CN111155318A - Preparation method of antibacterial and ultraviolet-resistant fabric - Google Patents

Preparation method of antibacterial and ultraviolet-resistant fabric Download PDF

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Publication number
CN111155318A
CN111155318A CN202010033014.9A CN202010033014A CN111155318A CN 111155318 A CN111155318 A CN 111155318A CN 202010033014 A CN202010033014 A CN 202010033014A CN 111155318 A CN111155318 A CN 111155318A
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ultraviolet
antibacterial
solution
anion
resistant fabric
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丘日建
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Guangzhou Lanmo Technology Co Ltd
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Guangzhou Lanmo Technology 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
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/12—Processes in which the treating agent is incorporated in microcapsules
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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    • 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
    • D06M11/44—Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic Table; Zincates; Cadmates
    • D—TEXTILES; PAPER
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    • 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
    • D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic Table; Titanates; Zirconates; Stannates; Plumbates
    • 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
    • D06M11/80—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 boron or compounds thereof, e.g. borides
    • D06M11/82—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 boron or compounds thereof, e.g. borides with boron oxides; with boric, meta- or perboric acids or their salts, e.g. with borax
    • 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
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2243—Mono-, di-, or triglycerides
    • D—TEXTILES; PAPER
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    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
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    • 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
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/15—Proteins or derivatives thereof
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    • 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
    • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
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    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32—Polyesters
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    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/25—Resistance to light or sun, i.e. protection of the textile itself as well as UV shielding materials or treatment compositions therefor; Anti-yellowing treatments
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    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/50—Modified hand or grip properties; Softening compositions

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  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)

Abstract

The invention discloses a preparation method of an antibacterial and ultraviolet-resistant fabric. According to the invention, the anion microcapsule solution is prepared by forming and suspending microcapsules in the solution by gelatin and Arabic coated anion powder and an inorganic anti-ultraviolet agent, the yarn is pretreated by adopting the mixed solution of the anion microcapsule solution, a softening agent and the like and then is woven, so that the hygroscopicity and permeability of the yarn are improved, the anion powder and the inorganic anti-ultraviolet agent in the anion microcapsule solution can be effectively attached to the yarn, then the woven grey cloth is subjected to padding treatment, so that the grey cloth keeps good flexibility and air permeability, meanwhile, the microcapsules in the anion microcapsule solution are firmly attached to the yarn and even enter pores of the yarn through the padding treatment of the softening agent, the anti-ultraviolet effect is durable, and meanwhile, the anions are continuously released, the release amount is high, and the antibacterial effect is durable.

Description

Preparation method of antibacterial and ultraviolet-resistant fabric
Technical Field
The invention relates to the technical field of textile processing, in particular to a preparation method of an antibacterial and ultraviolet-resistant fabric.
Background
In recent years, with the improvement of the living standard and the rhythm of life of people, the requirements of people on the comfort, the health, the safety, the environmental protection and the like of textiles are higher and higher. In our lives, people cannot be exposed to various pathogenic bacteria and other microorganisms, especially in the present days with serious environmental pollution, people face the threat of bacterial infection to the health of people, and whether the fabric has antibacterial property or not is a first consideration of people, and the demand is increasingly urgent.
Disclosure of Invention
The invention aims to provide a preparation method of an antibacterial and ultraviolet-resistant fabric, so as to solve the technical problems.
The invention provides a preparation method of an antibacterial and ultraviolet-resistant fabric, which comprises the following steps:
(1) soaking the yarn into a mixed solution of an anion microcapsule solution, a softening agent, a dispersing agent and water, and airing to obtain the modified yarn, wherein the anion microcapsule solution is prepared by anion powder, an inorganic anti-ultraviolet agent, gelatin and Arabic gum in the presence of water;
(2) using a computerized flat knitting machine to carry out double-layer knitting according to a double-layer knitting program, adopting a yarn hanging purpose connection mode to locally connect and fix the yarns of the front needle bed and the rear needle bed, and obtaining grey cloth with an air layer after knitting;
(3) and (2) uniformly mixing a softening agent and water, putting the washed grey cloth into the washed grey cloth, carrying out secondary soaking and secondary rolling through a padder, pre-drying the padded fabric for 2-5 min at 100-120 ℃, then heating to 150-170 ℃ for baking for 20-40 s, and finally washing and drying to obtain the antibacterial and ultraviolet-resistant fabric.
Preferably, the mixed solution of step (1) comprises, by weight: 7-15% of negative ion microcapsule solution, 10-20% of softening agent, 2-4% of dispersing agent and the balance of water.
Preferably, the negative ion microcapsule solution is prepared by the following method:
adding anion powder and an inorganic anti-ultraviolet agent into a gelatin water solution at 35-45 ℃, mixing and stirring for 2-5 min, adding a arabic gum water solution, continuously stirring for 2-5 min, adding an acid solution to adjust the pH value of the system to 3.8-4.3, continuously stirring for 5-15 min, and adding an alkali solution to adjust the pH value to 7-8 to obtain an anion microcapsule solution.
Further preferably, the anion powder is selected from any one or two of tourmaline powder and tourmaline powder.
More preferably, the mass concentration of the gelatin in the gelatin aqueous solution is 10-15%.
More preferably, the mass concentration of the acacia gum in the aqueous solution of the acacia gum is 10-15%.
More preferably, the weight ratio of the gelatin to the Arabic gum is 1-2: 1.
Further preferably, the weight ratio of the anion powder to the gelatin is 0.1-0.3: 1.
Further preferably, the inorganic anti-ultraviolet agent is selected from one or two of nano zinc oxide and nano titanium dioxide.
More preferably, the weight ratio of the inorganic anti-ultraviolet agent to the gelatin is 0.1-0.2: 1.
Preferably, the number of rotations of the front needle bed of the computerized flat knitting machine is the same as the number of rotations of the back needle bed.
Preferably, the needle shape of the computerized flat knitting machine is 16G.
Preferably, the conditions of the second soaking and the second rolling are as follows: the temperature is 25-30 ℃, the rotating speed of a padder is 10-15 r/min, and the rolling residual rate is 65-80%.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the anion microcapsule solution is prepared by forming and suspending microcapsules in the solution through gelatin and Arabic coated anion powder and the inorganic anti-ultraviolet agent, and then the yarns are pretreated by adopting the mixed solution of the anion microcapsule solution, the softening agent and the like and then woven, so that the hygroscopicity and the permeability of the yarns are improved, the anion powder and the inorganic anti-ultraviolet agent in the anion microcapsule solution can be effectively attached to the yarns, and meanwhile, the anion powder and the inorganic anti-ultraviolet agent are not easy to agglomerate, and the anion release capacity and the anti-ultraviolet capacity of the fabric are improved; and then, the woven grey cloth is padded, so that the grey cloth keeps good flexibility and air permeability, meanwhile, microcapsules in the anion microcapsule solution are firmly attached to the yarns and even enter pores of the yarns through the padding treatment of the softening agent, the ultraviolet resistance effect is durable, the anions are continuously released, the release amount is high, and the antibacterial effect is durable, tests show that the antibacterial rate of the fabric on escherichia coli and staphylococcus aureus can be kept above 90% after the fabric is washed for 20 times, and the ultraviolet protection coefficient UPF is kept above 50.
Detailed Description
The following further describes the embodiments of the present invention. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
It is understood that the tourmaline powder in the following examples and comparative examples has an average particle size of 20 to 50 nm.
It is understood that the nano zinc oxide in the following examples and comparative examples has an average particle size of 50 to 80 nm.
It is understood that the softeners in the following examples and comparative examples are all commercially available triblock silicone softeners.
Example 1
The preparation method of the antibacterial ultraviolet-resistant fabric provided by the embodiment comprises the following steps:
(1) adding tourmaline powder and nano zinc oxide into an aqueous solution (mass concentration of 10%) of gelatin at 40 ℃, mixing and stirring for 3min, adding an aqueous solution (mass concentration of 10%) of Arabic gum, continuously stirring for 4min, adding an acetic acid solution (mass concentration of 10%) to adjust the pH value of the system to 3.8-4.3, continuously stirring for 10min, adding a sodium hydroxide solution (mass concentration of 10%) to adjust the pH value to 7-8, and obtaining a negative ion microcapsule solution, wherein the weight ratio of the tourmaline powder, the nano zinc oxide, the gelatin and the Arabic gum is 0.2:0.15:1: 0.5;
(2) weighing the following raw materials in percentage by weight: uniformly mixing the raw materials of 12% of negative ion microcapsule solution, 18% of softening agent, 3% of stearic acid monoglyceride and the balance of water to obtain a mixed solution;
(3) soaking the polyester yarns into a mixed solution of an anion microcapsule solution, a softening agent, glyceryl monostearate and water according to a bath ratio of 1:20, and airing to obtain modified yarns;
(2) performing double-layer knitting by using a computerized flat knitting machine (the needle type is 16G) according to a double-layer knitting program, wherein the revolution of a front needle bed of the computerized flat knitting machine is the same as the revolution of a rear needle bed, and the yarn of the front needle bed and the yarn of the rear needle bed are locally connected and fixed by adopting a yarn hanging mesh connection mode, so that a grey cloth with an air layer can be obtained after knitting is completed;
(3) uniformly mixing a softening agent and water according to the weight ratio of 0.1:1, adding the washed grey cloth according to the bath ratio of 1:20, and carrying out secondary dipping and secondary rolling by a padder, wherein the conditions of the secondary dipping and the secondary rolling are as follows: the temperature is 28 ℃, the rotation speed of a padder is 12r/min, the rolling residual rate is 75%, the padded fabric is pre-dried for 3min at the temperature of 110 ℃, then is heated to 160 ℃ for baking for 30s, and finally is washed and dried to obtain the antibacterial ultraviolet-resistant fabric.
Example 2
The preparation method of the antibacterial ultraviolet-resistant fabric provided by the embodiment comprises the following steps:
(1) adding tourmaline powder and nano zinc oxide into a gelatin water solution (mass concentration is 12%) at 40 ℃, mixing and stirring for 3min, adding a gum arabic water solution (mass concentration is 12%), continuously stirring for 3min, adding an acetic acid solution (mass concentration is 5%) to adjust the pH value of the system to 3.8-4.3, continuously stirring for 12min, adding a sodium hydroxide solution (mass concentration is 5%) to adjust the pH value to 7-8, and obtaining an anion microcapsule solution, wherein the weight ratio of the tourmaline powder, the nano zinc oxide, the gelatin and the gum arabic is 0.2:0.15:1: 1;
(2) weighing the following raw materials in percentage by weight: uniformly mixing 10% of an anion microcapsule solution, 18% of a softening agent, 3% of glycerol monostearate and the balance of water to obtain a mixed solution;
(3) soaking the polyester yarns into a mixed solution of an anion microcapsule solution, a softening agent, glyceryl monostearate and water according to a bath ratio of 1:20, and airing to obtain modified yarns;
(2) performing double-layer knitting by using a computerized flat knitting machine (the needle type is 16G) according to a double-layer knitting program, wherein the revolution of a front needle bed of the computerized flat knitting machine is the same as the revolution of a rear needle bed, and the yarn of the front needle bed and the yarn of the rear needle bed are locally connected and fixed by adopting a yarn hanging mesh connection mode, so that a grey cloth with an air layer can be obtained after knitting is completed;
(3) uniformly mixing a softening agent and water according to the weight ratio of 0.1:1, adding the washed grey cloth according to the bath ratio of 1:20, and carrying out secondary dipping and secondary rolling by a padder, wherein the conditions of the secondary dipping and the secondary rolling are as follows: the temperature is 28 ℃, the rotation speed of a padder is 12r/min, the rolling residual rate is 75%, the padded fabric is pre-dried for 2-5 min at the temperature of 100-120 ℃, then the temperature is increased to 150-170 ℃ for baking for 20-40 s, and finally the antibacterial and ultraviolet-resistant fabric is obtained by washing and drying.
Example 3
The preparation method of the antibacterial ultraviolet-resistant fabric provided by the embodiment comprises the following steps:
(1) adding tourmaline powder and nano zinc oxide into an aqueous solution (mass concentration of 10%) of gelatin at 35 ℃, mixing and stirring for 2min, adding an aqueous solution (mass concentration of 10%) of Arabic gum, continuing to stir for 2min, adding an acetic acid solution (mass concentration of 10%) to adjust the pH value of the system to 3.8-4.3, continuing to stir for 15min, adding a sodium hydroxide solution (mass concentration of 10%) to adjust the pH value to 7-8, and obtaining a negative ion microcapsule solution, wherein the weight ratio of the tourmaline powder, the nano zinc oxide, the gelatin and the Arabic gum is 0.1:0.1:1: 1;
(2) weighing the following raw materials in percentage by weight: uniformly mixing 15% of an anion microcapsule solution, 10% of a softening agent, 2% of glycerol monostearate and the balance of water to obtain a mixed solution;
(3) soaking the polyester yarns into a mixed solution of an anion microcapsule solution, a softening agent, glyceryl monostearate and water according to a bath ratio of 1:20, and airing to obtain modified yarns;
(2) performing double-layer knitting by using a computerized flat knitting machine (the needle type is 16G) according to a double-layer knitting program, wherein the revolution of a front needle bed of the computerized flat knitting machine is the same as the revolution of a rear needle bed, and the yarn of the front needle bed and the yarn of the rear needle bed are locally connected and fixed by adopting a yarn hanging mesh connection mode, so that a grey cloth with an air layer can be obtained after knitting is completed;
(3) uniformly mixing a softening agent and water according to the weight ratio of 0.1:1, adding the washed grey cloth according to the bath ratio of 1:20, and carrying out secondary dipping and secondary rolling by a padder, wherein the conditions of the secondary dipping and the secondary rolling are as follows: the temperature is 28 ℃, the rotation speed of a padder is 12r/min, the rolling residual rate is 75%, the padded fabric is pre-dried for 2min at the temperature of 120 ℃, then the temperature is raised to 170 ℃ for baking for 20s, and finally the fabric is washed and dried to obtain the antibacterial ultraviolet-resistant fabric.
Example 4
The preparation method of the antibacterial ultraviolet-resistant fabric provided by the embodiment comprises the following steps:
(1) adding tourmaline powder and nano zinc oxide into an aqueous solution (mass concentration is 15%) of gelatin at 45 ℃, mixing and stirring for 5min, adding an aqueous solution (mass concentration is 15%) of Arabic gum, continuing to stir for 5min, adding an acetic acid solution (mass concentration is 10%) to adjust the pH value of the system to 3.8-4.3, continuing to stir for 15min, adding a sodium hydroxide solution (mass concentration is 10%) to adjust the pH value to 7-8, and obtaining a negative ion microcapsule solution, wherein the weight ratio of the tourmaline powder, the nano zinc oxide, the gelatin and the Arabic gum is 0.3:0.2:1: 1;
(2) weighing the following raw materials in percentage by weight: 7% of negative ion microcapsule solution, 20% of softening agent, 4% of stearic acid monoglyceride and the balance of water, and the raw materials are uniformly mixed to obtain a mixed solution;
(3) soaking the polyester yarns into a mixed solution of an anion microcapsule solution, a softening agent, glyceryl monostearate and water according to a bath ratio of 1:20, and airing to obtain modified yarns;
(2) performing double-layer knitting by using a computerized flat knitting machine (the needle type is 16G) according to a double-layer knitting program, wherein the revolution of a front needle bed of the computerized flat knitting machine is the same as the revolution of a rear needle bed, and the yarn of the front needle bed and the yarn of the rear needle bed are locally connected and fixed by adopting a yarn hanging mesh connection mode, so that a grey cloth with an air layer can be obtained after knitting is completed;
(3) uniformly mixing a softening agent and water according to the weight ratio of 0.1:1, adding the washed grey cloth according to the bath ratio of 1:20, and carrying out secondary dipping and secondary rolling by a padder, wherein the conditions of the secondary dipping and the secondary rolling are as follows: the temperature is 28 ℃, the rotation speed of a padder is 12r/min, the rolling residual rate is 75%, the padded fabric is pre-dried for 5min at the temperature of 100 ℃, then the temperature is increased to 150 ℃ for baking for 40s, and finally the fabric is washed and dried to obtain the antibacterial ultraviolet-resistant fabric.
Comparative example 1
At 40 ℃, tourmaline powder and nano zinc oxide are dispersed in water to obtain a negative ion solution, wherein the weight ratio of the tourmaline powder to the nano zinc oxide to the water is 0.2:0.15: 20; then, the fabric was prepared according to the steps (2) to (6) of example 1.
To further illustrate the beneficial effects of the present invention, the fabric products obtained in the above examples and comparative examples were tested for antibacterial property and UV resistance after 20 washes under the same conditions, and the test results are shown in the following table:
Figure BDA0002365029390000051
the embodiments of the present invention have been described in detail, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims (10)

1. The preparation method of the antibacterial and ultraviolet-resistant fabric is characterized by comprising the following steps:
(1) soaking the yarn into a mixed solution of an anion microcapsule solution, a softening agent, a dispersing agent and water, and airing to obtain the modified yarn, wherein the anion microcapsule solution is prepared by anion powder, an inorganic anti-ultraviolet agent, gelatin and Arabic gum in the presence of water;
(2) using a computerized flat knitting machine to carry out double-layer knitting according to a double-layer knitting program, adopting a yarn hanging purpose connection mode to locally connect and fix the yarns of the front needle bed and the rear needle bed, and obtaining grey cloth with an air layer after knitting;
(3) and (2) uniformly mixing a softening agent and water, putting the washed grey cloth into the washed grey cloth, carrying out secondary soaking and secondary rolling through a padder, pre-drying the padded fabric for 2-5 min at 100-120 ℃, then heating to 150-170 ℃ for baking for 20-40 s, and finally washing and drying to obtain the antibacterial and ultraviolet-resistant fabric.
2. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 1, wherein the mixed solution in the step (1) comprises the following components in percentage by weight: 7-15% of negative ion microcapsule solution, 10-20% of softening agent, 2-4% of dispersing agent and the balance of water.
3. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 1, wherein the negative ion microcapsule solution is prepared by the following method:
adding anion powder and an inorganic anti-ultraviolet agent into a gelatin water solution at 35-45 ℃, mixing and stirring for 2-5 min, adding a arabic gum water solution, continuously stirring for 2-5 min, adding an acid solution to adjust the pH value of the system to 3.8-4.3, continuously stirring for 5-15 min, and adding an alkali solution to adjust the pH value to 7-8 to obtain an anion microcapsule solution.
4. The method for preparing the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the anion powder is selected from any one or two of tourmaline powder and tourmaline powder.
5. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the mass concentration of gelatin in the gelatin water solution is 10-15%.
6. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the mass concentration of the arabic gum in the aqueous solution of the arabic gum is 10-15%.
7. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the weight ratio of the gelatin to the Arabic gum is 1-2: 1.
8. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the weight ratio of the anion powder to the gelatin is 0.1-0.3: 1.
9. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the inorganic ultraviolet-resistant agent is selected from one or two of nano zinc oxide and nano titanium dioxide.
10. The preparation method of the antibacterial and ultraviolet-resistant fabric according to claim 3, wherein the weight ratio of the inorganic ultraviolet-resistant agent to the gelatin is 0.1-0.2: 1.
CN202010033014.9A 2020-01-13 2020-01-13 Preparation method of antibacterial and ultraviolet-resistant fabric Pending CN111155318A (en)

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