WO2024247621A1 - Composition d'agent de revêtement - Google Patents

Composition d'agent de revêtement Download PDF

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Publication number
WO2024247621A1
WO2024247621A1 PCT/JP2024/016995 JP2024016995W WO2024247621A1 WO 2024247621 A1 WO2024247621 A1 WO 2024247621A1 JP 2024016995 W JP2024016995 W JP 2024016995W WO 2024247621 A1 WO2024247621 A1 WO 2024247621A1
Authority
WO
WIPO (PCT)
Prior art keywords
coating composition
present
coating
antibacterial
mass
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2024/016995
Other languages
English (en)
Japanese (ja)
Inventor
弘之 杉原
充 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Miccheal Chemical Co Ltd
Original Assignee
Miccheal Chemical Co Ltd
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 Miccheal Chemical Co Ltd filed Critical Miccheal Chemical Co Ltd
Priority to KR1020257038655A priority Critical patent/KR20260004409A/ko
Priority to CN202480033724.8A priority patent/CN121152847A/zh
Priority to JP2025523390A priority patent/JPWO2024247621A1/ja
Publication of WO2024247621A1 publication Critical patent/WO2024247621A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • C09D105/00—Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
    • 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
    • C09D5/02—Emulsion paints including aerosols
    • C09D5/024—Emulsion paints including aerosols characterised by the additives
    • C09D5/025—Preservatives, e.g. antimicrobial agents
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic

Definitions

  • the present invention relates to a coating composition.
  • Patent Document 1 As a coating composition that can impart antibacterial and antifungal properties, for example, a paint containing copper oxide has been disclosed (see, for example, Patent Document 1).
  • the present invention has been made to solve the above problems, and aims to provide a method that can safely and inexpensively sufficiently prevent the growth of bacteria and mold.
  • the coating composition of the present invention contains a saccharide
  • the saccharide acts as a binder (binding agent) that has a function of adhering to the surface to be coated, and even if the surface to be coated is a downward surface of a ceiling material, the composition can be adhered to the surface and can be sufficiently prevented from falling off.
  • the composition when a coating is formed, the composition can exhibit excellent antibacterial and antifungal properties.
  • the reason why the coating composition of the present invention can exhibit excellent antibacterial and antifungal properties is unclear, but it is presumed that this is because the water (free water) necessary for the growth of bacteria and fungi is not sufficiently obtained on the coating film formed by evaporation of the solvent such as water.
  • the hydroxyalkyl group that sugars usually have makes the antibacterial and antifungal properties more remarkable.
  • the present invention (2) is the coating agent composition of the present invention (1), which has a pH of 5 to 12. This provides the resulting coating with particularly excellent antibacterial and antifungal properties.
  • pH is measured at 25° C. using a commercially available pH meter.
  • the present invention (3) is a coating composition according to the present invention (1) or (2), which is a water-based coating composition.
  • the present invention (4) is a coating composition that can be arbitrarily combined with any of the edible coating compositions of the present inventions (1) to (3).
  • the present invention (5) is a coating agent composition for ceiling materials, which is an optional combination with any of the present inventions (1) to (4).
  • the coating composition of the present invention can be sufficiently adhered even to a surface from which the composition is likely to fall off, such as the bottom surface of a ceiling material, and can satisfactorily prevent the composition from falling off.
  • the present invention (7) is an antibacterial and antifungal article characterized in that it has a coating film formed on a hard surface and/or a porous surface by coating with the coating composition of any one of the present inventions (1) to (5).
  • Coating composition The saccharide contained in the coating composition of the present invention will be described below. Next, preferred components and optional components in the coating composition of the present invention will be described.
  • Disaccharides is a general term for substances formed by the dehydration and condensation of two monosaccharide molecules through a glycosidic bond. Examples include maltose, sucrose, cellobiose, lactose, etc., with maltose being the most preferred.
  • Polysaccharides are a general term for substances formed by the polymerization of monosaccharide molecules through glycosidic bonds, and may be any sugar in which a monosaccharide molecule is bound to multiple (two or more) monosaccharide molecules.
  • polysaccharides include, but are not limited to, plant-derived polysaccharides such as cellulose, starch, carrageenan, agar, alginic acid (salt), gum arabic, arabinogalactan, pectin, locust bean gum, tara gum, guar gum, tamarind seed gum, psyllium seed gum, cassia gum, and konjac; microbial-derived polysaccharides such as xanthan gum, gellan gum, curdlan, and pullulan (registered trademark); and derivatives thereof.
  • plant-derived polysaccharides such as cellulose, starch, carrageenan, agar, alginic acid (salt), gum arabic, arabinogalactan, pectin, locust bean gum, tara gum, guar gum, tamarind seed gum, psyllium seed gum, cassia gum, and konjac
  • microbial-derived polysaccharides such as xanthan gum, gellan gum
  • Sugars usually have a hydroxymethyl group, and preferably also have, for example, a hydroxyethyl group and/or a hydroxypropyl group.
  • Such functional groups may react with functional groups on the cell membrane (wall) of bacteria and fungi, changing the cell membrane (wall) and making the antibacterial and antifungal properties more pronounced.
  • the viscosity of a 2% by mass aqueous solution of the saccharide at 20° C. is preferably 100 mPa ⁇ s or more and 100,000 mPa ⁇ s or less, more preferably 150 mPa ⁇ s or more and 50,000 mPa ⁇ s or less, and even more preferably 200 mPa ⁇ s or more and 10,000 mPa ⁇ s or less.
  • the viscosity of a 2% by mass aqueous solution of a thickener at 20°C is measured using a Brookfield rotational viscometer in accordance with JIS Z8803 (2011).
  • the weight average molecular weight of the saccharide is preferably 300 or more, more preferably 1,000 or more, further preferably 10,000 or more, and particularly preferably 100,000 or more.
  • the upper limit of the weight-average molecular weight of the saccharide is not particularly limited, but is usually 80 million or less.
  • the weight average molecular weight can be determined by gel permeation chromatography using a phosphate buffer solution and acetonitrile as a developing solvent and polyacrylic acid as a standard substance.
  • the coating composition of the present invention does not need to contain any binder other than the saccharide, and the resulting coating film can adhere sufficiently to the surface to be coated.
  • the coating composition may further contain a water-soluble carbonate such as sodium carbonate as a binder other than the saccharide.
  • water-soluble means that the solubility in water at 1 atmospheric pressure and 20° C. is 10 g/L or more.
  • the content of the water-soluble carbonate can be, for example, 0.1 mass % or more and 1 mass % or less in 100 mass % of the coating agent composition.
  • the content of the food additive which is the antibacterial component and/or antifungal component is preferably 0.1% by mass or more, more preferably 0.25% by mass or more, even more preferably 1% by mass or more, and particularly preferably 2% by mass or more, based on 100% by mass of the coating composition, from the viewpoint of making the antibacterial property, etc., more prominent.
  • the content of the food additive which is the antibacterial component and/or antifungal component is preferably 10% by mass or less, more preferably 5% by mass or less, even more preferably 3% by mass or less, and particularly preferably 1% by mass or less, from the viewpoint of further improving the storage stability of the coating composition.
  • the coating composition of the present invention contains two or more types of food additives which are antibacterial and/or antifungal components
  • the content of the food additives which are antibacterial and/or antifungal components refers to the total content thereof.
  • the total content of the sugars and the food additives which are the antibacterial and/or antifungal components is preferably 5% by mass or more from the viewpoint of making the antibacterial properties more pronounced.
  • the total content of the sugars and the food additives which are the antibacterial and/or antifungal components is preferably 10% by mass or less, and more preferably 7% by mass or less, from the viewpoint of further improving the storage stability of the coating composition.
  • the coating composition of the present invention may further contain food additives such as citric acid, lactic acid, fumaric acid, phosphoric acid, phytic acid, salts thereof, and sodium carbonate, which are pH adjusters, as appropriate.
  • food additives such as citric acid, lactic acid, fumaric acid, phosphoric acid, phytic acid, salts thereof, and sodium carbonate, which are pH adjusters, as appropriate.
  • the coating composition of the present invention may contain components other than food additives other than those mentioned above, for example, synthetic resins such as acrylic resins, binder components of silane coupling agents; pH adjusters such as metal hydroxides; antibacterial and antifungal components such as acetyl glycol surfactants, fluorine surfactants, quaternary ammonium surfactants, isopropylmethylphenol (IPMP), diiodomethyl-p-tolylsulfone (DMTS), and inorganic antibacterial components; and other components such as chelating agents, solubilizers, viscosity adjusters, and coloring materials.
  • synthetic resins such as acrylic resins, binder components of silane coupling agents
  • pH adjusters such as metal hydroxides
  • antibacterial and antifungal components such as acetyl glycol surfactants, fluorine surfactants, quaternary ammonium surfactants, isopropylmethylphenol (IPMP), diiodomethyl-p-tolylsulf
  • the coating composition of the present invention is preferably substantially composed of food additives and water. If the coating composition of the present invention is an edible coating composition, it is highly safe, for example, when coating ceiling materials in stores and factories that handle food, or even if it falls off after coating and forming a film and gets into food. In addition, the coating composition of the present invention can exhibit very excellent antibacterial and antifungal properties even in the form of such an edible coating composition.
  • the coating composition of the present invention is more preferably an aqueous edible coating composition.
  • the coating agent composition of the present invention can be easily obtained by, for example, measuring and charging each of the above-mentioned components into a vessel equipped with a stirrer at room temperature and normal pressure, and stirring the components.
  • a vessel equipped with a stirrer at room temperature and normal pressure for example, it can be produced by adding sugars and, if necessary, other ingredients to water and mixing them.
  • the coating composition of the present invention can be used on various hard surfaces and various porous surfaces, for example, plastic materials, stone materials, wood materials, glass materials, metal materials, resin materials, etc. By coating the coating composition of the present invention on the above-mentioned surfaces and drying by heating as necessary, a coating film having excellent antibacterial and antifungal properties can be obtained.
  • the coating composition of the present invention is preferable for use on hard surfaces, and is more preferable for use on ceiling materials because it has excellent adhesion and also excellent antibacterial and antifungal properties.
  • the present invention also relates to an antibacterial and antifungal article characterized in that it has a coating film formed by coating the coating composition of the present invention on a hard surface and/or a porous surface.
  • the antibacterial and antifungal articles are not particularly limited, but are preferably materials such as ceiling materials, tiles, glass, wall materials, and floor materials in houses, stores, factories, accommodation facilities, and vehicles; machines and equipment used in food production; tables; chairs; showcases; industrial equipment; medical equipment, etc. Among them, ceiling materials in stores and factories that handle food are more preferable.
  • ⁇ Mold resistance test> The coating composition was applied to a ceiling material, Gyptone (manufactured by Yoshino Gypsum Co., Ltd.), and dried at 15 to 25°C for 24 hours or more to obtain a coating.
  • a mold resistance test was conducted according to JIS Z2911:2000, and the results were evaluated according to the following criteria. (Evaluation Criteria) 0: No growth of mycelium was observed in the inoculated portion of the sample or test piece. 1: The area of mycelial growth observed in the inoculated portion of the sample or test piece does not exceed 1/3 of the total area. 2: The area of mycelial growth observed in the inoculated portion of the sample or test piece exceeds 1/3 of the total area.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Plant Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Paints Or Removers (AREA)

Abstract

La présente invention concerne un procédé pour empêcher de manière sûre et peu coûteuse la formation de bactéries et de champignons. La présente invention concerne une composition d'agent de revêtement caractérisée en ce qu'elle contient un saccharide et en ce qu'elle est destinée à être appliquée sur des surfaces dures et/ou des surfaces poreuses.
PCT/JP2024/016995 2023-05-29 2024-05-07 Composition d'agent de revêtement Ceased WO2024247621A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020257038655A KR20260004409A (ko) 2023-05-29 2024-05-07 코팅제 조성물
CN202480033724.8A CN121152847A (zh) 2023-05-29 2024-05-07 涂覆剂组合物
JP2025523390A JPWO2024247621A1 (fr) 2023-05-29 2024-05-07

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023087940 2023-05-29
JP2023-087940 2023-05-29

Publications (1)

Publication Number Publication Date
WO2024247621A1 true WO2024247621A1 (fr) 2024-12-05

Family

ID=93657227

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2024/016995 Ceased WO2024247621A1 (fr) 2023-05-29 2024-05-07 Composition d'agent de revêtement

Country Status (5)

Country Link
JP (1) JPWO2024247621A1 (fr)
KR (1) KR20260004409A (fr)
CN (1) CN121152847A (fr)
TW (1) TW202506913A (fr)
WO (1) WO2024247621A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000160027A (ja) * 1998-11-26 2000-06-13 Daicel Chem Ind Ltd 抗菌性組成物
JP2007246425A (ja) * 2006-03-15 2007-09-27 Dainichiseika Color & Chem Mfg Co Ltd 防藻剤および防藻方法
JP2017206653A (ja) * 2016-05-20 2017-11-24 秋山錠剤株式会社 脱臭塗膜と該脱臭塗膜の成膜方法および脱臭面保有設備機器
JP2017210584A (ja) * 2016-05-27 2017-11-30 小松　秀一 食品包装用塗料、およびそれを利用した食品用包装容器
CN107620226A (zh) * 2017-10-18 2018-01-23 常德金德新材料科技股份有限公司 防霉保鲜纸及其制备方法
WO2023085237A1 (fr) * 2021-11-12 2023-05-19 日本ペイント株式会社 Composition de revêtement aqueuse antivirale et article

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102040048B1 (ko) 2015-09-08 2019-11-05 닛폰세이테츠 가부시키가이샤 질화 처리 강 부품 및 그의 제조 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000160027A (ja) * 1998-11-26 2000-06-13 Daicel Chem Ind Ltd 抗菌性組成物
JP2007246425A (ja) * 2006-03-15 2007-09-27 Dainichiseika Color & Chem Mfg Co Ltd 防藻剤および防藻方法
JP2017206653A (ja) * 2016-05-20 2017-11-24 秋山錠剤株式会社 脱臭塗膜と該脱臭塗膜の成膜方法および脱臭面保有設備機器
JP2017210584A (ja) * 2016-05-27 2017-11-30 小松　秀一 食品包装用塗料、およびそれを利用した食品用包装容器
CN107620226A (zh) * 2017-10-18 2018-01-23 常德金德新材料科技股份有限公司 防霉保鲜纸及其制备方法
WO2023085237A1 (fr) * 2021-11-12 2023-05-19 日本ペイント株式会社 Composition de revêtement aqueuse antivirale et article

Also Published As

Publication number Publication date
JPWO2024247621A1 (fr) 2024-12-05
CN121152847A (zh) 2025-12-16
TW202506913A (zh) 2025-02-16
KR20260004409A (ko) 2026-01-08

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