WO2012086204A1 - Processed platinum product, antiviral fiber and home electric appliance each produced employing any one of platinum shield technique, platinum catalyst chemistry technique and platinum immobilization technique - Google Patents

Abstract

The present invention relates to a processed platinum product, an antiviral fiber and a home electric appliance, each of which is produced employing any one of a platinum shield technique, a platinum catalyst chemistry technique and a platinum immobilization technique, and which is characterized in that a material of interest is immersed in an aqueous solution of a platinum nanocolloid containing nano-sized platinum microparticles or a mixed solution of the aqueous solution and a processing agent such as an antibacterial/deodorizing agent or an antibacterial/odor-eliminating agent and the resulting product is dried to impregnate the surface of the material with the platinum nanocolloid, thereby imparting at least one of an antibacterial effect, a bacteriostatic effect, a bactericidal effect, a deodorizing effect, an odor-eliminating effect, a water-absorbing/rapid-drying effect, a heat-generating effect, a moisturizing effect, a cooling effect, an ultraviolet-ray-shielding effect, an antiaging function, a function of making the skin beautiful, a function of making the hair beautiful, a health-maintaining function, an antiviral function, a virus-inactivating function and an antifungal function to the material. With respect to the odor-eliminating effect and the antibacterial function, these effects are increased after laundry by the catalytic action of platinum.

Description

Platinum processed products, antiviral fibers, and home appliances using any of platinum shield technology, platinum catalyst chemical technology, platinum fixation technology

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.

Conventionally, various technologies have been proposed for antibacterial products such as fibers. For example, in 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.

Japanese Patent Application Laid-Open No. 07-109674

However, 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.

Today, so-called “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.

Accordingly, in view of the technical problems described above, 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.

In order to solve the above technical problem, 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. By soaking in a mixed solution with an odorant and drying, 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. By spraying and drying the liquid, 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.

In the processed platinum product according to the third aspect of the present invention, 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. Then, after the platinum particles of the platinum nanocolloid have penetrated (fixed) on the surface of the object to be treated, 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 and 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 transpiration test by the method is carried out, that is, the weight of the sample left in the standard state and the watch glass is measured (W), 0.1 ml of water is dropped on the watch glass, the sample is placed on the watch glass, and the weight is measured ( W0), then let stand in a standard test room, measure the weight every predetermined time (Wt), calculate the transpiration rate by the following formula, transpiration rate (%) = (WO-Wt) / (WO -W) × 100, characterized by obtaining a result of 70% or more after 60 minutes.

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. After using the temperature and humidity chamber to treat the test body in an environment of 20 ° C and 40% RH for 2 hours, set 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. As a result of measurement by the measurement time, 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. : 2008 Quantitative test (bacterial liquid absorption method), washing method is JIS L 0217-103 test method, detergent is a test using JAFET standard detergent, and after 10 washings by the catalytic action of platinum nanocolloid The bactericidal activity value and the bacteriostatic activity value are higher than before washing, and the antibacterial property is improved.

According to a ninth aspect of the present invention, there is provided 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. Compare by value,
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. After leaving it in a closed container and allowing it to act at room temperature for a predetermined time, put the fiber together with the film in a sterile stomacher bag, add phosphate buffered saline, and squeeze the fiber to induce the virus. As a result of using the solution as a stock solution for the virus infectivity titer measurement sample, 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 according to a fourteenth aspect of the present invention 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. Switching control between a humidifying element to perform, a fan that sends air toward the humidifying element to promote vaporization of water on the surface of the humidifying element, a heating and humidifying operation by the heater and the humidifying element, and a vaporizing humidifying operation by the humidifying element And a control unit.

According to the platinum processed product, the antiviral fiber, and the household electrical appliance using any one of the platinum shield technology, the platinum catalyst chemical technology, and the platinum fixing technology according to the present invention, the platinum particles of the platinum nanocolloid are attached to the surface. , Antibacterial, antibacterial, sterilization, deodorization, deodorization, water absorption / quick drying, fever, moisture retention, cooling, UV shielding effect, anti-aging, beautiful skin, hair, health maintenance, anti-virus, virus inactivation, anti-fungal function One of them appears. Furthermore, according to the antiviral fiber according to the present invention, a reduction in the infectious titer of the virus is observed over time.

The figure for demonstrating the various functions of the platinum shield technique of this invention. The block diagram of the humidifier as other embodiment of this invention.

Hereinafter, preferred embodiments of a product subjected to the platinum nanocolloid processing of the present invention (hereinafter abbreviated as a platinum processed product) will be described with reference to the drawings. In addition, 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. Here, 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. 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.

As an object to be processed of a platinum processed product according to an embodiment of the present invention, 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. Such 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. In addition, in order to make platinum ion stably exist in water, it is desirable to attach hydroxycarboxylic acids, such as a citric acid (it may be in the form of salts, such as a sodium salt) as a stabilizer. The 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.

Alternatively, 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. Alternatively, by spraying a mixture of an antibacterial deodorant (or deodorant) and an aqueous solution of platinum nanocolloid on the object to be treated by spraying, the platinum particles of platinum nanocolloid are fixed on the surface of the object to be treated ( Penetration).

Here, 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. In this case, 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. However, it is needless to say that 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.

Here, in realizing the platinum processed product, the antiviral fiber, and the humidifier of the present invention, any one of the following techniques and manufacturing methods is used.

a) 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.
i) Suppresses air infection / hospital infection / sauna body odor / interior / wall / ceiling deodorization / anti-virus / atopy and skin roughness / beauty effect.
ii) 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.

b) 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.

c) 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 following describes the effects of platinum shield technology, platinum catalyst chemical technology, and platinum fixation technology.

(1) Water absorption and quick drying

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. In addition, the association conducted a test of transpiration by the Boken II method. In the Boken II method for transpiration, weigh the sample and watch glass left in the standard state (W), drop 0.1 ml of water on the watch glass, place the sample on it, and measure the weight (W0) To do. Next, leave it in the standard test room and measure the weight (Wt) every predetermined time. Then, the transpiration rate is obtained by the following equation.
Transpiration rate (%) = (WO-Wt) / (WO-W) x 100

The results are shown below.

Regarding water absorption, 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. As for 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.

In this manner, 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. As a result of water absorption test by JIS-L-1907 water absorption speed dropping method after fixing platinum particles, a result of 3 seconds with respect to water absorption was obtained, and transpiration test by Boken II method was performed, that is, in the standard state Measure the weight of the left sample and watch glass (W), drop 0.1 ml of water on the watch glass, place the sample on it, measure the weight (W0), and then leave it in the standard test room Measure the weight every predetermined time (Wt), find the transpiration rate by the following formula,
Transpiration rate (%) = (WO-Wt) / (WO-W) x 100
A platinum-processed product is provided that is characterized by a 74.6% result after 60 minutes.

(2) Exothermic property

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 results are shown below.

As is clear from this result, the temperature rose 3.1 ° C. from 19.5 ° C. to 22.6 ° C. in 6 minutes, and it was revealed that the exothermic property was extremely high.

Furthermore, using the same test method as described above, 100% cotton fabric with platinum nano colloid processing (spray processing) (1) and unprocessed product (2) were measured for 15 minutes every minute. It is shown below.

In this result, 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. In addition to satisfying, extremely high exothermicity appeared. In addition, after 5 minutes, 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. In addition to satisfying the above, a high exothermic property with a temperature difference of 1 ° C. appeared.

In this manner, 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. Temperature when the test specimen was treated for 2 hours in a 20 ° C, 40% RH environment using a constant temperature and humidity chamber, and then the constant temperature and humidity setting was changed to 20 ° C and 90% RH. 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.

(3) UV shielding rate

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 results are shown below.

Also from this result, it was found that the ultraviolet shielding rate was very good at 95%.

In this manner, 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. After fixing the platinum particles, the result of the test of UV shielding rate by the method of unified evaluation of processing effect of UV cut material (Japan Chemical Fibers Association), spectrophotometer and all-wavelength average method, the result of 95% was obtained. Features a platinum processed product.

(4) Deodorant

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.
Ammonia 100ppm (10x10cm)
Acetic acid 50ppm (10x10cm)
Hydrogen sulfide 4ppm (10x10cm)
Isovaleric acid about 38ppm (6x8cm)
Nonenal about 14ppm (6x8cm)

The results are shown below.

From these results, it can be seen that the reduction rate (%) of ammonia, acetic acid, hydrogen sulfide, and nonenal is higher after 10 washings than with 0 washings, and the deodorization is improved. It was revealed.

Furthermore, 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 results are shown below.

From this result, it was clarified that the product subjected to platinum nano colloid processing has extremely high deodorizing property.

In this manner, 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. .

Here, as described above, 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. Is due to the fact that 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. Here, in general, 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.

(5) Antibacterial

An antibacterial test was conducted on the antibacterial deodorizing and exothermic product, which is a textile product with platinum nanocolloids attached, by the Japan Spinning Inspection Association. The test strain is Staphylococcus aureus, and the test method is based on JIS L1902: 2008 quantitative test (bacterial solution absorption method). However, the washing method is in accordance with the test method of JIS L0217-103. As the detergent, JAFET standard detergent was used.

The test results are shown below.

Growth value calculation method: log b-log a (test establishment condition; growth value must be 1.0 or more)
Calculation method of each activity value: bactericidal activity value = log a-log c
Bacteriostatic activity value = (log b-log a)-(log c-log o)

From these results, it was revealed that the antibacterial activity value and the bacteriostatic activity value were higher after 10 washings than with 0 washings, and the antibacterial effect was increased. Thus, the value is higher and the antibacterial property is higher after 10 washings than with 0 washings, because the catalytic chemistry acts on the textiles to which the platinum nanocolloids of the present invention are attached. This is due to the fact that

Meanwhile, an antibacterial test was also conducted by the Japan Chemical Fiber Inspection Association. The results are shown below.

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 When the logarithmic value of the number of bacteria is compared, the latter is dramatically better, demonstrating the high antibacterial properties of this product. Moreover, as shown in 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

In this way, 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.

(6) Moisturizing properties

A moisturizing test was performed on a total of 4 points of unprocessed, Tandole ALO-200 processed; floral pattern and Strife pattern. The moisturizing performance test method measures the weight of the cloth after being left in a desiccator for one hour and compares the moisturizing rate obtained by the following formula (leaving time = 2 hours, 5 hours).
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 results are shown below.

From this result, the product treated with platinum colloid processing (flower pattern) 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). Similarly, the product treated with platinum colloidal processing (Strife pattern) 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).

In this manner, 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. Measure the fabric weight after fixing the platinum particles and letting it stand in a desiccator for one point time, and compare the moisturizing rate obtained by the following formula with the measured value after 2 hours and 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, 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.

(7) Antiviral

Next, the antiviral effect of the fabric (cloth) and nonwoven fabric (mask) processed with the platinum nanoparticle solution was examined for the antiviral fiber.

(Test virus and virus solution preparation method)
・ 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.

(Test product and operating conditions)
·examined goods:
Platinum nanoparticle processed fabric (clothes)
Platinum nanoparticle processed nonwoven fabric (mask)
・ Action time:
Influenza virus: 0 (initial), 8 hours, 18 hours Feline calicivirus; 0 (initial), 18 hours

(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 | sucked the virus liquid to the raw dough (clothes), and immediately attracted the virus.

2) Antiviral effect test using platinum nanoparticle processed non-woven fabric (mask) Put a test sample (4cm x 4cm) in a plastic petri dish, inoculate 0.2mL of the test virus solution into the test sample, and then top the surface with a 4cm square polypropylene film. The contact efficiency between the test virus and the test product was increased. It left still in the airtight container moisturized so that it might not dry, and it was made to act at room temperature for the predetermined time. After the action, the test article was placed in a sterile stomacher bag together with the film, and 10 mL of PBS was added to induce the virus by swallowing the test article. This solution was used as a stock solution for a sample for measuring virus infectivity. In addition, the action time 0 hour (initial stage) used the liquid which attracted | sucked the virus liquid immediately after impregnating a raw nonwoven fabric (mask).

3) 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 µL 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.

(Test results)
Table 14 shows the test results for influenza virus, and Table 15 shows the results for feline calicivirus.

1) Antiviral effect against influenza A virus 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. When the virus was allowed to act on the processed dough, 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. On the other hand, 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 . In the processed product, 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.

2) Antiviral effect against feline calicivirus The initial viral infectivity of unprocessed dough is 3.5 × 10 ⁶ TCID ₅₀ / mL, and after 18 hours, it becomes 7.4 × 10 ⁶ TCID ₅₀ / mL. Almost no change was observed. On the other hand, when the virus was allowed to act on the processed dough for 18 hours, the virus infectivity was 7.2 × 10 ¹ TCID ₅₀ / mL, a decrease of 4.7 log ₁₀ from the initial value. On the other hand, 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.

Generally, in antibacterial tests, an antibacterial activity value of 2.0 or more is defined as effective as a criterion for antibacterial effects. On the other hand, 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.

In this way, 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.

Further, 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.

Further, 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.

(8) Virus inactivation effect

Next, the inactivation effect of Coxsackie virus by the platinum nanoparticle solution was evaluated.

(examined goods)
Platinum nanoparticle solution (2-fold diluted solution)

(Test virus)
Coxackie virus B6

(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.

2) Test procedure 900 μL of the test product and 100 μL 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 μL 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.

3) Measurement of virus infectivity titer 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 μL 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 μL 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.

(Test results)
Virus inactivation effect on Coxsackie virus When a virus with an initial infectivity of 8.3 × 10 ⁴ TCID ₅₀ / mL was allowed to act on a control (PBS) for 60 minutes, there was almost no change in the virus infectivity. On the other hand, when the test product was allowed to act for 60 minutes, the infectious titer was less than the detection limit (1.3 × 10 ¹ TCID ₅₀ / mL), and a logarithmic decrease in infectious titer of 3.8 log ₁₀ or more was observed.

(comment)
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.

As described above, 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.

(9) Bactericidal efficacy against bacteria

The bactericidal efficacy against the test bacteria with the test product was evaluated.

(examined goods)
Platinum nanoparticle solution “lot; PTNS 833-555-22532”

(Test conditions)
Action time: Immediately (control only), 60 minutes Action temperature: 25 ± 2 ° C
Working concentration: 2 times dilution

(Test bacteria)
Escherichia coli (O157: H7) RIMD509939 (Enterohemorrhagic Escherichia coli O157)
Escherichia coli (O111: HUT) RIMD05092017 (Enterohemorrhagic Escherichia coli O111)

(Test method)
1) Preparation of test bacterial solution The cryopreserved strain was cultured in Tryptic Soy Agar (Difco, hereinafter “TSA medium”) at 36 ± 1 ° C. for 18-24 hours. 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.

2) Preparation of test solution The test product 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.

3) Bactericidal efficacy test Each 10 mL of the test solution was dispensed into a 50 mL capacity centrifuge tube. Here, 0.1 mL of the test bacterial solution was inoculated and mixed to act. After acting for a predetermined time, 1 mL was taken out and placed in 9 mL of an inactivating agent to inactivate the sterilizing component of the test solution. The number of bacteria was measured using this as a sample solution for measuring the number of bacteria. In addition, a similar operation using sterile physiological saline instead of the test solution was used as a control.
Deactivator: SCDLP medium (Eiken Chemical)

4) Bacterial count measurement Using the bacterial count measurement sample solution as a stock solution, prepare a 10-fold serial dilution series with sterile physiological saline, transfer 1 mL of each sample solution or diluted solution to a petri dish aseptically, and mix with 20 mL of TSA medium Thereafter, it was solidified and cultured at 36 ± 1 ° C. for 48 hours. After culturing, the number of colonies grown on the medium was counted to determine the number of test bacteria per 1 mL of the test solution (lower limit of quantification 10 CFU / 1 mL of 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.

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.

From the above, if 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 platinum particles are dispersed and drying, enterohemorrhagic Escherichia coli O157, enterohemorrhagic An antiviral fiber with enhanced bactericidal effect against E. coli O111 is provided.

(10) Antifungal property

The Japan Spinning Inspection Association conducted a fungicidal test on platinum nanoparticles (color, colorless and transparent) and 100% cotton fabric.

(Test strain)
Trichophyton menntagrophytes NBRC 32412

(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.

Here, 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. For convenience, the number of unprocessed fungi is approximated to 100,000. Generally, according to the SEK standard, since the antifungal activity value is 2 or more, it can be said that the acceptance standard is satisfied.

As described above, if 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.

(11) Cancer cell proliferation inhibitory effect

(Sample)
Platinum nanoparticles

(For testing purposes)
As one of primary screening methods for searching for anti-tumor effects such as food ingredients, a technique for detecting the degree of growth of tumor cells as a color reaction is known. Mouse leukemia cell P388 (hereinafter referred to as “P388 cell”) is widely known in the research field as one of the standard cell lines used for such anti-tumor activity assay. In this study, 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. Investigate the impact on

(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 μL / mL.

2) Test procedure After seeding P388 cells in a 96-well plate, 20, 10 and 5 μL / mL of each test solution was added (final concentrations of specimens were 10, 5 and 2.5 μL / mL). A test was similarly performed using a medium alone as an untreated control and a camptothecin [Wako Pure Chemical Industries, Ltd.] added at a final concentration of 5 ng / mL as a positive control. Moreover, after adding the culture medium which does not contain P388 cell, what was operated similarly was made into the sample blank. After reacting at 37 ° C. for 3 days, Cell Counting Kit-8 [Dojindo Laboratories Co., Ltd.] was added and reacted at 37 ° C. for 3 hours.
The main test conditions are shown below.
Cell P338 [Human Science Promotion Foundation]
Medium RPMI-1640 medium Fetal bovine serum: 10%
Penicillin-Streptomycin: 1%
HEPES solution: 1.5%

3) Measurement method The absorbance of the produced formazan dye was measured using a microplate reader [SpectraMax M2e, Molecular Devices Corporation] (measurement wavelength: 450 nm, control wavelength: 650 nm).

4) Calculation method From the absorbance of each test solution relative to the absorbance of the untreated control, the cell growth rate was calculated by the following formula.
The positive control was calculated in the same manner as each test solution.
Cell proliferation rate (%) = ((Sa-SBL) / (average value of (CN-SBL))) × 100
CN: Absorbance of untreated control Sa: Absorbance of each test solution SBL: Average value of absorbance of sample blank (n = 2)

5) Test results Table 21 shows the cell growth rate.

As described above, a cell growth inhibitory effect almost equal to that of 5 ng / mL camptothecin was observed in the sample of 5 μL / mL of the specimen. In addition, it was revealed that the cell growth was suppressed almost 100% at the sample 10 μL / mL.

As described above, according to one embodiment of the present invention, 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. By soaking and drying, the 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. Features a platinum processed product.

In addition, 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. Platinum processed products characterized by

In addition, 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. After fixing the platinum particles of the platinum (platinum) nanocolloid, further, 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. Provided is a platinum processed product characterized by enhancing at least one of property, heat generation, and moisture retention.

As mentioned above, although one Embodiment of this invention was described, As a platinum processing product which concerns on this embodiment, for example, 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. In addition, 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. In addition, 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.

For example, when applied to a mask as a platinum processed product, 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. By immersing and drying, 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.

Next, as another embodiment of the present invention, an application example to a humidifier as a home appliance will be described.

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. However, if 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.

Here, FIG. 2 shows and describes the configuration of a hybrid humidifier as an example. As shown in FIG. 2, 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.

In such a configuration, when the platinum nanocolloid aqueous solution cartridge 109 is mounted on the humidifier 100, the water in the tank 101 contains the platinum nanocolloid aqueous solution. During the heating and humidifying operation, 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. When only the vaporizing humidification operation is performed, the heater 102 is turned off under the control of the control unit 103.

Thus, as another embodiment of the present invention, 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.

According to this, 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. In addition to the humidifier, it is of course applicable to general home appliances such as an air purifier, a cooler, and a fan.

Finally, the results of the deodorization experiment using platinum shield technology will be explained.
First, 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. As a test object, after washing 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), the aqueous solution of platinum nanocolloid 200 times When it was diluted in water and included in tank water (platinum 200NV), it was used.
As a measurement place,
A: Humidifier 2.5m above
B: Humidifier 1.5m away on the desk C: Humidifier 2.5m on the diagonal
It was. The results are shown below.

S1: Blank cotton cloth S2: Platinum 500 NV 6 hours S3: Platinum 200 NV 6 hours S4: Platinum 500 NV 12 hours S5: Platinum 200 NV 12 hours From the above results, the higher the platinum concentration, the better the result (lower odor value). It can also be seen that the longer the time left, the higher the effect.

And the cloth used for the measurement of this platinum 500NV and platinum 200NV was stored in a plastic bag, and the result of measuring the odor value after 3 days and 1 week was as follows.
Platinum 500 NV
3 days later A: 143 B: 150 C: 148
1 week later A: 130 B: 138 C: 138
Platinum 200NV
3 days later A: 83 B: 109 C: 120
1 week later A: 80 B: 100 C: 116
From the above results, it can be seen that the effect of platinum shield technology is sustained.

In another experiment, 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.
As a measurement place,
A: Humidifier 2m right above
B: Humidifier 1.5m away on the desk C: Humidifier 2.5m on the diagonal
It was. The results are shown below.

S1: Blank cotton S2: Competitor's product 1 6 hours S3: Competitor's product 2 6 hours S4: Competitor's product 3 6 hours S5: Platinum shield 800 NV 6 hours S6: Platinum shield 200 NV 6 hours Based on the above results, platinum shield technology was used. In the humidifier, it was possible to obtain better results (lower odor values) than products 1 to 3 of other companies. In addition, it was found that the higher the concentration of the platinum nanocolloid aqueous solution, the better the value (lower odor value).

1 Platinum Shield Technology 10 Water Absorption / Quick Drying Function 11 Heat Generation Function 12 UV Blocking Function 13 Deodorization Function 14 Antibacterial Function 15 Moisturizing Function 16 Antiviral Function 17 Virus Inactivation Function 18 Sterilization Function 19 Antifungal Function

Claims (14)

1. By immersing the object to be treated in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed liquid of the aqueous solution and an antibacterial deodorant or antibacterial deodorant and drying, the above-mentioned platinum nanocolloid is formed on the surface of the object to be treated. A platinum-processed product characterized by having platinum particles infiltrated to improve at least one of antibacterial, deodorant, heat build-up, and moisture retention.
2. Spraying and drying 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 on at least a part of an object to be treated. A platinum-processed product characterized in that at least one of antibacterial properties, deodorizing properties, heat generation properties, and moisture retention properties is enhanced by allowing the platinum particles of the platinum nanocolloid to permeate the surface of an object to be treated in a region.
3. By immersing the object to be treated in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed liquid of the aqueous solution and an antibacterial deodorant or antibacterial deodorant and drying, the above-mentioned platinum nanocolloid is formed on the surface of the object to be treated. After infiltrating the platinum particles,
   Further, a part of the object to be treated is sprayed with an aqueous solution of platinum nanocolloid in which platinum particles are dispersed or a mixed liquid of the aqueous solution and an antibacterial deodorant or antibacterial deodorant, and is dried. A platinum processed product characterized in that the platinum particles of the platinum nanocolloid are further infiltrated into the surface of the object to be treated in the region to improve at least one of antibacterial properties, deodorizing properties, heat generation properties, and moisture retention properties. .
4. Plating the platinum particles of platinum nanocolloid into 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 mixture of the aqueous solution and antibacterial deodorant or antibacterial deodorant and drying it. Let me
   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,
   Test the transpiration by the Boken II method, that is, measure the weight of the sample left in the standard state and the watch glass (W), drop 0.1 ml of water on the watch glass, place the sample on it, Measure (W0), then leave it in a standard test room, measure the weight every predetermined time (Wt), find the transpiration rate by the following formula,
   Transpiration rate (%) = (WO-Wt) / (WO-W) x 100
   Platinum processed product characterized by obtaining a result of 70% or more after 60 minutes.
5. Plating the platinum particles of platinum nanocolloid into 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 mixture of the aqueous solution and antibacterial deodorant or antibacterial deodorant and drying it. Let me
   Treat in a dryer for 4 hours, leave it overnight in a desiccator containing silica gel, fold the treated sample in half, attach a thermocouple temperature sensor to the center, fold it in half, and use it as a test specimen. After the test specimen was treated for 2 hours in an environment of 20 ° C and 40% RH using a thermostat, the temperature change when changing the setting of the constant temperature and humidity chamber to 20 ° C and 90% RH was 30 per minute. A platinum-processed product characterized by a temperature rise of 3.0 ° C or more after 6 minutes as a result of a test that measures in minutes.
6. Plating the platinum particles of platinum nanocolloid into 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 mixture of the aqueous solution and antibacterial deodorant or antibacterial deodorant and drying it. Let me
   A platinum-processed product characterized by a result of 95% as a result of ultraviolet shielding test by spectrophotometer and average over all wavelength range.
7. Plating the platinum particles of platinum nanocolloid into 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 mixture of the aqueous solution and antibacterial deodorant or antibacterial deodorant and drying it. Let me
   Equipment analysis implementation manual based on the deodorant processed textile product certification standard of the Japan Fiber Evaluation Technology Council, that is, the deodorization test is performed according to the detector tube method and gas chromatography method, the washing treatment method is JIS L 0217 103 method, Repeated 10 times, using JAFET standard detergent as laundry detergent by hanging and drying, and measured at a predetermined measurement time under a predetermined initial gas concentration. A platinum-processed product characterized by the fact that its deodorizing performance has been improved.
8. Plating the platinum particles of platinum nanocolloid into 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 mixture of the aqueous solution and antibacterial deodorant or antibacterial deodorant and drying it. Let me
   An antibacterial test was conducted by the Japan Spinning Inspection Association, that is, the test strain was Staphylococcus aureus, the test method was JIS L 1902: 2008 by the bacterial liquid absorption method of the quantitative test, and the washing method was JIS L 0217 103 According to the test method, the detergent is tested using JAFET standard detergent, and the catalytic action of platinum nanocolloid increases the antibacterial and bacteriostatic activity values after washing 10 times before washing and has antibacterial properties. A platinum processed product characterized by high results.
9. The platinum particles of the platinum nanocolloid are infiltrated into the surface of the object to be treated by immersing in an aqueous solution of platinum nanocolloid in which the platinum particles are dispersed or a mixed solution of the aqueous solution and an antibacterial deodorant or deodorant and drying. ,
   Measure the weight of the fabric after leaving it in the desiccator for one point, and compare the moisturizing rate obtained by the following formula with the measured value after 2 hours and 5 hours.
   Moisturizing rate (%) = ((weight of cloth after each time−weight of absolutely dry cloth) / weight of absolutely dry cloth) × 100
   For washing, do it 10 times based on JIS L-0217 103,
   A platinum-processed product characterized in that after 10 washes, the rate of increase in moisture retention after 2 hours to moisture retention after 5 hours is higher than that of unprocessed products.
10. Antiviral, characterized in that the platinum particles of the platinum nanocolloid are fixed on the surface of an object to be treated by dipping in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and drying, thereby improving antiviral properties. fiber.
11. 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 nanocolloid in which platinum particles are dispersed, and drying the solution. Soaked into the fiber, allowed to act at room temperature for a predetermined time, put the fiber in a stomacher bag, added phosphate buffered saline, and squeezed the fiber in the stomacher bag to induce the virus, As a result of using the virus elicitor 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.
12. 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 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 that, the fiber was put into a sterile stomacher bag together with the film, a phosphate buffered saline solution was added, and the virus was induced by the operation of squeezing the fiber, and this solution was used as a stock solution for a virus infectivity titer measurement sample. As a result, an antiviral fiber characterized in that a decrease in the infectious value of the virus was observed over time.
13. By soaking in an aqueous solution of platinum nanocolloid in which platinum particles are dispersed and drying, the platinum particles of the platinum nanocolloid are fixed on the surface of the treatment object, virus inactivating effect against foot-and-mouth disease virus, enterohemorrhagic Escherichia coli O157 And / or an antiviral fiber characterized by at least one of bactericidal properties against enterohemorrhagic Escherichia coli O111 and fungicide against ringworm.
14. A home appliance with a humidifying function,
    A tank containing water,
    A platinum nanocolloid aqueous solution cartridge that can be mounted on the tank;
    A heater for heating water containing the platinum nanocolloid aqueous solution in the tank;
    A pump for circulating water from the tank,
    A flow path through which water from the tank is circulated;
    A humidifying element that pumps out water containing the platinum nanocolloid aqueous solution in the tank and vaporizes the water sprayed on the surface thereof,
    A fan that sends air toward the humidifying element and promotes vaporization of water on the surface of the humidifying element;
    A home appliance comprising: a heating and humidifying operation by the heater and a humidifying element; and a control unit that switches and controls a vaporizing humidifying operation by the humidifying element.

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