KR20120137710A - Antibacterial coating composition and coating same - Google Patents

Antibacterial coating composition and coating same Download PDF

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Publication number
KR20120137710A
KR20120137710A KR1020110056721A KR20110056721A KR20120137710A KR 20120137710 A KR20120137710 A KR 20120137710A KR 1020110056721 A KR1020110056721 A KR 1020110056721A KR 20110056721 A KR20110056721 A KR 20110056721A KR 20120137710 A KR20120137710 A KR 20120137710A
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KR
South Korea
Prior art keywords
coating composition
weight
parts
antimicrobial coating
antimicrobial
Prior art date
Application number
KR1020110056721A
Other languages
Korean (ko)
Inventor
전명자
Original Assignee
전명자
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Filing date
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Priority to KR1020110056721A priority Critical patent/KR20120137710A/en
Publication of KR20120137710A publication Critical patent/KR20120137710A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/015—Biocides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04—Homopolymers or copolymers of esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04—Polyurethanes
    • C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/24—Electrically-conducting paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/017—Additives being an antistatic agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Plant Pathology (AREA)
  • Paints Or Removers (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

PURPOSE: An anti-microbial coating composition is provided to maintain anti-microbial effects of silver-nano particle and to prevent bacterial multiplication in a pad. CONSTITUTION: An anti-microbial coating composition comprises: 100.0 parts by weight of pigment and solvent with the weight ratio of 1:30; 10-15 parts by weight of a binder; 4-7 parts by weight of antibacterial material comprising one or more kinds selected from a silver nanopowder, a platinum nanopowder, a copper powder and a titanium dioxide; and 2-3 parts by weight of porous material. The pigment comprises one or more kinds selected from inorganic pigment such as oxide, hydroxide and carbon black. The porous material is one or more kinds selected from zeolite, potassium phosphate, zirconium phosphate, and silica gel.

Description

Antimicrobial coating composition and coating same

The present invention relates to a composition having excellent antimicrobial activity and a pad coated therewith, and more particularly, to a zeolite and a binder which efficiently adsorbs one or more antimicrobial substances selected from silver nano, platinum nano, and titanium dioxide (TiO 2 ). It relates to an antimicrobial coating composition comprising a (binder) and a pad coated with the antimicrobial coating composition.

Due to environmental pollution caused by the gradual development of the industry, interest in materials that are inseparable in the life of the seal is continuously increasing. Bacteria, which are the causes of various diseases, mainly use water as a transport medium, and thus water pollution causes 80% of all diseases in our daily lives.

In addition, materials such as shoe insoles, which are essential to shoes used by modern people, mouse pads that are essential when using computers, and interior and exterior materials for building, are caused by sweat released from the body and pollutants contained in moisture in the air. In addition to nasty smells, efforts have been made to improve the pathogens.

To date, various technologies such as chemical and biological methods have been developed for the antibacterial and disinfectant purification of water or air, but there is a problem in removing bacteria such as bacteria. In addition, a technology has been developed that provides antimicrobial properties by coating nanocomposites with silver nanoparticles (Ag) with excellent antibacterial activity among pads. Since there is a problem that the peeling from the sea pad due to the problem does not function properly, there is a need for a fundamental solution.

Therefore, it is an object of the present invention to provide an antimicrobial coating composition that can sustain the antimicrobial action of silver nanoparticles.

Another object of the present invention to provide a pad coated with an antimicrobial coating composition excellent in antimicrobial properties.

One embodiment of the present invention for achieving the above object is a binder (10-15 parts by weight) with respect to 100 parts by weight of a solvent in which the pigment (顔料) and the solvent in a 1: 30 weight ratio; 4 to 7 parts by weight of an antimicrobial substance including at least one selected from silver nanopowder, platinum nanopowder, copper powder and titanium dioxide (TiO 2 ) powder; Characterized by comprising 2 to 3 parts by weight of the porous material.

The pigment may be any one of an organic pigment and an inorganic pigment, but may be selected from oxides such as titanium dioxide and iron oxide, hydroxides such as alumina and iron oxide, and inorganic pigments such as carbon black having excellent antistatic effect. It is preferable to use what contains 1 or more types.

In addition, the porous material may be used by selecting one or more of zeolite, calcium phosphate, zirconium phosphate, silica gel, preferably, it is preferable to use a zeolite having an excellent loading amount of silver nano, platinum nano or titanium dioxide nano.

The binder may be one or more selected from the group consisting of phenol resin binders, epoxy resins, vinyl resins, acrylic resins, urethane resins, or mixtures thereof, but the adhesiveness is excellent and the texture and grip of the surface when coated It is preferable to use good polyurethane resin.

The pad coated with the antimicrobial coating composition according to the preferred embodiment of the present invention is a cork powder and polyurethane in the same ratio in a blender, the mixture made by mixing the 80 ℃ dryer in the drying and then put into a mold at a temperature of 120 ℃ Molding for 30 to 40 minutes to complete the molding foam. The finished molded product is cut into various specifications and made into a required product, and the antimicrobial coding composition prepared as above is spray-coated to the corresponding product using a spray or the like to complete a pad coated with the antimicrobial coating composition.

The pad coated with the coating composition having excellent antimicrobial properties may be used as a shoe insole, an anti-slip pad, a handle cover, a mouse pad, a sheet, a mattress, or an interior / exterior board for construction.

The antimicrobial coating composition of the present invention is synthesized and dispersed by adsorbing silver nanopowder, platinum nanopowder, copper powder, and titanium dioxide powder having excellent antimicrobial activity to a porous material, which are mixed with a solvent and a polyurethane-based binder mixed with a pigment and a solvent. By mixing and spray coating the surface of the pad, bacteria such as Escherichia coli, Pseudomonas aeruginosa, P. aeruginosa, Bacillus subtilis, Typhoid bacteria, Staphylococcus aureus, Vibrio bacteria, and various fungi may be effectively removed.

Hereinafter, preferred embodiments of the present invention will be described in more detail. It should be understood, however, that the invention can be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It should be noted that the embodiments of the present invention described below are intended to sufficiently convey the spirit of the present invention to those skilled in the art, and the present invention will be defined by the scope of the claims.

One embodiment of the present invention is 10 to 15 parts by weight of the binder with respect to 100 parts by weight of a solvent in which the pigment (顔料) and the solvent in a 1: 30 weight ratio; 4 to 7 parts by weight of an antimicrobial substance including at least one selected from silver nanopowder, platinum nanopowder, copper powder and titanium dioxide (TiO 2 ) powder; Composition comprising 2 to 3 parts by weight of a porous material.

Example 1

Cork powder and polyurethane are added to the blender at the same ratio, and the blend is mixed in an 80 ° C. dryer, dried, and then put into a mold for about 30 to 40 minutes at a temperature of 120 ° C. to complete the molding foam. The finished molded product was cut to various standards to complete the required product. For example, according to the purpose of use, it is made of a mouse pad, shoe insole, chair seat, mattress, etc., and sprays the antimicrobial coating composition on the surface of the mat as a spray to form an antimicrobial coating to complete the pad coated with the antimicrobial coating composition. .

At this time, the antimicrobial coating composition, an inorganic pigment and thinner (thinner) mixed with one or more selected from inorganic pigments such as oxides such as titanium dioxide, iron oxide, hydroxides such as alumina and iron oxide, and carbon black having excellent electrostatic charge effect. 10-15 weight of polyurethane binder which has good adhesion and good surface texture and grip when coated with 100 parts by weight of any one solvent selected from 1) or methyl ethyl ketone in a 1: 30 weight ratio. part; 4 to 7 parts by weight of an antimicrobial substance including at least one selected from silver nanopowder, platinum nanopowder, copper powder and titanium dioxide (TiO 2 ) powder; Zeolite, calcium phosphate, zirconium phosphate, silica gel having a composition containing 2 to 3 parts by weight of a porous material containing at least one was used. As the porous material, it may be preferable to use an adsorbent superior zeolite.

In the above embodiment, an example in which the pigment is used as an inorganic pigment has been described, but an organic pigment may be used. If possible, it is preferable to include at least one of various inorganic pigments depending on the color, but it is preferable to include carbon black excellent in antistatic effect. When carbon black having an excellent antistatic effect is included, it is possible to achieve an effect that the bacterial material does not easily stick to the surface of the pad.

In addition, in the embodiment of the present invention has been described using an antimicrobial material containing at least one selected from silver nano powder, platinum nano powder, copper nano powder, titanium dioxide powder, silver nano powder, titanium dioxide powder and It is preferable to mix and use the copper powder which is excellent in bacterial suppression (microbial) action by the same weight ratio.

In addition to the polyurethane resin, the binder may be one or more selected from the group consisting of a phenol resin binder, an epoxy resin, a vinyl resin, an acrylic resin, a urethane resin, or a mixture thereof.

The antimicrobial coating composition is a porous material of the porous material by mixing a porous material containing at least one of zeolite, calcium phosphate, zirconium phosphate, silica gel and silver nano powder, platinum nano powder, titanium dioxide powder, copper powder with excellent antibacterial action. Since the antibacterial substance is easily loaded in a large amount, there is no phenomenon that the antimicrobial substance is easily peeled off when spray-coated on the surface of the pad. At this time, it is preferable that the thickness of a spray coating shall be 100 nm-200 nm.

Example 2

The product was completed in the same manner as in Example 1 except for using a powder obtained by grinding a molded article made of ethylene-vinylacetate (EVA) copolymer in place of the cork powder to have an average diameter of about 4 to 7 mm. .

The antimicrobial coating composition produced by the above-described method is nanoparticles of silver, titanium dioxide, excellent bacterium suppression (bacterial) action, and nanoparticles of nanoparticles are supported on a porous material such as zeolite, so that the binder and solvent By spraying coating on the surface of the pad by mixing with the mixed adhesive, it is possible to prevent bacterial growth through the pad where a part of the body is in easy contact. That is, the sweat generated in the palm or various known germs in the palm during use may be prevented from adhering to the surface of the pad to proliferate, thereby providing a comfortable user environment. In addition, by containing carbon black having an excellent antistatic effect, there is an advantage that it is possible to suppress the adhesion of bacteria as a transport medium such as dust in the air to the surface.

Claims (5)

An antimicrobial coating composition comprising: 10 to 15 parts by weight of a binder with respect to 100 parts by weight of a solvent in which a pigment and a solvent are mixed in a 1:30 weight ratio; 4 to 7 parts by weight of an antimicrobial substance including at least one selected from silver nanopowder, platinum nanopowder, copper powder and titanium dioxide powder; Antimicrobial coating composition, characterized in that consisting of 2 to 3 parts by weight of a porous material.
The method of claim 1, wherein the pigment may be any one of an organic pigment and an inorganic pigment, but oxides such as titanium dioxide and iron oxide, hydroxides such as alumina, iron oxide, and the like, and carbon black having excellent antistatic effect Antimicrobial coating composition comprising at least one selected from the same inorganic pigments.
The antimicrobial coating composition according to claim 1 or 2, wherein the porous material is at least one selected from zeolite, calcium phosphate, zirconium phosphate, and silica gel.
The antimicrobial coating composition of claim 3, wherein the binder is at least one selected from the group consisting of a phenol resin binder, an epoxy resin, a vinyl resin, an acrylic resin, a urethane resin, or a mixture thereof.
In the pad coated with the antimicrobial coating composition, the cork powder and the polyurethane were added to the blender in the same ratio, and the blended mixture was put into an 80 ° C. dryer, dried, and then put into a mold for about 30 to 40 minutes at a temperature of 120 ° C. The pad coated with the antimicrobial coding composition, characterized in that the spray-coated the antimicrobial coating composition formed by the method of claim 5 to the molded pad.
KR1020110056721A 2011-06-13 2011-06-13 Antibacterial coating composition and coating same KR20120137710A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110056721A KR20120137710A (en) 2011-06-13 2011-06-13 Antibacterial coating composition and coating same

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Application Number Priority Date Filing Date Title
KR1020110056721A KR20120137710A (en) 2011-06-13 2011-06-13 Antibacterial coating composition and coating same

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KR20120137710A true KR20120137710A (en) 2012-12-24

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160123589A (en) * 2015-04-16 2016-10-26 (주) 반도체로박 Dehumidification unit for attaching on underwear and functional underwear comprising the same
CN108841310A (en) * 2018-07-11 2018-11-20 刘志 A kind of environment-friendly type PVC artificial leather surface dulling inorganic agent
KR102111155B1 (en) * 2020-01-20 2020-05-14 이조달연구원 주식회사 Cork block having a antibacterial function
KR102112777B1 (en) * 2019-09-17 2020-05-19 항균소재 주식회사 Antibacterial Powder Coating Composition and Manufacturing Method thereof
KR20220084922A (en) * 2020-12-14 2022-06-21 한남대학교 산학협력단 Antibiotic plastic
KR102524715B1 (en) * 2022-07-14 2023-05-02 진양메디 주식회사 Automatic bidet bed for patient

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160123589A (en) * 2015-04-16 2016-10-26 (주) 반도체로박 Dehumidification unit for attaching on underwear and functional underwear comprising the same
CN108841310A (en) * 2018-07-11 2018-11-20 刘志 A kind of environment-friendly type PVC artificial leather surface dulling inorganic agent
KR102112777B1 (en) * 2019-09-17 2020-05-19 항균소재 주식회사 Antibacterial Powder Coating Composition and Manufacturing Method thereof
KR102111155B1 (en) * 2020-01-20 2020-05-14 이조달연구원 주식회사 Cork block having a antibacterial function
KR20220084922A (en) * 2020-12-14 2022-06-21 한남대학교 산학협력단 Antibiotic plastic
KR102524715B1 (en) * 2022-07-14 2023-05-02 진양메디 주식회사 Automatic bidet bed for patient

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