CN109943898A - Antibacterial nano fiber or master batch and its preparation method and application - Google Patents
Antibacterial nano fiber or master batch and its preparation method and application Download PDFInfo
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- CN109943898A CN109943898A CN201910278616.8A CN201910278616A CN109943898A CN 109943898 A CN109943898 A CN 109943898A CN 201910278616 A CN201910278616 A CN 201910278616A CN 109943898 A CN109943898 A CN 109943898A
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- master batch
- nano fiber
- antibacterial
- fluoropolymer resin
- antibacterial nano
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Abstract
The invention discloses antibacterial nano fiber or master batch and its preparation method and application, the antibacterial nano fiber or master batch include fluoropolymer resin, additive and photosensitive molecular, and the mass ratio of three is 10-21:0.01-1:1-5；Wherein, fluoropolymer resin is solvent based polymer or natural polymers；Additive is nano zine oxide, nano silver, nano cupric oxide or nano-titanium dioxide；Photosensitizer molecule is the phthalocyanines of diethanol amido hypocrelline B, porphyrin or amino acid modification.Compared with prior art, the invention has the following advantages that (1) antibacterial nano fiber of the present invention or master batch stable structure are orderly, entirety, the long acting antibiotic performance of material are realized；(2) the method for the invention is easy to operate, and product may be directly applied to the preparation of antibacterial fabric, reduces the destruction of directional fiber, high production efficiency.
Description
Technical field
The invention belongs to technical field of polymer materials, are related to a kind of master batch raw material for textile fabric, specially anti-
Bacterium nanofiber or master batch and its preparation method and application.
Background technique
Static Spinning be it is a kind of prepare organic and inorganic polymer nanofiber effective means, diameter can be prepared from micron
Grade arrives nanoscale composite superfine continuous fiber.There are unordered spiral course, the motion profiles of nanofiber for electrostatic spinning jet stream
Be with deposition position uncontrollable therefore traditional electrostatic spinning preparation nanofiber generally in unordered coherent condition,
And most of nanofiber also only applied in the form of non-woven fabrics in terms of.However, but needing material in practical application
Material has anisotropy, therefore just needs to prepare micro-structure continuous and ordered arrangement nanofiber material in one direction
Material.
In addition, traditional nano-fiber material porosity is high, and the mode that surface modification is usually used forms it into shell
Nuclear structure, and in surface modification functionalized nanoparticles, such as antibacterial, fire-retardant, mould proof function factor.But above-mentioned modification due to
The high defect of the randomness and porosity of nano-fiber material causes the function factor of modification easy to fall off, to influence subsequent make
With reducing its effect.
Summary of the invention
The technical issues of solution: for overcome the deficiencies in the prior art, it is orderly to obtain a kind of stable structure, and have and stablize
The fiber or master batch of anti-microbial property, the present invention provides antibacterial nano fibers or master batch and its preparation method and application.
Technical solution: antibacterial nano fiber or master batch, the antibacterial nano fiber or master batch include fluoropolymer resin, addition
Agent and photosensitive molecular, the mass ratio of three are 10-21:0.01-1:1-5；Wherein, fluoropolymer resin is solvent based polymer or day
Right high molecular polymer；Additive is nano zine oxide, nano silver, nano cupric oxide or nano-titanium dioxide；Photosensitizer molecule
For the phthalocyanines of diethanol amido hypocrelline B, porphyrin or amino acid modification.
Preferably, the phthalocyanines of the amino acid modification is the iron-phthalocyanine of amino acid modification or the zinc phthalein of amino acid modification
Cyanines.
Preferably, the fluoropolymer resin is polyurethane, polysulfones, polyacrylonitrile, polystyrene, cellulose acetate, crust
Element or ethyl cellulose.
The antibacterial nano fiber of any description above or the preparation method of master batch, comprising the following steps:
(1) fluoropolymer resin, additive and photosensitive molecular are dissolved in the mixed solution of deionized water and organic solvent composition
In, form fluoropolymer resin precursor solution；Wherein, deionized water and the volume ratio of organic solvent are 0.1-2:5, polymer tree
The volume ratio of rouge, the gross mass of additive and photosensitive molecular and mixed solution is 0.1-0.63g/L；
(2) complexing agent is added in the precursor solution obtained to step (1), stirring forms uniform mixed solution；Wherein, network
The quality of mixture and the volume ratio of precursor solution are 0.02-0.18g/mL；
(3) to step (2) obtain mixed solution and dripping hydrochloric acid and polyethylene glycol oxide, wherein hydrochloric acid additional amount with mix
The volume ratio of solution is 0.1-1:10, and the additional amount of polyethylene glycol oxide and the volume ratio of mixed solution are 0.05-1:10, and stirring is equal
The bubble in solution is removed after even；
(4) with the spinning solution in syringe aspiration step (3), syringe pump propeller is opened, adjusts solution flow velocity, electricity
Reception distance between pressure, syringe needle and cathode controls ambient temperature, humidity, carries out electrostatic spinning, obtains antimicrobial nano fibre
Dimension or master batch.
Preferably, complexing agent is citric acid.
Preferably, organic solvent is methanol or dehydrated alcohol.
Preferably, the parameter of electrostatic spinning are as follows: spinning voltage 15-25kV, spray speed are 0.1-0.4mL/h, receive distance
For 16-21cm, temperature is room temperature, air humidity 28-40%.
The antibacterial nano fiber or master batch of any description above are preparing the application in antibacterial fabric.
The utility model has the advantages that (1) antibacterial nano fiber of the present invention or master batch stable structure are orderly, realize material entirety,
Long acting antibiotic performance；(2) the method for the invention is easy to operate, and product may be directly applied to the preparation of antibacterial fabric, reduces
The destruction of directional fiber, high production efficiency.
Detailed description of the invention
Fig. 1 is the partial sweep electron microscope of antibacterial nano fiber or master batch of the present invention.
Specific embodiment
Following embodiment further illustrates the contents of the present invention, but should not be construed as limiting the invention.Without departing substantially from
In the case where spirit of that invention and essence, to modification made by the method for the present invention, step or condition and replaces, belong to the present invention
Range.Unless otherwise specified, the conventional means that technological means used in embodiment is well known to those skilled in the art.
Embodiment 1
Antibacterial nano fiber or master batch, the antibacterial nano fiber or master batch include fluoropolymer resin, additive and photosensitive
Molecule, the mass ratio of three are 10:0.01:1；Wherein, fluoropolymer resin is solvent based polymer；Additive is nano oxidized
Zinc；Photosensitizer molecule is diethanol amido hypocrelline B.
The fluoropolymer resin is polyurethane, polysulfones, polyacrylonitrile or polystyrene.
The antibacterial nano fiber of any description above or the preparation method of master batch, comprising the following steps:
(1) fluoropolymer resin, additive and photosensitive molecular are dissolved in the mixed solution of deionized water and organic solvent composition
In, form fluoropolymer resin precursor solution；Wherein, deionized water and the volume ratio of organic solvent are 0.1:5, polymer tree
The volume ratio of rouge, the gross mass of additive and photosensitive molecular and mixed solution is 0.1g/L；
(2) complexing agent is added in the precursor solution obtained to step (1), stirring forms uniform mixed solution；Wherein, network
The quality of mixture and the volume ratio of precursor solution are 0.02g/mL；
(3) to step (2) obtain mixed solution and dripping hydrochloric acid and polyethylene glycol oxide, wherein hydrochloric acid additional amount with mix
The volume ratio of solution is 0.1:10, and the additional amount of polyethylene glycol oxide and the volume ratio of mixed solution are 0.05:10, after mixing evenly
Remove the bubble in solution；
(4) with the spinning solution in syringe aspiration step (3), syringe pump propeller is opened, adjusts solution flow velocity, electricity
Reception distance between pressure, syringe needle and cathode controls ambient temperature, humidity, carries out electrostatic spinning, obtains antimicrobial nano fibre
Dimension or master batch.
Wherein, complexing agent is citric acid；Organic solvent is methanol.
The parameter of electrostatic spinning are as follows: spinning voltage 15kV, spray speed are 0.1mL/h, and receiving distance is 16cm, and temperature is normal
Temperature, air humidity 28%.
The antibacterial nano fiber or master batch of any description above are preparing the application in antibacterial fabric.
Embodiment 2
Antibacterial nano fiber or master batch, the antibacterial nano fiber or master batch include fluoropolymer resin, additive and photosensitive
Molecule, the mass ratio of three are 13:0.04:2；Wherein, fluoropolymer resin is solvent based polymer；Additive is nano silver；Light
Quick agent molecule is porphyrin.
The fluoropolymer resin is polyacrylonitrile.
The antibacterial nano fiber of any description above or the preparation method of master batch, comprising the following steps:
(1) fluoropolymer resin, additive and photosensitive molecular are dissolved in the mixed solution of deionized water and organic solvent composition
In, form fluoropolymer resin precursor solution；Wherein, deionized water and the volume ratio of organic solvent are 0.6:5, polymer tree
The volume ratio of rouge, the gross mass of additive and photosensitive molecular and mixed solution is 0.25g/L；
(2) complexing agent is added in the precursor solution obtained to step (1), stirring forms uniform mixed solution；Wherein, network
The quality of mixture and the volume ratio of precursor solution are 0.09g/mL；
(3) to step (2) obtain mixed solution and dripping hydrochloric acid and polyethylene glycol oxide, wherein hydrochloric acid additional amount with mix
The volume ratio of solution is 0.3:10, and the additional amount of polyethylene glycol oxide and the volume ratio of mixed solution are 0.2:10, after mixing evenly
Remove the bubble in solution；
(4) with the spinning solution in syringe aspiration step (3), syringe pump propeller is opened, adjusts solution flow velocity, electricity
Reception distance between pressure, syringe needle and cathode controls ambient temperature, humidity, carries out electrostatic spinning, obtains antimicrobial nano fibre
Dimension or master batch.
Wherein, complexing agent is citric acid；Organic solvent is methanol or dehydrated alcohol.
The parameter of electrostatic spinning are as follows: spinning voltage 18kV, spray speed are 0.2mL/h, and receiving distance is 18cm, and temperature is normal
Temperature, air humidity 31%.
The antibacterial nano fiber or master batch of any description above are preparing the application in antibacterial fabric.
Embodiment 3
Antibacterial nano fiber or master batch, the antibacterial nano fiber or master batch include fluoropolymer resin, additive and photosensitive
Molecule, the mass ratio of three are 21:1:5；Wherein, fluoropolymer resin is natural polymers；Additive is nano oxidized
Copper or nano-titanium dioxide；Photosensitizer molecule is the phthalocyanines of amino acid modification.
The phthalocyanines of the amino acid modification is the iron-phthalocyanine of amino acid modification or the ZnPc of amino acid modification.
The fluoropolymer resin is cellulose acetate, chitin or ethyl cellulose.
The antibacterial nano fiber of any description above or the preparation method of master batch, comprising the following steps:
(1) fluoropolymer resin, additive and photosensitive molecular are dissolved in the mixed solution of deionized water and organic solvent composition
In, form fluoropolymer resin precursor solution；Wherein, deionized water and the volume ratio of organic solvent are 2:5, fluoropolymer resin,
The volume ratio of the gross mass and mixed solution of additive and photosensitive molecular is 0.63g/L；
(2) complexing agent is added in the precursor solution obtained to step (1), stirring forms uniform mixed solution；Wherein, network
The quality of mixture and the volume ratio of precursor solution are 0.18g/mL；
(3) to step (2) obtain mixed solution and dripping hydrochloric acid and polyethylene glycol oxide, wherein hydrochloric acid additional amount with mix
The volume ratio of solution is 1:10, and the additional amount of polyethylene glycol oxide and the volume ratio of mixed solution are 1:10, is removed after mixing evenly
Bubble in solution；
(4) with the spinning solution in syringe aspiration step (3), syringe pump propeller is opened, adjusts solution flow velocity, electricity
Reception distance between pressure, syringe needle and cathode controls ambient temperature, humidity, carries out electrostatic spinning, obtains antimicrobial nano fibre
Dimension or master batch.
Wherein, complexing agent is citric acid；Organic solvent is methanol or dehydrated alcohol.
The parameter of electrostatic spinning are as follows: spinning voltage 25kV, spray speed are 0.4mL/h, and receiving distance is 21cm, and temperature is normal
Temperature, air humidity 40%.
The antibacterial nano fiber or master batch of any description above are preparing the application in antibacterial fabric.
The fungistatic effect for the anti-bacterial fibre or master batch that embodiment 1-3 is prepared is evaluated:
Claims (8)
1. antibacterial nano fiber or master batch, which is characterized in that the antibacterial nano fiber or master batch include fluoropolymer resin, add
Agent and photosensitive molecular, the mass ratio of three are 10-21:0.01-1:1-5；Wherein, fluoropolymer resin is solvent based polymer or day
Right high molecular polymer；Additive is nano zine oxide, nano silver, nano cupric oxide or nano-titanium dioxide；Photosensitizer molecule
For the phthalocyanines of diethanol amido hypocrelline B, porphyrin or amino acid modification.
2. antibacterial nano fiber according to claim 1 or master batch, which is characterized in that the phthalocyanines of the amino acid modification
For the iron-phthalocyanine of amino acid modification or the ZnPc of amino acid modification.
3. antibacterial nano fiber according to claim 1 or master batch, which is characterized in that the fluoropolymer resin is poly- ammonia
Ester, polysulfones, polyacrylonitrile, polystyrene, cellulose acetate, chitin or ethyl cellulose.
4. the preparation method of claim the 1-3 any antibacterial nano fiber or master batch, which is characterized in that including following step
It is rapid:
(1) fluoropolymer resin, additive and photosensitive molecular are dissolved in the mixed solution of deionized water and organic solvent composition, shape
At fluoropolymer resin precursor solution；Wherein, deionized water and the volume ratio of organic solvent are 0.1-2:5, and fluoropolymer resin adds
The volume ratio of the gross mass and mixed solution that add agent and photosensitive molecular is 0.1-0.63g/L；
(2) complexing agent is added in the precursor solution obtained to step (1), stirring forms uniform mixed solution；Wherein, complexing agent
Quality and precursor solution volume ratio be 0.02-0.18g/mL；
(3) the mixed solution and dripping hydrochloric acid and polyethylene glycol oxide obtained to step (2), wherein hydrochloric acid additional amount and mixed solution
Volume ratio be 0.1-1:10, the volume ratio of the additional amount of polyethylene glycol oxide and mixed solution is 0.05-1:10, after mixing evenly
Remove the bubble in solution；
(4) with the spinning solution in syringe aspiration step (3), syringe pump propeller is opened, adjusts solution flow velocity, voltage, needle
Head cathode between reception distance, control ambient temperature, humidity, carry out electrostatic spinning, obtain antibacterial nano fiber or
Master batch.
5. the preparation method of antibacterial nano fiber according to claim 4 or master batch, which is characterized in that complexing agent is lemon
Acid.
6. the preparation method of antibacterial nano fiber according to claim 4 or master batch, which is characterized in that organic solvent is first
Alcohol or dehydrated alcohol.
7. the preparation method of antibacterial nano fiber according to claim 4 or master batch, which is characterized in that the ginseng of electrostatic spinning
Number are as follows: spinning voltage 15-25kV, spray speed are 0.1-0.4mL/h, and receiving distance is 16-21cm, and temperature is room temperature, and air is wet
Degree is 28-40%.
8. claim the 1-3 any antibacterial nano fiber or master batch are preparing the application in antibacterial fabric.
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| CN110983557A (en) * | 2019-11-27 | 2020-04-10 | 江阴龙阳纺织有限公司 | Photodynamic antibacterial knitted underwear fabric and preparation method thereof |
| CN112575448A (en) * | 2020-12-11 | 2021-03-30 | 浙江理工大学 | Preparation method of porous non-woven fabric with antibacterial function |
| CN113106590A (en) * | 2021-04-15 | 2021-07-13 | 苏州大学 | Anti-pilling antibacterial wool yarn and preparation method thereof |
| CN113322540A (en) * | 2021-06-09 | 2021-08-31 | 滁州兴邦聚合彩纤有限公司 | Production process of olive green antibacterial polyester staple fiber product |
| CN113855844A (en) * | 2021-09-18 | 2021-12-31 | 军事科学院军事医学研究院环境医学与作业医学研究所 | Antibacterial material and preparation method and application thereof |
| CN116397379A (en) * | 2023-03-15 | 2023-07-07 | 天津工业大学 | Photodynamic co-electrospun spiral fiber antibacterial film and preparation method and application thereof |
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| CN110983557A (en) * | 2019-11-27 | 2020-04-10 | 江阴龙阳纺织有限公司 | Photodynamic antibacterial knitted underwear fabric and preparation method thereof |
| CN112575448A (en) * | 2020-12-11 | 2021-03-30 | 浙江理工大学 | Preparation method of porous non-woven fabric with antibacterial function |
| CN113106590A (en) * | 2021-04-15 | 2021-07-13 | 苏州大学 | Anti-pilling antibacterial wool yarn and preparation method thereof |
| CN113322540A (en) * | 2021-06-09 | 2021-08-31 | 滁州兴邦聚合彩纤有限公司 | Production process of olive green antibacterial polyester staple fiber product |
| CN113855844A (en) * | 2021-09-18 | 2021-12-31 | 军事科学院军事医学研究院环境医学与作业医学研究所 | Antibacterial material and preparation method and application thereof |
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| CN116397379A (en) * | 2023-03-15 | 2023-07-07 | 天津工业大学 | Photodynamic co-electrospun spiral fiber antibacterial film and preparation method and application thereof |
| CN116397379B (en) * | 2023-03-15 | 2023-09-19 | 天津工业大学 | Photodynamic co-electrospun spiral fiber antibacterial film and preparation method and application thereof |
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