KR20170034005A - Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof - Google Patents

Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof Download PDF

Info

Publication number
KR20170034005A
KR20170034005A KR1020150132057A KR20150132057A KR20170034005A KR 20170034005 A KR20170034005 A KR 20170034005A KR 1020150132057 A KR1020150132057 A KR 1020150132057A KR 20150132057 A KR20150132057 A KR 20150132057A KR 20170034005 A KR20170034005 A KR 20170034005A
Authority
KR
South Korea
Prior art keywords
salt
far
infrared ray
antibacterial
board
Prior art date
Application number
KR1020150132057A
Other languages
Korean (ko)
Inventor
임경도
Original Assignee
주식회사 한국목조문화연구원
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 한국목조문화연구원 filed Critical 주식회사 한국목조문화연구원
Priority to KR1020150132057A priority Critical patent/KR20170034005A/en
Publication of KR20170034005A publication Critical patent/KR20170034005A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/32Burning methods
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B96/00Details of cabinets, racks or shelf units not covered by a single one of groups A47B43/00 - A47B95/00; General details of furniture
    • A47B96/20Furniture panels or like furniture elements
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/04Clay; Kaolin
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/13Compounding ingredients
    • C04B33/131Inorganic additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The present invention relates to a cotton wool board and a method of manufacturing the same, and more particularly, to a cotton wool board and a method of manufacturing the same, ; Heating the preliminarily heated far infrared ray salt to 0.5 to 2 atm and melting at 800 to 1050 占 폚; And a step of adding a granulating material to the molten far-infrared radiation salt and recrystallizing at 0.5 to 2 atm at 900 to 1050 占 폚 to solidify it to a thickness of 0.5 to 5 cm. . The antimicrobial board of the present invention uses radiation salts containing environment-friendly far-infrared rays, so that it can be widely used to maintain a clean environment and a dry state to prevent various diseases and promote health.

Description

TECHNICAL FIELD [0001] The present invention relates to a white hair board containing a far-infrared ray salt and a manufacturing method thereof.

The present invention relates to a cotton woolen board and a method for producing the same. More particularly, the present invention relates to a cotton woolen board containing far-infrared radiation salt as an active ingredient and a method for producing the same.

There are tens of thousands of microorganisms on the earth. Especially, germs and fungi are scattered anywhere on the earth, causing damage to the inside of the building, damage to the exterior, and allergies such as bronchial asthma, asthma, And diseases such as infectious diseases such as food poisoning, infectious diseases, etc., and cause various diseases such as corruption of foods and medicines, materials and performance of industrial products, and so on. In addition, microorganisms live well in places with high humidity and organic matter, and distribution varies according to each region. However, they are distributed irrespective of location, and recently, houses and offices are warm even in winter, Without causing problems.

Although there are many problems in life in these microorganism habitats, there is a method of spraying the disinfectant material which is left neglected or toxic, but scattering of the material at the time of spraying may cause damage to people or livestock, But it costs time and energy and there is a possibility of re-contamination when cooled.

As Korea has been progressing into an industrial society where the industry has developed rapidly for almost 100 years, various industrial wastes are generated from various industrial sites. In addition, there are various kinds of industrial wastes such as household garbage, domestic sewage, factory, animal wastewater, pesticide, chemical fertilizer, Soot, heavy metals, etc., almost all living environments are contaminated with various microorganisms. Such living environment pollution causes pollution of a house in which a person lives, and thus causes various skin diseases and respiratory diseases. Various antimicrobial boards have been used to prevent such diseases. However, these antimicrobial boards are industrially synthesized and cause side effects such as allergies.

Therefore, it is urgent to develop an antibacterial board capable of preventing or alleviating contamination of the household environment from natural materials.

Accordingly, the inventors of the present invention found that far infrared ray salt recently developed by the inventors of the present invention has a very low harmful effect on general organisms compared to common salt, and has excellent antimicrobial activity, The present invention has been accomplished by confirming that it can be used as a cotton woolen board.

Domestic patent 10-794322

An object of the present invention is to provide a cotton woolen board containing a far-infrared ray salt as an effective ingredient as a natural substance usable in place of an antimicrobial substance for organic synthesis and a method for producing the same. In particular, it is characterized in that the antimicrobial board is constituted by a flattened neck.

In order to attain the above object, the present invention provides a whitewood board containing a far-infrared ray salt as an active ingredient and solidified to a thickness of 0.5 to 5 cm.

Further, the present invention relates to a method for producing a fermentation product, comprising: a step of preliminarily heating far-infrared radiation salt at 400 to 500 캜 in a fluidized bed heater; Heating the preliminarily heated far infrared ray salt to 0.5 to 2 atm and melting at 800 to 1050 占 폚; And adding the granulated material to the molten far-infrared radiation salt and recrystallizing at 0.5 to 2 atm at 900 to 1050 DEG C to solidify the film to a thickness of 0.5 to 5 cm. .

Hereinafter, the present invention will be described in detail.

The present invention provides a whitewood board containing a far-infrared ray salt as an active ingredient and solidified to a thickness of 0.5 to 5 cm.

At this time, it is preferable that the antimicrobial board is mixed with at least one granulating material selected from the group consisting of potassium chloride, potassium sulfate and ammonium sulfate in the far-infrared radiation salt, and when mixed with such granulating material, The concentration is preferably 80 to 99% by weight. By treatment of the granulation material, the far infrared ray salt has a much harder particle form than before curing treatment. That is, the granulation materials enhance the break strength of the far-infrared radiation salt to prevent the generation of dust such as salt powder and prevent breakage during shipment or transportation, thereby promoting more free use.

In addition, the antibacterial board is preferably used in a variety of applications such as an antibacterial sink, an antibacterial wardrobe, an antibacterial rice tub, an antibacterial dresser, an antibacterial cosmetic case, a building inner wall board, and an antibacterial dry food. The wholly wooly board of the present invention maintains the health of the human body using the article because it performs antibacterial and desiccant functions even in the case of linen goods such as a sink, a wardrobe and a rice bowl as well as foods that must maintain a dry state.

The far infrared ray salt used in the present invention refers to a salt that absorbs far infrared ray radiant energy of jade through heating process of sun salt.

Wherein the far-infrared radiation salt is obtained by adding a salt of silver salt to a heat-resistant container containing elvan and stearic acid; Wherein the container into which the salt is injected is composed of three or more layers of refractory bricks on the outer wall and is placed on the innermost two layers of the refractory bricks on a kiln in which refractory material is formed with the same components as the heat resistant container; Raising the temperature in the kiln to 750 to 1050 DEG C, and then heating the heat resistant container for 6 to 8 hours; And cooling the temperature in the kiln to room temperature.

When manufacturing the far-infrared ray salt, it is preferable that the refractory material and the coating layer component containing the refractory material and the inner refractory of the kiln additionally contain elvan stone, and in addition, feldspar, silica, kaolin talc and others It is more preferable to further contain at least three selected components. This is necessary for the stability and heat resistance of the container itself, but also serves as a supplement for tribal minerals. It is more preferable that the composition of the heat resistant container and the coating layer of the refractory of the kiln contains both elvan stone, mukumok, bentonite, feldspar, zircon, kaolin and talc, Even more preferably from 15 to 40% by weight of bentonite, from 1 to 4% by weight of bentonite, from 7 to 15% by weight of feldspar, from 5 to 12% by weight of silica, from 6 to 13% of chalk and from 2 to 5% Containing 7 to 9% by weight of kaolin and 3 to 4% by weight of talc, based on the total weight of the composition, Most preferred. If necessary, 2 to 6% by weight of zeolite may be additionally contained as a binder in the preparation of the container.

Since the heat-resistant container used in the present invention contains far-infrared rays in the heating step since the heat-resistant container contains Mukunokok and others, it is made of a special ceramic container such as elvan stone so that heat resistance is maintained even at a temperature of 1,500 ° C or higher do. The content of germanium and selenium, which are beneficial minerals, is higher than that of normal jade. Especially, germanium content is more than 12 times that of germanium hot spring water at 38 ppm per g. In addition, the elvan is composed of 3 ~ 150 thousand holes per 1 cm 3. It has strong adsorption and contains about 25,000 kinds of inorganic salts. It acts to exchange ions with heavy metals, so it is excellent in removing harmful metals, It emits far infrared ray along with Mook Moonok and others.

Chemical composition of the far-infrared radiation salt prepared by the method substantially, NaCl 95 ~ 98 wt%, Na 2 O 0.06 ~ 0.08 weight%, MgO 0.02 ~ 0.04 weight%, K 2 O 0.01 ~ 0.03 % by weight, Al 2 0 3 0.01 to 0.02% by weight, Fe 2 O 3 0.01 to 0.02% by weight, CaO 0.002 to 0.003% by weight, and 0.01 to 0.02% by weight of rare rare trace elements.

The composition of far-infrared radiation salt is much higher than that of sun salt, while the content of lead, arsenic and so on harmful to human body is below detection limit. The sun-salt contains various minerals such as calcium, magnesium, iron, manganese, phosphorus and sulfur. When converted to far-infrared radiation salt, the content of these minerals changes considerably, and sodium, potassium, chlorine, calcium, magnesium, iron, Phosphorus, silicon, sulfur and zinc are greatly increased. In addition, the far-infrared radiation salt is very beneficial to the human body because it can not detect impurities contained in a large amount of sun salt, jade water, lead, copper, arsenic and mercury.

The linen board of the present invention can be easily used in our daily living space, and is also the most frequently occurring and resistant to Penicillium citrimum IFO 6352, Aureobasidium < RTI ID = 0.0 > pullulans IFO 6402), Sacharomayces < RTI ID = 0.0 > a measure of the antibacterial activity against bacteria such as cerevisiae ATCC 44771), Aspergillus Niger (Aapergillus niger ATCC 9029) and fungi, and Escherichia coli (Escherichia coli), pyeongsaek grapes sac aureus (Staphylococcus aureus), rods bacteria (Bacillus subtilis) such As a result, the bactericidal effect against these bacteria is high (see Table 1). Therefore, the antimicrobial board of the present invention can be very usefully used in a sanitary environment such as a sink, a wardrobe, a rice bowl, a dresser, and the like, which are widely used at home and where maintenance is required.

Further, the present invention relates to a method for producing a fermentation product, comprising: a step of preliminarily heating far-infrared radiation salt at 400 to 500 캜 in a fluidized bed heater; Heating the preliminarily heated far infrared ray salt to 0.5 to 2 atm and melting at 800 to 1050 占 폚; And adding the granulated material to the molten far-infrared radiation salt and recrystallizing at 0.5 to 2 atm at 900 to 1050 DEG C to solidify the film to a thickness of 0.5 to 5 cm. .

At this time, the granulating material in step iii) is preferably selected from the group consisting of potassium chloride, potassium sulfate, and ammonium sulfate, and the far infrared ray salt is preferably prepared by adding sun salt to a heat resistant container containing elvan and stearic acid step; Loading the container into which the sun-salt is injected into a kiln in which the outer wall is made of a refractory material having three or more layers and a coating layer is formed on the innermost two layers of the refractory material with the same composition as the heat resistant container; Heating the heat resistant container by maintaining the temperature in the kiln at 750 to 1050 DEG C for 6 to 8 hours; And cooling the temperature in the kiln to room temperature.

As described above, the antimicrobial board containing the far-infrared radiation salt of the present invention as an active ingredient has an excellent antimicrobial activity and is an environmentally friendly natural substance free from harm to the human body, thereby maintaining a clean environment and preventing various diseases, And can be usefully used as daily necessities such as antimicrobial boards and desiccants of white cotton products.

Hereinafter, the present invention will be described in detail with reference to Production Examples and Examples.

However, the following Preparation Examples and Examples are illustrative of the present invention, and the present invention is not limited to the following Examples.

≪ Preparation example of far-infrared ray salt >

4 kilograms of the above mannitol was mixed with 32 weight percent of pulp stone, 32 weight percent of Mung Moonok, 2 weight percent of bentonite, 10 weight percent of feldspar, 8 weight percent of silica, 4 weight of pyrophyllite, 9 weight of kaolin, (25) x length (25) x height (20) cm) composed of a thermoplastic resin and 3% by weight of talc, and then the lid was covered. Then, 288 containers into which the salt was added were placed in a kiln with a space between the containers so that the air could flow, and the kiln door was closed. Thereafter, the temperature inside the kiln was gradually heated to 850 DEG C through the heat source supply port of the kiln, and the temperature was maintained for 6 to 8 hours. Thereafter, the door of the kiln was opened and the temperature in the kiln was cooled to room temperature. Through this process, 850 kg of far infrared ray salt of jade refined from 1,000 kg of sun salt was obtained. At this time, the NaCl concentration of the sun salt was 88 wt%, and the NaCl concentration in the purified far infrared ray salt of jade was 92 wt%.

≪ Example of production of wooly bitumen board >

The prepared far-infrared ray salt was preliminarily heated at 400 to 500 ° C in a fluidized bed heater, and then introduced into the front end of a vertical cylindrical drum. Lifting flights or longitudinal ledges, which are secured to the outer wall of the drum and spaced horizontally and vertically around its circumference, fix the movement of the drum and pressurize the preheated far infrared ray salt at 0.5 to 2 atm And melted at 800 to 1050 DEG C to dissolve the far infrared ray-irradiated salt. Additionally, the addition of a surfactant to the inside of the drum can promote the dissolution of the far infrared ray salt.

The molten far infrared ray salt was added to 10 wt% of potassium nitrate as a granulating material in a recrystallization apparatus and solidified at 0.5 to 2 atm and at a temperature of 900 to 1050 DEG C to a thickness of 0.5 to 5 cm. The solidified whitewood board may vary its thickness as required, but it is preferably 3 cm in thickness practically, and the length or width thereof can be appropriately manufactured depending on the use environment. On the other hand, the device may further comprise a fluidized bed or other suitable cooling device which likewise promotes the movement of the product. To induce the solidification of the far-infrared radiation salt, a cooling fluid is introduced into the recrystallization apparatus at the injection port in a countercurrent manner. This cooling fluid may include any fluid which does not cause a chemical reaction in relation to the chemical nature of the cooling device. For example, air may be introduced into the apparatus for cooling far infrared radiation salt. The solidification occurred at any temperature above the melting point of the salt and the cooling air in the apparatus was lowered to a preheat temperature of approximately 200 ° C to produce a final solidified cotton woolen board.

<Antimicrobial activity of cotton wool board>

In order to confirm the effect of the manufactured cotton woolen board, an effect test was carried out as follows. In order to confirm the antimicrobial effect of the antimicrobial board prepared in the present invention, microorganisms which can be easily found in the daily living space and most resistant and resistant to the antimicrobials were selected and their effects were confirmed.

That is, the fungi are Penicillium citrimum IFO 6352, Aureobasidium pullulans IFO 6402), Levy MY three process as Saccharomyces Jia (Sacharomayces cerevisiae ATCC 44771), Aspergillus Niger (Aapergillus niger ATCC 9029) and Escherichia coli bacteria (Escherichia coli , Staphylococcus aureus , and Bacillus subtilis were selected.

In order to measure the antimicrobial activity, the mold was treated with the antimicrobial board to the spore solution, and then the potato dextrose agar was sterilized at 121 ° C for 15 minutes and then cooled to 50 ° C. The sterilized petri dish was dispensed The bacterial solution was treated with the above-mentioned antibacterial board, and then Nutrient agar was sterilized at 121 ° C for 15 minutes, and after 50 minutes, After cooling, dissolve the treated solution in a sterilized petri dish and incubate the treated solution. The number of colonies per 1 ml is measured by successive 1/10 dilution, and the bacterial count per ml is calculated by observing the degree of growth. (Table 1). As a result, it was confirmed that the antimicrobial board of the present invention has a high antibacterial effect against various bacteria present in living environment.

The sterilizing power of the antibacterial board against various bacteria (the number of bacteria or spores) Control group After antibacterial sheet treatment Penicillium citrulinium 2.7 × 10 9 1.5 x 10 9 Ourobassidium pullulans 1.8 × 10 9 0.7 × 10 9 Sakaromayses Serabizia 2.1 × 10 9 1.3 x 10 9 Asperger's Nizar 4.4 × 10 9 2.9 × 10 9 Escherichia coli 3.7 × 10 10 4.8 × 10 9 Glaucoma 1.5 × 10 10 6.2 × 10 9 Germ 2.0 × 10 10 3.9 × 10 9

As described above, the antimicrobial board manufactured according to the present invention can be very usefully used in a sanitary environment such as a sink, a closet, a rice basket, a dressing table, dry food,

Claims (5)

I) introducing the salt into a heat-resistant container containing quartz and mica;
Ii) loading the container into which the sun-salt is injected into a kiln where the outer wall is made of refractory bricks having three or more layers and the innermost two layers of the refractory bricks have a coating layer formed of the same components as the refractory bricks;
Iii) heating the heat resistant container by raising the temperature in the kiln to 750 to 1050 캜 and holding it for 6 to 8 hours; And
Iv) 80 to 99% by weight of far-infrared radiation salt prepared by cooling the temperature in the kiln to room temperature, and
A white wool board containing far infrared ray salt containing 1 to 20% by weight of a granulating material selected from potassium chloride or ammonium sulfate as an active ingredient and solidified to a thickness of 0.5 to 5 cm.
The method according to claim 1,
Wherein the concentration of the far-infrared ray salt is 80 to 92% by weight.
The method according to claim 1,
Wherein the antimicrobial board is used in an application selected from the group consisting of an antibacterial sink, an antibacterial ward, an antibacterial rice tub, an antibacterial dressing, an antibacterial cosmetic, and an antibacterial dry food.
I) pre-heating the far infrared ray salt of claim 1 at 400 to 500 ° C in a fluidized bed heater;
Ii) pressurizing the preheated far infrared ray salt at 0.5 to 2 atm and melting at 800 to 1050 ° C; And
Iii) adding the granulating material selected from potassium chloride or ammonium sulfate to the molten far-infrared radiation salt and recrystallizing the granulated material at 0.5 to 2 atm at 900 to 1050 DEG C to solidify it to a thickness of 0.5 to 5 cm. A method for producing a cotton woolen board containing radish salt.
5. The method according to any one of claims 1 to 4,
Characterized in that the antimicrobial board is made of a cotton wool.
KR1020150132057A 2015-09-18 2015-09-18 Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof KR20170034005A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150132057A KR20170034005A (en) 2015-09-18 2015-09-18 Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150132057A KR20170034005A (en) 2015-09-18 2015-09-18 Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof

Publications (1)

Publication Number Publication Date
KR20170034005A true KR20170034005A (en) 2017-03-28

Family

ID=58495972

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150132057A KR20170034005A (en) 2015-09-18 2015-09-18 Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof

Country Status (1)

Country Link
KR (1) KR20170034005A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100794322B1 (en) 2005-12-12 2008-01-11 남 종 김 Antimicrobial Board for Housekeeping Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100794322B1 (en) 2005-12-12 2008-01-11 남 종 김 Antimicrobial Board for Housekeeping Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof

Similar Documents

Publication Publication Date Title
US20210235703A1 (en) Disinfectant for drinkable water, food contact, industry, spas, swimming pools and air sterilization
CN101952525A (en) Modified mineral-based fillers
CN1918999A (en) Preparation process of nano antibacterial agent
KR101167070B1 (en) An anti-bacterial chopping board and a preparation thereof
CN101745137A (en) Degradable disinfectant wet tissue and production method and application thereof
CN106894605A (en) Nanometer imitated wood floor board and its manufacture method
KR100794322B1 (en) Antimicrobial Board for Housekeeping Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof
CN101245191A (en) Nano antiseptic plastic product and manufacture method thereof
KR20150134729A (en) Antibiotic Plastic
KR101693502B1 (en) Method of Producing antibacterial film of an antibacterial master batch containing ionized calcium powder as a raw material
KR20170045466A (en) Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof
CN103858934B (en) A kind of fumigation pharmaceutical composition for animals and its preparation method and application
WO2013098774A1 (en) Antimicrobial material comprising a metal ion charged on synthesized zeolite
KR101246849B1 (en) Minerals aqueous solution and its manufacturing method
KR101678314B1 (en) Manufacturing Method of Antibacterial Masterbatch Using Ionized Calcium Powder
JP6875669B2 (en) Manufacturing method of environmental improvement material
KR20170034005A (en) Cypress Wood hair Board Containing Salt Radiating Far-Infrared Ray and Method of Producing Thereof
CN101747444B (en) Overall treatment method of microorganism in starch and starch derivatives
KR20170141413A (en) Nonflammable Cypress Board and Method of Producing Thereof
CN105523266B (en) A kind of food fresh keeping glass container and its production method
KR101678315B1 (en) Method of Producing antibacterial Storage containers of an antibacterial master batch containing ionized calcium powder as a raw material
KR20150069813A (en) The method for manufacturing a natural shell power and attachment
KR200408392Y1 (en) Nano silver and perfume contain Shopping cart
CN105883986A (en) Biological ceramic sterilizing ball
KR100753371B1 (en) Germicide Compositon for Agiculture and Horiculture Containing Salt Radiating Far-Infrared ray and Germicidal Method Using the Same

Legal Events

Date Code Title Description
N231 Notification of change of applicant