WO2006049067A1 - 殺菌作用を有するフィルター、マスク等に用いるシート - Google Patents
殺菌作用を有するフィルター、マスク等に用いるシート Download PDFInfo
- Publication number
- WO2006049067A1 WO2006049067A1 PCT/JP2005/019743 JP2005019743W WO2006049067A1 WO 2006049067 A1 WO2006049067 A1 WO 2006049067A1 JP 2005019743 W JP2005019743 W JP 2005019743W WO 2006049067 A1 WO2006049067 A1 WO 2006049067A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fabric
- titanium oxide
- polyester
- albumin
- sheet
- Prior art date
Links
- 230000000844 anti-bacterial effect Effects 0.000 title description 25
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000004744 fabric Substances 0.000 claims abstract description 55
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229920000728 polyester Polymers 0.000 claims abstract description 29
- 239000007864 aqueous solution Substances 0.000 claims abstract description 16
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- 125000000542 sulfonic acid group Chemical group 0.000 claims description 9
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- 239000002253 acid Substances 0.000 claims description 7
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- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000004753 textile Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate group Chemical group S(=O)(=O)([O-])[O-] QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
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- 235000013399 edible fruits Nutrition 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 9
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 abstract description 3
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- 238000004513 sizing Methods 0.000 abstract 1
- 108010088751 Albumins Proteins 0.000 description 39
- 102000009027 Albumins Human genes 0.000 description 39
- 230000000694 effects Effects 0.000 description 15
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 14
- 230000008859 change Effects 0.000 description 14
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- 238000009423 ventilation Methods 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 230000001954 sterilising effect Effects 0.000 description 8
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- 229910052719 titanium Inorganic materials 0.000 description 7
- 239000010936 titanium Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 5
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- 108091003079 Bovine Serum Albumin Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- 229920002379 silicone rubber Polymers 0.000 description 1
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- 241000712461 unidentified influenza virus Species 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
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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
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- 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
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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
- D06M15/19—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
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- D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
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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
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- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
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- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/12—Organic non-cellulose fibres from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
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- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
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- D21H19/00—Coated paper; Coating material
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2041—Two or more non-extruded coatings or impregnations
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- 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
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- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
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- Y10T442/2525—Coating or impregnation functions biologically [e.g., insect repellent, antiseptic, insecticide, bactericide, etc.]
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2861—Coated or impregnated synthetic organic fiber fabric
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2861—Coated or impregnated synthetic organic fiber fabric
- Y10T442/2877—Coated or impregnated polyvinyl alcohol fiber fabric
Definitions
- Sheets used for filters, masks, etc. that have bactericidal action that have bactericidal action
- the present invention relates to a wrapping of fruit covered with a fabric, paper sheet wallpaper, insect repellent, etc., used for a filter or mask used for ventilation equipment for purifying indoor air in a house or office building. It relates to paper sheets used for other purposes. Background art
- Conventional ventilation equipment purifies indoor air by exchanging outside air and indoor air. Therefore, almost no filter is used, and only ventilation equipment that has the main purpose of removing dust contained in the outside air is used. Also, it is not well known that conventional masks have a bactericidal action. In addition, wallpaper used indoors is given priority to aesthetic elements, and no antibacterial or bactericidal action has been considered. Furthermore, in the agricultural field, especially for packaging materials such as fruits, the purpose is only to prevent physical damage to the surface of the fruits, and little measures have been taken to prevent the growth of microorganisms and to prevent corruption.
- pathogenic viruses such as coronaviruses and influenza viruses present in the air have increased the incidence of disease and countermeasures have become necessary.
- non-woven fabric can adsorb and remove bacteria such as Vibrio cholerae, Shigella, and carbon.
- bacteria such as Vibrio cholerae, Shigella, and carbon.
- the inactive nature of the bacteria of the ion exchange resin is described in Non-Patent Document 1 below, and the adsorptivity of the bacteria of the nonwoven fabric is described in Non-Patent Document 2.
- Patent Document 1 WO 0 3/0 5 3 8 6 8 A 1
- Non-patent literature 1 Journal of Japan Society for Medical Instrumentation, 5 6: 4 9 9, 1 9 8 6
- Non-patent literature 2 Journal of the Japanese Society for Artificial Organs, 1 8: 1 3 7 2, 1 9 8 9
- bacteria in the air can be removed and inactivated by using an exchange resin or non-woven fabric, or a combination thereof. Therefore, by placing them in the ventilation system of the building, it becomes possible to purify the air in the room and prevent infection by bacteria and viruses in particular.
- the ion exchange resin is generally in the form of particles, and when it is used as a filter, it is difficult to simplify such as placing it in a container, and handling is inconvenient. In particular, it is difficult to make a structure that can be easily attached at any place by making it flat like paper or cloth, and can be easily replaced when the purification action is reduced.
- the inventor of the present invention has a simple cloth-like shape, for example, a filter that can be easily placed and replaced in a ventilation facility, and can inactivate bacteria, viruses, etc. in the air. And filed as Japanese Patent Application No. 2 0 0 3— 1 9 5 5 9 1.
- the non-woven fabric is a paste that is a substance having an action to inactivate bacteria or viruses such as sulfate type or sulfonate type surfactants.
- the filter for sterilization of this application uses an ion exchange resin as described above and has a sterilizing effect, but a sufficient sterilizing effect cannot be obtained unless a relatively large number of ion exchange resins are used.
- ion exchange resin is granular or granular, apply the ion exchange resin after the paste is soaked in the non-woven fabric.
- the ion exchange resin must be fixed to the nonwoven fabric by heating, and it takes a long time to make a filter.
- the conventional filter and the like have a problem in terms of cost because an ion exchange resin is fixed to a nonwoven fabric.
- a paper sheet having antibacterial and bactericidal effects can be used for many purposes other than the above-described filters and masks.
- it can be used as paper for indoor use, such as wallpaper, or as a fruit wrapping paper. This makes it possible to obtain various effects.
- the present invention uses a substance that has a strong adsorption action for microorganisms such as bacteria and viruses and has a strong removal action and can be harmless. Therefore, it can be sufficiently sterilized by applying a small amount to the material fiber of the fabric. It provides an effective fabric and provides a fabric (woven fabric sheet) that is optimal for use in filters and masks in ventilation equipment because it has sufficient air permeability.
- a paper sheet that can be used as a wrapping paper having moisturizing to preserve the freshness and taste of fruits and also having antibacterial and bactericidal action is provided.
- the fiber (woven fabric sheet) of the present invention is made of a fiber material obtained by copolymerizing or blending a substance having a sulfonic acid group, a carboxylic acid group or a sulfate group, and is coated with titanium oxide on the surface of the woven fabric. It is characterized by.
- polyester is the most desirable as a fiber material.
- the woven fabric of the present invention is made of polyester into which sulfonic acid is introduced. Is preferred.
- Nylon / polyester mixed woven fiber or cotton / polyester mixed woven fiber may be used.
- a fabric using a fiber material containing polyester before introduction of sulfonic acid radicals, and a fabric using acid ⁇ titanium has a sufficient bactericidal action, and is a filter intended by the present invention. It can be made into a fabric for masks.
- This paper sheet of the present invention can be coated and adhered with titanium oxide in the same manner as a textile sheet by impregnating an aqueous solution of polyvinyl alcohol copolymerized with a monomer having a sulfonic acid group or a carboxylic acid group as a paste. .
- anatase type titanium oxide is most preferable.
- a certain bactericidal effect can be obtained by using alumina sintered at 400 ° C. or alumina sintered at 100 ° C. instead of the titanium oxide.
- rutile type titanium oxide, amorphous titanium oxide and the like have a certain bactericidal action and can be used for the fabric of the present invention.
- the sterilizing effect is further increased by irradiating the various fabrics of the present invention with visible light.
- the effect increases if the woven fabric is irradiated with visible light.
- the paper sheet of the present invention can also increase the bactericidal effect by irradiation with visible light.
- the fabric or paper sheet of the present invention described above is a fabric or paper having a high adsorption action of microorganisms and the like and a high inactivation of the adsorbed microorganisms, as will be apparent from the experimental results described later. That is, the most important point of the present invention is that a very interesting phenomenon has been found based on a simulation method for the adsorption behavior of bacteria or viruses, and it has become possible to realize it.
- the surface of bacteria is composed of glycolipids and proteins.
- the textile fabric of the present invention has achieved the object because data obtained from the examination using albumin have been able to estimate the bactericidal action of microorganisms such as inert potatoes. It became clear that it was something to get.
- Fig. 1 is a graph showing the change in the albumin reaction rate relative to the weight of Kuraray polyester.
- Fig. 2 is an ultraviolet absorption spectrum of titanium oxide.
- Fig. 3 is the weight of titanium oxide. It is a figure which shows the absorption rate of albumin with respect to.
- the most desirable woven fabric of the present invention is a woven fabric using a fiber material mainly composed of polyester into which sulfonic acid is introduced, and is coated with titanium oxide and further irradiated with visible light such as natural light.
- a fiber material mainly composed of polyester into which sulfonic acid is introduced, and is coated with titanium oxide and further irradiated with visible light such as natural light.
- a filter in a ventilator By using it, it acts to adsorb and remove microorganisms contained in the air.
- paper instead of fabric, it is difficult to introduce sulfonic acid groups and carboxylic acid groups into the paper material.
- the paper sheet of the present invention is impregnated with polyvinyl alcohol obtained by copolymerizing a monomer having a sulfonic acid group or a carboxylic acid group as a paste to fix acid titanium. I made it.
- cation exchange resin active site: sulfonic acid
- silica / alumina have high adsorption activity against hepatitis B antigen and acquired immunodeficiency syndrome virus, and inactivation of cedar pollinosis antigen. Clarified that sulfonic acid-modified polyester is effective.
- the surface of microorganisms is composed of proteins, lipids, and carbohydrates, and among these, the substance with the highest polarity and the largest molecular weight is protein.
- myoglobin molecular weight: 14, 0 0 0
- ovalbumin molecular weight: 3 3, 0 0 0
- albumin molecular weight: 6 7, 0 0 0
- the fabric used in this experiment is obtained by adsorbing the adsorbent shown in (Mouth) containing the material used in the previous application to the fabric shown in (i) below.
- the above-mentioned Kuraray polyester is a polyester fiber having a trade name of Shine-up, which is obtained by mixing a polyester stock solution with titanium oxide and spinning.
- the concentration of albumin in the aqueous solution was measured 30 minutes after immersing the fabric or a predetermined weight (1.0 to: 100. Omg) of the adsorbent in the aqueous solution of albumin.
- the sample solution was passed through a disposable filter (caliber 0.45; m) and then the wavelength position at 278 nm. The absorbance at was measured. From the absorbance of the spectrum obtained by this measurement, the reactivity of the fabric and the adsorbent to albumin The rate of change with respect to was evaluated as a parameter.
- the reaction rate of albumin can be obtained as follows.
- Albumin reaction rate (A 0 -A) / A Q 3 sheets of 2.5 mol% sulfonic acid group-introduced fabric were cut into 1 Ommx 1 Omm in a quartz test tube. Immersion in 5.0 ml of aqueous solution, sealed with silicone rubber, and exposed to sunlight for 1, 2 or 3 hours, the rate of change of albumin was measured. On the other hand, only the albumin aqueous solution was exposed for 3 hours as a control sample. Also, as the titanium oxide, 1. Omg, 2. Omg, and 3. Omg of anatase-type titanium oxide were sampled, immersed in 100 ppm albumin aqueous solution, and sealed in a quartz test tube.
- Table 2 shows the rate of change when the irradiation time is 0, 1, 2, and 3 hours when 5 sheets of polyester are irradiated with sunlight.
- Table 3 below shows the albumin change rate of the cation exchange resin shown as a conventional example.
- Table 4 shows the rate of change of the alpmin in the alumina sintered at 400 ° C. and sintered at 100 ° C., respectively.
- Table 5 below shows the albumin change rate of the anatase-type titanium oxide. When is irradiated with visible light, (B) does not irradiate visible light ;!] ".
- Table 6 shows the change rate of albumin of rutinole type titanium oxide (A) and amorphous type acid titanium (B). Weight Alpmin change rate
- Figures 1 and 2 show the photocatalytic effect of polyester and anatase-type titanium oxide mixed with polyester and anatase-type titanium oxide, and Figure 3 shows the absorption of albumin of titanium oxide. Indicates the rate.
- polyesters modified with sulfonic acid and kneaded with titanium dioxide are active against albumin, but the fabric made of only polyester, cotton or nylon is t, and the slippage is inactive. Met.
- the anatase-type acid-titanium has the highest activity in removing the albumin from the adsorbent, and the activity of rutinole-type acid-titanium is anatase.
- the activity of amorphous titanium oxide is about 1 200, and the activity of amorphous (amorphous) titanium oxide is about 1 Z 2 of that of ana- lyze type titanium oxide.
- the concentration is optimal for analyzing the behavior of albumin with high sensitivity from the spectrum, and it was set to l O O p pm.
- Table 1 shows the result of a similar measurement using commercially available paper as e.
- the woven fabric made of sulfonic acid-modified polyester has an albumin adsorption removal rate of 12% even with one sheet, and 34% with three sheets, almost three times the case with one sheet.
- sulfonic acid-modified polyester fibers are said to have a light deodorizing ability.
- 5 sheets of albumin aqueous solution and fabrics that are said to have deodorizing ability were put in a quartz test tube, sealed, and irradiated with natural light for 1, 2, and 3 hours, as shown in Table 2.
- the rate of change of albumin increased by about 30%. This is due to the photocatalytic action of titanium oxide kneaded into the fiber, but the main activity of this fiber against albumin is thought to be due to copolymerized sulfonic acid groups.
- Anatase acid ⁇ f ⁇ titanium with a particle size of 40 to 100 mesh, preferably 60 to 80 mesh, so as to be 0.05 to 2.0% by weight with respect to the weight of the base fabric was suspended in a 1% by weight aqueous solution of cation-modified polyvinyl alcohol and polyacryloleic acid, and the base fabric was immersed therein, followed by drying at room temperature.
- the base fabric is water-repellent, such as polyester or nylon, the work is facilitated by adding a small amount of a sulfonic acid type surfactant.
- the material of the base fabric can be natural fiber or synthetic fiber L, but it can be used to effectively block the airway of minute particles floating in the air.
- the finest weaving fabric possible is best, for example, an ultra-fine yarn fabric for wiping eyeglass lenses.
- the titanium oxide supporting method may be applied to the surface of the base fabric with a brush or the like.
- rutile-type acid-titanium-type alumina can be supported on the base fabric by the same method.
- the manufacturing method of the paper sheet basket of this invention is as follows.
- An aqueous solution of polyvinyl alcohol obtained by copolymerizing a monomer having a sulfonic acid group or a carboxylic acid group is used as a paste.
- a paper sheet of the present invention can be produced by impregnating an appropriate paper with the paste and applying titanium oxide to fix the titanium oxide on the paper.
- the fabric sheet of the present invention can be produced.
- adsorbents such as titanium oxide used for the fabric and paper sheets of the present invention have an antibacterial action and a bactericidal action, as is apparent from the experimental results.
- the fabric sheet and the paper sheet of the present invention both have an antibacterial action and a bactericidal action, and therefore can be used as a filter or a mask in a ventilation facility. It is extremely effective.
- the paper sheet of the present invention can be used for indoor sterilization when used for wallpaper or the like.
- the paper sheet of the present invention can also be used as a wrapping paper for fruits and the like, thereby maintaining the moisture and the like of the fruits and removing the microorganisms such as external viruses and bacteria and inactivating the fruit.
- the effects of these microorganisms can be prevented.
- the effect of the microorganisms on the fruit surface can be directly prevented by making the fruit-coated surface coated with an adsorbent such as titanium oxide face the fruit.
- the paper sheet of the present invention is provided with a function of cutting visible light by coloring or the like, and in particular, it has a function of applying light of 400 nm to 500 nm. This also makes it possible to prevent discoloration of the fruit.
- the woven fabric of the present invention can adsorb and inactivate bacteria, viruses, and other microorganisms, that is, sterilize and harmlessly, by using an adsorbent such as titanium oxide applied to the fiber material and cloth as a base material. . Further, the inactivation of microorganisms in the adsorbent is large, and a small amount of adsorbent is sufficient, and the fabric of the present invention has sufficient air permeability.
- the paper sheet of the present invention since the paper sheet of the present invention also has an antibacterial action, it can be used for filters, masks, and the like. Furthermore, the paper sheet of the present invention is used as a paper product used indoors, such as wallpaper, etc., so that an effect of purifying indoor air can be obtained, and a wrapping paper such as fruit covered with insect repellents etc. at the time of cultivation. It can be used for other purposes, so that the quality of fruits can be maintained for a long time.
- the fabric or paper of the present invention (textile sheet, paper sheet) has a strong adsorbing action on bacteria, viruses and other microorganisms, and has a strong antibacterial action on adsorbed microorganisms. It has the effect.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Pest Control & Pesticides (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Filtering Materials (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Laminated Bodies (AREA)
- Catalysts (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/666,658 US8227360B2 (en) | 2004-11-02 | 2005-10-20 | Sheet for use as filter, mask or the like having bacteria adsorbing function |
JP2006543228A JP4547683B2 (ja) | 2004-11-02 | 2005-10-20 | 殺菌作用を有するフィルター、マスク等に用いるシート |
EP05799274A EP1808525A4 (en) | 2004-11-02 | 2005-10-20 | SHEETS FOR USE IN FILTERS, MASKS AND SO FOLLOWING HAVING A BACTERICIDE EFFECT |
CN2005800377685A CN101084342B (zh) | 2004-11-02 | 2005-10-20 | 具有杀菌作用的过滤器、口罩等用片材 |
HK08102839A HK1108927A1 (en) | 2004-11-02 | 2008-03-12 | Sheets to be used in filters, masks and so on having bactericidal effect |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004318659 | 2004-11-02 | ||
JP2004-318659 | 2004-11-02 | ||
JP2004357574 | 2004-12-10 | ||
JP2004-357574 | 2004-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006049067A1 true WO2006049067A1 (ja) | 2006-05-11 |
Family
ID=36319079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/019743 WO2006049067A1 (ja) | 2004-11-02 | 2005-10-20 | 殺菌作用を有するフィルター、マスク等に用いるシート |
Country Status (7)
Country | Link |
---|---|
US (1) | US8227360B2 (ja) |
EP (1) | EP1808525A4 (ja) |
JP (1) | JP4547683B2 (ja) |
CN (1) | CN101084342B (ja) |
HK (1) | HK1108927A1 (ja) |
TW (1) | TWI402394B (ja) |
WO (1) | WO2006049067A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012112050A (ja) * | 2010-11-19 | 2012-06-14 | Teijin Fibers Ltd | ポリエステル繊維 |
Families Citing this family (16)
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US7766508B2 (en) * | 2006-09-12 | 2010-08-03 | Cree, Inc. | LED lighting fixture |
PL400244A1 (pl) * | 2012-08-03 | 2014-02-17 | Apis Spólka Z Ograniczona Odpowiedzialnoscia | Sposób wytwarzania papieru o wlasciwosciach biostatycznych i urzadzenie do realizacji tego sposobu |
CN103349818B (zh) * | 2013-08-03 | 2015-06-24 | 李先强 | 隐形呼吸过滤器 |
CN105498556A (zh) * | 2015-12-01 | 2016-04-20 | 芜湖豫新世通汽车空调有限公司 | 汽车空调用滤膜及其制备方法 |
US12007732B2 (en) | 2019-07-12 | 2024-06-11 | Johnson Controls Tyco IP Holdings LLP | HVAC system with building infection control |
US11960261B2 (en) | 2019-07-12 | 2024-04-16 | Johnson Controls Tyco IP Holdings LLP | HVAC system with sustainability and emissions controls |
US11761660B2 (en) | 2019-01-30 | 2023-09-19 | Johnson Controls Tyco IP Holdings LLP | Building control system with feedback and feedforward total energy flow compensation |
US11714393B2 (en) | 2019-07-12 | 2023-08-01 | Johnson Controls Tyco IP Holdings LLP | Building control system with load curtailment optimization |
US11274842B2 (en) | 2019-07-12 | 2022-03-15 | Johnson Controls Tyco IP Holdings LLP | Systems and methods for optimizing ventilation, filtration, and conditioning schemes for buildings |
EP3997390A1 (en) | 2019-07-12 | 2022-05-18 | Johnson Controls Tyco IP Holdings LLP | Hvac system with design and operational tool for building infection control |
CN112890322B (zh) * | 2020-04-21 | 2023-04-07 | 中国科学院大连化学物理研究所 | 一种吸附灭活病毒口罩产品 |
US11930867B2 (en) | 2020-07-30 | 2024-03-19 | Fxi Inc. Limited | Coated substrates and articles with anti-viral properties, and fabrication processes |
DE102020121204B3 (de) * | 2020-08-12 | 2021-10-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener Verein | Selbstdesinfizierendes antivirales Filtermaterial, dessen Herstellung und Anwendung, sowie Luftfiltereinrichtung mit dem Filtermaterial |
KR102369490B1 (ko) * | 2020-08-31 | 2022-03-04 | 주식회사 에어랩 | 코 마스크 |
DE102021000579B3 (de) * | 2021-01-28 | 2022-01-27 | Apodis Gmbh | Filterelement zur Filterung von Viren und/oder Bakterien aus einem Fluid, Filteranlage, Atemschutzmaske, Verfahren zur Herstellung des Filterelements und Verwendung einer Materialzusammensetzung |
CN113731020B (zh) * | 2021-09-06 | 2022-08-26 | 赵勤 | 一种新型生物凝胶医用口罩滤材及其制备方法 |
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JP2003342871A (ja) * | 2002-05-28 | 2003-12-03 | Unitika Textiles Ltd | 消臭抗菌性繊維素材 |
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JPS62288076A (ja) * | 1986-06-06 | 1987-12-14 | Honshu Paper Co Ltd | インクジエツト記録用シ−ト |
TW473575B (en) * | 1997-05-23 | 2002-01-21 | Kyorasha Co Ltd | Natural fibers containing titanium oxide and process for producing the same |
JP4137403B2 (ja) * | 2001-05-01 | 2008-08-20 | 富士フイルム株式会社 | 記録材料及び画像形成方法 |
JP2004050555A (ja) * | 2002-07-18 | 2004-02-19 | Fuji Photo Film Co Ltd | インクジェット記録用シート |
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TWM247180U (en) * | 2002-12-27 | 2004-10-21 | Ming-Yi Li | Mouth cavity cleaning article with nano-scale TiO2 photo catalyst coating and photo-mask type antibacterial, self-cleaning, and storage device thereof |
US7022656B2 (en) * | 2003-03-19 | 2006-04-04 | Monosol, Llc. | Water-soluble copolymer film packet |
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WO2005032834A1 (en) * | 2003-10-03 | 2005-04-14 | Fuji Photo Film B.V. | Recording medium |
-
2005
- 2005-10-20 JP JP2006543228A patent/JP4547683B2/ja not_active Expired - Fee Related
- 2005-10-20 EP EP05799274A patent/EP1808525A4/en not_active Ceased
- 2005-10-20 WO PCT/JP2005/019743 patent/WO2006049067A1/ja active Application Filing
- 2005-10-20 US US11/666,658 patent/US8227360B2/en not_active Expired - Fee Related
- 2005-10-20 CN CN2005800377685A patent/CN101084342B/zh not_active Expired - Fee Related
- 2005-11-02 TW TW94138351A patent/TWI402394B/zh not_active IP Right Cessation
-
2008
- 2008-03-12 HK HK08102839A patent/HK1108927A1/xx not_active IP Right Cessation
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JPH108376A (ja) * | 1996-06-19 | 1998-01-13 | Akira Fujishima | 消臭繊維製品 |
JPH1025663A (ja) * | 1996-07-11 | 1998-01-27 | Asahi Chem Ind Co Ltd | 消臭繊維製品 |
JP2003342871A (ja) * | 2002-05-28 | 2003-12-03 | Unitika Textiles Ltd | 消臭抗菌性繊維素材 |
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JP2012112050A (ja) * | 2010-11-19 | 2012-06-14 | Teijin Fibers Ltd | ポリエステル繊維 |
Also Published As
Publication number | Publication date |
---|---|
US8227360B2 (en) | 2012-07-24 |
EP1808525A4 (en) | 2009-04-15 |
TW200624629A (en) | 2006-07-16 |
CN101084342B (zh) | 2010-09-29 |
JPWO2006049067A1 (ja) | 2008-05-29 |
TWI402394B (zh) | 2013-07-21 |
CN101084342A (zh) | 2007-12-05 |
US20090117798A1 (en) | 2009-05-07 |
EP1808525A1 (en) | 2007-07-18 |
HK1108927A1 (en) | 2008-05-23 |
JP4547683B2 (ja) | 2010-09-22 |
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