combined, the antibacterial performance is further improved.
Preferably, the ratio of the modified polyester fiber to the cellulose fiber is 7-9:1-3.
By adopting the technical scheme, on the premise of ensuring the basic performances such as strength, hardness and the like of the tent fabric, the antibacterial performance is improved by limiting the proportion of the modified polyester fiber to the gramineous fiber, and certain cost is reduced, so that the tent fabric has better comprehensive performance.
Preferably, the functional coating is prepared from the following raw materials in parts by weight: 90-100 parts of aqueous polyurethane, 10-20 parts of antibacterial filler, 1.5-4.5 parts of antibacterial agent, 0.5-1 part of defoamer, 1-2 parts of thickener, 1-2 parts of silane coupling agent and 2-3 parts of crosslinking agent.
Preferably, the antibacterial filler is graphene oxide powder and illite, and the mass ratio of the graphene oxide powder to the illite is 1:0.4-0.6, wherein the size of the illite is 0.1-3 mu m.
Preferably, the functional filler further comprises 1-3 parts of ultraviolet absorbent, wherein the ultraviolet absorbent is one or a combination of more of ultraviolet absorbent UV-326, UV-328 and UV-531.
By adopting the technical scheme, the waterborne polyurethane has good adhesion and waterproof performance, is very suitable for the surface coating of tent fabric, has amino groups, can be connected with carboxyl groups on graphene oxide in antibacterial filler by chemical bonds, and improves the connection strength of a coating matrix and the filler, so that the service life of the antibacterial property of the coating is prolonged; the illite can adsorb peculiar smell, so that the tent can reduce the peculiar smell after being used, and can adsorb bacterial and virus at the same time, thereby improving the antibacterial and bacteriostatic effects of the coating.
Preferably, the step 4 is preceded by a step of pretreatment of the nano-solution, wherein the pretreatment of the nano-solution comprises the following steps: soaking the base cloth in the nano solution for 20-30min at a bath ratio of 1:20, then reacting for 2-3h at 115-125 ℃, washing with deionized water for 2-3 times after the reaction is finished, and then drying for 30-40min at 90-100 ℃ to finish the nano solution pretreatment of the surface modified base cloth.
Preferably, the nano solution is prepared from the following raw materials in parts by weight: 20-24 parts of absolute ethyl alcohol, 2-4 parts of tetrabutyl titanate, 20-25 parts of deionized water and 0.1-0.2 part of nitric acid
By adopting the technical scheme, the tetrabutyl titanate can be hydrolyzed to prepare nano titanium dioxide sol, and the nano titanium dioxide can be well adsorbed on the base cloth, so that the roughness of the surface of the base cloth is improved, the functional coating can be better attached to the base cloth during subsequent spraying of the functional coating, the connection strength is increased, and the performance of the base cloth is improved.
In summary, the application has the following beneficial effects:
1. according to the application, the base cloth of the tent fabric is prepared by adopting the cellulose fiber and the modified polyester fiber, and the cellulose fiber and the modified polyester fiber are combined, so that the tent fabric has basic performance of a tent, the cellulose fiber and the modified polyester fiber have good antibacterial performance, the fabric has antibacterial performance, and the antibacterial performance of the fabric is not easy to lose through external force.
2. In the preparation process of adding graphene and triclosan into polyester, the application adopts the coordination effect of the graphene and triclosan, so that the antibacterial performance of the polyester fiber can be greatly improved.
3. According to the application, the waterborne polyurethane is used as a coating matrix, the antibacterial performance of the coating is improved by adding graphene oxide and illite, and the base cloth is pretreated by plasma treatment and nano solution, so that the connection strength between terylene and antibacterial particles of the terylene and the antibacterial particles in the coating is improved, and the antibacterial performance of the fabric is difficult to run off.
Detailed Description
Preparation example 1
The preparation of the modified polyester fiber comprises the following steps of
The modified polyester fiber is prepared from the following raw materials in parts by weight: 9.5kg of polyethylene terephthalate, 0.2kg of tetraisopropyl di (dioctyl phosphite oxy) titanate, 0.3kg of a mixed antibacterial filler (of which 0.27kg of graphene and 0.03kg of triclosan, the graphene size being less than 3 μm), 0.1kg of stearic acid and 0.2kg of polyethylene wax.
Weighing raw materials, adding the raw materials into a high-speed mixer, and carrying out mixing treatment for 20min to obtain the mixture. And extruding the mixture by using a double-screw extruder at the extrusion temperature of 250 ℃, cooling and granulating after extrusion, drying the master batch, performing melt extrusion after drying, and filtering, spinning and fiber splitting to obtain the modified polyester fiber.
Preparation example 2
Preparation 2 differs from preparation 1 in that: 0.3kg of mixed antibacterial filler (wherein 0.2kg of graphene and 0.1kg of triclosan, the graphene size is less than 3 μm).
Preparation example 3
Preparation 3 differs from preparation 1 in that: 0.3kg of mixed antibacterial filler (wherein 0.15kg of graphene and 0.15kg of triclosan, the graphene size is less than 3 μm).
Preparation example 4
Preparation example 4 differs from preparation example 1 in that: 0.5kg of mixed antibacterial filler (wherein 0.33kg of graphene and 0.17kg of triclosan, the graphene size being less than 3 μm), 0.2kg of stearic acid and 0.3kg of polyethylene wax.
Preparation example 5
Preparation 5 differs from preparation 1 in that: 0.7kg of mixed antibacterial filler (wherein 0.46kg of graphene and 0.24kg of triclosan, the graphene size being less than 3 μm), 0.1kg of stearic acid and 0.4kg of polyethylene wax.
Preparation example 6
The preparation of the functional coating comprises the following steps of
The functional coating is prepared from the following raw materials in parts by weight: 9.5kg of aqueous polyurethane, 1kg of antibacterial filler (0.72 kg of graphene oxide powder and 0.28kg of illite with the illite size of 0.2 μm), 0.15kg of mildew preventive Aoqi 48, 0.05kg of polyurethane system defoamer YS-T118/T131, 0.2kg of aqueous polyacrylate thickener G1, 0.1kg of silane coupling agent KH-792 and 0.2kg of melamine crosslinking agent.
Weighing raw materials, mixing and stirring the waterborne polyurethane and the antibacterial filler for 15min at the rotating speed of 150r/min, then adding the mildew preventive Aoqi 48, the polyurethane system defoamer YS-T118/T131, the silane coupling agent KH-792 and the melamine crosslinking agent, continuously stirring at the rotating speed of 150r/min, and regulating the system viscosity to 12000 mPa.s by adding the waterborne polyacrylate thickener G1 to prepare the functional coating.
Preparation example 7
Preparation 7 differs from preparation 6 in that: 0.3kg of mildew preventive Aoqi 48.
Preparation example 8
Preparation 8 differs from preparation 6 in that: 0.45kg of mildew preventive Aoqi 48.
Preparation example 9
Preparation 9 differs from preparation 6 in that: 2kg of an antibacterial filler (1.44 kg of graphene oxide powder and 0.56kg of illite with the illite size of 0.2 μm), 3kg of an antifungal agent Aoqi 48, 0.1kg of a polyurethane system defoamer YS-T118/T131, 0.1kg of an aqueous polyacrylate thickener G1, and 0.2kg of a silane coupling agent KH-792.
Preparation example 10
Preparation 10 differs from preparation 6 in that: 1.5kg of an antibacterial filler (wherein 1.07kg of graphene oxide powder and 0.43kg of illite, the illite size is 0.2 μm), 0.3kg of an antifungal agent Aoqi 48, 0.1kg of a polyurethane system defoamer YS-T118/T131, 0.15kg of an aqueous polyacrylate thickener G1, and 0.15kg of a silane coupling agent KH-792.
PREPARATION EXAMPLE 11
Preparation 11 differs from preparation 6 in that: 1.5kg of an antibacterial filler (wherein 0.94kg of graphene oxide powder and 0.56kg of illite, the illite size being 0.2 μm), 0.3kg of an antifungal agent Aoqi 48, 0.1kg of a polyurethane system defoamer YS-T118/T131, 0.15kg of an aqueous polyacrylate thickener G1, and 0.15kg of a silane coupling agent KH-792.
Preparation example 12
Preparation 12 differs from preparation 6 in that: 1.5kg of an antibacterial filler (wherein 1kg of graphene oxide powder and 0.5kg of illite, the illite size being 0.2 μm), 0.3kg of an antifungal agent Aoqi 48, 0.1kg of a polyurethane system defoamer YS-T118/T131, 0.15kg of an aqueous polyacrylate thickener G1, and 0.15kg of a silane coupling agent KH-792.
Preparation example 13
Preparation 13 differs from preparation 6 in that: 1.5kg of an antibacterial filler (wherein 1kg of graphene oxide powder and 0.5kg of illite, the illite size being 0.2 μm), 0.3kg of an antifungal agent Aoqi 48, 0.1kg of a polyurethane system defoamer YS-T118/T131, 0.15kg of an aqueous polyacrylate thickener G1, 0.15kg of a silane coupling agent KH-792, and 0.2kg of an ultraviolet absorber UV-326.
PREPARATION EXAMPLE 14
The preparation of the nano solution comprises the following steps: weighing 0.3kg of tetrabutyl titanate and 2.2kg of absolute ethyl alcohol, mixing and stirring, controlling the temperature at 25 ℃, continuously stirring for 30min to prepare a pre-solution, uniformly mixing 2kg of deionized water and 0.015kg of nitric acid, dripping into the pre-sol, controlling the dripping time at 20min, and continuously stirring for 45min after the dripping is completed to prepare the nano solution.
Preparation example 15
Preparation 15 differs from preparation 1 in that: 0.3kg of mixed antibacterial filler (wherein 0.27kg of graphene and 0.03kg of triclosan, the graphene size being greater than 3 μm), 0.1kg of stearic acid and 0.4kg of polyethylene wax.
PREPARATION EXAMPLE 16
Preparation example 16 differs from preparation example 1 in that: 1kg of a mixed antibacterial filler (in which 0.909kg of graphene and 0.091kg of triclosan, the graphene size is less than 3 μm), 1kg of stearic acid and 4kg of polyethylene wax.
Preparation example 17
Preparation 17 differs from preparation 6 in that: 0.5kg of antibacterial filler (0.36 kg of graphene oxide powder and 0.14kg of illite with the illite size of 0.2 μm), 0.03kg of polyurethane system defoamer YS-T118/T131, 0.23kg of aqueous polyacrylate thickener G1 and 0.07kg of silane coupling agent KH-792.
PREPARATION EXAMPLE 18
Preparation 18 differs from preparation 6 in that: 3kg of antibacterial filler (2.14 kg of graphene oxide powder and 0.86kg of illite with the illite size of 0.2 μm), 0.15kg of polyurethane system defoamer YS-T118/T131, 0.05kg of aqueous polyacrylate thickener G1 and 0.25kg of silane coupling agent KH-792.
Preparation example 19
Preparation 19 differs from preparation 6 in that: 1kg of an antibacterial filler (wherein 0.72kg of graphene oxide powder and 0.28kg of illite, the illite size is 0.5 μm), 0.01kg of a polyurethane system defoamer YS-T118/T131, 0.15kg of an aqueous polyacrylate thickener G1, and 0.15kg of a silane coupling agent KH-792.
Examples
Examples
The antibacterial tent fabric comprises a base fabric and a functional coating, wherein the base fabric is prepared by blending polyester fibers and gramineous fibers;
The preparation method of the antibacterial tent fabric comprises the following steps:
Step 1: twisting 8 modified polyester fibers and 2 gramineous fibers in preparation example 1 by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m;
Step 2: weaving the mixed yarn into base cloth by warps and wefts, wherein the tightness of the base cloth is 90%;
Step 3: respectively cleaning the base cloth in ethanol and deionized water for 15min, drying at 90 ℃, then carrying out plasma treatment on the base cloth, and preparing the surface modified base cloth by using normal temperature and normal pressure plasma equipment with the power of 100w, helium of 35L/min and nitrogen of 0.6L/min for 120 s;
Step 4: the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 2 example 1 differs in that: step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 3 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 2, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 4 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 3, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 5 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 4, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 6 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 6 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 7 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 7 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 8 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 8 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 9 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of the preparation example 9 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 10 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of the preparation example 10 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 11 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation 11 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 12 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 12 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Examples
Example 13 example 1 differs in that: step 1: taking 8 modified polyester fibers and 2 gramineous fibers of preparation example 5, twisting the modified polyester fibers and the 2 gramineous fibers by using a twisting machine to prepare mixed yarns, wherein the number of twisted yarns is 10, and the twist is 1200 twists/m; step 4: immersing the base cloth in the nano solution of preparation example 14 for 25min at a bath ratio of 1:20, then reacting for 2h at 120 ℃, washing 3 times with deionized water after the reaction is finished, and then drying for 35min at 90 ℃ to complete the nano solution pretreatment of the base cloth; the functional coating of preparation example 13 is sprayed on the surface of the surface modified base cloth, and then the surface modified base cloth is dried to form a functional coating on the surface of the base cloth, and the dry weight of the coating is controlled at 60g/m 2, so that the antibacterial tent fabric is prepared.
Comparative example 1
Comparative example 1 differs from example 1 in that: in step 1, 8 modified polyester fibers of preparation example 15 are taken.
Comparative example 2
Comparative example 2 differs from example 1 in that: in step 1, 8 modified polyester fibers of preparation example 16 are taken.
Comparative example 3
Comparative example 3 differs from example 1 in that: in the step 4, the functional coating of the preparation example 17 is sprayed on the surface of the surface modified base cloth.
Comparative example 4
Comparative example 4 differs from example 1 in that: in step 4, the functional coating of preparation 18 is sprayed on the surface of the surface modified base fabric.
Comparative example 5
Comparative example 5 differs from example 1 in that: in step 4, the functional coating of preparation 19 is sprayed on the surface of the surface modified base fabric.
Antibacterial properties: examples 1-13 and comparative examples 1-5 were tested for the antimicrobial properties of tent fabrics according to the criteria of GB/T20944.3-2008 evaluation of antimicrobial properties of textiles.
Weather resistance: according to the standard of GB/T31899-2015 'ultraviolet light sun curing for fabrics weatherability experiment', an ultraviolet light accelerated aging tester (QUV) is adopted to carry out a single cycle test, 340nm ultraviolet light with irradiance of 0.89W/m 2 is used for solarization for 8 hours under the condition that the temperature of a blackboard is 60 ℃, then condensation is carried out for 4 hours under the condition that the temperature of the blackboard is 50 ℃, the test period is 100 h, and after the test is completed, the ultraviolet irradiation antibacterial property test is carried out on tent fabrics in examples 1-13 and comparative examples 1-5 by adopting GB/T20944.3-2008 'evaluation of antibacterial properties of fabrics'.
Washing resistance: the tent fabrics of examples 1-13 and comparative examples 1-5 were washed with water for 20 times, and after washing, the tent fabrics of examples 1-13 and comparative examples 1-5 were subjected to antibacterial performance test after washing with water using GB/T209444.3-2008 evaluation of antibacterial Properties of textiles.
Mildew-proof performance: tent fabric mildew resistance tests were carried out on examples 1-13 and comparative examples 1-5 according to the standard of GB/T24346-2009 evaluation of mildew resistance of textiles, and the adopted strain is Aspergillus niger AATCC16404.
TABLE 1 Performance test of examples 1-13 and comparative examples 1-5
As can be seen by combining examples 1-6 and comparative examples 1-2 and combining Table 1, the tent fabric still has good antibacterial performance after ageing tests and washing tests, and the antibacterial performance of the tent fabric before ageing tests and washing tests and the antibacterial performance after ageing tests and washing tests are better than those of the base fabric without the pretreatment of the nano solution, and the addition of graphene and dichlorophenoxychlorophenol and the addition of the mixed anti-filler can have different effects on the antibacterial performance of the tent fabric.
It can be seen from the combination of examples 7 to 13 and comparative examples 3 to 5 and the combination of table 1 that after the dosage of the antibacterial and mildew-proof agent is increased, the antibacterial performance of the tent fabric can be effectively improved, and the growth of mildew can be effectively inhibited, but after the dosage reaches a certain amount, the mildew-proof and antibacterial performance reaches the highest level, but the improvement of the addition amount can affect the capacity of other substances in the system; the addition amount of the graphene oxide powder and the illite and the addition amount of the antibacterial filler are different, so that the antibacterial performance of the pay a bill tent fabric has different effects, the antibacterial performance of the tent fabric before an aging experiment and a water washing experiment and the antibacterial performance after the aging experiment and the water washing experiment are better in the embodiment 12, and the ultraviolet-resistant absorbent is added in the embodiment 13, so that the weather resistance of the tent fabric can be effectively improved, and the tent fabric still has good antibacterial performance after the ultraviolet aging experiment.
The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.
Claims (10)
1. The preparation method of the antibacterial tent fabric is characterized in that the antibacterial tent fabric comprises a base fabric and a functional coating, wherein the base fabric is prepared by blending modified polyester fibers and gramineous fibers;
the preparation method of the antibacterial tent fabric comprises the following steps:
Step 1: twisting modified polyester fiber and gramineous fiber by using a twisting machine to prepare mixed yarn, wherein the twisting number is 8-12, and the twist is 800-1200 twists/m;
step 2: weaving the mixed yarn into base cloth by warps and wefts, wherein the tightness of the base cloth is 90-95%;
Step 3: respectively cleaning the base cloth in ethanol and deionized water for 10-20min, drying at 80-100 ℃, and then carrying out plasma treatment on the base cloth for 100-120s to obtain a surface modified base cloth;
Step 4: spraying a functional coating on the surface of the surface modified base cloth, and then drying at 140-160 ℃ for 40-80s to form a functional coating on the surface of the surface modified base cloth, wherein the dry weight of the coating is controlled at 60-65g/m 2, so as to prepare the antibacterial tent fabric.
2. The method for preparing the antibacterial tent fabric according to claim 1, wherein the modified polyester fiber is prepared from the following raw materials in parts by weight: 90-95 parts of polyethylene terephthalate, 1-3 parts of a surface coupling agent, 3-7 parts of a mixed antibacterial filler, 1-2 parts of stearic acid and 2-4 parts of polyethylene wax.
3. The method for preparing an antibacterial tent fabric according to claim 2, wherein the mixed antibacterial filler comprises one or more of graphene, graphene oxide, and triclosan.
4. The method for preparing the antibacterial tent fabric according to claim 3, wherein the mass ratio of the graphene to the triclosan is 1:0.1-1, wherein the particle size of the graphene is smaller than 3 mu m.
5. The method for producing an antibacterial tent fabric according to claim 1, wherein the ratio of the modified polyester fiber to the cellulose fiber is 7-9:1-3.
6. The preparation method of the antibacterial tent fabric of claim 1, wherein the functional coating comprises the following raw materials in parts by weight: 90-100 parts of aqueous polyurethane, 10-20 parts of antibacterial filler, 1.5-4.5 parts of antibacterial agent, 0.5-1 part of defoamer, 1-2 parts of thickener, 1-2 parts of silane coupling agent and 2-3 parts of crosslinking agent.
7. The method for preparing the antibacterial tent fabric according to claim 6, wherein the antibacterial filler is graphene oxide powder and illite, and the mass ratio of the graphene oxide powder to the illite is 1:0.4-0.6, wherein the size of the illite is 0.1-3 mu m.
8. The method of manufacturing an antimicrobial tent fabric of claim 6, wherein the functional filler further comprises 1-3 parts of an ultraviolet absorber, wherein the ultraviolet absorber is one or a combination of more of ultraviolet absorbers UV-326, UV-328, UV-531.
9. The method for preparing an antibacterial tent fabric according to claim 1, further comprising a step of pretreatment of a nano solution before the step 4, wherein the pretreatment of the nano solution comprises the following steps: soaking the base cloth in the nano solution for 20-30min at a bath ratio of 1:20, then reacting for 2-3h at 115-125 ℃, washing with deionized water for 2-3 times after the reaction is finished, and then drying for 30-40min at 90-100 ℃ to finish the nano solution pretreatment of the surface modified base cloth.
10. The method for preparing the antibacterial tent fabric according to claim 9, wherein the nano solution is prepared from the following raw materials in parts by weight: 20-24 parts of absolute ethyl alcohol, 2-4 parts of tetrabutyl titanate, 20-25 parts of deionized water and 0.1-0.2 part of nitric acid.
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