CN114150420A - Fabric with photodynamic antibacterial function and preparation method thereof - Google Patents
Fabric with photodynamic antibacterial function and preparation method thereof Download PDFInfo
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- CN114150420A CN114150420A CN202111212220.7A CN202111212220A CN114150420A CN 114150420 A CN114150420 A CN 114150420A CN 202111212220 A CN202111212220 A CN 202111212220A CN 114150420 A CN114150420 A CN 114150420A
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- antibacterial
- fabric
- fixed
- photodynamic
- photosensitizer
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/547—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads with optical functions other than colour, e.g. comprising light-emitting fibres
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/20—Physical properties optical
Abstract
The invention relates to a fabric with a photodynamic antibacterial function and a preparation method thereof. The optical fiber for photodynamic antibiosis is a finished side face luminous optical fiber or a side face fixed point luminous optical fiber formed by etching the end face luminous optical fiber at fixed points by methods such as chemical corrosion, laser treatment or mechanical polishing. One end or two ends of the optical fiber for photodynamic antibiosis are externally connected with a specific light source, and the side surface luminescence characteristic of the optical fiber is utilized to ensure that the antibacterial photosensitizer can realize non-fixed-point or fixed-point photodynamic antibiosis. Compared with the traditional photodynamic antibacterial material, the functional fabric has the following advantages: the photodynamic antibacterial fabric solves the problem of low antibacterial activity of the traditional antibacterial photosensitizer, has the advantages of high antibacterial efficiency, high speed, local use, difficult generation of drug resistance and the like, and can realize the antibacterial purpose in a dark environment.
Description
Technical Field
The invention belongs to the field of antibacterial materials, and particularly relates to a fabric with a photodynamic antibacterial function and a preparation method thereof.
Background
In daily life and work, frequent contact with a large amount of harmful bacteria, fungi, viruses and the like is inevitable, and the microorganisms are one of the main causes of human induced infectious diseases and directly threaten the physical health of people. Since the 21 st century, public health events caused by pathogenic microorganisms such as COVID-19 and SARS are frequently outbreaked, and great harm and panic are brought to human beings. Therefore, the research and development of novel, efficient, practical and economic antibacterial materials without toxic and side effects and with excellent durability are of great significance.
The photodynamic antibacterial material mainly refers to semiconductor materials with photodynamic antibacterial performance, and the semiconductor materials can generate electrons (e) under the excitation of light-) And a cavity (h)+) With H in air2Further reaction of O with dissolved oxygen and the like to produce OH, O2 -And H2O2Etc. Reactive Oxygen Species (ROS). These reactive oxygen species cause oxidative damage to the cell membrane and cell wall of the bacterium, inactivation of proteins, and DNA strand breakage, eventually leading to bacterial death. The photodynamic antibacterial material has the advantages of lasting effect, low drug resistance, no pollution, no toxicity, broad-spectrum antibacterial property and the like, and has good application prospect in the fields of industrial coatings, medical biomaterials, sanitary products, food anticorrosion and the like. Although the literature has reported a large number of photodynamic antibacterial materials, these materials are subject to the following problems: the photodynamic antibacterial activity is lower. The ideal bacteriostatic effect can be achieved only by illumination for several hours; it is impossible to achieve antibacterial in dark environments. The above problems will severely limit the practical application of these photodynamic antibacterial materials.
Disclosure of Invention
The invention aims to solve the technical problem of providing a fabric with a photodynamic antibacterial function and a preparation method thereof.
The technical scheme for solving the technical problems is as follows:
a preparation method of a fabric with a photodynamic antibacterial function comprises the following steps:
weaving common yarns/yarns containing an antibacterial photosensitizer and finished side light-emitting optical fibers at intervals according to requirements to obtain a photodynamic antibacterial optical fiber fabric, wherein one end or two ends of the finished side light-emitting optical fibers are externally connected with a light source with a specific wavelength to realize non-fixed-point sterilization and antibiosis;
or weaving common yarns and finished side light-emitting optical fibers at intervals according to requirements to obtain an optical fiber fabric, loading an antibacterial photosensitizer on the surface of the optical fiber fabric to prepare a photodynamic antibacterial optical fiber fabric, and externally connecting a specific light source at one end or two ends of the finished side light-emitting optical fibers to realize non-fixed-point sterilization and antibiosis;
or weaving common yarns/common yarns containing antibacterial photosensitizer and the end face luminous optical fibers at intervals according to requirements to obtain an end face luminous optical fiber fabric, and processing the cortex of the end face luminous optical fibers at fixed points chemically or physically according to a required shape to prepare the optical fiber fabric with fixed-point photodynamic antibacterial function, wherein one end or two ends of the end face luminous optical fibers are externally connected with a specific light source to realize fixed-point sterilization and antibiosis;
or common fiber/fiber containing antibacterial photosensitizer is used for preparing non-woven fabric by adopting a non-woven processing method, the composite non-woven fabric is prepared by adopting thermal bonding, chemical bonding and mechanical methods to be compounded with the finished product side surface luminous fiber, the antibacterial photosensitizer is loaded on the surface of the common fiber fabric, the optical fiber fabric with photodynamic antibacterial property is prepared, and one end or two ends of the finished product side surface luminous fiber are externally connected with a specific light source to realize non-fixed-point sterilization and antibiosis;
or the common fiber/fiber containing the antibacterial photosensitizer is used for preparing non-woven fabrics by a non-woven processing method, the non-woven fabrics are compounded with the end face luminous fiber by adopting thermal bonding, chemical bonding and mechanical methods, the cortex of the end face luminous fiber is processed by chemical or physical fixed point according to the required shape to obtain the composite fiber non-woven fabrics with fixed point luminous side surfaces, the antibacterial photosensitizer is loaded on the surface of the common fiber fabric to prepare the fiber fabric with fixed point photodynamic antibacterial function, and one end or two ends of the end face luminous fiber are externally connected with a specific light source to realize fixed point sterilization and antibacterial function.
Further, the antibacterial photosensitizer includes W-based series antibacterial photosensitizersAgent, Ag/g-C3N4The photosensitizer is any one or more of phthalocyanine antibacterial photosensitizer, phenothiazine photosensitizer, cationic zinc phthalocyanine, cationic benzophenone derivative, porphine, methylene blue, methylamine blue and fullerene.
Furthermore, the optical fiber connected with the external light source can be a finished side surface light-emitting optical fiber or a side surface fixed point light-emitting optical fiber obtained by carrying out chemical fixed point treatment or physical fixed point treatment on the optical fiber which emits light from the end surface.
Further, when a chemical fixed-point treatment method is adopted, the position to be treated of the end face luminous fiber or the end face luminous fiber fabric is subjected to fixed-point etching by using a printing, ink-jet printing, spraying or coating method to obtain a side fixed-point luminous fiber or fabric; when the physical fixed-point processing method is adopted, the position to be processed of the end face luminous fiber or the end face luminous fiber fabric is processed by laser or mechanically polished to obtain the side fixed-point luminous fiber or fabric.
Furthermore, the yarn containing the antibacterial photosensitizer is a common yarn loaded with the antibacterial photosensitizer through after-finishing or a yarn spun by chemical fibers prepared by adding the antibacterial photosensitizer in the spinning process.
Furthermore, the fabric with the photodynamic antibacterial function contains yarns of the same or different types of antibacterial photosensitizers, and light with a specific type or wavelength is introduced into one end or two ends of the optical fibers at different positions of the antibacterial photosensitizers for killing or inhibiting different bacteria at fixed points or non-fixed points.
Further, weaving at intervals as required refers to weaving such that the finished side-emitting optical fiber or end-emitting optical fiber and the yarn containing the antimicrobial photosensitizer are arranged at intervals, adjacent to or in contact.
The fabric with the photodynamic antibacterial function is prepared by the method.
The invention has the beneficial effects that: the invention prepares the optical fiber with luminous side surface by chemical treatment, laser treatment or mechanical polishing and other methods, and weaves the optical fiber with the yarn loaded with the antibacterial photosensitizer to prepare the textile fabric with photodynamic antibacterial property. When the light source is switched on, the antibacterial photosensitizer can perform fixed-point photodynamic sterilization by utilizing the excellent light conduction function and the side light emitting characteristic of the optical fiber. Compared with the traditional photocatalytic sterilization material, the functional fabric has the following advantages: (1) the problem of low antibacterial activity of the traditional photocatalytic material is solved; (2) can realize the purpose of sterilization in dark environment. In addition, even if the fabric does not contain the antibacterial photosensitizer, ultraviolet light is directly introduced, and the fabric also has an antibacterial function; (3) the photodynamic antibacterial agent has the advantages of high efficiency and rapidness, local use, difficult generation of drug resistance and the like.
Description of the drawings
Fig. 1 is a schematic view of a woven photodynamic antibacterial fabric.
The components denoted by the reference numerals in the drawings have the following meanings:
221. an optical fiber; 222. a yarn containing an antimicrobial photosensitizer; 223. a plain yarn; 224. fixed point light-emitting position
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The first embodiment is as follows: the antibacterial photosensitizer is ZnWO4High-efficiency antibacterial property under visible light condition
(1) Preparation of Supported ZnWO4The weft yarns of (1).
(2) Weaving of fabric
Designing the fabric weave to be plain weave on the loom, drafting with a common yarn 223, as shown in fig. 1, loading the end face luminescent fiber 221 and the yarn 222 containing the antibacterial photosensitizer, i.e. ZnWO4The weft yarns are woven in at intervals, and the optical fibers need to be left at one side of the fabric for a certain length to extend out of the fabric, so that the end face luminous optical fiber fabric is obtained.
(3) Treatment of optical fibers
And (3) physically polishing the position to be processed of the end face luminous optical fiber fabric to change the end face luminous optical fiber fabric at the fixed point position into a fixed point side face luminous optical fiber fabric, namely the fixed point photodynamic antibacterial fabric.
(4) Fixed-point photodynamic antibacterial
Firstly, a fixed-point photodynamic antibacterial fabric with the size of 10cm multiplied by 10cm is placed in a super-clean workbench, and the front side and the back side of the fabric are respectively illuminatedIrradiating ultraviolet rays for sterilization; secondly, the fixed-point photodynamic antibacterial fabrics are respectively placed at the concentration of 1.0 multiplied by 108In a culture solution of CFU/mL escherichia coli, staphylococcus aureus and pseudomonas aeruginosa, standing for 30 minutes in a dark environment to achieve adsorption-desorption balance; then, selecting a 250W argon lamp as a light source, connecting the optical fiber in the fabric with the light source, wherein the distance between the light source and the optical fiber is 15cm, sampling (1mL) every 5 minutes, and performing gradient dilution by using physiological saline; and finally, respectively and uniformly coating the diluted bacteria liquid on solid agar plates, culturing for 24 hours in a constant-temperature incubator, and obtaining the concentration of the bacteria by counting the number of colonies growing on a culture medium and corresponding dilution times so as to determine the survival rate and the sterilization rate of the bacteria.
Experimental results show that the sterilization rate of the fixed-point photodynamic antibacterial fabric on escherichia coli, staphylococcus aureus and pseudomonas aeruginosa reaches over 99% after the fixed-point photodynamic antibacterial fabric is irradiated for 30 minutes.
Example two: the antibacterial photosensitizer is W18O49High-efficiency antibacterial property under visible light condition
(1) Preparation of Supported W18O49The weft yarns of (1).
(2) Weaving of fabric
Designing the fabric weave as plain weave on the loom, drafting with common yarn, and arranging the end face luminous fiber and the fiber containing W18O49The yarns are woven in at intervals, and the end face luminous optical fibers need to be arranged on one side of the fabric to be a certain length to extend out of the fabric, so that the end face luminous optical fiber fabric is obtained.
(3) Treatment of optical fibers
And (3) printing the position to be processed of the end face luminous optical fiber fabric with a screen to load a chemical reagent, so that the end face luminous optical fiber fabric loaded with the chemical reagent is converted into a fixed point side face luminous optical fiber fabric, namely the fixed point photodynamic antibacterial fabric.
(4) Fixed-point photodynamic antibacterial
Firstly, placing a fixed-point photodynamic antibacterial fabric with the size of 10cm multiplied by 10cm in a super-clean workbench, and respectively irradiating ultraviolet rays on the front side and the back side of the fabric for sterilization; secondly, respectively putting the fixed-point photodynamic antibacterial fabrics in the thick clothDegree of 1.0X 108In a culture solution of CFU/mL escherichia coli, staphylococcus aureus and pseudomonas aeruginosa, standing for 30 minutes in a dark environment to achieve adsorption-desorption balance; then, a 200W fluorescent lamp is selected as a light source, the optical fiber in the fabric is connected with the light source, the distance between the light source and the optical fiber is 15cm, samples (1mL) are taken after every 5 minutes, and the samples are subjected to gradient dilution by using physiological saline; and finally, respectively and uniformly coating the diluted bacteria liquid on solid agar plates, culturing for 24 hours in a constant-temperature incubator, and determining the survival rate and the sterilization rate of the bacteria by counting the number of colonies growing on the culture medium and obtaining the concentration of the bacteria according to the corresponding dilution times.
Experimental results show that the sterilization rate of the fixed-point photodynamic antibacterial fabric on escherichia coli, staphylococcus aureus and pseudomonas aeruginosa reaches over 99% after the fixed-point photodynamic antibacterial fabric is irradiated for 30 minutes.
Example three: the antibacterial photosensitizer is Bi/WO3High-efficiency antibacterial property under visible light condition
(1) Preparation of Bi/WO-loaded3The weft yarns of (1).
(2) Weaving of fabric
Designing the fabric weave as plain weave on the loom, drafting with common yarn, and arranging the end face luminous fiber and Bi/WO-containing fiber3The yarns are woven in at intervals, and optical fibers need to be left on one side of the fabric for a certain length to extend out of the fabric, so that the end face luminous optical fiber fabric is obtained.
(3) Treatment of optical fibers
And coating a chemical reagent on the position to be processed of the end face luminous optical fiber fabric at a fixed point, and not coating the optical fibers on other positions, so that the coated end face luminous optical fibers are etched to obtain the fixed point side face luminous optical fiber fabric, namely the fixed point photodynamic antibacterial fabric.
(4) Fixed-point photodynamic antibacterial
Firstly, placing a fixed-point photodynamic antibacterial fabric with the size of 10cm multiplied by 10cm in a super-clean workbench, and respectively irradiating ultraviolet rays on the front side and the back side of the fabric for sterilization; secondly, the fixed-point photodynamic antibacterial fabrics are respectively placed at the concentration of 1.0 multiplied by 108CFU/mL in culture solution of Escherichia coli, Staphylococcus aureus, and Pseudomonas aeruginosa, and standing in dark environment for 30The mixture is subjected to adsorption-desorption equilibrium in minutes; then, selecting a 100W xenon lamp as a light source, connecting the optical fiber in the fabric with the light source, wherein the distance between the light source and the optical fiber is 15cm, sampling (1mL) every 5 minutes, and performing gradient dilution by using physiological saline; and finally, respectively and uniformly coating the diluted bacteria liquid on solid agar plates, culturing for 24 hours in a constant-temperature incubator, and obtaining the concentration of the bacteria by counting the number of colonies growing on a culture medium and corresponding dilution times so as to determine the survival rate and the sterilization rate of the bacteria.
Experimental results show that the sterilization rate of the fixed-point photodynamic antibacterial fabric on escherichia coli, staphylococcus aureus and pseudomonas aeruginosa reaches over 99% after the fixed-point photodynamic antibacterial fabric is irradiated for 30 minutes.
Example four: the antibacterial photosensitizer is Bi2WO6/BiVO4High-efficiency antibacterial property under visible light condition
(1) Preparation of Supported Bi2WO6/BiVO4The weft yarns of (1).
(2) Weaving of fabric
Designing the fabric weave as plain weave on a weaving machine, drafting with common yarns, and arranging the side luminescent fiber and Bi-containing fiber on the finished product2WO6/BiVO4The yarns are woven in at intervals, and the optical fibers need to be left at one side of the fabric for a certain length to extend out of the fabric, so that the non-fixed-point photodynamic antibacterial fabric is obtained.
(3) Non-fixed point photodynamic antibacterial
Firstly, placing a non-fixed-point photodynamic antibacterial fabric with the size of 10cm multiplied by 10cm in a super-clean workbench, and respectively irradiating ultraviolet rays on the front side and the back side of the fabric for sterilization; secondly, the non-fixed-point photodynamic antibacterial fabrics are respectively placed at the concentration of 1.0 multiplied by 108In a culture solution of CFU/mL escherichia coli, staphylococcus aureus and pseudomonas aeruginosa, standing for 30 minutes in a dark environment to achieve adsorption-desorption balance; then, selecting a 500W xenon lamp as a light source, connecting an optical fiber in the fabric with the light source, wherein the distance between the light source and the optical fiber is 15cm, sampling (1mL) every 5 minutes, and performing gradient dilution by using physiological saline; finally, respectively and uniformly smearing the diluted bacteria liquid on solid agar plates, culturing for 24h in a constant-temperature incubator, and counting the culture mediumThe number of the colonies growing out and the corresponding dilution times are used for obtaining the bacterial concentration so as to determine the survival rate and the sterilization rate of the bacteria.
Experimental results show that the sterilization rate of the non-fixed-point photodynamic antibacterial fabric on escherichia coli, staphylococcus aureus and pseudomonas aeruginosa reaches over 99% after the non-fixed-point photodynamic antibacterial fabric is irradiated for 30 minutes.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The preparation method of the fabric with the photodynamic antibacterial function is characterized in that,
weaving common yarns/yarns containing an antibacterial photosensitizer and finished side light-emitting optical fibers at intervals according to requirements to obtain a photodynamic antibacterial optical fiber fabric, wherein one end or two ends of the finished side light-emitting optical fibers are externally connected with a light source with a specific wavelength to realize non-fixed-point sterilization and antibiosis;
or weaving common yarns and finished side light-emitting optical fibers at intervals according to requirements to obtain an optical fiber fabric, loading an antibacterial photosensitizer on the surface of the optical fiber fabric to prepare a photodynamic antibacterial optical fiber fabric, and externally connecting a specific light source at one end or two ends of the finished side light-emitting optical fibers to realize non-fixed-point sterilization and antibiosis;
or weaving common yarns/common yarns containing antibacterial photosensitizer and the end face luminous optical fibers at intervals according to requirements to obtain an end face luminous optical fiber fabric, and processing the cortex of the end face luminous optical fibers at fixed points chemically or physically according to a required shape to prepare the optical fiber fabric with fixed-point photodynamic antibacterial function, wherein one end or two ends of the end face luminous optical fibers are externally connected with a specific light source to realize fixed-point sterilization and antibiosis;
or common fiber/fiber containing antibacterial photosensitizer is used for preparing non-woven fabric by adopting a non-woven processing method, the composite non-woven fabric is prepared by adopting thermal bonding, chemical bonding and mechanical methods to be compounded with the finished product side surface luminous fiber, the antibacterial photosensitizer is loaded on the surface of the common fiber fabric, the optical fiber fabric with photodynamic antibacterial property is prepared, and one end or two ends of the finished product side surface luminous fiber are externally connected with a specific light source to realize non-fixed-point sterilization and antibiosis;
or the common fiber/fiber containing the antibacterial photosensitizer is used for preparing non-woven fabrics by a non-woven processing method, the non-woven fabrics are compounded with the end face luminous fiber by adopting thermal bonding, chemical bonding and mechanical methods, the cortex of the end face luminous fiber is processed by chemical or physical fixed point according to the required shape to obtain the composite fiber non-woven fabrics with fixed point luminous side surfaces, the antibacterial photosensitizer is loaded on the surface of the common fiber fabric to prepare the fiber fabric with fixed point photodynamic antibacterial function, and one end or two ends of the end face luminous fiber are externally connected with a specific light source to realize fixed point sterilization and antibacterial function.
2. The method for preparing a fabric with photodynamic antibacterial function according to claim 1, wherein the antibacterial photosensitizer comprises W-based antibacterial photosensitizer, Ag/g-C3N4The photosensitizer is any one or more of phthalocyanine antibacterial photosensitizer, phenothiazine photosensitizer, cationic zinc phthalocyanine, cationic benzophenone derivative, porphine, methylene blue, methylamine blue and fullerene.
3. The method for preparing the fabric with the photodynamic antibacterial function according to claim 1, wherein when a chemical fixed-point treatment method is adopted, the position to be treated of the end face luminous fiber or the end face luminous fiber fabric is subjected to fixed-point etching by using a printing, ink-jet printing, spraying or coating method to obtain a side fixed-point luminous fiber or fabric; when the physical fixed-point processing method is adopted, the position to be processed of the end face luminous fiber or the end face luminous fiber fabric is processed by laser or mechanically polished to obtain the side fixed-point luminous fiber or fabric.
4. The method for preparing a fabric with a photodynamic antibacterial function according to claim 1, wherein the yarn containing the antibacterial photosensitizer is a common yarn which is subjected to after-treatment and loaded with the antibacterial photosensitizer or a yarn spun by chemical fibers prepared by adding the antibacterial photosensitizer in a spinning process.
5. The method for preparing a fabric with photodynamic antibacterial function as claimed in claim 1, wherein the fabric with photodynamic antibacterial function contains yarns of the same or different types of antibacterial photosensitizers, and one or both ends of optical fibers at different positions of the antibacterial photosensitizers are fed with light of a specific type or wavelength for killing or inhibiting different bacteria at fixed or non-fixed points.
6. The method for preparing a fabric with photodynamic antibacterial function according to claim 1, wherein the weaving at intervals as required is that the finished side light-emitting optical fiber or end light-emitting optical fiber and the yarn containing the antibacterial photosensitizer are arranged at intervals, adjacent to or in contact with each other.
7. A fabric with photodynamic antibacterial function, characterized in that it is prepared by the method of any one of claims 1-6.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111212220.7A CN114150420A (en) | 2021-10-18 | 2021-10-18 | Fabric with photodynamic antibacterial function and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111212220.7A CN114150420A (en) | 2021-10-18 | 2021-10-18 | Fabric with photodynamic antibacterial function and preparation method thereof |
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Citations (7)
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| JPH10274713A (en) * | 1997-01-31 | 1998-10-13 | Hoya Corp | Method and device for light irradiation |
| US20100029157A1 (en) * | 2006-12-20 | 2010-02-04 | Brochier Technologies | Fabric web having photocatalysis-based pollution control properties |
| DE102009044926A1 (en) * | 2009-09-23 | 2011-03-31 | Schott Ag | Photocatalyst device, useful for photocatalytic decomposition of organic substances, comprises a light-guiding element and a photocatalytic substance (comprising e.g. nitrogen-doped titanium dioxide) arranged on the light-guiding element |
| CN106975157A (en) * | 2017-03-31 | 2017-07-25 | 复旦大学 | For biologic medical and the light flexible power fiber textile of beauty |
| CN110373787A (en) * | 2018-04-12 | 2019-10-25 | 江南大学 | A kind of fabric and preparation method thereof |
| FR3098811A1 (en) * | 2019-07-17 | 2021-01-22 | IFP Energies Nouvelles | PHOTORACTOR INCLUDING A PHOTOCATALYTIC TEXTILE PROVIDED WITH OPTICAL FIBERS |
| CN112941909A (en) * | 2021-03-25 | 2021-06-11 | 江南大学 | Photodynamic antibacterial non-woven material and preparation method thereof |
-
2021
- 2021-10-18 CN CN202111212220.7A patent/CN114150420A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10274713A (en) * | 1997-01-31 | 1998-10-13 | Hoya Corp | Method and device for light irradiation |
| US20100029157A1 (en) * | 2006-12-20 | 2010-02-04 | Brochier Technologies | Fabric web having photocatalysis-based pollution control properties |
| DE102009044926A1 (en) * | 2009-09-23 | 2011-03-31 | Schott Ag | Photocatalyst device, useful for photocatalytic decomposition of organic substances, comprises a light-guiding element and a photocatalytic substance (comprising e.g. nitrogen-doped titanium dioxide) arranged on the light-guiding element |
| CN106975157A (en) * | 2017-03-31 | 2017-07-25 | 复旦大学 | For biologic medical and the light flexible power fiber textile of beauty |
| CN110373787A (en) * | 2018-04-12 | 2019-10-25 | 江南大学 | A kind of fabric and preparation method thereof |
| FR3098811A1 (en) * | 2019-07-17 | 2021-01-22 | IFP Energies Nouvelles | PHOTORACTOR INCLUDING A PHOTOCATALYTIC TEXTILE PROVIDED WITH OPTICAL FIBERS |
| CN112941909A (en) * | 2021-03-25 | 2021-06-11 | 江南大学 | Photodynamic antibacterial non-woven material and preparation method thereof |
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