CN116397431A - Preparation method of antibacterial wear-resistant fabric - Google Patents

Preparation method of antibacterial wear-resistant fabric Download PDF

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Publication number
CN116397431A
CN116397431A CN202310381763.4A CN202310381763A CN116397431A CN 116397431 A CN116397431 A CN 116397431A CN 202310381763 A CN202310381763 A CN 202310381763A CN 116397431 A CN116397431 A CN 116397431A
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antibacterial
solution
wear
fabric
resistant
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刘平莉
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Anhui Xinhong Textile Co ltd
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Anhui Xinhong Textile Co ltd
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/47—Oxides or hydroxides of elements of Groups 5 or 15 of the Periodic Table; Vanadates; Niobates; Tantalates; Arsenates; Antimonates; Bismuthates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
    • D06M11/42—Oxides or hydroxides of copper, silver or gold
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D06M15/273—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof of unsaturated carboxylic esters having epoxy groups
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02—Natural fibres, other than mineral fibres
    • D06M2101/04—Vegetal fibres
    • D06M2101/06—Vegetal fibres cellulosic
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10—Repellency against liquids
    • D06M2200/12—Hydrophobic properties
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/35—Abrasion, pilling or fibrillation resistance
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

The invention relates to a preparation method of an antibacterial wear-resistant fabric, which belongs to the technical field of textile fabrics and specifically comprises the following steps: s1, immersing the pure cotton fabric into a hydrophobic agent for 22-24 hours to obtain the pure cotton fabric with the surface containing a hydrophobic film; s2, putting the pure cotton fabric with the hydrophobic film into antibacterial slurry, soaking for 10-12 hours, taking out, cleaning and drying to obtain the antibacterial fabric; s3, soaking the antibacterial fabric in the wear-resistant solution, and homogenizing the wear-resistant solution through an impregnation processUniformly coating the antibacterial wear-resistant fabric on the surface of the antibacterial fabric, taking out and drying to obtain the antibacterial wear-resistant fabric. The invention is realized by adopting CuO/BVO 4 The nano composite photocatalyst is introduced into pure cotton fabric to endow the pure cotton fabric with photocatalysis property, and the prepared antibacterial wear-resistant fabric has better antibacterial property and wear resistance by coating with wear-resistant solution.

Description

Preparation method of antibacterial wear-resistant fabric
Technical Field
The invention belongs to the technical field of textile fabrics, and particularly relates to a preparation method of an antibacterial wear-resistant fabric.
Background
The fabric is a flat soft piece formed by intersecting, winding and connecting yarns processed by cotton fibers through a spinning process. The fabric can be mainly divided into: woven, knit, nonwoven, and third fabrics. The fabric has good hygroscopicity and air permeability, soft hand feeling, good warmth retention property, excellent wear performance and the like, and is widely applied to clothing fabrics, decorative fabrics and industrial fabrics. But at the same time, the fabric composed of cotton fibers is favorable for the adhesion of microorganisms, and becomes a good parasitic body for the coexistence and propagation of microorganisms. Besides being harmful to human body, the parasitic body can pollute cotton fibers and damage the cotton fibers, thereby affecting the quality of fabrics. And the fabric product can damage the fabric during the washing process, so that the fabric can be dehaired.
The existing fabric is insufficient in wear resistance and affects the service life of the fabric, so that the development of the antibacterial and wear-resistant fabric has great significance.
Disclosure of Invention
The invention aims to provide a preparation method of an antibacterial wear-resistant fabric,
the invention aims to solve the technical problems: how to improve the antibacterial property and the wear resistance of the fabric so as to solve the problems that the fabric is not durable and easy to attach microorganisms.
The aim of the invention can be achieved by the following technical scheme:
the preparation method of the antibacterial wear-resistant fabric specifically comprises the following steps:
s1, immersing the pure cotton fabric into a hydrophobic agent for 22-24 hours to obtain the pure cotton fabric with the surface containing a hydrophobic film;
s2, soaking the pure cotton fabric containing the hydrophobic film in antibacterial slurry for 10-12 hours, taking out, washing with deionized water, and drying to obtain the antibacterial fabric;
s3, soaking the antibacterial fabric in the wear-resistant solution, taking out, and drying at 40-50 ℃ to obtain the antibacterial wear-resistant fabric;
the antibacterial slurry is prepared by the following steps:
step A1, go to Bi (NO 3 ) 3 ·5H 2 HNO of O 3 Adding ammonia water into the solution, adjusting pH to 5-6, and adding NH 4 VO 3 Mixing, placing into autoclave, incubating at 130deg.C for 22-24 hr, cooling to room temperature, filtering, washing, and drying at 60-70deg.C to obtain BiVO 4 ；
Step A2, biVO is carried out 4 Dispersing CuO and deionized water, stirring at 80deg.C in water bath until water is evaporated completely, and annealing at 300deg.C for 1-1.2 hr to obtain CuO/BVO 4 Nano composite photocatalyst, and the obtained CuO/BVO 4 The nano composite photocatalyst is added into deionized water to prepare 20-30% of antibacterial slurry.
Further, the hydrophobizing agent is polydopamine hydrochloric acid solution and Tris buffer with pH of 8-9 according to the dosage ratio of 2-10mg:10-12mmol/L, wherein the concentration of the polydopamine hydrochloric acid solution is 10-15mmol/L.
Further, the pure cotton fabric in step S1 is washed with acetone and deionized water before use to remove fat-soluble and water-soluble impurities from the surface.
Further, bi (NO 3 ) 3 ·5H 2 HNO of O 3 The solution is Bi (NO) 3 ) 3 ·5H 2 Aqueous O solution and HNO 3 The volume ratio of the aqueous solution is 1:1, wherein Bi (NO 3 ) 3 ·5H 2 Aqueous O solution and HNO 3 The concentration of the aqueous solution is 10-12mmol/L and 2-4mol/L respectively.
Further, the NH in step A1 4 VO 3 With Bi (NO) 3 ) 3 ·5H 2 The mass ratio of O is 1:4.
further, the CuO and BiVO in step A2 4 The mass ratio of (2) is 1:9.
further, the abrasion-resistant solution is prepared by the following steps:
step B1, mixing butyl acrylate, methyl methacrylate, acrylic acid and glycidyl methacrylate, and then adding trimethylolpropane triacrylate to obtain a monomer mixed solution;
and B2, adding water and a reactive emulsifier NRS-10 into a four-neck flask, stirring and dissolving, adding butyl acrylate, methyl methacrylate and acrylic acid, stirring and heating to 80-85 ℃, adding an initiator solution with the total mass of 30%, keeping the temperature for 30-35min, slowly adding a monomer mixed solution, slowly adding the rest 70% of the initiator solution, and reacting for 2 hours at 84 ℃ to obtain an abrasion-resistant solution.
Further, the initiator solution is prepared from potassium persulfate and deionized water according to a mass ratio of 0.07: 25.
Further, the mass ratio of the butyl acrylate, the methyl methacrylate, the acrylic acid, the glycidyl methacrylate and the trimethylolpropane triacrylate in the step B1 is 24-26:8-10:1-3:1.5-3.5:5-7.
Further, in the step B2, the mass ratio of the water, the reactive emulsifier NRS-10, the butyl acrylate, the methyl methacrylate, the acrylic acid, the monomer mixed solution and the initiator solution is 80-100:1-3:12-15:4-6:0.5-0.8:42.7-60:25-45.
The invention has the beneficial effects that:
according to the invention, the alkaline polydopamine hydrochloride solution is used as the hydrophobizing agent, and as the pure cotton fabric can cause the hydrophobic benzene of polydopamine to be exposed, the surface of the pure cotton fabric is non-wetting, so that the surface of the pure cotton fabric soaked by the alkaline polydopamine hydrochloride is provided with a thin hydrophobic film, and meanwhile, the surface of the pure cotton fabric is led into CuO/BVO by soaking the pure cotton fabric in the antibacterial slurry 4 Nano composite photocatalyst, because the surface of basic polydopamine hydrochloride has positive charge, and CuO/BVO 4 The surface of the nano composite photocatalyst has negative charge, so CuO/BVO 4 The nano composite photocatalyst can be firmly stabilized on the pure cotton fabric due to the strong adsorption effect and the strong bonding effect of the alkaline polydopamine hydrochloride, so that the pure cotton fabric has stronger durability;
by using CuO/BVO in the present invention 4 Suspension of nano composite photocatalyst as antibacterial slurry, cuO/BVO 4 The nano composite photocatalyst is introduced into pure cotton fabric to obtain the photocatalytic characteristic, and the CuO/BVO is used 4 The nano composite photocatalyst can generate active substances such as active oxygen, hydroxyl free radicals and the like, and the active substances can react with lipid, protein, enzymes and nucleic acid macromolecules to directly damage or cause extensive damage to biological cell structures through a series of oxidation chain reactions, therebyThe bacteria, mould and other microorganisms are killed in a short time, so that the pure cotton fabric has good antibacterial property;
according to the invention, butyl acrylate and methyl methacrylate are used as main monomers, glycidyl methacrylate and acrylic acid are used as functional monomers, and trimethylolpropane triacrylate is used as a cross-linking agent to prepare the cross-linking modified aqueous acrylic resin.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The preparation of the antibacterial slurry comprises the following specific steps:
step S1, 0.5g Bi (NO 3 ) 3 ·5H 2 O is dissolved in 200mL HNO 3 Adding ammonia water, adjusting pH to 5, adding 0.125g NH 4 VO 3 Mixing, placing into an autoclave, incubating at 130deg.C for 22h, cooling to room temperature, filtering, washing, and drying to obtain B iVO 4 ；
Step S2, 0.5g BiVO is added 4 And 4.5g of CuO are dispersed in deionized water, and then stirred under the water bath condition of 80 ℃ until the water is completely evaporated, and then annealed for 1h at 300 ℃ to obtain CuO/BVO 4 Nano composite photocatalyst, cuO/BVO prepared by the method 4 The nano composite photocatalyst is added into deionized water to prepare 20% of antibacterial slurry.
Example 2
The preparation of the antibacterial slurry comprises the following specific steps:
step S1, 0.6g Bi (NO 3 ) 3 ·5H 2 O is dissolved in 200mL HNO 3 Adding ammonia water, adjusting pH to 5.5, adding 0.15g NH 4 VO 3 Mixing, placing into an autoclave, incubating at 130deg.C for 24h, cooling to room temperature, filtering, washing, and drying to obtain B iVO 4 ；
Step S2, 0.6g BiVO is added 4 And 5.4g of CuO are dispersed in deionized water, and then stirred under the water bath condition of 80 ℃ until the water is completely evaporated, and then annealed for 1.2 hours at 300 ℃ to obtain CuO/BVO 4 Nano composite photocatalyst, cuO/BVO prepared by the method 4 The nano composite photocatalyst is added into deionized water to prepare 30% of antibacterial slurry.
Example 3
The preparation of the wear-resistant solution comprises the following specific steps:
step S1, dissolving 0.07g of potassium persulfate with 25g of water to obtain an initiator solution;
step S2, mixing 25.86g of butyl acrylate, 8.62g of methyl methacrylate, 1.1g of acrylic acid and 1.65g of glycidyl methacrylate, and then adding 5.5g of trimethylolpropane triacrylate to obtain a monomer mixed solution;
step S3, adding 80g of water and 1.1 of reactive emulsifier NRS-10 into a four-neck flask, stirring and dissolving, adding 12.93g of butyl acrylate, 4.3g of methyl methacrylate and 0.55g of acrylic acid, stirring and heating to 80 ℃, adding 8.35g of initiator solution, preserving heat for 30min, then dropwise adding 42.73g of monomer mixed solution, slowly adding the rest 16.71g of initiator solution, and reacting for 2 hours at 84 ℃ to obtain the wear-resistant solution.
Example 4
The preparation of the wear-resistant solution comprises the following specific steps:
step S1, dissolving 0.7g of potassium persulfate with 250g of water to obtain an initiator solution;
step S2, mixing 258.6g of butyl acrylate, 86.2g of methyl methacrylate, 11g of acrylic acid and 16.5g of glycidyl methacrylate, and then adding 55g of trimethylolpropane triacrylate to obtain a monomer mixed solution;
step S3, adding 800g of water and 11-reactive emulsifier NRS-10 into a four-neck flask, stirring and dissolving, adding 129.3g of butyl acrylate, 43g of methyl methacrylate and 5.5g of acrylic acid, stirring and heating to 85 ℃, adding 83.5g of initiator solution, preserving heat for 30min, then dropwise adding 427.3g of monomer mixed solution, slowly adding the rest 167.1g of initiator solution, and reacting for 2h at 84 ℃ to obtain the wear-resistant solution.
Example 5
The preparation of the antibacterial wear-resistant fabric comprises the following specific steps:
step S1, cleaning the pure cotton fabric with acetone and deionized water respectively, taking out and drying, adding 2mg of polydopamine hydrochloric acid solution with the concentration of 10mmol/L into Tris buffer solution with the pH value of 8 and the concentration of 10mmol/L to obtain a hydrophobizing agent, and immersing the pure cotton fabric in the hydrophobizing agent for 22 hours to obtain the pure cotton fabric with the surface containing a hydrophobic film;
s2, putting the pure cotton fabric with the hydrophobic film attached to the surface into the antibacterial slurry prepared in the embodiment 1, and then washing and drying the pure cotton fabric with deionized water to obtain the antibacterial fabric;
and S3, uniformly coating the wear-resistant solution prepared in the embodiment 3 on the antibacterial fabric through an impregnation process, and drying at 40 ℃ to obtain the antibacterial wear-resistant fabric.
Example 6
The preparation of the antibacterial wear-resistant fabric comprises the following specific steps:
step S1, cleaning the pure cotton fabric with acetone and deionized water respectively, taking out and drying, adding 10mg of polydopamine hydrochloric acid solution with the concentration of 15mmol/L into Tris buffer solution with the pH value of 9 and 12mmol/L to obtain a hydrophobizing agent, and immersing the pure cotton fabric in the hydrophobizing agent for 24 hours to obtain the pure cotton fabric with the surface containing a hydrophobic film;
s2, putting the pure cotton fabric with the hydrophobic film attached to the surface into the antibacterial slurry prepared in the embodiment 1, and then washing and drying the pure cotton fabric with deionized water to obtain the antibacterial fabric;
and S3, uniformly coating the wear-resistant solution prepared in the embodiment 4 on the antibacterial fabric through an impregnation process, and drying at 50 ℃ to obtain the antibacterial wear-resistant fabric.
Comparative example 1
This comparative example was compared to example 5 without the addition of an abrasion resistant solution during the preparation of the antimicrobial abrasion resistant fabric, and the remaining steps and parameters were the same.
The fabric materials prepared in example 5 and comparative example 1 were subjected to abrasion resistance test, 1 phi 110mmol/L circular antimicrobial abrasion-resistant fabric sample and 1 phi 110mmol/L circular antimicrobial fabric sample were prepared respectively with reference to GB/T21196-2007 "determination of abrasion resistance of textile Martindale fabrics", and were tested using a model YG401E Martindale abrasion resistance apparatus (fabric flat mill), and mass reduction rates of the different samples were calculated at a flat mill number of 50, and specific test results are shown in Table 1 below.
TABLE 1
Group of Initial mass/g Final mass/g Mass reduction rate
Example 5 1.29 1.24 3.87％
Comparative example 1 1.28 1.18 7.81％
As can be seen from the data in Table 1, the quality of the antibacterial and wear-resistant fabric prepared by the method is reduced by 3.87% after the fabric is subjected to the same number of flat grinding, and the quality reduction rate of the antibacterial fabric without the wear-resistant solution is 7.81% under the same condition.
Comparative example 2
This comparative example was compared to example 6 without the addition of an antimicrobial slurry during the preparation of the antimicrobial abrasion resistant fabric, and the remaining steps and parameters were the same.
The fabric materials prepared in example 6 and comparative example 2 were subjected to an antibacterial test, and according to textile industry standard FZ/T01021-1992, fabric antibacterial property test method, escherichia coli was selected as a target strain by colony counting, cultured in yeast-glucose broth (10 g/L peptone, 5g/L sodium chloride, 5g/L yeast extract) at 37 ℃, 250 μl of escherichia coli dilution was transferred onto the fabric (1 piece of composite antibacterial fabric 2.5cm in size and 1 piece of abrasion resistant fabric 2.5cm in size) by an automatic pipette, and then the fabric was transferred into four 250mL sterile wide-mouth glass jars, respectively. After 5h incubation at 37 ℃, 100 ml of sterile distilled water was added to each sterile wide-mouth glass jar containing the sample to elute e. The detection was performed using a SCAN300 fully automatic colony counter, and the specific test results are shown in table 2 below.
TABLE 2
Group of Sterilization rate
Example 6 99.2％
Comparative example 2 14.3％
As can be seen from Table 2, the antibacterial abrasion-resistant fabric prepared according to the present invention has CuO/BVO introduced through antibacterial slurry 4 The nano composite photocatalyst generates active substances such as active oxygen, hydroxyl free radicals and the like, and the active substances can react with lipid, protein, enzymes and nucleic acid macromolecules to directly damage or cause extensive damage to biological cell structures through a series of oxidation chain reactions, so that microorganisms such as bacteria, mold and the like are killed in a short time, and the pure cotton fabric has good antibacterial property.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely illustrative and explanatory of the invention, as various modifications and additions may be made to the particular embodiments described, or in a similar manner, by those skilled in the art, without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims (10)

1. A preparation method of an antibacterial wear-resistant fabric is characterized by comprising the following steps: the method specifically comprises the following steps:
s1, immersing the pure cotton fabric into a hydrophobic agent for 22-24 hours to obtain the pure cotton fabric with the surface containing a hydrophobic film;
s2, soaking the pure cotton fabric containing the hydrophobic film in antibacterial slurry for 10-12 hours, taking out, washing with deionized water, and drying to obtain the antibacterial fabric;
s3, soaking the antibacterial fabric in the wear-resistant solution, taking out, and drying at 40-50 ℃ to obtain the antibacterial wear-resistant fabric;
the antibacterial slurry is prepared by the following steps:
step A1, go to Bi (NO 3 ) 3 ·5H 2 HNO of O 3 Adding ammonia water into the solution, adjusting pH to 5-6, and adding NH 4 VO 3 Mixing, placing into an autoclave, incubating at 130deg.C for 22-24 hr, cooling to room temperature, filtering, washing, and drying to obtain Bi VO 4 ；
Step A2, biVO is carried out 4 Dispersing CuO and deionized water, stirring at 80deg.C in water bath until water is evaporated completely, and annealing at 300deg.C for 1-1.2 hr to obtain CuO/BVO 4 Nano composite photocatalyst, and the obtained CuO/BVO 4 The nano composite photocatalyst is added into deionized water to prepare 20-30% of antibacterial slurry.
2. The method for preparing the antibacterial wear-resistant fabric according to claim 1, wherein the method comprises the following steps: the hydrophobizing agent is polydopamine hydrochloric acid solution and Tris buffer solution with pH value of 8-9 according to the dosage ratio of 2-10mg:10-12mmol/L, wherein the concentration of the polydopamine hydrochloric acid solution is 10-15mmol/L.
3. The method for preparing the antibacterial wear-resistant fabric according to claim 1, wherein the method comprises the following steps: the pure cotton fabric in step S1 is washed with acetone and deionized water before use.
4. The method for preparing the antibacterial wear-resistant fabric according to claim 1, wherein the method comprises the following steps: bi (NO) as described in step A1 3 ) 3 ·5H 2 HNO of O 3 The solution is Bi(NO 3 ) 3 ·5H 2 Aqueous O solution and HNO 3 The volume ratio of the aqueous solution is 1:1, wherein Bi (NO 3 ) 3 ·5H 2 Aqueous O solution and HNO 3 The concentration of the aqueous solution is 10-12mmol/L and 2-4mol/L respectively.
5. The method for preparing the antibacterial wear-resistant fabric according to claim 4, wherein the method comprises the following steps: NH described in step A1 4 VO 3 With Bi (NO) 3 ) 3 ·5H 2 The mass ratio of O is 1:4.
6. the method for preparing the antibacterial wear-resistant fabric according to claim 1, wherein the method comprises the following steps: cuO and B iVO described in step A2 4 The mass ratio of (2) is 1:9.
7. the method for preparing the antibacterial wear-resistant fabric according to claim 1, wherein the method comprises the following steps: the wear-resistant solution is prepared by the following steps:
step B1, mixing butyl acrylate, methyl methacrylate, acrylic acid and glycidyl methacrylate, and then adding trimethylolpropane triacrylate to obtain a monomer mixed solution;
and B2, adding water and a reactive emulsifier NRS-10 into a four-neck flask, stirring and dissolving, adding butyl acrylate, methyl methacrylate and acrylic acid, stirring and heating to 80-85 ℃, adding an initiator solution with the total mass of 30%, preserving heat for 30-35min, slowly dropwise adding a monomer mixed solution, slowly dropwise adding the rest 70% of the initiator solution, and reacting for 2h at 84 ℃ to obtain an abrasion-resistant solution.
8. The method for preparing the antibacterial wear-resistant fabric according to claim 7, wherein the method comprises the following steps: the initiator solution is prepared from potassium persulfate and deionized water according to a mass ratio of 0.07: 25.
9. The method for preparing the antibacterial wear-resistant fabric according to claim 7, wherein the method comprises the following steps: the mass ratio of the butyl acrylate to the methyl methacrylate to the acrylic acid to the glycidyl methacrylate to the trimethylolpropane triacrylate in the step B1 is 24-26:8-10:1-3:1.5-3.5:5-7.
10. The method for preparing the antibacterial wear-resistant fabric according to claim 7, wherein the method comprises the following steps: the mass ratio of the water, the reactive emulsifier NRS-10, the butyl acrylate, the methyl methacrylate, the acrylic acid, the monomer mixed solution and the initiator solution in the step B2 is 80-100:1-3:12-15:4-6:0.5-0.8:42.7-60:25-45.
CN202310381763.4A 2023-04-11 2023-04-11 Preparation method of antibacterial wear-resistant fabric Pending CN116397431A (en)

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