WO2012086204A1 - Produit à base de platine traité, fibre antivirale et appareil électrique ménager chacun étant obtenu par l'emploi de toute technique parmi une technique de protection au platine, une technique de la chimie des catalyseurs au platine et une technique d'immobilisation de platine - Google Patents

Produit à base de platine traité, fibre antivirale et appareil électrique ménager chacun étant obtenu par l'emploi de toute technique parmi une technique de protection au platine, une technique de la chimie des catalyseurs au platine et une technique d'immobilisation de platine Download PDF

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WO2012086204A1
WO2012086204A1 PCT/JP2011/007187 JP2011007187W WO2012086204A1 WO 2012086204 A1 WO2012086204 A1 WO 2012086204A1 JP 2011007187 W JP2011007187 W JP 2011007187W WO 2012086204 A1 WO2012086204 A1 WO 2012086204A1
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platinum
aqueous solution
nanocolloid
antibacterial
test
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PCT/JP2011/007187
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English (en)
Japanese (ja)
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鍬本　功
友通 溝垣
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株式会社バイオフェイス東京研究所
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Priority to JP2012532400A priority Critical patent/JP5467700B2/ja
Publication of WO2012086204A1 publication Critical patent/WO2012086204A1/fr

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/83—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 metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/34—Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0208—Tissues; Wipes; Patches
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/10—Antimycotics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A61P31/16—Antivirals for RNA viruses for influenza or rhinoviruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/08—Anti-ageing preparations

Definitions

  • the present invention relates to a product subjected to platinum (platinum) nanocolloid processing using platinum shielding technology, platinum catalyst chemical technology, or platinum fixing technology (hereinafter abbreviated as platinum processing product), antiviral fiber. , And home appliances.
  • Patent Document 1 an antibacterial inorganic oxide colloidal solution in which fine particles composed of an antibacterial metal component and an inorganic oxide other than the antibacterial metal component are dispersed is brought into contact with the fiber.
  • a method for producing a conductive fiber has been proposed. This is to provide a method for producing an antibacterial fiber that can stably maintain an excellent antibacterial effect for a long time, is easy to process without impairing the texture of the textile product, and does not discolor. It is the purpose.
  • the above-described prior art does not enhance all of the antibacterial effect, deodorizing effect, anti-aging effect, skin-beautifying effect, hair-beautifying effect, fatigue recovery effect, health maintenance effect, and sleep / sleeping effect.
  • platinum nano-colloids in which platinum is made into nano-sized fine particles are attracting attention as enhancing these effects, but products using platinum nano-colloids have not been realized. It's real.
  • the present invention provides antibacterial, antibacterial, sterilizing, deodorizing, deodorizing, water absorption / quick drying by attaching platinum particles of platinum nanocolloid to the surface of an object to be treated. Fever, moisturizing, cooling, UV shielding effect, anti-aging, beautiful skin, hair, health maintenance, anti-virus, virus inactivation, anti-fungal function, platinum shield technology, platinum catalytic chemical technology, platinum It aims to provide platinum processed products, antiviral fibers, and home appliances using any of the fixation techniques.
  • the processed platinum product according to the first aspect of the present invention is an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or an aqueous solution thereof and an antibacterial deodorant or antibacterial agent.
  • the platinum particles of the platinum nanocolloid permeate (fix) on the surface of the object to be treated and at least antibacterial, deodorant, exothermic, and moisture retention properties are achieved. It is characterized by raising either.
  • the processed platinum product according to the second aspect of the present invention is an aqueous solution of platinum nanocolloid in which platinum particles are dispersed in at least a partial region of an object to be treated or a mixture of the aqueous solution and an antibacterial deodorant or antibacterial deodorant.
  • the platinum particles of the platinum nanocolloid are infiltrated (fixed) onto the surface of the object to be treated in the partial region, so as to have antibacterial properties, deodorizing properties, heat generation properties, and moisture retention. It is characterized by enhancing at least one of sex.
  • the object to be treated is immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or an antibacterial deodorant and dried.
  • an aqueous solution of platinum nanocolloid in which platinum particles are dispersed in a part of the object to be treated or the aqueous solution By spraying and drying a liquid mixture with an antibacterial deodorant or an antibacterial deodorant, the platinum particles of the platinum nanocolloid are further permeated (fixed) on the surface of the object to be treated according to the partial region. It is characterized by at least one of antibacterial property, deodorant property, exothermic property and moisture retention.
  • the platinum processed product according to the fourth aspect of the present invention is treated by being immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or an antibacterial deodorant and drying.
  • the platinum particles of the platinum nanocolloid were infiltrated (fixed) on the surface of the product, and as a result of the water absorption test by the JIS-L-1907 water absorption speed dropping method, a result of 3 seconds regarding water absorption was obtained.
  • the platinum processed product according to the fifth aspect of the present invention is treated by immersing in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant and drying.
  • the platinum particles of the platinum nanocolloid are infiltrated (fixed) on the surface of the product, treated in a dryer for 4 hours, and left overnight in a desiccator containing silica gel.
  • Attach a thermocouple temperature sensor fold it in half, and use it as a test body.
  • the temperature and humidity chamber As a result of a test of measuring the temperature change at 20 ° C and 90% RH for 30 minutes every minute, the temperature increased by 3.0 ° C or more after 6 minutes.
  • the platinum processed product according to the sixth aspect of the present invention is treated by immersion in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant, and then dried.
  • the platinum particles of the platinum nanocolloid are infiltrated (fixed) on the surface of the object, and the result of an ultraviolet shielding rate test using a spectrophotometer / average over all wavelength range results in a result of 95%. .
  • the platinum processed product according to the seventh aspect of the present invention is treated by immersing in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant and drying.
  • the platinum particles of the above-mentioned platinum nanocolloid are infiltrated (fixed) on the surface of the object, and the instrument analysis manual, that is, detector tube method, gas chromatography, based on the deodorant processed fiber product certification standard of the Japan Fiber Evaluation Technology Council
  • the odor elimination test is conducted according to the law, the washing treatment method is JIS L 0217 103 method, repeated 10 times, hanging and drying, JAFET standard detergent is used as the laundry detergent, and the prescribed gas initial concentration is applied under the prescribed concentration.
  • the deodorizing property was improved after washing 10 times more than before washing due to the catalytic action of platinum nanocolloid.
  • the platinum processed product according to the eighth aspect of the present invention is treated by immersing in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or an antibacterial deodorant and drying.
  • the platinum particles of the platinum nanocolloid are infiltrated (fixed) on the surface of the object, and an antibacterial test is conducted by the Japan Spinning Inspection Association. That is, the test strain is Staphylococcus aureus, and the test method is JIS L1902.
  • a processed platinum product which is immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and dried.
  • the platinum particles of the platinum nanocolloid were infiltrated (fixed) on the surface of the fabric, and the weight of the cloth after being left in a desiccator for one hour was measured, and the moisture retention determined by the following formula was measured after 2 hours and after 5 hours.
  • Moisturizing rate (%) ((weight of cloth after each time ⁇ weight of absolutely dry cloth) / weight of absolutely dry cloth) ⁇ 100 Washing is performed 10 times based on JIS L-0217 103. After 10 washings, the rate of increase from 2 hours to 5 minutes is higher than that of unprocessed products. It is characterized by being.
  • the antiviral fiber according to the tenth aspect of the present invention is immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and dried, thereby fixing the platinum particles of the platinum nanocolloid on the surface of the object to be treated. It is characterized by enhanced antiviral properties.
  • the antiviral fiber according to the eleventh aspect of the present invention is immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and dried to fix the platinum particles of the platinum nanocolloid on the surface of the object to be treated.
  • Put the fixed fiber in a centrifuge tube soak the virus solution in the fiber, and let it act at room temperature for a predetermined time, then put the fiber in a stomacher bag, add phosphate buffered saline and add it in the stomacher bag.
  • the virus is attracted by the operation of squeezing the fiber, and as a result of using this virus attractant as a stock solution for the infectious titer measurement sample, a decrease in the infectious titer of the virus is observed over time.
  • the antiviral fiber according to the twelfth aspect of the present invention is immersed in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and dried to fix the platinum particles of the platinum nanocolloid on the surface of the object to be treated.
  • This fixed fiber was put in a plastic petri dish, and the test virus solution was inoculated into the fiber, and the upper surface was covered with a polypropylene film to increase the contact efficiency between the test virus and the fiber and moisturized so as not to dry.
  • a decrease in the infectious titer of the virus was observed over time.
  • the antiviral fiber according to the thirteenth aspect of the present invention is soaked in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and dried to fix the platinum particles of the platinum nanocolloid on the surface of the object to be treated. It is characterized in that at least one of virus inactivating effect on viruses, bactericidal properties against enterohemorrhagic Escherichia coli O157 and / or enterohemorrhagic Escherichia coli O111, and fungicidal properties against ringworm is improved.
  • a home appliance includes a tank for storing water, a cartridge of an aqueous platinum nanocolloid solution that can be attached to the tank, a heater for heating water containing the aqueous platinum nanocolloid solution in the tank, A pump that circulates water from the tank, a flow path through which water from the tank circulates, and water containing platinum nanocolloid aqueous solution in the tank is pumped out to vaporize the water sprinkled on the surface.
  • the platinum particles of the platinum nanocolloid are attached to the surface.
  • the antiviral fiber according to the present invention a reduction in the infectious titer of the virus is observed over time.
  • platinum processed product a product subjected to the platinum nanocolloid processing of the present invention
  • the platinum processed product of this invention is not limited to the following description, In the range which does not deviate from the summary of this invention, it can change suitably.
  • the product of the present invention immerses the workpiece in an aqueous solution of platinum nanocolloid in which platinum is made into nano-sized fine particles or a mixed solution of the aqueous solution and a processing agent such as an antibacterial deodorant or an antibacterial deodorant, By drying, the platinum nanocolloid is infiltrated into the surface of the object to be treated, antibacterial, antibacterial, sterilization, deodorization, deodorization, water absorption and quick drying, heat generation, moisturizing, cooling, UV shielding effect, and anti-aging It is characterized by the appearance of any of beautiful skin, beautiful hair, health maintenance, antiviral, virus inactivation, and fungicidal functions.
  • platinum processing and blending Such treatment is referred to as platinum processing and blending, and the products produced under such treatment are referred to as platinum fibers, platinum materials, platinum beauty products, and platinum health products.
  • fibers such as natural fibers and synthetic fibers can be used, and ceramics, metals, resins, paper, wood, and the like can also be used. .
  • Examples of the aqueous solution of platinum nanocolloid used in this embodiment, that is, an antibacterial treatment liquid include those made of a colloidal solution containing platinum particles having an average particle diameter of 1 to 10 nm.
  • a colloidal solution is prepared by, for example, reacting a platinum chloride silver ion (PtCl 4 2 ⁇ ) with a reducing agent having a reducing ability for platinum ions such as ascorbic acid in water and reducing the platinum ions. be able to.
  • the concentration of platinum ions (chloroplatinate ions) in water for preparing the colloidal solution is preferably 0.001 to 0.1 mol / L, and the concentration of the reducing agent is 5 to 20 times the concentration of platinum ions. It is desirable to do.
  • hydroxycarboxylic acids such as a citric acid (it may be in the form of salts, such as a sodium salt) as a stabilizer.
  • concentration of the stabilizer in water is desirably 0.5 to 2 times the concentration of platinum ions.
  • the platinum nano colloid is adhered to the object to be treated. More specifically, the platinum particles of the platinum nanocolloid are fixed (penetrated) on the surface of the object to be processed by immersing the object in an aqueous solution of platinum nanocolloid and then drying it. Alternatively, platinum particles of platinum nanocolloid are fixed (penetrated) on the surface of the object to be treated by spraying an aqueous solution of the platinum nanocolloid on the object to be treated by spraying or the like and drying it.
  • the platinum particles of platinum nanocolloid are fixed (penetrated) on the surface of the object to be processed by immersing the object in a mixed solution of an antibacterial deodorant (or deodorant) and an aqueous solution of platinum nanocolloid and then drying it. Will do.
  • the platinum particles of platinum nanocolloid are fixed on the surface of the object to be treated ( Penetration).
  • the “platinum nanocolloid” is a state in which platinum particles obtained by making platinum into nano-sized fine particles are uniformly dispersed.
  • the average particle size of platinum particles of the platinum nanocolloid is, for example, 1 to 10 nm.
  • the aqueous solution of platinum nanocolloid is an aqueous solution of platinum nanocolloid in which platinum particles having an average particle diameter of 1 to 10 nm are uniformly dispersed.
  • the present invention is not limited to this.
  • Platinum nanocolloid has an antioxidant effect that removes active oxygen such as the skin surface by the catalytic action of platinum. In particular, the effect of removing almost all of the active oxygens from a dozen or more types has been recognized. Furthermore, since platinum nanocolloid acts as a catalyst, it can continuously exhibit an antioxidant effect. Thereby, an anti-aging effect, skin beautification, and hair beauty effects are exhibited. Furthermore, a deodorizing effect and an antibacterial effect are also exhibited. Some platinum nanocolloids have obtained the specific red mark of the SEK mark of “Anti-bacterial antibacterial / antibacterial processed fiber products” established by the Council for Textile Evaluation Technology. Platinum itself has been approved by the Ministry of Health, Labor and Welfare as a food additive. Therefore, safety is sufficient.
  • Platinum shield technology (: Deodorant antibacterial adhesion method) It is a technology that uses an air purifier or humidifier, wraps it with a shield (wall) due to the adhesion of platinum particles through air, water vapor, etc., and has antiviral, deodorant, antibacterial, beauty effects, etc. Even in aqueous solution, the above shield technology produces an effect.
  • Sterilization of hand-washing / disinfection of medical instruments / deodorization and anti-virus of filth iii) It adheres to cells of the body, and generally has the effect of suppressing gene mutation, tumorigenesis, malignant (cancer), etc. of cells in the process of carcinogenesis, and also suppressing metastasis to other tissues.
  • Platinum-catalyst chemical technology (: Chemical reaction rate improvement method) With the adhesion action of platinum particles, it adheres to other liquid antibacterial agents, deodorants, heat generation agents, etc., and generates a chemical reaction to speed up or improve the effect of the original drug. is there. i) Improve antibacterial activity 10 times after washing. ii) Improve antibacterial / deodorant / fever / blocking / absorption / quick-drying ability of certain drugs.
  • Platinum fixation technology (: Particle object fixation method) This technique cannot be removed by washing or rubbing as long as it can adhere to fibers and objects once through aqueous solution and water vapor and maintain the original shape of the object. i) The deodorizing and antibacterial effect is maintained even when salt water is applied to the wall or the like on which particles are fixed for 72 hours. ii) The deodorizing and antibacterial processing three years ago maintains the effect even after three years. iii) High antibacterial activity is maintained even after 50 washings (red SEK).
  • the product which is a textile product to which platinum nano colloid was adhered, was subjected to a water absorption test by the Japan Spinning Inspection Association using the JIS-L-1907 water absorption rate dropping method.
  • the association conducted a test of transpiration by the Boken II method.
  • the result of 3 seconds is obtained while 12 seconds or less is the acceptance standard, and it can be seen that the water absorption is extremely high.
  • transpiration the transpiration rate of 70% or more after 60 minutes is a pass standard, and the result is 74.6%, which indicates that the transpiration is extremely high. That is, the water absorption and quick drying properties are very good.
  • the platinum nanocolloid is dispersed on the surface of the object to be treated by immersing it in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • a temperature measurement test was conducted by the Japan Spinning Inspection Association on a product that was a textile product with platinum nanocolloids attached. That is, the submitted product (collected in 20 cm ⁇ 20 cm) is treated for 4 hours in a dryer and left overnight in a desiccator containing silica gel. The treated sample is folded in half, a thermocouple temperature sensor is attached to the center of the sample, and the specimen is further folded in half. Then, after the specimen was treated for 2 hours in an environment of 20 ° C and 40% RH using a temperature and humidity chamber, the temperature change when the setting of the temperature and humidity chamber was changed to 20 ° C and 90% RH Measure for 30 minutes every minute.
  • the platinum nanocolloid processed product (1) increased in temperature by 4.4 ° C from 19.5 ° C to 23.9 in 4 minutes, and the acceptance criterion was 2 ° C or higher.
  • extremely high exothermicity appeared.
  • the unprocessed product (2) is 22.7 ° C and the processed product (1) is 23.7 ° C, and the acceptance criteria is that the temperature difference between processing and non-processing is 0.5 ° C or more.
  • the platinum nanocolloid is dispersed on the surface of the object to be treated by immersing it in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • the platinum particles are fixed, treated in a dryer for 4 hours, left overnight in a desiccator containing silica gel, the treated sample is folded in half, a thermocouple temperature sensor is attached to the center, and further folded in half.
  • Tests measuring changes every minute for 30 minutes result in a platinum processed product characterized by a 3.1 ° C increase in temperature from 19.5 ° C to 22.6 ° C over the course of 6 minutes.
  • the product which is a textile product with platinum nanocolloids attached, was tested for UV shielding rate by the Japan Chemical Fiber Inspection Association.
  • the testing method is based on the unified evaluation method for processing effects of UV-cut materials (Japan Chemical Fibers Association), spectrophotometer, and all-wavelength average method.
  • the platinum nanocolloid is dispersed on the surface of the object to be treated by immersing it in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • a deodorizing property test was conducted by the Japan Spinning Inspection Association on a product that is a textile product with platinum nanocolloids attached.
  • the deodorization performance test method was performed according to the instrument analysis implementation manual (detection tube method, gas chromatography method) based on the deodorant processed fiber product certification standard of the Fiber Evaluation Technology Council.
  • the laundry treatment method was JIS L 0217 103 method, repeated 10 times, and suspended and dried, and JAFET standard detergent was used as a laundry detergent.
  • the initial gas concentrations are as follows, and the measurement time is 2 hours later.
  • a deodorizing test was conducted by the Japan Spinning Inspection Association on a sample of 2% platinum nanocolloid aqueous solution + 7% DAB-35 deodorant.
  • the deodorization performance test method was performed according to the instrument analysis implementation manual (detection tube method, gas chromatography method) based on the deodorant processed fiber product certification standard of the Fiber Evaluation Technology Council.
  • the initial gas concentrations are as follows, and the measurement time is 2 hours later.
  • the platinum nanocolloid is dispersed on the surface of the object to be treated by immersing it in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • the platinum particles are fixed, and the deodorization test is performed according to the instrument analysis manual (detector tube method, gas chromatography method) based on the deodorant processed fiber product certification standards of the Fiber Evaluation Technology Council, and the laundry treatment
  • the method is JIS L 0217 103 method, repeated 10 times, hanging and drying, JAFET standard detergent is used as laundry detergent, the initial gas concentration is as described above, the measurement time is 2 hours later, Table 4 above As described above, the platinum nano-colloid catalyzed, after the 10th washing, it was confirmed that the deodorization was higher than before washing. .
  • the reduction rate (%) of ammonia, acetic acid, hydrogen sulfide, and nonenal is higher after 10 washings than with 0 washings, and the deodorizing property is increased.
  • catalytic chemistry is acting on the fiber product to which the platinum nanocolloid of the present invention is attached.
  • Platinum nanocolloids do not react easily with others, but have a catalytic action that reacts with others without changing itself.
  • a “catalyst” has a function of activating a substance, can accelerate the reaction rate without increasing the temperature, and does not appear in the reaction formula, but is necessary for the reaction. is there.
  • the test strain is Staphylococcus aureus
  • the test method is based on JIS L1902: 2008 quantitative test (bacterial solution absorption method).
  • the washing method is in accordance with the test method of JIS L0217-103.
  • the detergent JAFET standard detergent was used.
  • Tables 9 and 10 show the test results of samples using only ordinary antibacterial agents, Table 9 shows the test results for the samples after 0 times and 10 times of washing, and Table 10 shows the results of the samples after 20 times of washing.
  • Tables 11 and 12 show the test results of the samples using the antibacterial agent containing platinum, Table 11 shows the test results of the samples after 0 times and 10 times of washing, and Table 12 shows the results of the samples after 20 times of washing. .
  • Antibacterial treatment of Table 10 no platinum, logarithm of the number of viable bacteria after 18 hours culture of the sample after 20 washings and antibacterial treatment of Table 12, containing platinum, 20 hours after washing of the samples after 20 washings
  • Tables 11 and 12 antibacterial finishes and platinum-containing color fabrics have higher bacteriostatic activity values after 20 washings than after 10 washings, and antibacterial properties are improved. It became clear that it was increasing. Thus, the value is higher and the antibacterial property is higher after 20 washings than 10 washings, and the catalytic chemistry acts on the fiber product to which the platinum nanocolloid of the present invention is attached. This is due to the fact that
  • the platinum (platinum) nanoparticle is formed on the surface of the object to be treated by immersing in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying.
  • the colloidal platinum particles are fixed, and the antibacterial property test by the Japan Spinning Inspection Association, that is, the test strain is Staphylococcus aureus, the test method is JIS L1902: 2008 quantitative test (bacterial solution absorption method)
  • the washing method is the test method of JIS L 0217-103, the detergent is tested using JAFET standard detergent, and after 10 washings, the sterilization activity value is higher than before washing by the catalytic action of platinum nanocolloid, Provided is a platinum processed product characterized in that the bacteriostatic activity value is increased and the antibacterial property is improved.
  • a moisturizing test was performed on a total of 4 points of unprocessed, Tandole ALO-200 processed; floral pattern and Strife pattern.
  • Moisturizing rate (%) ((weight of cloth after each time ⁇ weight of absolutely dry cloth) / weight of absolutely dry cloth) ⁇ 100 Washing was performed 10 times based on JIS L-0217 103.
  • the product treated with platinum colloid processing has a moisturizing rate of 8.17 (%) after 2 hours and 8.53 (%) after 5 hours after washing 10 times. It was found that the rate of increase in the moisture retention rate was higher than that of the unprocessed product (floral pattern).
  • the product treated with platinum colloidal processing has a moisturizing rate of 7.50 (%) after 2 hours and 7.87 (%) after 5 hours after washing. It was found that the rate of increase in the moisture retention rate was higher than that of the unprocessed product (flower pattern).
  • the platinum nanocolloid is dispersed on the surface of the object to be treated by immersing it in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant (or deodorant) and drying it.
  • Moisturizing rate (%) ((weight of cloth after each time ⁇ weight of absolutely dry cloth) / weight of absolutely dry cloth) ⁇ 100 Washing is performed 10 times based on JIS L-0217 103, and after 10 washings, the rate of increase from 2 hours to 5 minutes is higher than that of unprocessed products. A processed platinum product is provided.
  • Influenza A virus (H1N1) Influenza virus was inoculated into the allantoic cavity of the developing chicken egg, cultured in an incubator, and the urine fluid was collected and purified by density gradient centrifugation to obtain a test virus solution.
  • -Feline calicivirus (Feline calicivirus F-9 strain, norovirus substitute virus) The virus was infected into cat kidney cells (CRFK: Crandell-Reese feline kidney), and when about 90% or more of the cell culture area showed a cytopathic effect (CPE), it was stored frozen in a refrigerator at ⁇ 80 ° C. Thereafter, the freeze-thaw operation was repeated twice, and the supernatant obtained by centrifugation at 3,500 rpm for 10 minutes was collected, and a virus solution concentrated and purified with an ultrafiltration membrane was used as a test virus.
  • CPE cytopathic effect
  • Test method 1) Antiviral effect examination test using platinum nanoparticle processed fabric (clothes) 0.4 g of the test product was put in a 50 mL centrifuge tube, 0.2 mL of the virus solution was soaked in the test product, and allowed to act at room temperature for a predetermined time. After the action, the test article was put into a stomacher bag, and 10 mL of phosphate buffered saline (PBS) was added to induce the virus by squeezing the test article in the stomacher bag. This virus elicitor was used as a stock solution for the infectivity titer measurement sample. In addition, the action time 0 hour (initial stage) used the liquid which attracted
  • PBS phosphate buffered saline
  • Virus quantification method After a 10-fold serial dilution of the virus infectivity titer sample stock solution with PBS, Dulbecco's modified Eagle's Medium containing 50 ⁇ L of the sample stock solution or diluted virus solution and 5% fetal bovine serum (FBS) Cells for measuring virus infectivity titer suspended in (DMEM) were seeded in a 96-well plate. Thereafter, the cells were cultured for 4 days in a carbon dioxide incubator. After incubation, CPE was confirmed under a microscope, and the virus infectivity titer (TCID 50 / mL) was determined using the Reed-Muench method.
  • DMEM fetal bovine serum
  • Table 14 shows the test results for influenza virus, and Table 15 shows the results for feline calicivirus.
  • the initial viral infectivity of unprocessed dough is 1.0 ⁇ 10 7 TCID 50 / mL, and the infectious titer after 8 and 18 hours is 6.3 ⁇ 10 6 TCID 50 / mL, 2.0 ⁇ 10 6 TCID 50 / mL, decreased by 0.2 to 0.7 log 10 from the initial value.
  • the virus infectivity titer was less than the detection limit (6.3 ⁇ 10 2 TCID 50 / mL) after 8 hours, and a logarithmic decrease in the virus infectivity titer of 4.2 log 10 or more was observed. It was.
  • the initial virus infection titer of the raw nonwoven fabric (mask) is 5.3 ⁇ 10 6 TCID 50 / mL, and the infection titer after 8 hours and 18 hours is 7.9 ⁇ 10 5 TCID 50 / mL. 0.8log decreased by 10 .
  • the virus infectivity titration decreased over time, and after 18 hours of action, the value was 9.3 ⁇ 10 1 TCID 50 / mL, and a log reduction value of 4.8 log 10 was observed.
  • the initial viral infection titer of the raw non-woven fabric (mask) is 7.4 ⁇ 10 5 TCID 50 / mL, and after 18 hours becomes 1.0 ⁇ 10 6 TCID 50 / mL, showing little variation from the initial value. It was. In the processed product, after 18 hours, the value reached the detection limit (6.3 ⁇ 10 1 TCID 50 / mL) or less, and a logarithmic decrease value of 4.1 log 10 or more was observed.
  • an antibacterial activity value of 2.0 or more is defined as effective as a criterion for antibacterial effects.
  • criteria for antiviral effects are not established, but when the criteria for antibacterial tests are applied, in this test, both test products (clothes and masks) are infected with influenza A virus and feline calici It is judged to have an antiviral effect against viruses.
  • the platinum particles of the platinum nanocolloid are fixed on the surface of the object to be treated by dipping in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and dried, thereby improving antiviral properties.
  • An antiviral fiber is provided.
  • the platinum particles of the platinum nanocolloid are fixed on the surface of the object to be treated by dipping in an aqueous solution of platinum nanocolloid in which the platinum particles are dispersed and dried, and the fixed fibers are put into a centrifuge tube. After allowing the liquid to soak into the fiber and allowing it to act at room temperature for a predetermined time, the fiber is put into a stomacher bag, phosphate buffered saline is added, and the virus is induced by squeezing the fiber in the stomacher bag, As a result of using this virus elicited solution as a stock solution for the infectious titer measurement sample, an antiviral fiber characterized by a decrease in the infectious titer of the virus over time is provided.
  • the platinum particles of the platinum nanocolloid are fixed on the surface of the object to be treated by immersing in an aqueous solution of platinum nanocolloid in which the platinum particles are dispersed and drying, and the fixed fibers are placed in a plastic petri dish. Inoculate the fiber with the test virus solution, cover the upper surface with a polypropylene film, increase the contact efficiency between the test virus and the fiber, and leave it in a sealed container moisturized so that it does not dry. After the action, put the fiber together with the film in a sterile stomacher bag, add phosphate buffered saline and squeeze the fiber to induce the virus, and use this solution as a stock solution for the virus infectivity titer sample. As a result, an antiviral fiber characterized by a decrease in the infectious titer of the virus over time is provided.
  • Test method 1) Method of culturing test virus Virus cultured cells were infected with virus, and when about 90% or more of the cell culture area showed a cytopathic effect (CPE), it was stored frozen in a freezer at -80 ° C. Thereafter, the freeze-thaw operation was repeated twice, and the supernatant obtained by centrifugation at 3,500 rpm for 10 minutes was collected, and a virus solution concentrated and purified with an ultrafiltration membrane was used as a test virus.
  • CPE cytopathic effect
  • Test procedure 900 ⁇ L of the test product and 100 ⁇ L of the test virus solution were respectively added to the test tube, mixed well by vortex, and allowed to react at room temperature for a predetermined time. Immediately after acting for a predetermined time, 100 ⁇ L of this mixed solution is immediately added to 9.9 mL of Dulbecco's modified Eagle's Medium (DMEM) containing 0.2% fetal bovine serum (FBS) and diluted 100 times to prepare a test product. The action was stopped. This solution was used as a sample stock solution for measuring virus infectivity, and the virus infectivity was measured. A sample having an action time of 0 minutes was carried out using phosphate buffered saline (PBS) instead of the test product solution.
  • DMEM Dulbecco's modified Eagle's Medium
  • FBS fetal bovine serum
  • the virus infectivity titer was obtained by diluting the sample stock solution for measuring virus infectivity titer 10 times with PBS, and then cultivating 25 ⁇ L of the sample stock solution for measurement or diluted virus solution in a 96-well plate in advance. In addition to the cells for measurement, the cells were allowed to stand in a 37 ° C. carbon dioxide incubator for 1 hour. After standing, DMEM containing 0.2% FBS was added at 100 ⁇ L per well, and cultured for 4 days in a 37 ° C. carbon dioxide incubator. After culturing, CPE due to virus propagation was observed under an inverted microscope, and virus infection titer (TCID 50 / mL) was determined using the Reed-Muench method.
  • Coxsackie virus was used as an alternative to foot-and-mouth disease virus for the following reasons. That is, it belongs to the same picornavirus as the pathogenic foot-and-mouth disease virus that causes foot-and-mouth disease in livestock of the artiodactylid, and the structure of the virus is similar.
  • the platinum particles of the platinum nanocolloid are fixed on the surface of the object to be treated by immersing them in an aqueous solution of platinum nanocolloids in which platinum particles are dispersed and drying, thereby improving the virus inactivating effect.
  • Fiber is provided.
  • the bactericidal efficacy against the test bacteria with the test product was evaluated.
  • TSA medium Tryptic Soy Agar
  • This culture was transplanted to a new TSA medium and cultured at 36 ⁇ 1 ° C. for 18-24 hours.
  • the grown community was scraped off and suspended in sterilized ion exchange water to prepare about 10 7 CFU / mL, which was used as a test bacterial solution.
  • test solution was diluted with sterilized distilled water (Otsuka Pharmaceutical Co., Ltd.) twice and kept at the working temperature of 25 ⁇ 2 ° C as a test solution.
  • Test results The test results of enterohemorrhagic Escherichia coli O157 are shown in Table 18, and the test results of enterohemorrhagic Escherichia coli O111 are shown in Table 19.
  • test bacteria In both test bacteria, the number of test bacteria after 60 minutes of control was almost the same as the number of bacteria immediately after, and it was judged that there was no problem in the test system.
  • the number of test bacteria after 60 minutes of action of the test product was less than the lower limit of quantification ( ⁇ 10), decreased by 4 digits or more compared to the number of control bacteria under the same conditions, and the bactericidal efficacy against both test bacteria was recognized.
  • the Japan Spinning Inspection Association conducted a fungicidal test on platinum nanoparticles (color, colorless and transparent) and 100% cotton fabric.
  • Test method Quantitative test of fungi A bacterial solution prepared in 1/20 Sabouraud liquid medium was inoculated into a sample, and the number of viable bacteria on the sample after culturing in an incubator at 27 ⁇ 1 ° C. for 18 hours was measured.
  • Test results The test results are as follows.
  • the antifungal activity value is a logarithmic value of the number obtained by dividing the number of unprocessed fungi by the number of viable bacteria of 100% cotton (colorless, colorless and transparent) that is an antibacterial processed product.
  • the number of unprocessed fungi is approximated to 100,000.
  • the antifungal activity value is 2 or more, it can be said that the acceptance standard is satisfied.
  • the platinum particles of the platinum nanocolloid are fixed on the surface of the object to be treated by dipping in an aqueous solution of platinum nanocolloid in which the platinum particles are dispersed and dried, the fungus-proofing property against ringworm fungi is improved.
  • Antiviral fibers are provided.
  • P388 cell Mouse leukemia cell P388
  • the cell growth rate was determined from the amount of formazan dye produced from the oxidoreductase derived from living cells and the coloring reagent that reacts with this enzyme when P388 cells coexist with the sample.
  • Test method 1) Preparation of test solution The sample was diluted with a medium to prepare test solutions with sample concentrations of 20, 10 and 5 ⁇ L / mL.
  • an object to be processed is an aqueous solution of platinum (platinum) nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or an antibacterial deodorant.
  • platinum particles of the platinum (platinum) nanocolloid were fixed on the surface of the object to be treated, and at least one of antibacterial property, deodorant property, heat generation property, and moisture retention was improved.
  • an aqueous solution of platinum (platinum) nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant is sprayed and dried on at least a part of the object to be treated.
  • the platinum particles of the platinum (platinum) nanocolloid are fixed on the surface of the object to be treated in the partial area, thereby improving at least one of antibacterial property, deodorant property, heat generation property, and moisture retention.
  • the treatment object is immersed in an aqueous solution of platinum (platinum) nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant, and is dried, whereby the surface of the object is treated.
  • an aqueous solution of platinum (platinum) nanocolloid in which platinum particles are dispersed or an aqueous solution thereof and an antibacterial deodorant or antibacterial agent By spraying and drying a mixed solution with an odorant, the platinum particles of the platinum (platinum) nanocolloid are further fixed on the surface of the object to be treated in the partial region, and are antibacterial and deodorant.
  • a platinum processed product characterized by enhancing at least one of property, heat generation, and moisture retention.
  • a pillow cover (pillo case), a duvet cover (a comforter cover, a mattress cover), a futon cover, a mattress pad, Pillow pads (bedding pads), bedding covers such as sheets, underwear such as camisole, tank top, shorts, briefs, trunks, bras, socks such as socks and pantyhose, sleepwear such as pajamas and nightgowns, and cotton duvets Futons such as woolen duvets, duvets, duvets, and synthetic futons, and towels such as hand towels, face towels, masks, body towels, bath towels, sports towels, beach towels, etc. are realized.
  • shoes such as boots, sneakers, slippers, sandals, insoles, nylon products such as wallets and bags, clothes such as hampers, shirts, trousers, school uniforms, dresses, curtains and tablecloths, bath mats and kitchen mats, Toiletries are realized.
  • the present invention is applicable to household goods and daily products in general.
  • the platinum processed product and the antiviral fiber according to the embodiment of the present invention use the platinum shield technology, and according to the technology, various effects as described above are exhibited. That is, as shown in FIG. 1, according to the platinum shield technology 1, the water absorption / quick drying function 10, the heat generation function 11, the ultraviolet shielding function 12, the deodorization function 13, the antibacterial function 14, the moisturizing function 15, the antiviral function 16, a virus inactivating function 17, a sterilizing function 18, and an antifungal function 19 are provided. Details of each function are as described above. These functions are also exhibited in platinum catalyst chemical technology and platinum fixation technology.
  • the mask as the object to be processed is an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or antibacterial deodorant.
  • the platinum particles of the platinum nanocolloid are infiltrated into the surface of the object to be treated, and the water absorption / quick drying function 10, the heat generation function 11, the ultraviolet shielding function 12, the deodorization function 13, the antibacterial function 14
  • a mask characterized by exhibiting at least one of a moisturizing function 15, an antiviral function 16, a virus inactivating function 17, a sterilizing function 18, and an antifungal function 19 is provided.
  • Humidifiers include steam-type humidifiers that discharge and diffuse steam generated by boiling water with heating wires using a fan, ultrasonic-type humidifiers that discharge water into fine particles using ultrasonic waves, fans There is a vaporizing humidifier that humidifies air through a coarse sponge-like filter or non-woven fabric containing water, basically a vaporizing humidifier, and a hybrid humidifier that switches to other methods when humidity drops.
  • a vaporizing humidifier that humidifies air through a coarse sponge-like filter or non-woven fabric containing water
  • a hybrid humidifier that switches to other methods when humidity drops.
  • the aqueous solution of the platinum nanocolloid of the present invention is included in the water used for each, the various effects as described above can be realized in a wide range by the platinum shield technology.
  • FIG. 2 shows and describes the configuration of a hybrid humidifier as an example.
  • a tank 101 is disposed above the humidifier 100, and a heater 102 is installed in the tank 101. Further, a cartridge 109 of a platinum nanocolloid aqueous solution can be mounted on the tank 101. Further, the tank 101 is configured such that water containing an aqueous platinum nanocolloid aqueous solution circulates through a pump 106, a humidifying element 107, and a flow path 108. In addition, a fan 105 driven by a motor 104 is disposed on the back surface of the humidifying element 107.
  • a control unit 103 such as a microcomputer for controlling the whole is connected to the heater 102, the pump 106, and the motor 104.
  • the water in the tank 101 contains the platinum nanocolloid aqueous solution.
  • the water in the tank 101 is warmed by the heater 102, circulated through the flow path 108 by the pump 106 under the control of the control unit 103, sprayed to the humidifying element 107, and platinum from the surface of the humidifying element 107.
  • the water containing the nano colloid is vaporized and released by the wind of the fan 105. By this release, water vapor containing platinum particles of platinum nanocolloid spreads in the room, and a platinum shield having various functions as described above is formed.
  • the heater 102 is turned off under the control of the control unit 103.
  • a tank for storing water a cartridge of platinum nanocolloid aqueous solution that can be attached to the tank, and a heater for heating water containing the platinum nanocolloid aqueous solution in this tank,
  • a pump that circulates water from the tank, a channel through which water from the tank circulates, and a humidifier that pumps out water containing platinum nanocolloid aqueous solution from the tank and vaporizes the water sprinkled on the surface.
  • An element a fan that sends air toward the humidifying element and promotes vaporization of water on the surface of the humidifying element, a heating and humidifying operation by the heater and the humidifying element, and a control unit that switches and controls a vaporizing humidifying operation by the humidifying element; And a humidifier comprising the above.
  • water containing platinum nanocolloid aqueous solution is vaporized and released in the air, so that water vapor containing platinum particles spreads in the air, a platinum shield is realized, water absorption and quick drying function, heat generation At least one of a function, an ultraviolet shielding function, a deodorizing function, an antibacterial function, a moisturizing function, an antiviral function, a virus inactivating function, a sterilizing function, and a fungicidal function is exhibited.
  • the humidifier it is of course applicable to general home appliances such as an air purifier, a cooler, and a fan.
  • the test place was an 8 tatami flooring test laboratory, and the test time was 6 hours and 12 hours, and the odor value was measured.
  • the sample cloth (100% cotton) with water (blank cotton cloth) and diluting the aqueous solution of platinum nanocolloid 500 times into the tank water (called platinum 500NV)
  • platinum 500NV the aqueous solution of platinum nanocolloid 200 times
  • Platinum 200NV the aqueous solution of platinum nanocolloid 200 times
  • the odor value was measured with an 8 tatami flooring test laboratory and a test time of 6 hours.
  • As a test object after washing sample water (100% cotton) with water (blank cotton cloth) and diluting an aqueous solution of platinum nanocolloid 800 times and including it in the tank water (referred to as platinum shield 800 NV), dilute the tank 200 times (Platinum shield 200NV) was used.

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Abstract

La présente invention concerne un produit à base de platine traité, une fibre antivirale et un appareil électrique ménager, dont chacun est obtenu par l'emploi de toute technique qui est choisie parmi une technique de protection au platine, une technique de la chimie des catalyseurs au platine et une technique d'immobilisation du platine, et qui est caractérisée en ce qu'un matériau d'intérêt est immergé dans une solution aqueuse d'un nanocolloïde de platine contenant des microparticules de platine nanométriques ou une solution mixte de la solution aqueuse et d'un agent de traitement tel qu'un agent antibactérien/désodorisant ou un agent antibactérien/éliminant les odeurs et le produit résultant est séché pour imprégner la surface du matériau par le nanocolloïde de platine, conférant par là au matériau au moins l'un parmi un effet antibactérien, un effet bactériostatique, un effet bactéricide, un effet désodorisant, un effet d'élimination des odeurs, un effet d'absorption d'eau/de séchage rapide, un effet de génération de chaleur, un effet hydratant, un effet refroidissant, un effet de protection contre les rayonnements ultraviolets, une fonction anti-vieillissement, une fonction d'embellissement de la peau, une fonction d'embellissement des cheveux, une fonction d'entretien de la bonne santé, une fonction antivirale, une fonction d'inactivation des virus et une fonction antifongique. Par rapport à l'effet d'élimination des odeurs et la fonction antibactérienne, ces effets sont augmentés après lavage par l'action catalytique du platine.
PCT/JP2011/007187 2010-12-24 2011-12-22 Produit à base de platine traité, fibre antivirale et appareil électrique ménager chacun étant obtenu par l'emploi de toute technique parmi une technique de protection au platine, une technique de la chimie des catalyseurs au platine et une technique d'immobilisation de platine WO2012086204A1 (fr)

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